Adding upstream version 0.13.1.upstream/0.13.1

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
author: Daniel Baumann <daniel.baumann@progress-linux.org> 2024-04-13 11:30:08 +0000
committer: Daniel Baumann <daniel.baumann@progress-linux.org> 2024-04-13 11:30:08 +0000
commit: 4ce65d59ca91871cfd126497158200a818720bce (patch)
tree: e277def01fc7eba7dbc21c4a4ae5576e8aa2cf1f /vendor/ipl/web
parent: Initial commit. (diff)
download: icinga-php-library-4ce65d59ca91871cfd126497158200a818720bce.tar.xz
icinga-php-library-4ce65d59ca91871cfd126497158200a818720bce.zip
78 files changed, 10230 insertions, 0 deletions
diff --git a/vendor/ipl/web/LICENSE b/vendor/ipl/web/LICENSE
new file mode 100644
index 0000000..a904102
--- /dev/null
+++ b/vendor/ipl/web/LICENSE
@@ -0,0 +1,21 @@
+The MIT License
+
+Copyright (c) 2018 Icinga GmbH https://icinga.com
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
diff --git a/vendor/ipl/web/asset/static/font/icinga-icons/selection.json b/vendor/ipl/web/asset/static/font/icinga-icons/selection.json
new file mode 100644
index 0000000..015faf0
--- /dev/null
+++ b/vendor/ipl/web/asset/static/font/icinga-icons/selection.json
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(Icinga)","designerURL":"https://icinga.com","license":"Proprietary"},"metrics":{"emSize":1024,"baseline":6.25,"whitespace":50},"embed":false,"noie8":true,"ie7":false,"showSelector":true,"showMetrics":false,"showMetadata":false,"showVersion":false},"imagePref":{"prefix":"icon-","png":true,"useClassSelector":true,"color":0,"bgColor":16777215,"classSelector":".icon"},"historySize":50,"showCodes":true,"gridSize":16,"showGrid":false}}
+\ No newline at end of file
diff --git a/vendor/ipl/web/composer.json b/vendor/ipl/web/composer.json
new file mode 100644
index 0000000..642039e
--- /dev/null
+++ b/vendor/ipl/web/composer.json
@@ -0,0 +1,39 @@
+{
+  "name": "ipl/web",
+  "type": "library",
+  "description": "Icinga PHP Library - Web Components",
+  "keywords": ["html"],
+  "homepage": "https://github.com/Icinga/ipl-web",
+  "license": "MIT",
+  "autoload": {
+    "psr-4": {
+      "ipl\\Web\\": "src"
+    }
+  },
+  "autoload-dev": {
+    "psr-4": {
+      "ipl\\Tests\\Web\\": "tests",
+      "ipl\\Tests\\Html\\": "vendor/ipl/html/tests"
+    }
+  },
+  "require": {
+    "php": ">=7.2",
+    "ext-json": "*",
+    "psr/http-message": "^1.1",
+    "ipl/html": ">=0.8.0",
+    "ipl/i18n": ">=0.2.0",
+    "ipl/orm": ">=0.5.2",
+    "ipl/scheduler": ">=0.1.0",
+    "ipl/stdlib": ">=0.13.0",
+    "fortawesome/font-awesome": "^6",
+    "wikimedia/less.php": "^3.2.1"
+  },
+  "require-dev": {
+    "ipl/html": "dev-main",
+    "ipl/i18n": "dev-main",
+    "ipl/orm": "dev-main",
+    "ipl/scheduler": "dev-main",
+    "ipl/stdlib": "dev-main",
+    "shardj/zf1-future": "^1.22"
+  }
+}
diff --git a/vendor/ipl/web/src/Common/BaseItemList.php b/vendor/ipl/web/src/Common/BaseItemList.php
new file mode 100644
index 0000000..ce0946c
--- /dev/null
+++ b/vendor/ipl/web/src/Common/BaseItemList.php
@@ -0,0 +1,73 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use InvalidArgumentException;
+use ipl\Html\BaseHtmlElement;
+use ipl\Orm\ResultSet;
+use ipl\Stdlib\BaseFilter;
+use ipl\Web\Widget\EmptyStateBar;
+
+/**
+ * Base class for item lists
+ */
+abstract class BaseItemList extends BaseHtmlElement
+{
+    use BaseFilter;
+
+    /** @var array<string, mixed> */
+    protected $baseAttributes = [
+        'class'                         => ['item-list', 'default-layout'],
+        'data-base-target'              => '_next',
+        'data-pdfexport-page-breaks-at' => '.list-item'
+    ];
+
+    /** @var ResultSet|iterable<object> */
+    protected $data;
+
+    protected $tag = 'ul';
+
+    /**
+     * Create a new item  list
+     *
+     * @param ResultSet|iterable<object> $data Data source of the list
+     */
+    public function __construct($data)
+    {
+        if (! is_iterable($data)) {
+            throw new InvalidArgumentException('Data must be an array or an instance of Traversable');
+        }
+
+        $this->data = $data;
+
+        $this->addAttributes($this->baseAttributes);
+
+        $this->init();
+    }
+
+    abstract protected function getItemClass(): string;
+
+    /**
+     * Initialize the item list
+     *
+     * If you want to adjust the item list after construction, override this method.
+     */
+    protected function init(): void
+    {
+    }
+
+    protected function assemble(): void
+    {
+        $itemClass = $this->getItemClass();
+        foreach ($this->data as $data) {
+            /** @var BaseListItem|BaseTableRowItem $item */
+            $item = new $itemClass($data, $this);
+            $this->addHtml($item);
+        }
+
+        if ($this->isEmpty()) {
+            $this->setTag('div');
+            $this->addHtml(new EmptyStateBar(t('No items found.')));
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/Common/BaseItemTable.php b/vendor/ipl/web/src/Common/BaseItemTable.php
new file mode 100644
index 0000000..f6ca212
--- /dev/null
+++ b/vendor/ipl/web/src/Common/BaseItemTable.php
@@ -0,0 +1,88 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use InvalidArgumentException;
+use ipl\Html\BaseHtmlElement;
+use ipl\Orm\ResultSet;
+use ipl\Stdlib\BaseFilter;
+use ipl\Web\Widget\EmptyStateBar;
+
+/**
+ * Base class for item tables
+ */
+abstract class BaseItemTable extends BaseHtmlElement
+{
+    use BaseFilter;
+
+    /** @var string Defines the layout used by this item */
+    public const TABLE_LAYOUT = 'table-layout';
+
+    /** @var array<string, mixed> */
+    protected $baseAttributes = [
+        'class'            => 'item-table',
+        'data-base-target' => '_next'
+    ];
+
+    /** @var ResultSet|iterable<object> */
+    protected $data;
+
+    protected $tag = 'ul';
+
+    /**
+     * Create a new item table
+     *
+     * @param ResultSet|iterable<object> $data Data source of the table
+     */
+    public function __construct($data)
+    {
+        if (! is_iterable($data)) {
+            throw new InvalidArgumentException('Data must be an array or an instance of Traversable');
+        }
+
+        $this->data = $data;
+
+        $this->addAttributes($this->baseAttributes);
+
+        $this->init();
+    }
+
+    /**
+     * Initialize the item table
+     *
+     * If you want to adjust the item table after construction, override this method.
+     */
+    protected function init(): void
+    {
+    }
+
+    /**
+     * Get the table layout to use
+     *
+     * @return string
+     */
+    protected function getLayout(): string
+    {
+        return static::TABLE_LAYOUT;
+    }
+
+    abstract protected function getItemClass(): string;
+
+    protected function assemble(): void
+    {
+        $this->addAttributes(['class' => $this->getLayout()]);
+
+        $itemClass = $this->getItemClass();
+        foreach ($this->data as $data) {
+            /** @var BaseTableRowItem $item */
+            $item = new $itemClass($data, $this);
+
+            $this->addHtml($item);
+        }
+
+        if ($this->isEmpty()) {
+            $this->setTag('div');
+            $this->addHtml(new EmptyStateBar(t('No items found.')));
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/Common/BaseListItem.php b/vendor/ipl/web/src/Common/BaseListItem.php
new file mode 100644
index 0000000..cf143ee
--- /dev/null
+++ b/vendor/ipl/web/src/Common/BaseListItem.php
@@ -0,0 +1,145 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlElement;
+
+/**
+ * Base class for list items
+ */
+abstract class BaseListItem extends BaseHtmlElement
+{
+    /** @var array<string, mixed> */
+    protected $baseAttributes = ['class' => 'list-item'];
+
+    /** @var object The associated list item */
+    protected $item;
+
+    /** @var BaseItemList The list where the item is part of */
+    protected $list;
+
+    protected $tag = 'li';
+
+    /**
+     * Create a new list item
+     *
+     * @param object       $item
+     * @param BaseItemList $list
+     */
+    public function __construct($item, BaseItemList $list)
+    {
+        $this->item = $item;
+        $this->list = $list;
+
+        $this->addAttributes($this->baseAttributes);
+
+        $this->init();
+    }
+
+    abstract protected function assembleHeader(BaseHtmlElement $header): void;
+
+    abstract protected function assembleMain(BaseHtmlElement $main): void;
+
+    protected function assembleFooter(BaseHtmlElement $footer): void
+    {
+    }
+
+    protected function assembleCaption(BaseHtmlElement $caption): void
+    {
+    }
+
+    protected function assembleTitle(BaseHtmlElement $title): void
+    {
+    }
+
+    protected function assembleVisual(BaseHtmlElement $visual): void
+    {
+    }
+
+    protected function createCaption(): BaseHtmlElement
+    {
+        $caption = new HtmlElement('section', Attributes::create(['class' => 'caption']));
+
+        $this->assembleCaption($caption);
+
+        return $caption;
+    }
+
+    protected function createHeader(): BaseHtmlElement
+    {
+        $header = new HtmlElement('header');
+
+        $this->assembleHeader($header);
+
+        return $header;
+    }
+
+    protected function createMain(): BaseHtmlElement
+    {
+        $main = new HtmlElement('div', Attributes::create(['class' => 'main']));
+
+        $this->assembleMain($main);
+
+        return $main;
+    }
+
+    protected function createFooter(): ?BaseHtmlElement
+    {
+        $footer = new HtmlElement('footer');
+
+        $this->assembleFooter($footer);
+        if ($footer->isEmpty()) {
+            return null;
+        }
+
+        return $footer;
+    }
+
+    protected function createTimestamp(): ?BaseHtmlElement
+    {
+        return null;
+    }
+
+    protected function createTitle(): BaseHtmlElement
+    {
+        $title = new HtmlElement('div', Attributes::create(['class' => 'title']));
+
+        $this->assembleTitle($title);
+
+        return $title;
+    }
+
+    /**
+     * @return ?BaseHtmlElement
+     */
+    protected function createVisual(): ?BaseHtmlElement
+    {
+        $visual = new HtmlElement('div', Attributes::create(['class' => 'visual']));
+
+        $this->assembleVisual($visual);
+        if ($visual->isEmpty()) {
+            return null;
+        }
+
+        return $visual;
+    }
+
+    /**
+     * Initialize the list item
+     *
+     * If you want to adjust the list item after construction, override this method.
+     */
+    protected function init(): void
+    {
+    }
+
+    protected function assemble(): void
+    {
+        $this->add([
+            $this->createVisual(),
+            $this->createMain()
+        ]);
+    }
+}
diff --git a/vendor/ipl/web/src/Common/BaseOrderedItemList.php b/vendor/ipl/web/src/Common/BaseOrderedItemList.php
new file mode 100644
index 0000000..c141fc5
--- /dev/null
+++ b/vendor/ipl/web/src/Common/BaseOrderedItemList.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use ipl\Web\Widget\EmptyStateBar;
+
+/**
+ * @method BaseOrderedListItem getItemClass()
+ */
+abstract class BaseOrderedItemList extends BaseItemList
+{
+    protected $tag = 'ol';
+
+    protected function assemble(): void
+    {
+        $itemClass = $this->getItemClass();
+
+        $i = 0;
+        foreach ($this->data as $data) {
+            $item = new $itemClass($data, $this);
+            $item->setOrder($i++);
+
+            $this->addHtml($item);
+        }
+
+        if ($this->isEmpty()) {
+            $this->setTag('div');
+            $this->addHtml(new EmptyStateBar(t('No items found.')));
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/Common/BaseOrderedListItem.php b/vendor/ipl/web/src/Common/BaseOrderedListItem.php
new file mode 100644
index 0000000..03b387d
--- /dev/null
+++ b/vendor/ipl/web/src/Common/BaseOrderedListItem.php
@@ -0,0 +1,42 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use LogicException;
+
+abstract class BaseOrderedListItem extends BaseListItem
+{
+    /** @var ?int This element's position */
+    protected $order;
+
+    /**
+     * Set this element's position
+     *
+     * @param int $order
+     *
+     * @return $this
+     */
+    public function setOrder(int $order): self
+    {
+        $this->order = $order;
+
+        return $this;
+    }
+
+    /**
+     * Get this element's position
+     *
+     * @return int
+     * @throws LogicException When calling this method without setting the `order` property
+     */
+    public function getOrder(): int
+    {
+        if ($this->order === null) {
+            throw new LogicException(
+                'You are accessing an unset property. Please make sure to set it beforehand.'
+            );
+        }
+
+        return $this->order;
+    }
+}
diff --git a/vendor/ipl/web/src/Common/BaseTableRowItem.php b/vendor/ipl/web/src/Common/BaseTableRowItem.php
new file mode 100644
index 0000000..bc61c8e
--- /dev/null
+++ b/vendor/ipl/web/src/Common/BaseTableRowItem.php
@@ -0,0 +1,119 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\Html;
+use ipl\Html\HtmlDocument;
+use ipl\Html\HtmlElement;
+
+abstract class BaseTableRowItem extends BaseHtmlElement
+{
+    /** @var array<string, mixed> */
+    protected $baseAttributes = ['class' => 'table-row'];
+
+    /** @var object The associated list item */
+    protected $item;
+
+    /** @var ?BaseItemTable The list where the item is part of */
+    protected $table;
+
+    protected $tag = 'li';
+
+    /**
+     * Create a new table row item
+     *
+     * @param object $item
+     * @param BaseItemTable|null $table
+     */
+    public function __construct($item, BaseItemTable $table = null)
+    {
+        $this->item = $item;
+        $this->table = $table;
+
+        if ($table === null) {
+            $this->setTag('div');
+        }
+
+        $this->addAttributes($this->baseAttributes);
+
+        $this->init();
+    }
+
+    abstract protected function assembleTitle(BaseHtmlElement $title): void;
+
+    protected function assembleColumns(HtmlDocument $columns): void
+    {
+    }
+
+    protected function assembleVisual(BaseHtmlElement $visual): void
+    {
+    }
+
+    /**
+     * Create column
+     *
+     * @param mixed $content
+     *
+     * @return BaseHtmlElement
+     */
+    protected function createColumn($content = null): BaseHtmlElement
+    {
+        return new HtmlElement(
+            'div',
+            Attributes::create(['class' => 'col']),
+            new HtmlElement(
+                'div',
+                Attributes::create(['class' => 'content']),
+                ...Html::wantHtmlList($content)
+            )
+        );
+    }
+
+    protected function createColumns(): HtmlDocument
+    {
+        $columns = new HtmlDocument();
+
+        $this->assembleColumns($columns);
+
+        return $columns;
+    }
+
+    protected function createTitle(): BaseHtmlElement
+    {
+        $title = $this->createColumn()->addAttributes(['class' => 'title']);
+
+        $this->assembleTitle($title->getFirst('div'));
+
+        $title->prepend($this->createVisual());
+
+        return $title;
+    }
+
+    protected function createVisual(): ?BaseHtmlElement
+    {
+        $visual = new HtmlElement('div', Attributes::create(['class' => 'visual']));
+
+        $this->assembleVisual($visual);
+
+        return $visual->isEmpty() ? null : $visual;
+    }
+
+    /**
+     * Initialize the list item
+     *
+     * If you want to adjust the list item after construction, override this method.
+     */
+    protected function init(): void
+    {
+    }
+
+    protected function assemble(): void
+    {
+        $this->addHtml(
+            $this->createTitle(),
+            $this->createColumns()
+        );
+    }
+}
diff --git a/vendor/ipl/web/src/Common/BaseTarget.php b/vendor/ipl/web/src/Common/BaseTarget.php
new file mode 100644
index 0000000..080f6c6
--- /dev/null
+++ b/vendor/ipl/web/src/Common/BaseTarget.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace ipl\Web\Common;
+
+/**
+ * @method \ipl\Html\Attributes getAttributes()
+ */
+trait BaseTarget
+{
+    /**
+     * Get the data-base-target attribute
+     *
+     * @return string|null
+     */
+    public function getBaseTarget(): ?string
+    {
+        /** @var ?string $baseTarget */
+        $baseTarget = $this->getAttributes()->get('data-base-target')->getValue();
+
+        return $baseTarget;
+    }
+
+    /**
+     * Set the data-base-target attribute
+     *
+     * @param string $target
+     *
+     * @return $this
+     */
+    public function setBaseTarget(string $target): self
+    {
+        $this->getAttributes()->set('data-base-target', $target);
+
+        return $this;
+    }
+}
diff --git a/vendor/ipl/web/src/Common/Card.php b/vendor/ipl/web/src/Common/Card.php
new file mode 100644
index 0000000..434132c
--- /dev/null
+++ b/vendor/ipl/web/src/Common/Card.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\Html;
+
+abstract class Card extends BaseHtmlElement
+{
+    protected $tag = 'section';
+
+    abstract protected function assembleBody(BaseHtmlElement $body);
+
+    abstract protected function assembleHeader(BaseHtmlElement $header);
+
+    protected function assembleFooter(BaseHtmlElement $footer)
+    {
+    }
+
+    protected function createBody()
+    {
+        $body = Html::tag('div', ['class' => 'card-body']);
+
+        $this->assembleBody($body);
+
+        return $body;
+    }
+
+    protected function createFooter()
+    {
+        $footer = Html::tag('div', ['class' => 'card-footer']);
+
+        $this->assembleFooter($footer);
+
+        if (! $footer->isEmpty()) {
+            return $footer;
+        }
+    }
+
+    protected function createHeader()
+    {
+        $header = Html::tag('div', ['class' => 'card-header']);
+
+        $this->assembleHeader($header);
+
+        return $header;
+    }
+
+    protected function assemble()
+    {
+        $this->addAttributes(['class' => 'card']);
+
+        $this->add([
+            $this->createHeader(),
+            $this->createBody(),
+            $this->createFooter()
+        ]);
+    }
+}
diff --git a/vendor/ipl/web/src/Common/CsrfCounterMeasure.php b/vendor/ipl/web/src/Common/CsrfCounterMeasure.php
new file mode 100644
index 0000000..348c4ee
--- /dev/null
+++ b/vendor/ipl/web/src/Common/CsrfCounterMeasure.php
@@ -0,0 +1,48 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use ipl\Html\Contract\FormElement;
+use ipl\Html\Form;
+
+trait CsrfCounterMeasure
+{
+    /**
+     * Create a form element to counter measure CSRF attacks
+     *
+     * @param string $uniqueId A unique ID that persists through different requests
+     *
+     * @return FormElement
+     */
+    protected function createCsrfCounterMeasure($uniqueId)
+    {
+        $hashAlgo = in_array('sha3-256', hash_algos(), true) ? 'sha3-256' : 'sha256';
+
+        $seed = random_bytes(16);
+        $token = base64_encode($seed) . '|' . hash($hashAlgo, $uniqueId . $seed);
+
+        /** @var Form $this */
+        return $this->createElement(
+            'hidden',
+            'CSRFToken',
+            [
+                'ignore'        => true,
+                'required'      => true,
+                'value'         => $token,
+                'validators'    => ['Callback' => function ($token) use ($uniqueId, $hashAlgo) {
+                    if (strpos($token, '|') === false) {
+                        die('Invalid CSRF token provided');
+                    }
+
+                    list($seed, $hash) = explode('|', $token);
+
+                    if ($hash !== hash($hashAlgo, $uniqueId . base64_decode($seed))) {
+                        die('Invalid CSRF token provided');
+                    }
+
+                    return true;
+                }]
+            ]
+        );
+    }
+}
diff --git a/vendor/ipl/web/src/Common/FormUid.php b/vendor/ipl/web/src/Common/FormUid.php
new file mode 100644
index 0000000..05aac7b
--- /dev/null
+++ b/vendor/ipl/web/src/Common/FormUid.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use ipl\Html\Form;
+use ipl\Html\Contract\FormElement;
+use LogicException;
+
+trait FormUid
+{
+    protected $uidElementName = 'uid';
+
+    /**
+     * Create a form element to make this form distinguishable from others
+     *
+     * You'll have to define a name for the form for this to work.
+     *
+     * @return FormElement
+     */
+    protected function createUidElement()
+    {
+        /** @var Form $this */
+        $element = $this->createElement('hidden', $this->uidElementName, ['ignore' => true]);
+        $element->getAttributes()->registerAttributeCallback('value', function () {
+            /** @var Form $this */
+            return $this->getAttributes()->get('name')->getValue();
+        });
+
+        return $element;
+    }
+
+    /**
+     * Get whether the form has been sent
+     *
+     * A form is considered sent if the request's method equals the form's method
+     * and the sent UID is the form's UID.
+     *
+     * @return bool
+     */
+    public function hasBeenSent()
+    {
+        if (! parent::hasBeenSent()) {
+            return false;
+        } elseif ($this->getMethod() === 'GET') {
+            // Get forms are unlikely to require a UID. If they do, change this.
+            return true;
+        }
+
+        /** @var Form $this */
+        $name = $this->getAttributes()->get('name')->getValue();
+        if (! $name) {
+            throw new LogicException('Form has no name');
+        }
+
+        $values = $this->getRequest()->getParsedBody();
+
+        return isset($values[$this->uidElementName]) && $values[$this->uidElementName] === $name;
+    }
+}
diff --git a/vendor/ipl/web/src/Common/RedirectOption.php b/vendor/ipl/web/src/Common/RedirectOption.php
new file mode 100644
index 0000000..0d73ef8
--- /dev/null
+++ b/vendor/ipl/web/src/Common/RedirectOption.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use ipl\Html\Contract\FormElement;
+use ipl\Html\Form;
+use LogicException;
+
+trait RedirectOption
+{
+    /**
+     * Create a form element to retrieve the redirect target upon form submit
+     *
+     * @return FormElement
+     */
+    protected function createRedirectOption()
+    {
+        /** @var Form $this */
+        return $this->createElement('hidden', 'redirect');
+    }
+
+    /**
+     * @see Form::getRedirectUrl()
+     */
+    public function getRedirectUrl()
+    {
+        /** @var Form $this */
+        $redirectOption = $this->getValue('redirect');
+        if (! $redirectOption) {
+            return parent::getRedirectUrl();
+        }
+
+        if (! $this->hasElement('CSRFToken') || ! $this->getElement('CSRFToken')->isValid()) {
+            throw new LogicException(
+                'It is not safe to accept redirect targets from submit values without CSRF protection'
+            );
+        }
+
+        return $redirectOption;
+    }
+}
diff --git a/vendor/ipl/web/src/Common/StateBadges.php b/vendor/ipl/web/src/Common/StateBadges.php
new file mode 100644
index 0000000..e6e9cfd
--- /dev/null
+++ b/vendor/ipl/web/src/Common/StateBadges.php
@@ -0,0 +1,194 @@
+<?php
+
+namespace ipl\Web\Common;
+
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\Html;
+use ipl\Stdlib\BaseFilter;
+use ipl\Stdlib\Filter;
+use ipl\Web\Filter\QueryString;
+use ipl\Web\Url;
+use ipl\Web\Widget\Link;
+use ipl\Web\Widget\StateBadge;
+
+/**
+ * @deprecated Use {@see \Icinga\Module\Icingadb\Common\StateBadges} instead.
+ */
+abstract class StateBadges extends BaseHtmlElement
+{
+    use BaseFilter;
+
+    /** @var object $item */
+    protected $item;
+
+    /** @var string */
+    protected $type;
+
+    /** @var string Prefix */
+    protected $prefix;
+
+    /** @var Url Badge link */
+    protected $url;
+
+    protected $tag = 'ul';
+
+    protected $defaultAttributes = ['class' => 'state-badges'];
+
+    /**
+     * Create a new widget for state badges
+     *
+     * @param object $item
+     */
+    public function __construct($item)
+    {
+        $this->item = $item;
+        $this->type = $this->getType();
+        $this->prefix = $this->getPrefix();
+        $this->url = $this->getBaseUrl();
+    }
+
+    /**
+     * Get the badge base URL
+     *
+     * @return Url
+     */
+    abstract protected function getBaseUrl(): Url;
+
+    /**
+     * Get the type of the items
+     *
+     * @return string
+     */
+    abstract protected function getType(): string;
+
+    /**
+     * Get the prefix for accessing state information
+     *
+     * @return string
+     */
+    abstract protected function getPrefix(): string;
+
+    /**
+     * Get the integer of the given state text
+     *
+     * @param string $state
+     *
+     * @return int
+     */
+    abstract protected function getStateInt(string $state): int;
+
+    /**
+     * Get the badge URL
+     *
+     * @return Url
+     */
+    public function getUrl(): Url
+    {
+        return $this->url;
+    }
+
+    /**
+     * Set the badge URL
+     *
+     * @param Url $url
+     *
+     * @return $this
+     */
+    public function setUrl(Url $url): self
+    {
+        $this->url = $url;
+
+        return $this;
+    }
+
+    /**
+     * Create a badge link
+     *
+     * @param mixed $content
+     * @param ?array $filter
+     *
+     * @return Link
+     */
+    public function createLink($content, array $filter = null): Link
+    {
+        $url = clone $this->getUrl();
+
+        $urlFilter = Filter::all();
+        if (! empty($filter)) {
+            foreach ($filter as $column => $value) {
+                $urlFilter->add(Filter::equal($column, $value));
+            }
+        }
+
+        if ($this->hasBaseFilter()) {
+            $urlFilter->add($this->getBaseFilter());
+        }
+
+        if (! $urlFilter->isEmpty()) {
+            $url->setFilter($urlFilter);
+        }
+
+        return new Link($content, $url);
+    }
+
+    /**
+     * Create a state bade
+     *
+     * @param string $state
+     *
+     * @return ?BaseHtmlElement
+     */
+    protected function createBadge(string $state)
+    {
+        $key = $this->prefix . "_{$state}";
+
+        if (isset($this->item->$key) && $this->item->$key) {
+            return Html::tag('li', $this->createLink(
+                new StateBadge($this->item->$key, $state),
+                [$this->type . '.state.soft_state' => $this->getStateInt($state)]
+            ));
+        }
+
+        return null;
+    }
+
+    /**
+     * Create a state group
+     *
+     * @param string $state
+     *
+     * @return ?BaseHtmlElement
+     */
+    protected function createGroup(string $state)
+    {
+        $content = [];
+        $handledKey = $this->prefix . "_{$state}_handled";
+        $unhandledKey = $this->prefix . "_{$state}_unhandled";
+
+        if (isset($this->item->$unhandledKey) && $this->item->$unhandledKey) {
+            $content[] = Html::tag('li', $this->createLink(
+                new StateBadge($this->item->$unhandledKey, $state),
+                [
+                    $this->type . '.state.soft_state' => $this->getStateInt($state),
+                    $this->type . '.state.is_handled' => 'n'
+                ]
+            ));
+        }
+
+        if (isset($this->item->$handledKey) && $this->item->$handledKey) {
+            $content[] = Html::tag('li', $this->createLink(
+                new StateBadge($this->item->$handledKey, $state, true),
+                [
+                    $this->type . '.state.soft_state' => $this->getStateInt($state),
+                    $this->type . '.state.is_handled' => 'y'
+                ]
+            ));
+        }
+
+        if (empty($content)) {
+            return null;
+        }
+
+        return Html::tag('li', Html::tag('ul', $content));
+    }
+}
diff --git a/vendor/ipl/web/src/Compat/CompatController.php b/vendor/ipl/web/src/Compat/CompatController.php
new file mode 100644
index 0000000..f4c2fb0
--- /dev/null
+++ b/vendor/ipl/web/src/Compat/CompatController.php
@@ -0,0 +1,512 @@
+<?php
+
+namespace ipl\Web\Compat;
+
+use GuzzleHttp\Psr7\ServerRequest;
+use Icinga\Application\Version;
+use InvalidArgumentException;
+use Icinga\Web\Controller;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlDocument;
+use ipl\Html\HtmlString;
+use ipl\Html\ValidHtml;
+use ipl\Orm\Query;
+use ipl\Stdlib\Contract\Paginatable;
+use ipl\Web\Control\LimitControl;
+use ipl\Web\Control\PaginationControl;
+use ipl\Web\Control\SearchBar;
+use ipl\Web\Control\SortControl;
+use ipl\Web\Layout\Content;
+use ipl\Web\Layout\Controls;
+use ipl\Web\Layout\Footer;
+use ipl\Web\Url;
+use ipl\Web\Widget\Tabs;
+use LogicException;
+use Psr\Http\Message\ServerRequestInterface;
+
+class CompatController extends Controller
+{
+    /** @var Content */
+    protected $content;
+
+    /** @var Controls */
+    protected $controls;
+
+    /** @var HtmlDocument */
+    protected $document;
+
+    /** @var Footer */
+    protected $footer;
+
+    /** @var Tabs */
+    protected $tabs;
+
+    /** @var array */
+    protected $parts;
+
+    protected function prepareInit()
+    {
+        parent::prepareInit();
+
+        $this->params->shift('isIframe');
+        $this->params->shift('showFullscreen');
+        $this->params->shift('showCompact');
+        $this->params->shift('renderLayout');
+        $this->params->shift('_disableLayout');
+        $this->params->shift('_dev');
+        if ($this->params->get('view') === 'compact') {
+            $this->params->remove('view');
+        }
+
+        $this->document = new HtmlDocument();
+        $this->document->setSeparator("\n");
+        $this->controls = new Controls();
+        $this->controls->setAttribute('id', $this->getRequest()->protectId('controls'));
+        $this->content = new Content();
+        $this->content->setAttribute('id', $this->getRequest()->protectId('content'));
+        $this->footer = new Footer();
+        $this->footer->setAttribute('id', $this->getRequest()->protectId('footer'));
+        $this->tabs = new Tabs();
+        $this->tabs->setAttribute('id', $this->getRequest()->protectId('tabs'));
+        $this->parts = [];
+
+        $this->view->tabs = $this->tabs;
+        $this->controls->setTabs($this->tabs);
+
+        ViewRenderer::inject();
+
+        $this->view->document = $this->document;
+    }
+
+    /**
+     * Get the current server request
+     *
+     * @return ServerRequestInterface
+     */
+    public function getServerRequest()
+    {
+        return ServerRequest::fromGlobals();
+    }
+
+    /**
+     * Get the document
+     *
+     * @return HtmlDocument
+     */
+    public function getDocument()
+    {
+        return $this->document;
+    }
+
+    /**
+     * Get the tabs
+     *
+     * @return Tabs
+     */
+    public function getTabs()
+    {
+        return $this->tabs;
+    }
+
+    /**
+     * Add content
+     *
+     * @param ValidHtml $content
+     *
+     * @return $this
+     */
+    protected function addContent(ValidHtml $content)
+    {
+        $this->content->add($content);
+
+        return $this;
+    }
+
+    /**
+     * Add a control
+     *
+     * @param ValidHtml $control
+     *
+     * @return $this
+     */
+    protected function addControl(ValidHtml $control)
+    {
+        $this->controls->add($control);
+
+        if (
+            $control instanceof PaginationControl
+            || $control instanceof LimitControl
+            || $control instanceof SortControl
+            || $control instanceof SearchBar
+        ) {
+            $this->controls->getAttributes()
+                ->get('class')
+                ->removeValue('default-layout')
+                ->addValue('default-layout');
+        }
+
+        return $this;
+    }
+
+    /**
+     * Add footer
+     *
+     * @param ValidHtml $footer
+     *
+     * @return $this
+     */
+    protected function addFooter(ValidHtml $footer)
+    {
+        $this->footer->add($footer);
+
+        return $this;
+    }
+
+    /**
+     * Add a part to be served as multipart-content
+     *
+     * If an id is passed the element is used as-is as the part's content.
+     * Otherwise (no id given) the element's content is used instead.
+     *
+     * @param ValidHtml $element
+     * @param string    $id      If not given, this is taken from $element
+     *
+     * @throws InvalidArgumentException If no id is given and the element also does not have one
+     *
+     * @return $this
+     */
+    protected function addPart(ValidHtml $element, $id = null)
+    {
+        $part = new Multipart();
+
+        if ($id === null) {
+            if (! $element instanceof BaseHtmlElement) {
+                throw new InvalidArgumentException('If no id is given, $element must be a BaseHtmlElement');
+            }
+
+            $id = $element->getAttributes()->get('id')->getValue();
+            if (! $id) {
+                throw new InvalidArgumentException('Element has no id');
+            }
+
+            $part->addFrom($element);
+        } else {
+            $part->add($element);
+        }
+
+        $this->parts[] = $part->setFor($id);
+
+        return $this;
+    }
+
+    /**
+     * Set the given title as the window's title
+     *
+     * @param string $title
+     * @param mixed  ...$args
+     *
+     * @return $this
+     */
+    protected function setTitle($title, ...$args)
+    {
+        if (! empty($args)) {
+            $title = vsprintf($title, $args);
+        }
+
+        $this->view->title = $title;
+
+        return $this;
+    }
+
+    /**
+     * Add an active tab with the given title and set it as the window's title too
+     *
+     * @param string $title
+     * @param mixed  ...$args
+     *
+     * @return $this
+     */
+    protected function addTitleTab($title, ...$args)
+    {
+        $this->setTitle($title, ...$args);
+
+        $tabName = uniqid();
+        $this->getTabs()->add($tabName, [
+            'label'     => $this->view->title,
+            'url'       => $this->getRequest()->getUrl()
+        ])->activate($tabName);
+
+        return $this;
+    }
+
+    /**
+     * Create and return the LimitControl
+     *
+     * This automatically shifts the limit URL parameter from {@link $params}.
+     *
+     * @return LimitControl
+     */
+    public function createLimitControl(): LimitControl
+    {
+        $limitControl = new LimitControl(Url::fromRequest());
+        $limitControl->setDefaultLimit($this->getPageSize(null));
+
+        $this->params->shift($limitControl->getLimitParam());
+
+        return $limitControl;
+    }
+
+    /**
+     * Create and return the PaginationControl
+     *
+     * This automatically shifts the pagination URL parameters from {@link $params}.
+     *
+     * @param Paginatable $paginatable
+     *
+     * @return PaginationControl
+     */
+    public function createPaginationControl(Paginatable $paginatable): PaginationControl
+    {
+        $paginationControl = new PaginationControl($paginatable, Url::fromRequest());
+        $paginationControl->setDefaultPageSize($this->getPageSize(null));
+        $paginationControl->setAttribute('id', $this->getRequest()->protectId('pagination-control'));
+
+        $this->params->shift($paginationControl->getPageParam());
+        $this->params->shift($paginationControl->getPageSizeParam());
+
+        return $paginationControl->apply();
+    }
+
+    /**
+     * Create and return the SortControl
+     *
+     * This automatically shifts the sort URL parameter from {@link $params}.
+     *
+     * @param Query $query
+     * @param array $columns Possible sort columns as sort string-label pairs
+     * @param ?array|string $defaultSort Optional default sort column
+     *
+     * @return SortControl
+     */
+    public function createSortControl(Query $query, array $columns): SortControl
+    {
+        $sortControl = SortControl::create($columns);
+
+        $this->params->shift($sortControl->getSortParam());
+
+        $sortControl->handleRequest($this->getServerRequest());
+
+        $defaultSort = null;
+
+        if (func_num_args() === 3) {
+            $defaultSort = func_get_args()[2];
+        }
+
+        return $sortControl->apply($query, $defaultSort);
+    }
+
+    /**
+     * Send a multipart update instead of a standard response
+     *
+     * As part of a multipart update, the tabs, content and footer as well as selected controls are
+     * transmitted in a way the client can render them exclusively instead of a full column reload.
+     *
+     * By default the only control included in the response is the pagination control, if added.
+     *
+     * @param BaseHtmlElement ...$additionalControls Additional controls to include
+     *
+     * @throws LogicException In case an additional control has not been added
+     */
+    public function sendMultipartUpdate(BaseHtmlElement ...$additionalControls)
+    {
+        $searchBar = null;
+        $pagination = null;
+        $redirectUrl = null;
+        foreach ($this->controls->getContent() as $control) {
+            if ($control instanceof PaginationControl) {
+                $pagination = $control;
+            } elseif ($control instanceof SearchBar) {
+                $searchBar = $control;
+                $redirectUrl = $control->getRedirectUrl(); /** @var Url $redirectUrl */
+            }
+        }
+
+        if ($searchBar !== null && ($changes = $searchBar->getChanges()) !== null) {
+            $this->addPart(HtmlString::create(json_encode($changes)), 'Behavior:InputEnrichment');
+        }
+
+        foreach ($additionalControls as $control) {
+            $this->addPart($control);
+        }
+
+        if ($searchBar !== null && $this->content->isEmpty() && ! $searchBar->isValid()) {
+            // No content and an invalid search bar? That's it then, further updates are not required
+            return;
+        }
+
+        if ($this->tabs->count() > 0) {
+            if ($redirectUrl !== null) {
+                $this->tabs->setRefreshUrl($redirectUrl);
+                $this->tabs->getActiveTab()->setUrl($redirectUrl);
+
+                // As long as we still depend on the legacy tab implementation
+                // there is no other way to influence what the tab extensions
+                // use as url. (https://github.com/Icinga/icingadb-web/issues/373)
+                $oldPathInfo = $this->getRequest()->getPathInfo();
+                $oldQuery = $_SERVER['QUERY_STRING'];
+                $this->getRequest()->setPathInfo('/' . $redirectUrl->getPath());
+                $_SERVER['QUERY_STRING'] = $redirectUrl->getParams()->toString();
+                $this->tabs->ensureAssembled();
+                $this->getRequest()->setPathInfo($oldPathInfo);
+                $_SERVER['QUERY_STRING'] = $oldQuery;
+            }
+
+            $this->addPart($this->tabs);
+        }
+
+        if ($pagination !== null) {
+            if ($redirectUrl !== null) {
+                $pagination->setUrl(clone $redirectUrl);
+            }
+
+            $this->addPart($pagination);
+        }
+
+        if (! $this->content->isEmpty()) {
+            $this->addPart($this->content);
+        }
+
+        if (! $this->footer->isEmpty()) {
+            $this->addPart($this->footer);
+        }
+
+        if ($redirectUrl !== null) {
+            $this->getResponse()->setHeader('X-Icinga-Location-Query', $redirectUrl->getQueryString());
+        }
+    }
+
+    /**
+     * Instruct the client to side-load additional updates
+     *
+     * If an item in the given array is indexed by an integer, its value will be used by the client to refresh
+     * the parent of the element identified by it. The value is expected to be a valid CSS selector such
+     * as `.foo`, `#foo`. If indexed by a string, the client will use this index to identify a container (by id) and
+     * will use the value (a URL) to load content into it. Since Icinga Web >= 2.12, the indices can be specified with
+     * or without the `#` indicator. If you require compatibility with older Icinga Web versions, you have to specify
+     * the indices (container ids) without the `#` char.
+     *
+     * @param array $updates
+     *
+     * @return void
+     */
+    public function sendExtraUpdates(array $updates)
+    {
+        if (empty($updates)) {
+            return;
+        }
+
+        $extraUpdates = [];
+        foreach ($updates as $key => $value) {
+            if (is_int($key)) {
+                $extraUpdates[] = $value;
+            } else {
+                $extraUpdates[] = sprintf(
+                    '%s;%s',
+                    $key,
+                    $value instanceof Url ? $value->getAbsoluteUrl() : $value
+                );
+            }
+        }
+
+        $this->getResponse()->setHeader('X-Icinga-Extra-Updates', join(',', $extraUpdates));
+    }
+
+    /**
+     * Close the modal content and refresh the related view
+     *
+     * NOTE: If you use this with older Icinga Web versions (< 2.12), you will need to specify a valid redirect url,
+     * that will produce the same result as using the `__REFRESH__` redirect with the latest Icinga Web version.
+     *
+     * This is supposed to be used in combination with a modal view and closes only the modal,
+     * and refreshes the modal opener (regardless of whether it is col1 or col2).
+     *
+     * @param Url|string $url
+     * @param bool $refreshCol1 Whether to refresh col1 after the redirect. Is just for compatibility reasons and
+     *        won't be used with latest Icinga Web versions.
+     *
+     * @return never
+     */
+    public function closeModalAndRefreshRelatedView($url, bool $refreshCol1 = false)
+    {
+        if (version_compare(Version::VERSION, '2.12.0', '<')) {
+            if (! $url) {
+                throw new InvalidArgumentException('No redirect url provided');
+            }
+
+            if ($refreshCol1) {
+                $this->sendExtraUpdates(['#col1']);
+            }
+
+            $this->redirectNow($url);
+        } else {
+            $this->redirectNow('__REFRESH__');
+        }
+    }
+
+    /**
+     * Close the modal content and refresh all the remaining views
+     *
+     * NOTE: If you use this with older Icinga Web versions (< 2.12), you will need to specify a valid redirect url,
+     * that will produce the same result as using the `__REFRESH__` redirect with the latest Icinga Web version.
+     *
+     * This is supposed to be used in combination with a modal view and closes only the modal content. It refreshes
+     * the modal opener (expects to be always col2) and forces a refresh of col1.
+     *
+     * @param Url|string $url
+     *
+     * @return never
+     */
+    public function closeModalAndRefreshRemainingViews($url)
+    {
+        $this->sendExtraUpdates(['#col1']);
+
+        $this->closeModalAndRefreshRelatedView($url);
+    }
+
+    /**
+     * Redirect using `__CLOSE__`
+     *
+     * Change to a single column layout and refresh col1
+     *
+     * @return never
+     */
+    public function switchToSingleColumnLayout()
+    {
+        $this->redirectNow('__CLOSE__');
+    }
+
+    public function postDispatch()
+    {
+        if (empty($this->parts)) {
+            if (! $this->content->isEmpty()) {
+                $this->document->prepend($this->content);
+
+                if (! $this->view->compact && ! $this->controls->isEmpty()) {
+                    $this->document->prepend($this->controls);
+                }
+
+                if (! $this->footer->isEmpty()) {
+                    $this->document->add($this->footer);
+                }
+            }
+        } else {
+            $partSeparator = base64_encode(random_bytes(16));
+            $this->getResponse()->setHeader('X-Icinga-Multipart-Content', $partSeparator);
+
+            $this->document->setSeparator("\n$partSeparator\n");
+            $this->document->add($this->parts);
+        }
+
+        parent::postDispatch();
+    }
+}
diff --git a/vendor/ipl/web/src/Compat/CompatDecorator.php b/vendor/ipl/web/src/Compat/CompatDecorator.php
new file mode 100644
index 0000000..856b758
--- /dev/null
+++ b/vendor/ipl/web/src/Compat/CompatDecorator.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace ipl\Web\Compat;
+
+use ipl\Web\FormDecorator\IcingaFormDecorator;
+
+/**
+ * Compat form element decorator based on div elements
+ *
+ * @deprecated Use {@see \ipl\Web\FormDecorator\IcingaFormDecorator} instead
+ */
+class CompatDecorator extends IcingaFormDecorator
+{
+}
diff --git a/vendor/ipl/web/src/Compat/CompatForm.php b/vendor/ipl/web/src/Compat/CompatForm.php
new file mode 100644
index 0000000..97ad10c
--- /dev/null
+++ b/vendor/ipl/web/src/Compat/CompatForm.php
@@ -0,0 +1,100 @@
+<?php
+
+namespace ipl\Web\Compat;
+
+use http\Exception\InvalidArgumentException;
+use ipl\Html\Contract\FormSubmitElement;
+use ipl\Html\Form;
+use ipl\Html\FormElement\SubmitButtonElement;
+use ipl\Html\FormElement\SubmitElement;
+use ipl\Html\HtmlDocument;
+use ipl\Html\HtmlString;
+use ipl\I18n\Translation;
+use ipl\Web\FormDecorator\IcingaFormDecorator;
+
+class CompatForm extends Form
+{
+    use Translation;
+
+    protected $defaultAttributes = ['class' => 'icinga-form icinga-controls'];
+
+    /**
+     * Render the content of the element to HTML
+     *
+     * A duplicate of the primary submit button is being prepended if there is more than one present
+     *
+     * @return string
+     */
+    public function renderContent(): string
+    {
+        if (count($this->submitElements) > 1) {
+            return (new HtmlDocument())
+                ->setHtmlContent(
+                    $this->duplicateSubmitButton($this->submitButton),
+                    new HtmlString(parent::renderContent())
+                )
+                ->render();
+        }
+
+        return parent::renderContent();
+    }
+
+    public function hasDefaultElementDecorator()
+    {
+        if (parent::hasDefaultElementDecorator()) {
+            return true;
+        }
+
+        $this->setDefaultElementDecorator(new IcingaFormDecorator());
+
+        return true;
+    }
+
+    protected function ensureDefaultElementLoaderRegistered()
+    {
+        if (! $this->defaultElementLoaderRegistered) {
+            $this->addPluginLoader(
+                'element',
+                'ipl\\Web\\FormElement',
+                'Element'
+            );
+
+            parent::ensureDefaultElementLoaderRegistered();
+        }
+
+        return $this;
+    }
+
+    /**
+     * Return a duplicate of the given submit button with the `class` attribute fixed to `primary-submit-btn-duplicate`
+     *
+     * @param FormSubmitElement $originalSubmitButton
+     *
+     * @return FormSubmitElement
+     */
+    public function duplicateSubmitButton(FormSubmitElement $originalSubmitButton): FormSubmitElement
+    {
+        $attributes = (clone $originalSubmitButton->getAttributes())
+            ->set('class', 'primary-submit-btn-duplicate');
+        $attributes->remove('id');
+        // Remove to avoid `type="submit submit"` in SubmitButtonElement
+        $attributes->remove('type');
+
+        if ($originalSubmitButton instanceof SubmitElement) {
+            $newSubmitButton = new SubmitElement($originalSubmitButton->getName(), $attributes);
+            $newSubmitButton->setLabel($originalSubmitButton->getButtonLabel());
+
+            return $newSubmitButton;
+        } elseif ($originalSubmitButton instanceof SubmitButtonElement) {
+            $newSubmitButton = new SubmitButtonElement($originalSubmitButton->getName(), $attributes);
+            $newSubmitButton->setSubmitValue($originalSubmitButton->getSubmitValue());
+
+            return $newSubmitButton;
+        }
+
+        throw new InvalidArgumentException(sprintf(
+            'Cannot duplicate submit button of type "%s"',
+            get_class($originalSubmitButton)
+        ));
+    }
+}
diff --git a/vendor/ipl/web/src/Compat/Multipart.php b/vendor/ipl/web/src/Compat/Multipart.php
new file mode 100644
index 0000000..432f837
--- /dev/null
+++ b/vendor/ipl/web/src/Compat/Multipart.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace ipl\Web\Compat;
+
+use ipl\Html\HtmlDocument;
+use ipl\Html\HtmlString;
+
+class Multipart extends HtmlDocument
+{
+    /** @var string */
+    protected $for;
+
+    protected $contentSeparator = "\n";
+
+    /**
+     * Set the container's id which this part is for
+     *
+     * @param string $id
+     *
+     * @return $this
+     */
+    public function setFor($id)
+    {
+        $this->for = $id;
+
+        return $this;
+    }
+
+    protected function assemble()
+    {
+        $this->prepend(HtmlString::create(sprintf('for=%s', $this->for)));
+    }
+}
diff --git a/vendor/ipl/web/src/Compat/SearchControls.php b/vendor/ipl/web/src/Compat/SearchControls.php
new file mode 100644
index 0000000..f6e74ab
--- /dev/null
+++ b/vendor/ipl/web/src/Compat/SearchControls.php
@@ -0,0 +1,260 @@
+<?php
+
+namespace ipl\Web\Compat;
+
+use GuzzleHttp\Psr7\ServerRequest;
+use ipl\Html\Html;
+use ipl\Orm\Exception\InvalidRelationException;
+use ipl\Orm\Query;
+use ipl\Stdlib\Seq;
+use ipl\Web\Control\SearchBar;
+use ipl\Web\Control\SearchEditor;
+use ipl\Web\Filter\QueryString;
+use ipl\Web\Url;
+use ipl\Stdlib\Filter;
+
+trait SearchControls
+{
+    /**
+     * Fetch available filter columns for the given query
+     *
+     * @param Query $query
+     *
+     * @return array<string, string> Keys are column paths, values are labels
+     */
+    public function fetchFilterColumns(Query $query)
+    {
+        $columns = [];
+        foreach ($query->getResolver()->getColumnDefinitions($query->getModel()) as $name => $definition) {
+            $columns[$name] = $definition->getLabel();
+        }
+
+        return $columns;
+    }
+
+    /**
+     * Get whether {@see SearchControls::createSearchBar()} and {@see SearchControls::createSearchEditor()}
+     * should handle form submits.
+     *
+     * @return bool
+     */
+    private function callHandleRequest()
+    {
+        return true;
+    }
+
+    /**
+     * Create and return the SearchBar
+     *
+     * @param Query $query The query being filtered
+     * @param Url $redirectUrl Url to redirect to upon success
+     * @param array $preserveParams Query params to preserve when redirecting
+     *
+     * @return SearchBar
+     */
+    public function createSearchBar(Query $query, ...$params): SearchBar
+    {
+        $requestUrl = Url::fromRequest();
+        $preserveParams = array_pop($params) ?? [];
+        $redirectUrl = array_pop($params);
+
+        if ($redirectUrl !== null) {
+            $redirectUrl->addParams($requestUrl->onlyWith($preserveParams)->getParams()->toArray(false));
+        } else {
+            $redirectUrl = $requestUrl->onlyWith($preserveParams);
+        }
+
+        $filter = QueryString::fromString((string) $this->params)
+            ->on(QueryString::ON_CONDITION, function (Filter\Condition $condition) use ($query) {
+                $this->enrichFilterCondition($condition, $query);
+            })
+            ->parse();
+
+        $searchBar = new SearchBar();
+        $searchBar->setFilter($filter);
+        $searchBar->setRedirectUrl($redirectUrl);
+        $searchBar->setAction($redirectUrl->getAbsoluteUrl());
+        $searchBar->setIdProtector([$this->getRequest(), 'protectId']);
+        $searchBar->addWrapper(Html::tag('div', ['class' => 'search-controls']));
+
+        $moduleName = $this->getRequest()->getModuleName();
+        $controllerName = $this->getRequest()->getControllerName();
+
+        if (method_exists($this, 'completeAction')) {
+            $searchBar->setSuggestionUrl(Url::fromPath(
+                "$moduleName/$controllerName/complete",
+                ['_disableLayout' => true, 'showCompact' => true]
+            ));
+        }
+
+        if (method_exists($this, 'searchEditorAction')) {
+            $searchBar->setEditorUrl(Url::fromPath(
+                "$moduleName/$controllerName/search-editor"
+            )->setParams($redirectUrl->getParams()));
+        }
+
+        $filterColumns = $this->fetchFilterColumns($query);
+        $columnValidator = function (SearchBar\ValidatedColumn $column) use ($query, $filterColumns) {
+            $searchPath = $column->getSearchValue();
+            if (strpos($searchPath, '.') === false) {
+                $column->setSearchValue($query->getResolver()->qualifyPath(
+                    $searchPath,
+                    $query->getModel()->getTableAlias()
+                ));
+            }
+
+            try {
+                $definition = $query->getResolver()->getColumnDefinition($searchPath);
+            } catch (InvalidRelationException $_) {
+                list($columnPath, $columnLabel) = Seq::find($filterColumns, $searchPath, false);
+                if ($columnPath === null) {
+                    $column->setMessage(t('Is not a valid column'));
+                    $column->setSearchValue($searchPath); // Resets the qualification made above
+                } else {
+                    $column->setSearchValue($columnPath);
+                    $column->setLabel($columnLabel);
+                }
+            }
+
+            if (isset($definition)) {
+                $column->setLabel($definition->getLabel());
+            }
+        };
+
+        $searchBar->on(SearchBar::ON_ADD, $columnValidator)
+            ->on(SearchBar::ON_INSERT, $columnValidator)
+            ->on(SearchBar::ON_SAVE, $columnValidator)
+            ->on(SearchBar::ON_SENT, function (SearchBar $form) {
+                /** @var Url $redirectUrl */
+                $redirectUrl = $form->getRedirectUrl();
+                $redirectUrl->setFilter($form->getFilter());
+                $form->setRedirectUrl($redirectUrl);
+            })->on(SearchBar::ON_SUCCESS, function (SearchBar $form) {
+                $this->getResponse()->redirectAndExit($form->getRedirectUrl());
+            });
+
+        if ($this->callHandleRequest()) {
+            $searchBar->handleRequest(ServerRequest::fromGlobals());
+        }
+
+        return $searchBar;
+    }
+
+    /**
+     * Create and return the SearchEditor
+     *
+     * @param Query $query The query being filtered
+     * @param Url $redirectUrl Url to redirect to upon success
+     * @param array $preserveParams Query params to preserve when redirecting
+     *
+     * @return SearchEditor
+     */
+    public function createSearchEditor(Query $query, ...$params): SearchEditor
+    {
+        $requestUrl = Url::fromRequest();
+        $preserveParams = array_pop($params) ?? [];
+        $redirectUrl = array_pop($params);
+        $moduleName = $this->getRequest()->getModuleName();
+        $controllerName = $this->getRequest()->getControllerName();
+
+        if ($redirectUrl !== null) {
+            $redirectUrl->addParams($requestUrl->onlyWith($preserveParams)->getParams()->toArray(false));
+        } else {
+            $redirectUrl = Url::fromPath("$moduleName/$controllerName");
+            if (! empty($preserveParams)) {
+                $redirectUrl->setParams($requestUrl->onlyWith($preserveParams)->getParams());
+            }
+        }
+
+        $editor = new SearchEditor();
+        $editor->setRedirectUrl($redirectUrl);
+        $editor->setAction($requestUrl->getAbsoluteUrl());
+        $editor->setQueryString((string) $this->params->without($preserveParams));
+
+        if (method_exists($this, 'completeAction')) {
+            $editor->setSuggestionUrl(Url::fromPath(
+                "$moduleName/$controllerName/complete",
+                ['_disableLayout' => true, 'showCompact' => true]
+            ));
+        }
+
+        $editor->getParser()->on(QueryString::ON_CONDITION, function (Filter\Condition $condition) use ($query) {
+            if ($condition->getColumn()) {
+                $this->enrichFilterCondition($condition, $query);
+            }
+        });
+
+        $filterColumns = $this->fetchFilterColumns($query);
+        $editor->on(SearchEditor::ON_VALIDATE_COLUMN, function (
+            Filter\Condition $condition
+        ) use (
+            $query,
+            $filterColumns
+        ) {
+            $searchPath = $condition->getColumn();
+            if (strpos($searchPath, '.') === false) {
+                $condition->setColumn($query->getResolver()->qualifyPath(
+                    $searchPath,
+                    $query->getModel()->getTableAlias()
+                ));
+            }
+
+            try {
+                $query->getResolver()->getColumnDefinition($searchPath);
+            } catch (InvalidRelationException $_) {
+                $columnPath = Seq::findKey(
+                    $filterColumns,
+                    $condition->metaData()->get('columnLabel', $searchPath),
+                    false
+                );
+                if ($columnPath === null) {
+                    $condition->setColumn($searchPath);
+                    throw new SearchBar\SearchException(t('Is not a valid column'));
+                } else {
+                    $condition->setColumn($columnPath);
+                }
+            }
+        })->on(SearchEditor::ON_SUCCESS, function (SearchEditor $form) {
+            /** @var Url $redirectUrl */
+            $redirectUrl = $form->getRedirectUrl();
+            $redirectUrl->setFilter($form->getFilter());
+
+            $this->getResponse()
+                ->setHeader('X-Icinga-Container', '_self')
+                ->redirectAndExit($redirectUrl);
+        });
+
+        if ($this->callHandleRequest()) {
+            $editor->handleRequest(ServerRequest::fromGlobals());
+        }
+
+        return $editor;
+    }
+
+    /**
+     * Enrich the filter condition with meta data from the query
+     *
+     * @param Filter\Condition $condition
+     * @param Query $query
+     *
+     * @return void
+     */
+    protected function enrichFilterCondition(Filter\Condition $condition, Query $query)
+    {
+        $path = $condition->getColumn();
+        if (strpos($path, '.') === false) {
+            $path = $query->getResolver()->qualifyPath($path, $query->getModel()->getTableAlias());
+            $condition->setColumn($path);
+        }
+
+        try {
+            $label = $query->getResolver()->getColumnDefinition($path)->getLabel();
+        } catch (InvalidRelationException $_) {
+            $label = null;
+        }
+
+        if (isset($label)) {
+            $condition->metaData()->set('columnLabel', $label);
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/Compat/StyleWithNonce.php b/vendor/ipl/web/src/Compat/StyleWithNonce.php
new file mode 100644
index 0000000..f4c7185
--- /dev/null
+++ b/vendor/ipl/web/src/Compat/StyleWithNonce.php
@@ -0,0 +1,25 @@
+<?php
+
+namespace ipl\Web\Compat;
+
+use Icinga\Application\Version;
+use Icinga\Util\Csp;
+use ipl\Web\Style;
+
+/**
+ * Use this class to define inline style which is compatible
+ * with Icinga Web &lt; 2.12 and with CSP support in &gt;= 2.12
+ */
+class StyleWithNonce extends Style
+{
+    public function getNonce(): ?string
+    {
+        if ($this->nonce === null) {
+            $this->nonce = version_compare(Version::VERSION, '2.12.0', '>=')
+                ? Csp::getStyleNonce() ?? ''
+                : '';
+        }
+
+        return parent::getNonce();
+    }
+}
diff --git a/vendor/ipl/web/src/Compat/ViewRenderer.php b/vendor/ipl/web/src/Compat/ViewRenderer.php
new file mode 100644
index 0000000..48ddcc3
--- /dev/null
+++ b/vendor/ipl/web/src/Compat/ViewRenderer.php
@@ -0,0 +1,60 @@
+<?php
+
+namespace ipl\Web\Compat;
+
+use Zend_Controller_Action_Helper_ViewRenderer as Zf1ViewRenderer;
+use Zend_Controller_Action_HelperBroker as Zf1HelperBroker;
+
+class ViewRenderer extends Zf1ViewRenderer
+{
+    /**
+     * Inject the view renderer
+     */
+    public static function inject()
+    {
+        /** @var \Zend_Controller_Action_Helper_ViewRenderer $viewRenderer */
+        $viewRenderer = Zf1HelperBroker::getStaticHelper('ViewRenderer');
+
+        $inject = new static();
+
+        foreach (get_object_vars($viewRenderer) as $property => $value) {
+            if ($property === '_inflector') {
+                continue;
+            }
+
+            $inject->$property = $value;
+        }
+
+        Zf1HelperBroker::removeHelper('ViewRenderer');
+        Zf1HelperBroker::addHelper($inject);
+    }
+
+    public function getName()
+    {
+        return 'ViewRenderer';
+    }
+
+    /**
+     * Render the view w/o using a view script
+     *
+     * {@inheritdoc}
+     */
+    public function render($action = null, $name = null, $noController = null)
+    {
+        $view = $this->view;
+
+        if ($view->document->isEmpty() || $this->getRequest()->getParam('error_handler') !== null) {
+            parent::render($action, $name, $noController);
+
+            return;
+        }
+
+        if ($name === null) {
+            $name = $this->getResponseSegment();
+        }
+
+        $this->getResponse()->appendBody($view->document->render(), $name);
+
+        $this->setNoRender();
+    }
+}
diff --git a/vendor/ipl/web/src/Control/LimitControl.php b/vendor/ipl/web/src/Control/LimitControl.php
new file mode 100644
index 0000000..b390a0a
--- /dev/null
+++ b/vendor/ipl/web/src/Control/LimitControl.php
@@ -0,0 +1,123 @@
+<?php
+
+namespace ipl\Web\Control;
+
+use ipl\Web\Compat\CompatForm;
+use ipl\Web\Url;
+
+/**
+ * Allows to adjust the limit of the number of items to display
+ */
+class LimitControl extends CompatForm
+{
+    /** @var int Default limit */
+    const DEFAULT_LIMIT = 25;
+
+    /** @var string Default limit param */
+    const DEFAULT_LIMIT_PARAM = 'limit';
+
+    /** @var int[] Selectable default limits */
+    public static $limits = [
+        '25'  => '25',
+        '50'  => '50',
+        '100' => '100',
+        '500' => '500'
+    ];
+
+    /** @var string Name of the URL parameter which stores the limit */
+    protected $limitParam = self::DEFAULT_LIMIT_PARAM;
+
+    /** @var int */
+    protected $defaultLimit;
+
+    /** @var Url */
+    protected $url;
+
+    protected $method = 'GET';
+
+    public function __construct(Url $url)
+    {
+        $this->url = $url;
+    }
+
+    /**
+     * Get the name of the URL parameter which stores the limit
+     *
+     * @return string
+     */
+    public function getLimitParam()
+    {
+        return $this->limitParam;
+    }
+
+    /**
+     * Set the name of the URL parameter which stores the limit
+     *
+     * @param string $limitParam
+     *
+     * @return $this
+     */
+    public function setLimitParam($limitParam)
+    {
+        $this->limitParam = $limitParam;
+
+        return $this;
+    }
+
+    /**
+     * Get the default limit
+     *
+     * @return int
+     */
+    public function getDefaultLimit()
+    {
+        return $this->defaultLimit ?: static::DEFAULT_LIMIT;
+    }
+
+    /**
+     * Set the default limit
+     *
+     * @param int $limit
+     *
+     * @return $this
+     */
+    public function setDefaultLimit($limit)
+    {
+        $this->defaultLimit = $limit;
+
+        return $this;
+    }
+
+    /**
+     * Get the limit
+     *
+     * @return int
+     */
+    public function getLimit()
+    {
+        return $this->url->getParam($this->getLimitParam(), $this->getDefaultLimit());
+    }
+
+    protected function assemble()
+    {
+        $this->addAttributes(['class' => 'limit-control inline']);
+
+        $limits = static::$limits;
+        if ($this->defaultLimit && ! isset($limits[$this->defaultLimit])) {
+            $limits[$this->defaultLimit] = $this->defaultLimit;
+        }
+
+        $limit = $this->getLimit();
+        if (! isset($limits[$limit])) {
+            $limits[$limit] = $limit;
+        }
+
+        $this->addElement('select', $this->getLimitParam(), [
+            'class'   => 'autosubmit',
+            'label'   => '#',
+            'options' => $limits,
+            'title'   => t('Change item count per page'),
+            'value'   => $limit
+        ]);
+    }
+}
diff --git a/vendor/ipl/web/src/Control/PaginationControl.php b/vendor/ipl/web/src/Control/PaginationControl.php
new file mode 100644
index 0000000..00f5c20
--- /dev/null
+++ b/vendor/ipl/web/src/Control/PaginationControl.php
@@ -0,0 +1,523 @@
+<?php
+
+namespace ipl\Web\Control;
+
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\Html;
+use ipl\Stdlib\Contract\Paginatable;
+use ipl\Web\Compat\CompatForm;
+use ipl\Web\Url;
+use ipl\Web\Widget\Icon;
+
+/**
+ * The pagination control displays a list of links that point to different pages of the current view
+ *
+ * The default HTML markup (tag and attributes) for the paginator look like the following:
+ * <div class="pagination-control" role="navigation">...</div>
+ */
+class PaginationControl extends BaseHtmlElement
+{
+    /** @var int Default maximum number of items which should be shown per page */
+    protected $defaultPageSize;
+
+    /** @var string Name of the URL parameter which stores the current page number */
+    protected $pageParam = 'page';
+
+    /** @var string Name of the URL parameter which holds the page size. If given, overrides {@link $defaultPageSize} */
+    protected $pageSizeParam = 'limit';
+
+    /** @var string */
+    protected $pageSpacer = '…';
+
+    /** @var Paginatable The pagination adapter which handles the underlying data source */
+    protected $paginatable;
+
+    /** @var Url The URL to base off pagination URLs */
+    protected $url;
+
+    /** @var int Cache for the total number of items */
+    private $totalCount;
+
+    protected $tag = 'div';
+
+    protected $defaultAttributes = [
+        'class' => 'pagination-control',
+        'role'  => 'navigation'
+    ];
+
+    /**
+     * Create a pagination control
+     *
+     * @param Paginatable $paginatable The paginatable
+     * @param Url         $url         The URL to base off paging URLs
+     */
+    public function __construct(Paginatable $paginatable, Url $url)
+    {
+        $this->paginatable = $paginatable;
+        $this->url = $url;
+    }
+
+    /**
+     * Set the URL to base off paging URLs
+     *
+     * @param Url $url
+     *
+     * @return $this
+     */
+    public function setUrl(Url $url)
+    {
+        $this->url = $url;
+
+        return $this;
+    }
+
+    /**
+     * Get the default page size
+     *
+     * @return int
+     */
+    public function getDefaultPageSize()
+    {
+        return $this->defaultPageSize ?: LimitControl::DEFAULT_LIMIT;
+    }
+
+    /**
+     * Set the default page size
+     *
+     * @param int $defaultPageSize
+     *
+     * @return $this
+     */
+    public function setDefaultPageSize($defaultPageSize)
+    {
+        $this->defaultPageSize = $defaultPageSize;
+
+        return $this;
+    }
+
+    /**
+     * Get the name of the URL parameter which stores the current page number
+     *
+     * @return string
+     */
+    public function getPageParam()
+    {
+        return $this->pageParam;
+    }
+
+    /**
+     * Set the name of the URL parameter which stores the current page number
+     *
+     * @param string $pageParam
+     *
+     * @return $this
+     */
+    public function setPageParam($pageParam)
+    {
+        $this->pageParam = $pageParam;
+
+        return $this;
+    }
+
+    /**
+     * Get the name of the URL parameter which stores the page size
+     *
+     * @return string
+     */
+    public function getPageSizeParam()
+    {
+        return $this->pageSizeParam;
+    }
+    /**
+     * Set the name of the URL parameter which stores the page size
+     *
+     * @param string $pageSizeParam
+     *
+     * @return $this
+     */
+    public function setPageSizeParam($pageSizeParam)
+    {
+        $this->pageSizeParam = $pageSizeParam;
+
+        return $this;
+    }
+
+    /**
+     * Get the total number of items
+     *
+     * @return int
+     */
+    public function getTotalCount()
+    {
+        if ($this->totalCount === null) {
+            $this->totalCount = $this->paginatable->count();
+        }
+
+        return $this->totalCount;
+    }
+
+    /**
+     * Get the current page number
+     *
+     * @return int
+     */
+    public function getCurrentPageNumber()
+    {
+        return (int) $this->url->getParam($this->pageParam, 1);
+    }
+
+    /**
+     * Get the configured page size
+     *
+     * @return int
+     */
+    public function getPageSize()
+    {
+        return (int) $this->url->getParam($this->pageSizeParam, $this->getDefaultPageSize());
+    }
+
+    /**
+     * Get the total page count
+     *
+     * @return int
+     */
+    public function getPageCount()
+    {
+        $pageSize = $this->getPageSize();
+
+        if ($pageSize === 0) {
+            return 0;
+        }
+
+        if ($pageSize < 0) {
+            return 1;
+        }
+
+        return (int) ceil($this->getTotalCount() / $pageSize);
+    }
+
+    /**
+     * Get the limit
+     *
+     * Use this method to set the LIMIT part of a query for fetching the current page.
+     *
+     * @return int If the page size is infinite, -1 will be returned
+     */
+    public function getLimit()
+    {
+        $pageSize = $this->getPageSize();
+
+        return $pageSize < 0 ? -1 : $pageSize;
+    }
+
+    /**
+     * Get the offset
+     *
+     * Use this method to set the OFFSET part of a query for fetching the current page.
+     *
+     * @return int
+     */
+    public function getOffset()
+    {
+        $currentPageNumber = $this->getCurrentPageNumber();
+        $pageSize = $this->getPageSize();
+
+        return $currentPageNumber <= 1 ? 0 : ($currentPageNumber - 1) * $pageSize;
+    }
+
+    /**
+     * Apply limit and offset on the paginatable
+     *
+     * @return $this
+     */
+    public function apply()
+    {
+        $this->paginatable->limit($this->getLimit());
+        $this->paginatable->offset($this->getOffset());
+
+        return $this;
+    }
+
+    /**
+     * Create a URL for paging from the given page number
+     *
+     * @param int $pageNumber The page number
+     * @param int $pageSize   The number of items per page. If you want to stick to the defaults,
+     *                        don't set this parameter
+     *
+     * @return Url
+     */
+    public function createUrl($pageNumber, $pageSize = null)
+    {
+        $params = [$this->getPageParam() => $pageNumber];
+
+        if ($pageSize !== null) {
+            $params[$this->getPageSizeParam()] = $pageSize;
+        }
+
+        return $this->url->with($params);
+    }
+
+    /**
+     * Get the first item number of the given page
+     *
+     * @param int $pageNumber
+     *
+     * @return int
+     */
+    protected function getFirstItemNumberOfPage($pageNumber)
+    {
+        return ($pageNumber - 1) * $this->getPageSize() + 1;
+    }
+
+    /**
+     * Get the last item number of the given page
+     *
+     * @param int $pageNumber
+     *
+     * @return int
+     */
+    protected function getLastItemNumberOfPage($pageNumber)
+    {
+        return min($pageNumber * $this->getPageSize(), $this->getTotalCount());
+    }
+
+    /**
+     * Create the label for the given page number
+     *
+     * @param int $pageNumber
+     *
+     * @return string
+     */
+    protected function createLabel($pageNumber)
+    {
+        return sprintf(
+            $this->translate('Show items %u to %u of %u'),
+            $this->getFirstItemNumberOfPage($pageNumber),
+            $this->getLastItemNumberOfPage($pageNumber),
+            $this->getTotalCount()
+        );
+    }
+
+    /**
+     * Create and return the previous page item
+     *
+     * @return BaseHtmlElement
+     */
+    protected function createPreviousPageItem()
+    {
+        $prevIcon = new Icon('angle-left');
+
+        $currentPageNumber = $this->getCurrentPageNumber();
+
+        if ($currentPageNumber > 1) {
+            $prevItem = Html::tag('li', ['class' => 'nav-item']);
+
+            $prevItem->add(Html::tag(
+                'a',
+                [
+                    'class' => 'previous-page',
+                    'href'  => $this->createUrl($currentPageNumber - 1),
+                    'title' => $this->createLabel($currentPageNumber - 1)
+                ],
+                $prevIcon
+            ));
+        } else {
+            $prevItem = Html::tag(
+                'li',
+                [
+                    'aria-hidden' => true,
+                    'class'       => 'nav-item disabled'
+                ]
+            );
+
+            $prevItem->add(Html::tag('span', ['class' => 'previous-page'], $prevIcon));
+        }
+
+        return $prevItem;
+    }
+
+    /**
+     * Create and return the next page item
+     *
+     * @return BaseHtmlElement
+     */
+    protected function createNextPageItem()
+    {
+        $nextIcon = new Icon('angle-right');
+
+        $currentPageNumber = $this->getCurrentPageNumber();
+
+        if ($currentPageNumber < $this->getPageCount()) {
+            $nextItem = Html::tag('li', ['class' => 'nav-item']);
+
+            $nextItem->add(Html::tag(
+                'a',
+                [
+                    'class' => 'next-page',
+                    'href'  => $this->createUrl($currentPageNumber + 1),
+                    'title' => $this->createLabel($currentPageNumber + 1)
+                ],
+                $nextIcon
+            ));
+        } else {
+            $nextItem = Html::tag(
+                'li',
+                [
+                    'aria-hidden' => true,
+                    'class'       => 'nav-item disabled'
+                ]
+            );
+
+            $nextItem->add(Html::tag('span', ['class' => 'next-page'], $nextIcon));
+        }
+
+        return $nextItem;
+    }
+
+    /** @TODO(el): Use ipl-translation when it's ready instead */
+    private function translate($message)
+    {
+        return $message;
+    }
+
+    /**
+     * Create and return the first page item
+     *
+     * @return BaseHtmlElement
+     */
+    protected function createFirstPageItem()
+    {
+        $currentPageNumber = $this->getCurrentPageNumber();
+
+        $url = clone $this->url;
+
+        $firstItem = Html::tag('li', ['class' => 'nav-item']);
+
+        if ($currentPageNumber === 1) {
+            $firstItem->addAttributes(['class' => 'disabled']);
+            $firstItem->add(Html::tag(
+                'span',
+                ['class' => 'first-page'],
+                $this->getFirstItemNumberOfPage(1)
+            ));
+        } else {
+            $firstItem->add(Html::tag(
+                'a',
+                [
+                    'class' => 'first-page',
+                    'href' => $url->remove(['page'])->getAbsoluteUrl(),
+                    'title' => $this->createLabel(1)
+                ],
+                $this->getFirstItemNumberOfPage(1)
+            ));
+        }
+
+        return $firstItem;
+    }
+
+    /**
+     * Create and return the last page item
+     *
+     * @return BaseHtmlElement
+     */
+    protected function createLastPageItem()
+    {
+        $currentPageNumber = $this->getCurrentPageNumber();
+        $lastItem = Html::tag('li', ['class' => 'nav-item']);
+
+        if ($currentPageNumber === $this->getPageCount()) {
+            $lastItem->addAttributes(['class' => 'disabled']);
+            $lastItem->add(Html::tag(
+                'span',
+                ['class' => 'last-page'],
+                $this->getPageCount()
+            ));
+        } else {
+            $lastItem->add(Html::tag(
+                'a',
+                [
+                    'class' => 'last-page',
+                    'href' => $this->url->setParam('page', $this->getPageCount()),
+                    'title' => $this->createLabel($this->getPageCount())
+                ],
+                $this->getPageCount()
+            ));
+        }
+
+        return $lastItem;
+    }
+
+    /**
+     * Create and return the page selector item
+     *
+     * @return BaseHtmlElement
+     */
+    protected function createPageSelectorItem()
+    {
+        $currentPageNumber = $this->getCurrentPageNumber();
+
+        $form = new CompatForm($this->url);
+        $form->addAttributes(['class' => 'inline']);
+        $form->setMethod('GET');
+
+        $select = Html::tag('select', [
+            'name' => $this->getPageParam(),
+            'class' => 'autosubmit',
+            'title' => t('Go to page …')
+        ]);
+
+        if (isset($currentPageNumber)) {
+            if ($currentPageNumber === 1 || $currentPageNumber === $this->getPageCount()) {
+                $select->add(Html::tag('option', ['disabled' => '', 'selected' => ''], '…'));
+            }
+        }
+
+        foreach (range(2, $this->getPageCount() - 1) as $page) {
+            $option = Html::tag('option', [
+                'value' => $page
+            ], $page);
+
+            if ($page == $currentPageNumber) {
+                $option->addAttributes(['selected' => '']);
+            }
+
+            $select->add($option);
+        }
+
+        $form->add($select);
+
+        $pageSelectorItem = Html::tag('li', $form);
+
+        return $pageSelectorItem;
+    }
+
+    protected function assemble()
+    {
+        if ($this->getPageCount() < 2) {
+            return;
+        }
+
+        // Accessibility info
+        $this->add(Html::tag(
+            'h2',
+            [
+                'class'    => 'sr-only',
+                'tabindex' => '-1'
+            ],
+            $this->translate('Pagination')
+        ));
+
+        $paginator = Html::tag('ul', ['class' => 'tab-nav nav']);
+
+        $paginator->add([
+            $this->createFirstPageItem(),
+            $this->createPreviousPageItem(),
+            $this->createPageSelectorItem(),
+            $this->createNextPageItem(),
+            $this->createLastPageItem()
+        ]);
+
+        $this->add($paginator);
+    }
+}
diff --git a/vendor/ipl/web/src/Control/SearchBar.php b/vendor/ipl/web/src/Control/SearchBar.php
new file mode 100644
index 0000000..ab935ef
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SearchBar.php
@@ -0,0 +1,541 @@
+<?php
+
+namespace ipl\Web\Control;
+
+use ipl\Html\Attributes;
+use ipl\Html\Form;
+use ipl\Html\FormElement\HiddenElement;
+use ipl\Html\FormElement\InputElement;
+use ipl\Html\FormElement\SubmitElement;
+use ipl\Html\HtmlDocument;
+use ipl\Html\HtmlElement;
+use ipl\Stdlib\Filter;
+use ipl\Validator\CallbackValidator;
+use ipl\Web\Common\FormUid;
+use ipl\Web\Control\SearchBar\Terms;
+use ipl\Web\Control\SearchBar\ValidatedColumn;
+use ipl\Web\Control\SearchBar\ValidatedOperator;
+use ipl\Web\Control\SearchBar\ValidatedValue;
+use ipl\Web\Filter\ParseException;
+use ipl\Web\Filter\QueryString;
+use ipl\Web\Url;
+use ipl\Web\Widget\Icon;
+
+class SearchBar extends Form
+{
+    use FormUid;
+
+    /** @var string Emitted in case the user added a new condition */
+    const ON_ADD = 'on_add';
+
+    /** @var string Emitted in case the user inserted a new condition */
+    const ON_INSERT = 'on_insert';
+
+    /** @var string Emitted in case the user changed an existing condition */
+    const ON_SAVE = 'on_save';
+
+    /** @var string Emitted in case the user removed a condition */
+    const ON_REMOVE = 'on_remove';
+
+    protected $defaultAttributes = [
+        'data-enrichment-type'  => 'search-bar',
+        'class'                 => 'search-bar',
+        'name'                  => 'search-bar',
+        'role'                  => 'search'
+    ];
+
+    /** @var Url */
+    protected $editorUrl;
+
+    /** @var Filter\Rule */
+    protected $filter;
+
+    /** @var string */
+    protected $searchParameter;
+
+    /** @var Url */
+    protected $suggestionUrl;
+
+    /** @var string */
+    protected $submitLabel;
+
+    /** @var callable */
+    protected $protector;
+
+    /** @var array */
+    protected $changes;
+
+    /**
+     * Set the url from which to load the editor
+     *
+     * @param Url $url
+     *
+     * @return $this
+     */
+    public function setEditorUrl(Url $url)
+    {
+        $this->editorUrl = $url;
+
+        return $this;
+    }
+
+    /**
+     * Get the url from which to load the editor
+     *
+     * @return Url
+     */
+    public function getEditorUrl()
+    {
+        return $this->editorUrl;
+    }
+
+    /**
+     * Set the filter to use
+     *
+     * @param   Filter\Rule $filter
+     * @return  $this
+     */
+    public function setFilter(Filter\Rule $filter)
+    {
+        $this->filter = $filter;
+
+        return $this;
+    }
+
+    /**
+     * Get the filter in use
+     *
+     * @return Filter\Rule
+     */
+    public function getFilter()
+    {
+        return $this->filter;
+    }
+
+    /**
+     * Set the search parameter to use
+     *
+     * @param   string $name
+     * @return  $this
+     */
+    public function setSearchParameter($name)
+    {
+        $this->searchParameter = $name;
+
+        return $this;
+    }
+
+    /**
+     * Get the search parameter in use
+     *
+     * @return string
+     */
+    public function getSearchParameter()
+    {
+        return $this->searchParameter ?: 'q';
+    }
+
+    /**
+     * Set the suggestion url
+     *
+     * @param   Url $url
+     * @return  $this
+     */
+    public function setSuggestionUrl(Url $url)
+    {
+        $this->suggestionUrl = $url;
+
+        return $this;
+    }
+
+    /**
+     * Get the suggestion url
+     *
+     * @return Url
+     */
+    public function getSuggestionUrl()
+    {
+        return $this->suggestionUrl;
+    }
+
+    /**
+     * Set the submit label
+     *
+     * @param   string $label
+     * @return  $this
+     */
+    public function setSubmitLabel($label)
+    {
+        $this->submitLabel = $label;
+
+        return $this;
+    }
+
+    /**
+     * Get the submit label
+     *
+     * @return string
+     */
+    public function getSubmitLabel()
+    {
+        return $this->submitLabel;
+    }
+
+    /**
+     * Set callback to protect ids with
+     *
+     * @param   callable $protector
+     *
+     * @return  $this
+     */
+    public function setIdProtector($protector)
+    {
+        $this->protector = $protector;
+
+        return $this;
+    }
+
+    /**
+     * Get changes to be applied on the client
+     *
+     * @return array
+     */
+    public function getChanges()
+    {
+        return $this->changes;
+    }
+
+    private function protectId($id)
+    {
+        if (is_callable($this->protector)) {
+            return call_user_func($this->protector, $id);
+        }
+
+        return $id;
+    }
+
+    public function populate($values)
+    {
+        if (array_key_exists($this->getSearchParameter(), (array) $values)) {
+            // If a filter is set, it must be reset in case new data arrives. The new data controls the filter,
+            // though if no data is sent, (populate() is only called if the form is sent) then the filter must
+            // be reset explicitly here to not keep the outdated filter.
+            $this->filter = Filter::all();
+        }
+
+        parent::populate($values);
+    }
+
+    public function isValidEvent($event)
+    {
+        switch ($event) {
+            case self::ON_ADD:
+            case self::ON_SAVE:
+            case self::ON_INSERT:
+            case self::ON_REMOVE:
+                return true;
+            default:
+                return parent::isValidEvent($event);
+        }
+    }
+
+    private function validateCondition($eventType, $indices, $termsData, &$changes)
+    {
+        // TODO: In case of the query string validation, all three are guaranteed to be set.
+        //       The Parser also provides defaults, why shouldn't we here?
+        $column = ValidatedColumn::fromTermData($termsData[0]);
+        $operator = isset($termsData[1])
+            ? ValidatedOperator::fromTermData($termsData[1])
+            : null;
+        $value = isset($termsData[2])
+            ? ValidatedValue::fromTermData($termsData[2])
+            : null;
+
+        $this->emit($eventType, [$column, $operator, $value]);
+
+        if ($eventType !== self::ON_REMOVE) {
+            if (! $column->isValid() || $column->hasBeenChanged()) {
+                $changes[$indices[0]] = array_merge($termsData[0], $column->toTermData());
+            }
+
+            if ($operator && ! $operator->isValid()) {
+                $changes[$indices[1]] = array_merge($termsData[1], $operator->toTermData());
+            }
+
+            if ($value && (! $value->isValid() || $value->hasBeenChanged())) {
+                $changes[$indices[2]] = array_merge($termsData[2], $value->toTermData());
+            }
+        }
+
+        return $column->isValid() && (! $operator || $operator->isValid()) && (! $value || $value->isValid());
+    }
+
+
+    protected function assemble()
+    {
+        $termContainerId = $this->protectId('terms');
+        $termInputId = $this->protectId('term-input');
+        $dataInputId = $this->protectId('data-input');
+        $searchInputId = $this->protectId('search-input');
+        $suggestionsId = $this->protectId('suggestions');
+
+        $termContainer = (new Terms())->setAttribute('id', $termContainerId);
+        $termInput = new HiddenElement($this->getSearchParameter(), [
+            'id'        => $termInputId,
+            'disabled'  => true
+        ]);
+
+        if (! $this->getRequest()->getHeaderLine('X-Icinga-Autorefresh')) {
+            $termContainer->setFilter(function () {
+                return $this->getFilter();
+            });
+            $termInput->getAttributes()->registerAttributeCallback('value', function () {
+                return QueryString::render($this->getFilter());
+            });
+        }
+
+        $dataInput = new HiddenElement('data', [
+            'id'            => $dataInputId,
+            'validators'    => [
+                new CallbackValidator(function ($data, CallbackValidator $_) use ($termContainer, $searchInputId) {
+                    $data = $data ? json_decode($data, true) : null;
+                    if (empty($data)) {
+                        return true;
+                    }
+
+                    switch ($data['type']) {
+                        case 'add':
+                        case 'exchange':
+                            $type = self::ON_ADD;
+
+                            break;
+                        case 'insert':
+                            $type = self::ON_INSERT;
+
+                            break;
+                        case 'save':
+                            $type = self::ON_SAVE;
+
+                            break;
+                        case 'remove':
+                            $type = self::ON_REMOVE;
+
+                            break;
+                        default:
+                            return true;
+                    }
+
+                    $changes = [];
+                    $invalid = false;
+                    $indices = [null, null, null];
+                    $termsData = [null, null, null];
+                    foreach (isset($data['terms']) ? $data['terms'] : [] as $termIndex => $termData) {
+                        switch ($termData['type']) {
+                            case 'column':
+                                $indices[0] = $termIndex;
+                                $termsData[0] = $termData;
+
+                                break;
+                            case 'operator':
+                                $indices[1] = $termIndex;
+                                $termsData[1] = $termData;
+
+                                break;
+                            case 'value':
+                                $indices[2] = $termIndex;
+                                $termsData[2] = $termData;
+
+                                break;
+                            default:
+                                if ($termsData[0] !== null) {
+                                    if (! $this->validateCondition($type, $indices, $termsData, $changes)) {
+                                        $invalid = true;
+                                    }
+                                }
+
+                                $indices = $termsData = [null, null, null];
+                        }
+                    }
+
+                    if ($termsData[0] !== null) {
+                        if (! $this->validateCondition($type, $indices, $termsData, $changes)) {
+                            $invalid = true;
+                        }
+                    }
+
+                    if (! empty($changes)) {
+                        $this->changes = ['#' . $searchInputId, $changes];
+                        $termContainer->applyChanges($changes);
+                    }
+
+                    return ! $invalid;
+                })
+            ]
+        ]);
+        $this->registerElement($dataInput);
+
+        $filterInput = new InputElement($this->getSearchParameter(), [
+            'type'                  => 'text',
+            'placeholder'           => 'Type to search. Use * as wildcard.',
+            'class'                 => 'filter-input',
+            'id'                    => $searchInputId,
+            'autocomplete'          => 'off',
+            'data-enrichment-type'  => 'filter',
+            'data-data-input'       => '#' . $dataInputId,
+            'data-term-input'       => '#' . $termInputId,
+            'data-term-container'   => '#' . $termContainerId,
+            'data-term-suggestions' => '#' . $suggestionsId,
+            'data-missing-log-op'   => t('Please add a logical operator on the left.'),
+            'data-incomplete-group' => t('Please close or remove this group.'),
+            'data-choose-template'  => t('Please type one of: %s', '..<comma separated list>'),
+            'data-choose-column'    => t('Please enter a valid column.'),
+            'validators'            => [
+                new CallbackValidator(function ($q, CallbackValidator $validator) use ($searchInputId) {
+                    $submitted = $this->hasBeenSubmitted();
+                    $invalid = false;
+                    $changes = [];
+
+                    $parser = QueryString::fromString($q);
+                    $parser->on(QueryString::ON_CONDITION, function (Filter\Condition $condition) use (
+                        &$invalid,
+                        &$changes,
+                        $submitted
+                    ) {
+                        $columnIndex = $condition->metaData()->get('columnIndex');
+                        if (isset($this->changes[1][$columnIndex])) {
+                            $change = $this->changes[1][$columnIndex];
+                            $condition->setColumn($change['search']);
+                        } elseif (empty($this->changes)) {
+                            $column = ValidatedColumn::fromFilterCondition($condition);
+                            $operator = ValidatedOperator::fromFilterCondition($condition);
+                            $value = ValidatedValue::fromFilterCondition($condition);
+                            $this->emit(self::ON_ADD, [$column, $operator, $value]);
+
+                            $condition->setColumn($column->getSearchValue());
+                            $condition->setValue($value->getSearchValue());
+
+                            if (! $column->isValid()) {
+                                $invalid = true;
+
+                                if ($submitted) {
+                                    $condition->metaData()->merge($column->toMetaData());
+                                } else {
+                                    $changes[$columnIndex] = $column->toTermData();
+                                }
+                            }
+
+                            if (! $operator->isValid()) {
+                                $invalid = true;
+
+                                if ($submitted) {
+                                    $condition->metaData()->merge($operator->toMetaData());
+                                } else {
+                                    $changes[$condition->metaData()->get('operatorIndex')] = $operator->toTermData();
+                                }
+                            }
+
+                            if (! $value->isValid()) {
+                                $invalid = true;
+
+                                if ($submitted) {
+                                    $condition->metaData()->merge($value->toMetaData());
+                                } else {
+                                    $changes[$condition->metaData()->get('valueIndex')] = $value->toTermData();
+                                }
+                            }
+                        }
+                    });
+
+                    try {
+                        $filter = $parser->parse();
+                    } catch (ParseException $e) {
+                        $charAt = $e->getCharPos() - 1;
+                        $char = $e->getChar();
+
+                        $this->getElement($this->getSearchParameter())
+                            ->addAttributes([
+                                'title'     => sprintf(t('Unexpected %s at start of input'), $char),
+                                'pattern'   => sprintf('^(?!%s).*', $char === ')' ? '\)' : $char),
+                                'data-has-syntax-error' => true
+                            ])
+                            ->getAttributes()
+                            ->registerAttributeCallback('value', function () use ($q, $charAt) {
+                                return substr($q, $charAt);
+                            });
+
+                        $probablyValidQueryString = substr($q, 0, $charAt);
+                        $this->setFilter(QueryString::parse($probablyValidQueryString));
+                        return false;
+                    }
+
+                    $this->getElement($this->getSearchParameter())
+                        ->getAttributes()
+                        ->registerAttributeCallback('value', function () {
+                            return '';
+                        });
+                    $this->setFilter($filter);
+
+                    if (! empty($changes)) {
+                        $this->changes = ['#' . $searchInputId, $changes];
+                    }
+
+                    return ! $invalid;
+                })
+            ]
+        ]);
+        if ($this->getSuggestionUrl() !== null) {
+            $filterInput->getAttributes()->registerAttributeCallback('data-suggest-url', function () {
+                return (string) $this->getSuggestionUrl();
+            });
+        }
+
+        $this->registerElement($filterInput);
+
+        $submitButton = new SubmitElement('submit', ['label' => $this->getSubmitLabel() ?: 'hidden']);
+        $this->registerElement($submitButton);
+
+        $editorOpener = null;
+        if ($this->getEditorUrl() !== null) {
+            $editorOpener = new HtmlElement(
+                'button',
+                Attributes::create([
+                    'type'                      => 'button',
+                    'class'                     => 'search-editor-opener control-button',
+                    'title'                     => t('Adjust Filter')
+                ])->registerAttributeCallback('data-search-editor-url', function () {
+                    return (string) $this->getEditorUrl();
+                }),
+                new Icon('cog')
+            );
+        }
+
+        $this->addHtml(
+            new HtmlElement(
+                'button',
+                Attributes::create(['type' => 'button', 'class' => 'search-options']),
+                new Icon('search')
+            ),
+            new HtmlElement(
+                'div',
+                Attributes::create(['class' => 'filter-input-area']),
+                $termContainer,
+                new HtmlElement('label', Attributes::create(['data-label' => '']), $filterInput)
+            ),
+            $dataInput,
+            $termInput,
+            $submitButton,
+            $this->createUidElement(),
+            new HtmlElement('div', Attributes::create([
+                'id'                => $suggestionsId,
+                'class'             => 'search-suggestions',
+                'data-base-target'  => $suggestionsId
+            ]))
+        );
+
+        // Render the editor container outside of this form. It will contain a form as well later on
+        // loaded by XHR and HTML prohibits nested forms. It's style-wise also better...
+        $doc = new HtmlDocument();
+        $this->prependWrapper($doc);
+        $doc->addHtml($this, ...($editorOpener ? [$editorOpener] : []));
+    }
+}
diff --git a/vendor/ipl/web/src/Control/SearchBar/SearchException.php b/vendor/ipl/web/src/Control/SearchBar/SearchException.php
new file mode 100644
index 0000000..a89c6ce
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SearchBar/SearchException.php
@@ -0,0 +1,9 @@
+<?php
+
+namespace ipl\Web\Control\SearchBar;
+
+use Exception;
+
+class SearchException extends Exception
+{
+}
diff --git a/vendor/ipl/web/src/Control/SearchBar/Suggestions.php b/vendor/ipl/web/src/Control/SearchBar/Suggestions.php
new file mode 100644
index 0000000..fe4a2db
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SearchBar/Suggestions.php
@@ -0,0 +1,451 @@
+<?php
+
+namespace ipl\Web\Control\SearchBar;
+
+use Countable;
+use Generator;
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\FormattedString;
+use ipl\Html\FormElement\ButtonElement;
+use ipl\Html\FormElement\InputElement;
+use ipl\Html\HtmlElement;
+use ipl\Html\Text;
+use ipl\Stdlib\Contract\Paginatable;
+use ipl\Stdlib\Filter;
+use ipl\Web\Control\SearchEditor;
+use ipl\Web\Filter\QueryString;
+use IteratorIterator;
+use LimitIterator;
+use OuterIterator;
+use Psr\Http\Message\ServerRequestInterface;
+use Traversable;
+
+use function ipl\I18n\t;
+
+abstract class Suggestions extends BaseHtmlElement
+{
+    const DEFAULT_LIMIT = 50;
+    const SUGGESTION_TITLE_CLASS = 'suggestion-title';
+
+    protected $tag = 'ul';
+
+    /** @var string */
+    protected $searchTerm;
+
+    /** @var Traversable */
+    protected $data;
+
+    /** @var array */
+    protected $default;
+
+    /** @var string */
+    protected $type;
+
+    /** @var string */
+    protected $failureMessage;
+
+    public function setSearchTerm($term)
+    {
+        $this->searchTerm = $term;
+
+        return $this;
+    }
+
+    public function setData($data)
+    {
+        $this->data = $data;
+
+        return $this;
+    }
+
+    public function setDefault($default)
+    {
+        $this->default = $default;
+
+        return $this;
+    }
+
+    public function setType($type)
+    {
+        $this->type = $type;
+
+        return $this;
+    }
+
+    public function setFailureMessage($message)
+    {
+        $this->failureMessage = $message;
+
+        return $this;
+    }
+
+    /**
+     * Return whether the relation should be shown for the given column
+     *
+     * @param string $column
+     *
+     * @return bool
+     */
+    protected function shouldShowRelationFor(string $column): bool
+    {
+        return false;
+    }
+
+    /**
+     * Create a filter to provide as default for column suggestions
+     *
+     * @param string $searchTerm
+     *
+     * @return Filter\Rule
+     */
+    abstract protected function createQuickSearchFilter($searchTerm);
+
+    /**
+     * Fetch value suggestions for a particular column
+     *
+     * @param string $column
+     * @param string $searchTerm
+     * @param Filter\Chain $searchFilter
+     *
+     * @return Traversable
+     */
+    abstract protected function fetchValueSuggestions($column, $searchTerm, Filter\Chain $searchFilter);
+
+    /**
+     * Fetch column suggestions
+     *
+     * @param string $searchTerm
+     *
+     * @return Traversable
+     */
+    abstract protected function fetchColumnSuggestions($searchTerm);
+
+    protected function filterToTerms(Filter\Chain $filter)
+    {
+        $logicalSep = [
+            'label'     => QueryString::getRuleSymbol($filter),
+            'search'    => QueryString::getRuleSymbol($filter),
+            'class'     => 'logical_operator',
+            'type'      => 'logical_operator'
+        ];
+
+        $terms = [];
+        foreach ($filter as $child) {
+            if ($child instanceof Filter\Chain) {
+                $terms[] = [
+                    'search'    => '(',
+                    'label'     => '(',
+                    'type'      => 'grouping_operator',
+                    'class'     => 'grouping_operator_open'
+                ];
+                $terms = array_merge($terms, $this->filterToTerms($child));
+                $terms[] = [
+                    'search'    => ')',
+                    'label'     => ')',
+                    'type'      => 'grouping_operator',
+                    'class'     => 'grouping_operator_close'
+                ];
+            } else {
+                /** @var Filter\Condition $child */
+
+                $terms[] = [
+                    'search'    => $child->getColumn(),
+                    'label'     => $child->metaData()->get('columnLabel') ?? $child->getColumn(),
+                    'type'      => 'column'
+                ];
+                $terms[] = [
+                    'search'    => QueryString::getRuleSymbol($child),
+                    'label'     => QueryString::getRuleSymbol($child),
+                    'type'      => 'operator'
+                ];
+                $terms[] = [
+                    'search'    => $child->getValue(),
+                    'label'     => $child->getValue(),
+                    'type'      => 'value'
+                ];
+            }
+
+            $terms[] = $logicalSep;
+        }
+
+        array_pop($terms);
+        return $terms;
+    }
+
+    protected function assembleDefault()
+    {
+        if ($this->default === null) {
+            return;
+        }
+
+        $attributes = [
+            'type'          => 'button',
+            'tabindex'      => -1,
+            'data-label'    => $this->default['search'],
+            'value'         => $this->default['search']
+        ];
+        if (isset($this->default['type'])) {
+            $attributes['data-type'] = $this->default['type'];
+        } elseif ($this->type !== null) {
+            $attributes['data-type'] = $this->type;
+        }
+
+        $button = new ButtonElement(null, $attributes);
+        if (isset($this->default['type']) && $this->default['type'] === 'terms') {
+            $terms = $this->filterToTerms($this->default['terms']);
+            $list = new HtmlElement('ul', Attributes::create(['class' => 'comma-separated']));
+            foreach ($terms as $data) {
+                if ($data['type'] === 'column') {
+                    $list->addHtml(new HtmlElement(
+                        'li',
+                        null,
+                        new HtmlElement('em', null, Text::create($data['label']))
+                    ));
+                }
+            }
+
+            $button->setAttribute('data-terms', json_encode($terms));
+            $button->addHtml(FormattedString::create(
+                t('Search for %s in: %s'),
+                new HtmlElement('em', null, Text::create($this->default['search'])),
+                $list
+            ));
+        } else {
+            $button->addHtml(FormattedString::create(
+                t('Search for %s'),
+                new HtmlElement('em', null, Text::create($this->default['search']))
+            ));
+        }
+
+        $this->prependHtml(new HtmlElement('li', Attributes::create(['class' => 'default']), $button));
+    }
+
+    protected function assemble()
+    {
+        if ($this->failureMessage !== null) {
+            $this->addHtml(new HtmlElement(
+                'li',
+                Attributes::create(['class' => 'failure-message']),
+                new HtmlElement('em', null, Text::create(t('Can\'t search:'))),
+                Text::create($this->failureMessage)
+            ));
+            return;
+        }
+
+        if ($this->data === null) {
+            $data = [];
+        } elseif ($this->data instanceof Paginatable) {
+            $this->data->limit(self::DEFAULT_LIMIT);
+            $data = $this->data;
+        } else {
+            $data = new LimitIterator(new IteratorIterator($this->data), 0, self::DEFAULT_LIMIT);
+        }
+
+        foreach ($data as $term => $meta) {
+            if (is_int($term)) {
+                $term = $meta;
+            }
+
+            $attributes = [
+                'type'          => 'button',
+                'tabindex'      => -1,
+                'data-search'   => $term,
+                'data-title'    => $term
+            ];
+            if ($this->type !== null) {
+                $attributes['data-type'] = $this->type;
+            }
+
+            if (is_array($meta)) {
+                foreach ($meta as $key => $value) {
+                    if ($key === 'label') {
+                        $label = $value;
+                    }
+
+                    $attributes['data-' . $key] = $value;
+                }
+            } else {
+                $label = $meta;
+                $attributes['data-label'] = $meta;
+            }
+
+            $button = (new ButtonElement(null, $attributes))
+                ->setAttribute('value', $label)
+                ->addHtml(Text::create($label));
+            if ($this->type === 'column' && $this->shouldShowRelationFor($term)) {
+                $relationPath = substr($term, 0, strrpos($term, '.'));
+                $button->getAttributes()->add('class', 'has-details');
+                $button->addHtml(new HtmlElement(
+                    'span',
+                    Attributes::create(['class' => 'relation-path']),
+                    Text::create($relationPath)
+                ));
+            }
+
+            $this->addHtml(new HtmlElement('li', null, $button));
+        }
+
+        if ($this->hasMore($data, self::DEFAULT_LIMIT)) {
+            $this->getAttributes()->add('class', 'has-more');
+        }
+
+        $showDefault = true;
+        if ($this->searchTerm && $this->count() === 1) {
+            // The default option is only shown if the user's input does not result in an exact match
+            $input = $this->getFirst('li')->getFirst('button');
+            $showDefault = $input->getContent() != $this->searchTerm
+                && $input->getAttributes()->get('data-search')->getValue() != $this->searchTerm;
+        }
+
+        if ($this->type === 'column' && ! $this->isEmpty() && ! $this->getFirst('li')->getAttributes()->has('class')) {
+            // The column title is only added if there are any suggestions and the first item is not a title already
+            $this->prependHtml(new HtmlElement(
+                'li',
+                Attributes::create(['class' => static::SUGGESTION_TITLE_CLASS]),
+                Text::create(t('Columns'))
+            ));
+        }
+
+        if ($showDefault) {
+            $this->assembleDefault();
+        }
+
+        if (! $this->searchTerm && $this->isEmpty()) {
+            $this->addHtml(new HtmlElement(
+                'li',
+                Attributes::create(['class' => 'nothing-to-suggest']),
+                new HtmlElement('em', null, Text::create(t('Nothing to suggest')))
+            ));
+        }
+    }
+
+    /**
+     * Load suggestions as requested by the client
+     *
+     * @param ServerRequestInterface $request
+     *
+     * @return $this
+     */
+    public function forRequest(ServerRequestInterface $request)
+    {
+        if ($request->getMethod() !== 'POST') {
+            return $this;
+        }
+
+        $requestData = json_decode($request->getBody()->read(8192), true);
+        if (empty($requestData)) {
+            return $this;
+        }
+
+        $search = $requestData['term']['search'];
+        $label = $requestData['term']['label'];
+        $type = $requestData['term']['type'];
+
+        $this->setSearchTerm($search);
+        $this->setType($type);
+
+        switch ($type) {
+            case 'value':
+                if (! $requestData['column'] || $requestData['column'] === SearchEditor::FAKE_COLUMN) {
+                    $this->setFailureMessage(t('Missing column name'));
+                    break;
+                }
+
+                $searchFilter = QueryString::parse(
+                    isset($requestData['searchFilter'])
+                        ? $requestData['searchFilter']
+                        : ''
+                );
+                if ($searchFilter instanceof Filter\Condition) {
+                    $searchFilter = Filter::all($searchFilter);
+                }
+
+                try {
+                    $this->setData($this->fetchValueSuggestions($requestData['column'], $label, $searchFilter));
+                } catch (SearchException $e) {
+                    $this->setFailureMessage($e->getMessage());
+                }
+
+                if ($search) {
+                    $this->setDefault([
+                        'search' => $requestData['operator'] === '~' || $requestData['operator'] === '!~'
+                            ? $label
+                            : $search
+                    ]);
+                }
+
+                break;
+            case 'column':
+                $this->setData($this->filterColumnSuggestions($this->fetchColumnSuggestions($label), $label));
+
+                if ($search && isset($requestData['showQuickSearch']) && $requestData['showQuickSearch']) {
+                    $quickFilter = $this->createQuickSearchFilter($label);
+                    if (! $quickFilter instanceof Filter\Chain || ! $quickFilter->isEmpty()) {
+                        $this->setDefault([
+                            'search'    => $label,
+                            'type'      => 'terms',
+                            'terms'     => $quickFilter
+                        ]);
+                    }
+                }
+        }
+
+        return $this;
+    }
+
+    protected function hasMore($data, $than)
+    {
+        if (is_array($data)) {
+            return count($data) > $than;
+        } elseif ($data instanceof Countable) {
+            return $data->count() > $than;
+        } elseif ($data instanceof OuterIterator) {
+            return $this->hasMore($data->getInnerIterator(), $than);
+        }
+
+        return false;
+    }
+
+    /**
+     * Filter the given suggestions by the client's input
+     *
+     * @param Traversable $data
+     * @param string $searchTerm
+     *
+     * @return Generator
+     */
+    protected function filterColumnSuggestions($data, $searchTerm)
+    {
+        foreach ($data as $key => $value) {
+            if ($this->matchSuggestion($key, $value, $searchTerm)) {
+                yield $key => $value;
+            }
+        }
+    }
+
+    /**
+     * Get whether the given suggestion should be provided to the client
+     *
+     * @param string $path
+     * @param string $label
+     * @param string $searchTerm
+     *
+     * @return bool
+     */
+    protected function matchSuggestion($path, $label, $searchTerm)
+    {
+        return fnmatch($searchTerm, $label, FNM_CASEFOLD) || fnmatch($searchTerm, $path, FNM_CASEFOLD);
+    }
+
+    public function renderUnwrapped()
+    {
+        $this->ensureAssembled();
+
+        if ($this->isEmpty()) {
+            return '';
+        }
+
+        return parent::renderUnwrapped();
+    }
+}
diff --git a/vendor/ipl/web/src/Control/SearchBar/Terms.php b/vendor/ipl/web/src/Control/SearchBar/Terms.php
new file mode 100644
index 0000000..c81e336
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SearchBar/Terms.php
@@ -0,0 +1,255 @@
+<?php
+
+namespace ipl\Web\Control\SearchBar;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlElement;
+use ipl\Stdlib\Filter;
+use ipl\Web\Filter\QueryString;
+use ipl\Web\Widget\Icon;
+
+class Terms extends BaseHtmlElement
+{
+    protected $tag = 'div';
+
+    protected $defaultAttributes = ['class' => 'terms'];
+
+    /** @var callable|Filter\Rule */
+    protected $filter;
+
+    /** @var array */
+    protected $changes;
+
+    /** @var int */
+    private $changeIndexCorrection = 0;
+
+    /** @var int */
+    private $currentIndex = 0;
+
+    public function setFilter($filter)
+    {
+        $this->filter = $filter;
+
+        return $this;
+    }
+
+    /**
+     * Apply term changes
+     *
+     * @param array $changes
+     *
+     * @return $this
+     */
+    public function applyChanges(array $changes)
+    {
+        $this->changes = $changes;
+
+        return $this;
+    }
+
+    protected function assemble()
+    {
+        $filter = $this->filter;
+        if (is_callable($filter)) {
+            $filter = $filter();
+        }
+
+        if ($filter === null) {
+            return;
+        }
+
+        if ($filter instanceof Filter\Chain) {
+            if ($filter->isEmpty()) {
+                return;
+            }
+
+            if ($filter instanceof Filter\None) {
+                $this->assembleChain($filter, $this, $filter->count() > 1);
+            } else {
+                $this->assembleConditions($filter, $this);
+            }
+        } else {
+            /** @var Filter\Condition $filter */
+            $this->assembleCondition($filter, $this);
+        }
+    }
+
+    protected function assembleConditions(Filter\Chain $filters, BaseHtmlElement $where)
+    {
+        foreach ($filters as $i => $filter) {
+            if ($i > 0) {
+                $logicalOperator = QueryString::getRuleSymbol($filters);
+                $this->assembleTerm([
+                    'class'  => 'logical_operator',
+                    'type'   => 'logical_operator',
+                    'search' => $logicalOperator,
+                    'label'  => $logicalOperator
+                ], $where);
+            }
+
+            if ($filter instanceof Filter\Chain) {
+                $this->assembleChain($filter, $where, $filter->count() > 1);
+            } else {
+                /** @var Filter\Condition $filter */
+                $this->assembleCondition($filter, $where);
+            }
+        }
+    }
+
+    protected function assembleChain(Filter\Chain $chain, BaseHtmlElement $where, $wrap = false)
+    {
+        if ($wrap) {
+            $group = new HtmlElement(
+                'div',
+                Attributes::create(['class' => 'filter-chain', 'data-group-type' => 'chain'])
+            );
+        } else {
+            $group = $where;
+        }
+
+        if ($chain instanceof Filter\None) {
+            $this->assembleTerm([
+                'class'  => 'logical_operator',
+                'type'   => 'negation_operator',
+                'search' => '!',
+                'label'  => '!'
+            ], $where);
+        }
+
+        if ($wrap) {
+            $opening = $this->assembleTerm([
+                'class'  => 'grouping_operator_open',
+                'type'   => 'grouping_operator',
+                'search' => '(',
+                'label'  => '('
+            ], $group);
+        }
+
+        $this->assembleConditions($chain, $group);
+
+        if ($wrap) {
+            $closing = $this->assembleTerm([
+                'class'  => 'grouping_operator_close',
+                'type'   => 'grouping_operator',
+                'search' => ')',
+                'label'  => ')'
+            ], $group);
+
+            $opening->addAttributes([
+                'data-counterpart' => $closing->getAttributes()->get('data-index')->getValue()
+            ]);
+            $closing->addAttributes([
+                'data-counterpart' => $opening->getAttributes()->get('data-index')->getValue()
+            ]);
+
+            $where->addHtml($group);
+        }
+    }
+
+    protected function assembleCondition(Filter\Condition $filter, BaseHtmlElement $where)
+    {
+        $column = $filter->getColumn();
+        $operator = QueryString::getRuleSymbol($filter);
+        $value = $filter->getValue();
+        $columnLabel = $filter->metaData()->get('columnLabel', $column);
+
+        $group = new HtmlElement(
+            'div',
+            Attributes::create(['class' => 'filter-condition', 'data-group-type' => 'condition']),
+            new HtmlElement('button', Attributes::create(['type' => 'button']), new Icon('trash'))
+        );
+
+        $columnData = [
+            'class'  => 'column',
+            'type'   => 'column',
+            'search' => rawurlencode($column),
+            'label'  => $columnLabel,
+            'title'  => $column
+        ];
+        if ($filter->metaData()->has('invalidColumnPattern')) {
+            $columnData['pattern'] = $filter->metaData()->get('invalidColumnPattern');
+            if ($filter->metaData()->has('invalidColumnMessage')) {
+                $columnData['invalidMsg'] = $filter->metaData()->get('invalidColumnMessage');
+            }
+        }
+
+        $this->assembleTerm($columnData, $group);
+
+        if ($value !== true) {
+            $operatorData = [
+                'class'  => 'operator',
+                'type'   => 'operator',
+                'search' => $operator,
+                'label'  => $operator
+            ];
+            if ($filter->metaData()->has('invalidOperatorPattern')) {
+                $operatorData['pattern'] = $filter->metaData()->get('invalidOperatorPattern');
+                if ($filter->metaData()->has('invalidOperatorMessage')) {
+                    $operatorData['invalidMsg'] = $filter->metaData()->get('invalidOperatorMessage');
+                }
+            }
+
+            $this->assembleTerm($operatorData, $group);
+
+            if (! empty($value) || ! is_string($value) || ctype_digit($value)) {
+                $valueData = [
+                    'class'  => 'value',
+                    'type'   => 'value',
+                    'search' => rawurlencode($value),
+                    'label'  => $value
+                ];
+                if ($filter->metaData()->has('invalidValuePattern')) {
+                    $valueData['pattern'] = $filter->metaData()->get('invalidValuePattern');
+                    if ($filter->metaData()->has('invalidValueMessage')) {
+                        $valueData['invalidMsg'] = $filter->metaData()->get('invalidValueMessage');
+                    }
+                }
+
+                $this->assembleTerm($valueData, $group);
+            }
+        }
+
+        $where->addHtml($group);
+    }
+
+    protected function assembleTerm(array $data, BaseHtmlElement $where)
+    {
+        if (isset($this->changes[$this->currentIndex - $this->changeIndexCorrection])) {
+            $change = $this->changes[$this->currentIndex - $this->changeIndexCorrection];
+            if ($change['type'] !== $data['type']) {
+                // This can happen because the user didn't insert parentheses but the parser did
+                $this->changeIndexCorrection++;
+            } else {
+                $data = array_merge($data, $change);
+            }
+        }
+
+        $term = new HtmlElement('label', Attributes::create([
+            'class'         => $data['class'],
+            'data-index'    => $this->currentIndex++,
+            'data-type'     => $data['type'],
+            'data-search'   => $data['search'],
+            'data-label'    => $data['label']
+        ]), new HtmlElement('input', Attributes::create([
+            'type'  => 'text',
+            'value' => $data['label']
+        ])));
+
+        if (isset($data['title'])) {
+            $term->setAttribute('title', $data['title']);
+        }
+
+        if (isset($data['pattern'])) {
+            $term->getFirst('input')->setAttribute('pattern', $data['pattern']);
+
+            if (isset($data['invalidMsg'])) {
+                $term->getFirst('input')->setAttribute('data-invalid-msg', $data['invalidMsg']);
+            }
+        }
+
+        $where->addHtml($term);
+
+        return $term;
+    }
+}
diff --git a/vendor/ipl/web/src/Control/SearchBar/ValidatedColumn.php b/vendor/ipl/web/src/Control/SearchBar/ValidatedColumn.php
new file mode 100644
index 0000000..5825790
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SearchBar/ValidatedColumn.php
@@ -0,0 +1,44 @@
+<?php
+
+namespace ipl\Web\Control\SearchBar;
+
+use ipl\Stdlib\Data;
+use ipl\Stdlib\Filter\Condition;
+
+class ValidatedColumn extends ValidatedTerm
+{
+    /**
+     * Create a new ValidatedColumn from the given filter condition
+     *
+     * @param Condition $condition
+     *
+     * @return static
+     */
+    public static function fromFilterCondition(Condition $condition)
+    {
+        return new static($condition->getColumn(), $condition->metaData()->get('columnLabel'));
+    }
+
+    public function toTermData()
+    {
+        $termData = parent::toTermData();
+        $termData['type'] = 'column';
+
+        return $termData;
+    }
+
+    public function toMetaData()
+    {
+        $data = new Data();
+        if (($label = $this->getLabel()) !== null) {
+            $data->set('columnLabel', $label);
+        }
+
+        if (! $this->isValid()) {
+            $data->set('invalidColumnMessage', $this->getMessage())
+                ->set('invalidColumnPattern', $this->getPattern());
+        }
+
+        return $data;
+    }
+}
diff --git a/vendor/ipl/web/src/Control/SearchBar/ValidatedOperator.php b/vendor/ipl/web/src/Control/SearchBar/ValidatedOperator.php
new file mode 100644
index 0000000..67fdbf0
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SearchBar/ValidatedOperator.php
@@ -0,0 +1,80 @@
+<?php
+
+namespace ipl\Web\Control\SearchBar;
+
+use InvalidArgumentException;
+use ipl\Stdlib\Data;
+use ipl\Stdlib\Filter;
+use LogicException;
+
+class ValidatedOperator extends ValidatedTerm
+{
+    /**
+     * Create a new ValidatedColumn from the given filter condition
+     *
+     * @param Filter\Condition $condition
+     *
+     * @return static
+     *
+     * @throws InvalidArgumentException In case the condition type is unknown
+     */
+    public static function fromFilterCondition(Filter\Condition $condition)
+    {
+        switch (true) {
+            case $condition instanceof Filter\Unlike:
+            case $condition instanceof Filter\Unequal:
+                $operator = '!=';
+                break;
+            case $condition instanceof Filter\Like:
+            case $condition instanceof Filter\Equal:
+                $operator = '=';
+                break;
+            case $condition instanceof Filter\GreaterThan:
+                $operator = '>';
+                break;
+            case $condition instanceof Filter\LessThan:
+                $operator = '<';
+                break;
+            case $condition instanceof Filter\GreaterThanOrEqual:
+                $operator = '>=';
+                break;
+            case $condition instanceof Filter\LessThanOrEqual:
+                $operator = '<=';
+                break;
+            default:
+                throw new InvalidArgumentException('Unknown condition type');
+        }
+
+        return new static($operator);
+    }
+
+    public function toTermData()
+    {
+        $termData = parent::toTermData();
+        $termData['type'] = 'operator';
+
+        return $termData;
+    }
+
+    public function toMetaData()
+    {
+        $data = new Data();
+
+        if (! $this->isValid()) {
+            $data->set('invalidOperatorMessage', $this->getMessage())
+                ->set('invalidOperatorPattern', $this->getPattern());
+        }
+
+        return $data;
+    }
+
+    public function setSearchValue(string $searchValue): ValidatedTerm
+    {
+        throw new LogicException('Operators cannot be changed');
+    }
+
+    public function setLabel(?string $label): ValidatedTerm
+    {
+        throw new LogicException('Operators cannot be changed');
+    }
+}
diff --git a/vendor/ipl/web/src/Control/SearchBar/ValidatedTerm.php b/vendor/ipl/web/src/Control/SearchBar/ValidatedTerm.php
new file mode 100644
index 0000000..f616880
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SearchBar/ValidatedTerm.php
@@ -0,0 +1,196 @@
+<?php
+
+namespace ipl\Web\Control\SearchBar;
+
+use ipl\Stdlib\Data;
+
+abstract class ValidatedTerm
+{
+    /** @var string The default validation constraint */
+    const DEFAULT_PATTERN = '^\s*(?!%s\b).*\s*$';
+
+    /** @var string The search value */
+    protected $searchValue;
+
+    /** @var ?string The label */
+    protected $label;
+
+    /** @var ?string The validation message */
+    protected $message;
+
+    /** @var ?string The validation constraint */
+    protected $pattern;
+
+    /** @var bool Whether the term has been adjusted */
+    protected $changed = false;
+
+    /**
+     * Create a new ValidatedTerm
+     *
+     * @param string $searchValue The search value
+     * @param ?string $label The label
+     */
+    public function __construct(string $searchValue, ?string $label = null)
+    {
+        $this->searchValue = $searchValue;
+        $this->label = $label;
+    }
+
+    /**
+     * Create a new ValidatedTerm from the given data
+     *
+     * @param array $data
+     *
+     * @return static
+     */
+    public static function fromTermData(array $data)
+    {
+        return new static($data['search'], isset($data['label']) ? $data['label'] : null);
+    }
+
+    /**
+     * Check whether the term is valid
+     *
+     * @return bool
+     */
+    public function isValid()
+    {
+        return $this->message === null;
+    }
+
+    /**
+     * Check whether the term has been adjusted
+     *
+     * @return bool
+     */
+    public function hasBeenChanged()
+    {
+        return $this->changed;
+    }
+
+    /**
+     * Get the search value
+     *
+     * @return string
+     */
+    public function getSearchValue(): string
+    {
+        return $this->searchValue;
+    }
+
+    /**
+     * Set the search value
+     *
+     * @param string $searchValue
+     *
+     * @return $this
+     */
+    public function setSearchValue(string $searchValue): self
+    {
+        $this->searchValue = $searchValue;
+        $this->changed = true;
+
+        return $this;
+    }
+
+    /**
+     * Get the label
+     *
+     * @return string
+     */
+    public function getLabel(): ?string
+    {
+        return $this->label;
+    }
+
+    /**
+     * Set the label
+     *
+     * @param ?string $label
+     *
+     * @return $this
+     */
+    public function setLabel(?string $label): self
+    {
+        $this->label = $label;
+        $this->changed = true;
+
+        return $this;
+    }
+
+    /**
+     * Get the validation message
+     *
+     * @return ?string
+     */
+    public function getMessage(): ?string
+    {
+        return $this->message;
+    }
+
+    /**
+     * Set the validation message
+     *
+     * @param string $message
+     *
+     * @return $this
+     */
+    public function setMessage(string $message): self
+    {
+        $this->message = $message;
+
+        return $this;
+    }
+
+    /**
+     * Get the validation constraint
+     *
+     * Returns the default constraint if none is set.
+     *
+     * @return string
+     */
+    public function getPattern(): ?string
+    {
+        if ($this->message === null) {
+            return null;
+        }
+
+        return $this->pattern ?? sprintf(self::DEFAULT_PATTERN, $this->getLabel() ?: $this->getSearchValue());
+    }
+
+    /**
+     * Set the validation constraint
+     *
+     * @param string $pattern
+     *
+     * @return $this
+     */
+    public function setPattern(string $pattern): self
+    {
+        $this->pattern = $pattern;
+
+        return $this;
+    }
+
+    /**
+     * Get this term's data
+     *
+     * @return array
+     */
+    public function toTermData()
+    {
+        return [
+            'search'     => $this->getSearchValue(),
+            'label'      => $this->getLabel() ?: $this->getSearchValue(),
+            'invalidMsg' => $this->getMessage(),
+            'pattern'    => $this->getPattern()
+        ];
+    }
+
+    /**
+     * Get this term's metadata
+     *
+     * @return Data
+     */
+    abstract public function toMetaData();
+}
diff --git a/vendor/ipl/web/src/Control/SearchBar/ValidatedValue.php b/vendor/ipl/web/src/Control/SearchBar/ValidatedValue.php
new file mode 100644
index 0000000..423102d
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SearchBar/ValidatedValue.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace ipl\Web\Control\SearchBar;
+
+use ipl\Stdlib\Data;
+use ipl\Stdlib\Filter\Condition;
+
+class ValidatedValue extends ValidatedTerm
+{
+    /**
+     * Create a new ValidatedColumn from the given filter condition
+     *
+     * @param Condition $condition
+     *
+     * @return static
+     */
+    public static function fromFilterCondition(Condition $condition)
+    {
+        return new static($condition->getValue());
+    }
+
+    public function toTermData()
+    {
+        $termData = parent::toTermData();
+        $termData['type'] = 'value';
+
+        return $termData;
+    }
+
+    public function toMetaData()
+    {
+        $data = new Data();
+
+        if (! $this->isValid()) {
+            $data->set('invalidValueMessage', $this->getMessage())
+                ->set('invalidValuePattern', $this->getPattern());
+        }
+
+        return $data;
+    }
+}
diff --git a/vendor/ipl/web/src/Control/SearchEditor.php b/vendor/ipl/web/src/Control/SearchEditor.php
new file mode 100644
index 0000000..f975471
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SearchEditor.php
@@ -0,0 +1,615 @@
+<?php
+
+namespace ipl\Web\Control;
+
+use ipl\Html\Attributes;
+use ipl\Html\Form;
+use ipl\Html\FormDecorator\CallbackDecorator;
+use ipl\Html\HtmlDocument;
+use ipl\Html\HtmlElement;
+use ipl\Html\Text;
+use ipl\Stdlib\Events;
+use ipl\Stdlib\Filter;
+use ipl\Web\Control\SearchBar\SearchException;
+use ipl\Web\Filter\Parser;
+use ipl\Web\Filter\QueryString;
+use ipl\Web\Filter\Renderer;
+use ipl\Web\Url;
+use ipl\Web\Widget\Icon;
+
+class SearchEditor extends Form
+{
+    use Events;
+
+    /** @var string Emitted for every validated column */
+    const ON_VALIDATE_COLUMN = 'validate-column';
+
+    /** @var string The column name used for empty conditions */
+    const FAKE_COLUMN = '_fake_';
+
+    protected $defaultAttributes = [
+        'data-enrichment-type'  => 'search-editor',
+        'class'                 => 'search-editor'
+    ];
+
+    /** @var string */
+    protected $queryString;
+
+    /** @var Url */
+    protected $suggestionUrl;
+
+    /** @var Parser */
+    protected $parser;
+
+    /** @var Filter\Rule */
+    protected $filter;
+
+    /** @var bool */
+    protected $cleared = false;
+
+    /**
+     * Set the filter query string to populate the form with
+     *
+     * Use {@see SearchEditor::getParser()} to subscribe to parser events.
+     *
+     * @param string $query
+     *
+     * @return $this
+     */
+    public function setQueryString($query)
+    {
+        $this->queryString = $query;
+
+        return $this;
+    }
+
+    /**
+     * Get the suggestion url
+     *
+     * @return ?Url
+     */
+    public function getSuggestionUrl(): ?Url
+    {
+        return $this->suggestionUrl;
+    }
+
+    /**
+     * Set the suggestion url
+     *
+     * @param Url $url
+     *
+     * @return $this
+     */
+    public function setSuggestionUrl(Url $url)
+    {
+        $this->suggestionUrl = $url;
+
+        return $this;
+    }
+
+    /**
+     * Get the query string parser being used
+     *
+     * @return Parser
+     */
+    public function getParser()
+    {
+        if ($this->parser === null) {
+            $this->parser = new Parser();
+        }
+
+        return $this->parser;
+    }
+
+    /**
+     * Get the current filter
+     *
+     * @return Filter\Rule
+     */
+    public function getFilter()
+    {
+        if ($this->filter === null) {
+            $this->filter = $this->getParser()
+                ->setQueryString($this->queryString)
+                ->parse();
+        }
+
+        return $this->filter;
+    }
+
+    public function populate($values)
+    {
+        // applyChanges() is basically this form's own populate implementation, hence
+        // why it changes $values and needs to run before actually populating the form
+        $filter = (new Parser(isset($values['filter']) ? $values['filter'] : $this->queryString))
+            ->setStrict()
+            ->parse();
+        $filter = $this->applyChanges($filter, $values);
+
+        parent::populate($values);
+
+        $this->filter = $this->applyStructuralChange($filter);
+        if ($this->filter !== null && ($this->filter instanceof Filter\Condition || ! $this->filter->isEmpty())) {
+            $this->queryString = (new Renderer($this->filter))->setStrict()->render();
+        } else {
+            $this->queryString = '';
+        }
+
+        return $this;
+    }
+
+    public function hasBeenSubmitted()
+    {
+        if (parent::hasBeenSubmitted()) {
+            return true;
+        }
+
+        return $this->cleared;
+    }
+
+    public function validate()
+    {
+        if ($this->cleared) {
+            $this->isValid = true;
+        } else {
+            parent::validate();
+        }
+
+        return $this;
+    }
+
+    protected function applyChanges(Filter\Rule $rule, array &$values, array $path = [0])
+    {
+        $identifier = 'rule-' . join('-', $path);
+
+        if ($rule instanceof Filter\Condition) {
+            $newColumn = $this->popKey($values, $identifier . '-column-search');
+            if ($newColumn === null) {
+                $newColumn = $this->popKey($values, $identifier . '-column');
+            } else {
+                // Make sure we don't forget to present the column labels again
+                $rule->metaData()->set('columnLabel', $this->popKey($values, $identifier . '-column'));
+            }
+
+            if ($newColumn !== null && $rule->getColumn() !== $newColumn) {
+                $rule->setColumn($newColumn ?: static::FAKE_COLUMN);
+                // TODO: Clear meta data?
+            }
+
+            $newValue = $this->popKey($values, $identifier . '-value');
+            $oldValue = $rule->getValue();
+            if ($newValue !== null && $oldValue !== $newValue) {
+                $rule->setValue($newValue);
+            }
+
+            $newOperator = $this->popKey($values, $identifier . '-operator');
+            if ($newOperator !== null && QueryString::getRuleSymbol($rule) !== $newOperator) {
+                $value = $rule->getValue();
+                $column = $rule->getColumn();
+                switch ($newOperator) {
+                    case '~':
+                        return Filter::like($column, $value);
+                    case '!~':
+                        return Filter::unlike($column, $value);
+                    case '=':
+                        return Filter::equal($column, $value);
+                    case '!=':
+                        return Filter::unequal($column, $value);
+                    case '>':
+                        return Filter::greaterThan($column, $value);
+                    case '>=':
+                        return Filter::greaterThanOrEqual($column, $value);
+                    case '<':
+                        return Filter::lessThan($column, $value);
+                    case '<=':
+                        return Filter::lessThanOrEqual($column, $value);
+                }
+            }
+
+            $value = $rule->getValue();
+            if ($oldValue !== $value && is_string($value) && strpos($value, '*') !== false) {
+                if (QueryString::getRuleSymbol($rule) === '=') {
+                    return Filter::like($rule->getColumn(), $value);
+                } elseif (QueryString::getRuleSymbol($rule) === '!=') {
+                    return Filter::unlike($rule->getColumn(), $value);
+                }
+            }
+        } else {
+            /** @var Filter\Chain $rule */
+            $newGroupOperator = $this->popKey($values, $identifier);
+            $oldGroupOperator = $rule instanceof Filter\None ? '!' : QueryString::getRuleSymbol($rule);
+            if ($newGroupOperator !== null && $oldGroupOperator !== $newGroupOperator) {
+                switch ($newGroupOperator) {
+                    case '&':
+                        $rule = Filter::all(...$rule);
+                        break;
+                    case '|':
+                        $rule = Filter::any(...$rule);
+                        break;
+                    case '!':
+                        $rule = Filter::none(...$rule);
+                        break;
+                }
+            }
+
+            $i = 0;
+            foreach ($rule as $child) {
+                $childPath = $path;
+                $childPath[] = $i++;
+                $newChild = $this->applyChanges($child, $values, $childPath);
+                if ($child !== $newChild) {
+                    $rule->replace($child, $newChild);
+                }
+            }
+        }
+
+        return $rule;
+    }
+
+    protected function applyStructuralChange(Filter\Rule $rule)
+    {
+        $structuralChange = $this->getPopulatedValue('structural-change');
+        if (empty($structuralChange)) {
+            return $rule;
+        } elseif (is_array($structuralChange)) {
+            ksort($structuralChange);
+        }
+
+        list($type, $where) = explode(':', is_array($structuralChange)
+            ? array_shift($structuralChange)
+            : $structuralChange);
+        $targetPath = explode('-', substr($where, 5));
+
+        $targetFinder = function ($path) use ($rule) {
+            $parent = null;
+            $target = null;
+            $children = [$rule];
+            foreach ($path as $targetPos) {
+                if ($target !== null) {
+                    $parent = $target;
+                    $children = $parent instanceof Filter\Chain
+                        ? iterator_to_array($parent)
+                        : [];
+                }
+
+                if (! isset($children[$targetPos])) {
+                    return [null, null];
+                }
+
+                $target = $children[$targetPos];
+            }
+
+            return [$parent, $target];
+        };
+
+        list($parent, $target) = $targetFinder($targetPath);
+        if ($target === null) {
+            return $rule;
+        }
+
+        $emptyEqual = Filter::equal(static::FAKE_COLUMN, '');
+        switch ($type) {
+            case 'move-rule':
+                if (! is_array($structuralChange) || empty($structuralChange)) {
+                    return $rule;
+                }
+
+                list($placement, $moveToPath) = explode(':', array_shift($structuralChange));
+                list($moveToParent, $moveToTarget) = $targetFinder(explode('-', substr($moveToPath, 5)));
+
+                $parent->remove($target);
+                if ($placement === 'to') {
+                    $moveToTarget->add($target);
+                } elseif ($placement === 'before') {
+                    $moveToParent->insertBefore($target, $moveToTarget);
+                } else {
+                    $moveToParent->insertAfter($target, $moveToTarget);
+                }
+
+                break;
+            case 'add-condition':
+                $target->add($emptyEqual);
+
+                break;
+            case 'add-group':
+                $target->add(Filter::all($emptyEqual));
+
+                break;
+            case 'wrap-rule':
+                if ($parent !== null) {
+                    $parent->replace($target, Filter::all($target));
+                } else {
+                    $rule = Filter::all($target);
+                }
+
+                break;
+            case 'drop-rule':
+                if ($parent !== null) {
+                    $parent->remove($target);
+                } else {
+                    $rule = $emptyEqual;
+                }
+
+                break;
+            case 'clear':
+                $this->cleared = true;
+                $rule = null;
+        }
+
+        return $rule;
+    }
+
+    protected function createTree(Filter\Rule $rule, array $path = [0])
+    {
+        $identifier = 'rule-' . join('-', $path);
+
+        if ($rule instanceof Filter\Condition) {
+            $parts = [$this->createCondition($rule, $identifier), $this->createButtons($rule, $identifier)];
+
+            if (count($path) === 1) {
+                $item = new HtmlElement('ol', null, new HtmlElement(
+                    'li',
+                    Attributes::create(['id' => $identifier]),
+                    ...$parts
+                ));
+            } else {
+                array_splice($parts, 1, 0, [
+                    new Icon('bars', ['class' => 'drag-initiator'])
+                ]);
+
+                $item = (new HtmlDocument())->addHtml(...$parts);
+            }
+        } else {
+            /** @var Filter\Chain $rule */
+            $item = new HtmlElement('ul');
+
+            $groupOperatorInput = $this->createElement('select', $identifier, [
+                'options'   => [
+                    '&' => 'ALL',
+                    '|' => 'ANY',
+                    '!' => 'NONE'
+                ],
+                'value' => $rule instanceof Filter\None ? '!' : QueryString::getRuleSymbol($rule)
+            ]);
+            $this->registerElement($groupOperatorInput);
+            $item->addHtml(HtmlElement::create('li', ['id' => $identifier], [
+                $groupOperatorInput,
+                count($path) > 1
+                    ? new Icon('bars', ['class' => 'drag-initiator'])
+                    : null,
+                $this->createButtons($rule, $identifier)
+            ]));
+
+            $children = new HtmlElement('ol');
+            $item->addHtml(new HtmlElement('li', null, $children));
+
+            $i = 0;
+            foreach ($rule as $child) {
+                $childPath = $path;
+                $childPath[] = $i++;
+                $children->addHtml(new HtmlElement(
+                    'li',
+                    Attributes::create([
+                        'id'    => 'rule-' . join('-', $childPath),
+                        'class' => $child instanceof Filter\Condition
+                            ? 'filter-condition'
+                            : 'filter-chain'
+                    ]),
+                    $this->createTree($child, $childPath)
+                ));
+            }
+        }
+
+        return $item;
+    }
+
+    protected function createButtons(Filter\Rule $for, $identifier)
+    {
+        $buttons = [];
+
+        if ($for instanceof Filter\Chain) {
+            $buttons[] = $this->createElement('submitButton', 'structural-change', [
+                'value'             => 'add-condition:' . $identifier,
+                'label'             => t('Add Condition', 'to a group of filter conditions'),
+                'formnovalidate'    => true
+            ]);
+            $buttons[] = $this->createElement('submitButton', 'structural-change', [
+                'value'             => 'add-group:' . $identifier,
+                'label'             => t('Add Group', 'of filter conditions'),
+                'formnovalidate'    => true
+            ]);
+        }
+
+        $buttons[] = $this->createElement('submitButton', 'structural-change', [
+            'value'             => 'wrap-rule:' . $identifier,
+            'label'             => t('Wrap in Group', 'a filter rule'),
+            'formnovalidate'    => true
+        ]);
+        $buttons[] = $this->createElement('submitButton', 'structural-change', [
+            'value'             => 'drop-rule:' . $identifier,
+            'label'             => t('Delete', 'a filter rule'),
+            'formnovalidate'    => true
+        ]);
+
+        $ul = new HtmlElement('ul');
+        foreach ($buttons as $button) {
+            $ul->addHtml(new HtmlElement('li', null, $button));
+        }
+
+        return new HtmlElement(
+            'div',
+            Attributes::create(['class' => 'buttons']),
+            $ul,
+            new Icon('ellipsis-h')
+        );
+    }
+
+    protected function createCondition(Filter\Condition $condition, $identifier)
+    {
+        $columnInput = $this->createElement('text', $identifier . '-column', [
+            'value' => $condition->metaData()->get(
+                'columnLabel',
+                $condition->getColumn() !== static::FAKE_COLUMN
+                    ? $condition->getColumn()
+                    : null
+            ),
+            'title' => $condition->getColumn() !== static::FAKE_COLUMN
+                ? $condition->getColumn()
+                : null,
+            'required' => true,
+            'autocomplete' => 'off',
+            'data-type' => 'column',
+            'data-enrichment-type' => 'completion',
+            'data-term-suggestions' => '#search-editor-suggestions'
+        ]);
+        $columnInput->getAttributes()->registerAttributeCallback('data-suggest-url', function () {
+            return (string) $this->getSuggestionUrl();
+        });
+        (new CallbackDecorator(function ($element) {
+            $errors = new HtmlElement('ul', Attributes::create(['class' => 'search-errors']));
+
+            foreach ($element->getMessages() as $message) {
+                $errors->addHtml(new HtmlElement('li', null, Text::create($message)));
+            }
+
+            if (! $errors->isEmpty()) {
+                if (trim($element->getValue())) {
+                    $element->getAttributes()->add(
+                        'pattern',
+                        sprintf(
+                            '^\s*(?!%s\b).*\s*$',
+                            $element->getValue()
+                        )
+                    );
+                }
+
+                $element->prependWrapper(new HtmlElement(
+                    'div',
+                    Attributes::create(['class' => 'search-error']),
+                    $element,
+                    $errors
+                ));
+            }
+        }))->decorate($columnInput);
+
+        $columnFakeInput = $this->createElement('hidden', $identifier . '-column-search', [
+            'value' => static::FAKE_COLUMN
+        ]);
+        $columnSearchInput = $this->createElement('hidden', $identifier . '-column-search', [
+            'value' => $condition->getColumn() !== static::FAKE_COLUMN
+                ? $condition->getColumn()
+                : null,
+            'validators' => ['Callback' => function ($value) use ($condition, $columnInput, &$columnSearchInput) {
+                if (! $this->hasBeenSubmitted()) {
+                    return true;
+                }
+
+                try {
+                    $this->emit(static::ON_VALIDATE_COLUMN, [$condition]);
+                } catch (SearchException $e) {
+                    $columnInput->addMessage($e->getMessage());
+                    return false;
+                }
+
+                $columnSearchInput->setValue($condition->getColumn());
+                $columnInput->setValue($condition->metaData()->get('columnLabel', $condition->getColumn()));
+
+                return true;
+            }]
+        ]);
+
+        $operatorInput = $this->createElement('select', $identifier . '-operator', [
+            'options'   => [
+                '~'     => '~',
+                '!~'    => '!~',
+                '='     => '=',
+                '!='    => '!=',
+                '>'     => '>',
+                '<'     => '<',
+                '>='    => '>=',
+                '<='    => '<='
+            ],
+            'value'     => QueryString::getRuleSymbol($condition)
+        ]);
+
+        $valueInput = $this->createElement('text', $identifier . '-value', [
+            'value' => $condition->getValue(),
+            'autocomplete' => 'off',
+            'data-type' => 'value',
+            'data-enrichment-type' => 'completion',
+            'data-term-suggestions' => '#search-editor-suggestions'
+        ]);
+        $valueInput->getAttributes()->registerAttributeCallback('data-suggest-url', function () {
+            return (string) $this->getSuggestionUrl();
+        });
+
+        $this->registerElement($columnInput);
+        $this->registerElement($columnSearchInput);
+        $this->registerElement($operatorInput);
+        $this->registerElement($valueInput);
+
+        return new HtmlElement(
+            'fieldset',
+            Attributes::create(['name' => $identifier . '-']),
+            $columnInput,
+            $columnFakeInput,
+            $columnSearchInput,
+            $operatorInput,
+            $valueInput
+        );
+    }
+
+    protected function assemble()
+    {
+        $filterInput = $this->createElement('hidden', 'filter');
+        $filterInput->getAttributes()->registerAttributeCallback(
+            'value',
+            function () {
+                return $this->queryString ?: static::FAKE_COLUMN;
+            },
+            [$this, 'setQueryString']
+        );
+        $this->addElement($filterInput);
+
+        $filter = $this->getFilter();
+        if ($filter instanceof Filter\Chain && $filter->isEmpty()) {
+            $filter = Filter::equal('', '');
+        }
+
+        $this->addHtml($this->createTree($filter));
+        $this->addHtml(new HtmlElement('div', Attributes::create([
+            'id'    => 'search-editor-suggestions',
+            'class' => 'search-suggestions'
+        ])));
+
+        if ($this->queryString) {
+            $this->addHtml($this->createElement('submitButton', 'structural-change', [
+                'value'             => 'clear:rule-0',
+                'class'             => 'cancel-button',
+                'label'             => t('Clear Filter'),
+                'formnovalidate'    => true
+            ]));
+        }
+
+        $this->addElement('submit', 'btn_submit', [
+            'label' => t('Apply')
+        ]);
+
+        // Add submit button also as first element to make Web 2 submit
+        // the form instead of using a structural change to submit if
+        // the user just presses Enter.
+        $this->prepend($this->getElement('btn_submit'));
+    }
+
+    private function popKey(array &$from, $key, $default = null)
+    {
+        if (isset($from[$key])) {
+            $value = $from[$key];
+            unset($from[$key]);
+
+            return $value;
+        }
+
+        return $default;
+    }
+}
diff --git a/vendor/ipl/web/src/Control/SortControl.php b/vendor/ipl/web/src/Control/SortControl.php
new file mode 100644
index 0000000..65c2c3d
--- /dev/null
+++ b/vendor/ipl/web/src/Control/SortControl.php
@@ -0,0 +1,293 @@
+<?php
+
+namespace ipl\Web\Control;
+
+use GuzzleHttp\Psr7\ServerRequest;
+use ipl\Html\Form;
+use ipl\Html\FormDecorator\DivDecorator;
+use ipl\Html\FormElement\ButtonElement;
+use ipl\Html\HtmlElement;
+use ipl\Orm\Common\SortUtil;
+use ipl\Orm\Query;
+use ipl\Stdlib\Str;
+use ipl\Web\Common\FormUid;
+use ipl\Web\Url;
+use ipl\Web\Widget\Icon;
+use Psr\Http\Message\ServerRequestInterface;
+
+/**
+ * Allows to adjust the order of the items to display
+ */
+class SortControl extends Form
+{
+    use FormUid;
+
+    /** @var string Default sort param */
+    public const DEFAULT_SORT_PARAM = 'sort';
+
+    protected $defaultAttributes = ['class' => 'sort-control'];
+
+    /** @var string Name of the URL parameter which stores the sort column */
+    protected $sortParam = self::DEFAULT_SORT_PARAM;
+
+    /**
+     * @var Url Request URL
+     * @deprecated Access {@see self::getRequest()} instead.
+     * @todo Remove once cube calls {@see self::handleRequest()}.
+     */
+    protected $url;
+
+    /** @var array Possible sort columns as sort string-value pairs */
+    private $columns;
+
+    /** @var ?string Default sort string */
+    private $default;
+
+    protected $method = 'GET';
+
+    /**
+     * Create a new sort control
+     *
+     * @param array $columns Possible sort columns
+     * @param Url $url Request URL
+     *
+     * @internal Use {@see self::create()} instead.
+     */
+    private function __construct(array $columns, Url $url)
+    {
+        $this->setColumns($columns);
+        $this->url = $url;
+    }
+
+    /**
+     * Create a new sort control with the given options
+     *
+     * @param array<string,string> $options A sort spec to label map
+     *
+     * @return static
+     */
+    public static function create(array $options)
+    {
+        $normalized = [];
+        foreach ($options as $spec => $label) {
+            $normalized[SortUtil::normalizeSortSpec($spec)] = $label;
+        }
+
+        $self = new static($normalized, Url::fromRequest());
+
+        $self->on(self::ON_REQUEST, function (ServerRequestInterface $request) use ($self) {
+            if (! $self->hasBeenSent()) {
+                // If the form is submitted by POST, handleRequest() won't access the URL, so we have to
+                if (($sort = $request->getQueryParams()[$self->getSortParam()] ?? null)) {
+                    $self->populate([$self->getSortParam() => $sort]);
+                }
+            }
+        });
+
+        return $self;
+    }
+
+    /**
+     * Get the possible sort columns
+     *
+     * @return array Sort string-value pairs
+     */
+    public function getColumns(): array
+    {
+        return $this->columns;
+    }
+
+    /**
+     * Set the possible sort columns
+     *
+     * @param array $columns Sort string-value pairs
+     *
+     * @return $this
+     */
+    public function setColumns(array $columns): self
+    {
+        // We're working with lowercase keys throughout the sort control
+        $this->columns = array_change_key_case($columns, CASE_LOWER);
+
+        return $this;
+    }
+
+    /**
+     * Get the default sort string
+     *
+     * @return ?string
+     */
+    public function getDefault(): ?string
+    {
+        return $this->default;
+    }
+
+    /**
+     * Set the default sort string
+     *
+     * @param string $default
+     *
+     * @return $this
+     */
+    public function setDefault(string $default): self
+    {
+        // We're working with lowercase keys throughout the sort control
+        $this->default = strtolower($default);
+
+        return $this;
+    }
+
+    /**
+     * Get the name of the URL parameter which stores the sort
+     *
+     * @return string
+     */
+    public function getSortParam(): string
+    {
+        return $this->sortParam;
+    }
+
+    /**
+     * Set the name of the URL parameter which stores the sort
+     *
+     * @param string $sortParam
+     *
+     * @return $this
+     */
+    public function setSortParam(string $sortParam): self
+    {
+        $this->sortParam = $sortParam;
+
+        return $this;
+    }
+
+    /**
+     * Get the sort string
+     *
+     * @return ?string
+     */
+    public function getSort(): ?string
+    {
+        if ($this->getRequest() === null) {
+            $sort = $this->url->getParam($this->getSortParam(), $this->getDefault());
+        } else {
+            $sort = $this->getPopulatedValue($this->getSortParam(), $this->getDefault());
+        }
+
+        if (! empty($sort)) {
+            $columns = $this->getColumns();
+
+            if (! isset($columns[$sort])) {
+                // Choose sort string based on the first closest match
+                foreach (array_keys($columns) as $key) {
+                    if (Str::startsWith($key, $sort)) {
+                        $this->populate([$this->getSortParam() => $key]);
+                        $sort = $key;
+
+                        break;
+                    }
+                }
+            }
+        }
+
+        return $sort;
+    }
+
+    /**
+     * Sort the given query according to the request
+     *
+     * @param Query $query
+     * @param ?array|string $defaultSort
+     *
+     * @return $this
+     */
+    public function apply(Query $query, $defaultSort = null): self
+    {
+        if ($this->getRequest() === null) {
+            // handleRequest() has not been called yet
+            // TODO: Remove this once everything using this requires ipl v0.12.0
+            $this->handleRequest(ServerRequest::fromGlobals());
+        }
+
+        $default = $defaultSort ?? (array) $query->getModel()->getDefaultSort();
+        if (! empty($default)) {
+            $this->setDefault(SortUtil::normalizeSortSpec($default));
+        }
+
+        $sort = $this->getSort();
+        if (! empty($sort)) {
+            $query->orderBy(SortUtil::createOrderBy($sort));
+        }
+
+        return $this;
+    }
+
+    protected function assemble()
+    {
+        $columns = $this->getColumns();
+        $sort = $this->getSort();
+
+        if (empty($sort)) {
+            reset($columns);
+            $sort = key($columns);
+        }
+
+        $sort = explode(',', $sort, 2);
+        list($column, $direction) = Str::symmetricSplit(array_shift($sort), ' ', 2);
+
+        if (! $direction || strtolower($direction) === 'asc') {
+            $toggleIcon = 'sort-alpha-down';
+            $toggleDirection = 'desc';
+        } else {
+            $toggleIcon = 'sort-alpha-down-alt';
+            $toggleDirection = 'asc';
+        }
+
+        if ($direction !== null) {
+            $value = implode(',', array_merge(["{$column} {$direction}"], $sort));
+            if (! isset($columns[$value])) {
+                foreach ([$column, "{$column} {$toggleDirection}"] as $key) {
+                    $key = implode(',', array_merge([$key], $sort));
+                    if (isset($columns[$key])) {
+                        $columns[$value] = $columns[$key];
+                        unset($columns[$key]);
+
+                        break;
+                    }
+                }
+            }
+        } else {
+            $value = implode(',', array_merge([$column], $sort));
+        }
+
+        if (! isset($columns[$value])) {
+            $columns[$value] = 'Custom';
+        }
+
+        $this->addElement('select', $this->getSortParam(), [
+            'class'   => 'autosubmit',
+            'label'   => 'Sort By',
+            'options' => $columns,
+            'value'   => $value
+        ]);
+        $select = $this->getElement($this->getSortParam());
+        (new DivDecorator())->decorate($select);
+
+        // Apply Icinga Web 2 style, for now
+        $select->prependWrapper(HtmlElement::create('div', ['class' => 'icinga-controls']));
+
+        $toggleButton = new ButtonElement($this->getSortParam(), [
+            'class' => 'control-button spinner',
+            'title' => t('Change sort direction'),
+            'type'  => 'submit',
+            'value' => implode(',', array_merge(["{$column} {$toggleDirection}"], $sort))
+        ]);
+        $toggleButton->add(new Icon($toggleIcon));
+
+        $this->addHtml($toggleButton);
+
+        if ($this->getMethod() === 'POST' && $this->hasAttribute('name')) {
+            $this->addElement($this->createUidElement());
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/Filter/ParseException.php b/vendor/ipl/web/src/Filter/ParseException.php
new file mode 100644
index 0000000..bcafd09
--- /dev/null
+++ b/vendor/ipl/web/src/Filter/ParseException.php
@@ -0,0 +1,36 @@
+<?php
+
+namespace ipl\Web\Filter;
+
+use Exception;
+
+class ParseException extends Exception
+{
+    protected $char;
+
+    protected $charPos;
+
+    public function __construct($filter, $char, $charPos, $extra)
+    {
+        parent::__construct(sprintf(
+            'Invalid filter "%s", unexpected %s at pos %d%s',
+            $filter,
+            $char,
+            $charPos,
+            $extra
+        ));
+
+        $this->char = $char;
+        $this->charPos = $charPos;
+    }
+
+    public function getChar()
+    {
+        return $this->char;
+    }
+
+    public function getCharPos()
+    {
+        return $this->charPos;
+    }
+}
diff --git a/vendor/ipl/web/src/Filter/Parser.php b/vendor/ipl/web/src/Filter/Parser.php
new file mode 100644
index 0000000..d33fd86
--- /dev/null
+++ b/vendor/ipl/web/src/Filter/Parser.php
@@ -0,0 +1,568 @@
+<?php
+
+namespace ipl\Web\Filter;
+
+use ipl\Stdlib\Events;
+use ipl\Stdlib\Filter;
+
+class Parser
+{
+    use Events;
+
+    /** @var string Emitted for every completely parsed condition */
+    const ON_CONDITION = 'on_condition';
+
+    /** @var string Emitted for every completely parsed chain */
+    const ON_CHAIN = 'on_chain';
+
+    /** @var string */
+    protected $string;
+
+    /** @var int */
+    protected $pos;
+
+    /** @var int */
+    protected $termIndex;
+
+    /** @var int */
+    protected $length;
+
+    /** @var bool Whether strict mode is enabled */
+    protected $strict = false;
+
+    /**
+     * Create a new Parser
+     *
+     * @param string $queryString The string to parse
+     */
+    public function __construct($queryString = null)
+    {
+        if ($queryString !== null) {
+            $this->setQueryString($queryString);
+        }
+    }
+
+    /**
+     * Set the query string to parse
+     *
+     * @param string $queryString
+     *
+     * @return $this
+     */
+    public function setQueryString($queryString)
+    {
+        $this->string = (string) $queryString;
+        $this->length = strlen($queryString);
+
+        return $this;
+    }
+
+    /**
+     * Set whether strict mode is enabled
+     *
+     * @param bool $strict
+     *
+     * @return $this
+     */
+    public function setStrict($strict = true)
+    {
+        $this->strict = (bool) $strict;
+
+        return $this;
+    }
+
+    /**
+     * Parse the string and derive a filter rule from it
+     *
+     * @return Filter\Rule
+     */
+    public function parse()
+    {
+        if ($this->length === 0) {
+            return Filter::all();
+        }
+
+        $this->pos = 0;
+        $this->termIndex = 0;
+
+        return $this->readFilters();
+    }
+
+    /**
+     * Read filters
+     *
+     * @param int $nestingLevel
+     * @param string $op
+     * @param array $filters
+     * @param bool $explicit
+     *
+     * @return Filter\Chain|Filter\Condition
+     * @throws ParseException
+     */
+    protected function readFilters($nestingLevel = 0, $op = null, $filters = null, $explicit = true)
+    {
+        $filters = empty($filters) ? [] : $filters;
+        $isNone = false;
+
+        while ($this->pos < $this->length) {
+            $filter = $this->readCondition();
+            $next = $this->readChar();
+
+            if ($filter === false) {
+                if ($next === '!') {
+                    $isNone = true;
+                    $this->termIndex++;
+                    continue;
+                }
+
+                if ($op === null && ($this->strict || count($filters) > 0) && ($next === '&' || $next === '|')) {
+                    $op = $next;
+                    $this->termIndex++;
+                    continue;
+                }
+
+                if ($next === false) {
+                    // Nothing more to read
+                    break;
+                }
+
+                if ($next === ')') {
+                    if ($nestingLevel > 0) {
+                        if (! $explicit) {
+                            // The current chain was not initiated by a `(`,
+                            // so this `)` does not belong to it, but still ends it
+                            $this->pos--;
+                        } else {
+                            $this->termIndex++;
+                            $next = $this->nextChar();
+                            if ($next !== false && ! in_array($next, ['&', '|', ')'])) {
+                                $this->pos++;
+                                $this->parseError($next, 'Expected logical operator');
+                            }
+                        }
+
+                        break;
+                    }
+
+                    $this->parseError($next);
+                }
+
+                if ($next === '(') {
+                    $this->termIndex++;
+
+                    $rule = $this->readFilters($nestingLevel + 1, $isNone ? '!' : null);
+                    if ($this->strict || ! $rule instanceof Filter\Chain || ! $rule->isEmpty()) {
+                        $filters[] = $rule;
+                    }
+
+                    $isNone = false;
+                    continue;
+                }
+
+                if ($next === $op) {
+                    $this->termIndex++;
+                    continue;
+                }
+
+                if (in_array($next, ['&', '|'])) {
+                    $this->termIndex++;
+
+                    // It's a different logical operator, continue parsing based on its precedence
+                    if ($op === '&') {
+                        if (! empty($filters)) {
+                            if (count($filters) > 1) {
+                                $all = Filter::all(...$filters);
+                                $filters = [$all];
+
+                                $this->emit(self::ON_CHAIN, [$all]);
+                            } else {
+                                $filters = [$filters[0]];
+                            }
+                        }
+
+                        $op = $next;
+                    } elseif ($op === '|' || ($op === '!' && $next === '&')) {
+                        $rule = $this->readFilters(
+                            $nestingLevel + 1,
+                            $next,
+                            [array_pop($filters)],
+                            false
+                        );
+                        if (! $rule instanceof Filter\Chain || ! $rule->isEmpty()) {
+                            $filters[] = $rule;
+                        }
+                    }
+
+                    continue;
+                }
+
+                $this->parseError($next, "$op level $nestingLevel");
+            } else {
+                if ($isNone) {
+                    $isNone = false;
+                    if ($filter->getValue() === true) {
+                        // $filter is a result of `!column`
+                        $filter->setValue(false);
+                        $filters[] = $filter;
+
+                        $this->emit(self::ON_CONDITION, [$filter]);
+                    } else {
+                        // $filter is a result of `!column=[value]`
+                        $none = Filter::none($filter);
+                        $filters[] = $none;
+
+                        $this->emit(self::ON_CONDITION, [$filter]);
+                        $this->emit(self::ON_CHAIN, [$none]);
+                    }
+                } else {
+                    $filters[] = $filter;
+                    $this->emit(self::ON_CONDITION, [$filter]);
+                }
+
+                if ($next === false) {
+                    // Got filter, nothing more to read
+                    break;
+                }
+
+                if ($next === ')') {
+                    if ($nestingLevel > 0) {
+                        if (! $explicit) {
+                            // The current chain was not initiated by a `(`,
+                            // so this `)` does not belong to it, but still ends it
+                            $this->pos--;
+                        } else {
+                            $this->termIndex++;
+                            $next = $this->nextChar();
+                            if ($next !== false && ! in_array($next, ['&', '|', ')'])) {
+                                $this->pos++;
+                                $this->parseError($next, 'Expected logical operator');
+                            }
+                        }
+
+                        break;
+                    }
+
+                    $this->parseError($next);
+                }
+
+                if ($next === $op) {
+                    $this->termIndex++;
+                    continue;
+                }
+
+                if (in_array($next, ['&', '|'])) {
+                    $this->termIndex++;
+
+                    // It's a different logical operator, continue parsing based on its precedence
+                    if ($op === null || $op === '&') {
+                        if ($op === '&') {
+                            if (count($filters) > 1) {
+                                $all = Filter::all(...$filters);
+                                $filters = [$all];
+
+                                $this->emit(self::ON_CHAIN, [$all]);
+                            } else {
+                                $filters = [$filters[0]];
+                            }
+                        }
+
+                        $op = $next;
+                    } elseif ($op === '|' || ($op === '!' && $next === '&')) {
+                        $rule = $this->readFilters(
+                            $nestingLevel + 1,
+                            $next,
+                            [array_pop($filters)],
+                            false
+                        );
+                        if (! $rule instanceof Filter\Chain || ! $rule->isEmpty()) {
+                            $filters[] = $rule;
+                        }
+                    }
+
+                    continue;
+                }
+
+                $this->parseError($next);
+            }
+        }
+
+        if ($nestingLevel === 0 && $this->pos < $this->length) {
+            $this->parseError($op, 'Did not read full filter');
+        }
+
+        switch ($op) {
+            case '&':
+                $chain = Filter::all(...$filters);
+                break;
+            case '|':
+                $chain = Filter::any(...$filters);
+                break;
+            case '!':
+                $chain = Filter::none(...$filters);
+                break;
+            case null:
+                if ((! $this->strict || $nestingLevel === 0) && ! empty($filters)) {
+                    // There is only one filter expression, no chain
+                    return $filters[0];
+                }
+
+                $chain = Filter::all(...$filters);
+                break;
+            default:
+                $this->parseError($op);
+        }
+
+        $this->emit(self::ON_CHAIN, [$chain]);
+
+        return $chain;
+    }
+
+    /**
+     * Read the next condition
+     *
+     * @return false|Filter\Condition
+     *
+     * @throws ParseException
+     */
+    protected function readCondition()
+    {
+        if ('' === ($column = $this->readColumn())) {
+            return false;
+        }
+
+        $columnIndex = $this->termIndex++;
+
+        foreach (['<', '>'] as $operator) {
+            if (($pos = strpos($column, $operator)) !== false) {
+                if ($this->nextChar() === '=') {
+                    break;
+                }
+
+                $operatorIndex = $this->termIndex++;
+
+                $value = substr($column, $pos + 1);
+                $column = substr($column, 0, $pos);
+
+                $valueIndex = null;
+                if (ctype_digit($value)) {
+                    $value = (float) $value;
+                    $valueIndex = $this->termIndex++;
+                } elseif ($value) {
+                    $valueIndex = $this->termIndex++;
+                }
+
+                $condition = $this->createCondition($column, $operator, $value);
+                $condition->metaData()
+                    ->set('columnIndex', $columnIndex)
+                    ->set('operatorIndex', $operatorIndex)
+                    ->set('valueIndex', $valueIndex);
+
+                return $condition;
+            }
+        }
+
+        if (in_array($this->nextChar(), ['~', '=', '>', '<', '!'], true)) {
+            $operator = $this->readChar();
+        } else {
+            $operator = false;
+        }
+
+        if ($operator === false) {
+            $condition = Filter::equal($column, true);
+            $condition->metaData()
+                ->set('columnIndex', $columnIndex)
+                ->set('operatorIndex', null)
+                ->set('valueIndex', null);
+
+            return $condition;
+        }
+
+        $operatorIndex = $this->termIndex++;
+
+        $toFloat = false;
+        if ($operator === '=') {
+            $last = substr($column, -1);
+            if ($last === '>' || $last === '<') {
+                $operator = $last . $operator;
+                $column = substr($column, 0, -1);
+                $toFloat = true;
+            }
+        } elseif (in_array($operator, ['>', '<', '!'], true)) {
+            $toFloat = $operator === '>' || $operator === '<';
+            if (in_array($this->nextChar(), ['~', '='], true)) {
+                $operator .= $this->readChar();
+            }
+        }
+
+        $valueIndex = null;
+        $value = $this->readValue();
+        if ($toFloat && ctype_digit($value)) {
+            $value = (float) $value;
+            $valueIndex = $this->termIndex++;
+        } elseif ($value) {
+            $valueIndex = $this->termIndex++;
+        }
+
+        $condition = $this->createCondition($column, $operator, $value);
+        $condition->metaData()
+            ->set('columnIndex', $columnIndex)
+            ->set('operatorIndex', $operatorIndex)
+            ->set('valueIndex', $valueIndex);
+
+        return $condition;
+    }
+
+    /**
+     * Read the next column
+     *
+     * @return false|string false if there is none
+     */
+    protected function readColumn()
+    {
+        $str = $this->readUntil('~', '=', '(', ')', '&', '|', '>', '<', '!');
+
+        if ($str === false) {
+            return $str;
+        }
+
+        return rawurldecode($str);
+    }
+
+    /**
+     * Read the next value
+     *
+     * @return string|string[]
+     *
+     * @throws ParseException In case there's a missing `)`
+     */
+    protected function readValue()
+    {
+        if ($this->nextChar() === '(') {
+            $this->readChar();
+            $var = array_map('rawurldecode', preg_split('~\|~', $this->readUntil(')')));
+
+            if ($this->readChar() !== ')') {
+                $this->parseError(null, 'Expected ")"');
+            }
+        } else {
+            $var = rawurldecode($this->readUntil(')', '&', '|', '>', '<'));
+        }
+
+        return $var;
+    }
+
+    /**
+     * Read until any of the given chars appears
+     *
+     * @param string ...$chars
+     *
+     * @return string
+     */
+    protected function readUntil(...$chars)
+    {
+        $buffer = '';
+        while (($c = $this->readChar()) !== false) {
+            if (in_array($c, $chars, true)) {
+                $this->pos--;
+                break;
+            }
+
+            $buffer .= $c;
+        }
+
+        return $buffer;
+    }
+
+    /**
+     * Read a single character
+     *
+     * @return false|string false if there is no character left
+     */
+    protected function readChar()
+    {
+        if ($this->length > $this->pos) {
+            return $this->string[$this->pos++];
+        }
+
+        return false;
+    }
+
+    /**
+     * Look at the next character
+     *
+     * @return false|string false if there is no character left
+     */
+    protected function nextChar()
+    {
+        if ($this->length > $this->pos) {
+            return $this->string[$this->pos];
+        }
+
+        return false;
+    }
+
+    /**
+     * Create and return a condition
+     *
+     * @param string $column
+     * @param string $operator
+     * @param mixed  $value
+     *
+     * @return Filter\Condition
+     */
+    protected function createCondition($column, $operator, $value)
+    {
+        $column = trim($column);
+
+        switch ($operator) {
+            case '~':
+                return Filter::like($column, $value);
+            case '!~':
+                return Filter::unlike($column, $value);
+            case '=':
+                return Filter::equal($column, $value);
+            case '!=':
+                return Filter::unequal($column, $value);
+            case '>':
+                return Filter::greaterThan($column, $value);
+            case '>=':
+                return Filter::greaterThanOrEqual($column, $value);
+            case '<':
+                return Filter::lessThan($column, $value);
+            case '<=':
+                return Filter::lessThanOrEqual($column, $value);
+        }
+    }
+
+    /**
+     * Throw a parse exception
+     *
+     * @param string $char
+     * @param string $extraMsg
+     *
+     * @throws ParseException
+     */
+    protected function parseError($char = null, $extraMsg = null)
+    {
+        if ($extraMsg === null) {
+            $extra = '';
+        } else {
+            $extra = ': ' . $extraMsg;
+        }
+
+        if ($char === null) {
+            if ($this->pos < $this->length) {
+                $char = $this->string[$this->pos];
+            } else {
+                $char = $this->string[--$this->pos];
+            }
+        }
+
+        throw new ParseException(
+            $this->string,
+            $char,
+            $this->pos,
+            $extra
+        );
+    }
+}
diff --git a/vendor/ipl/web/src/Filter/QueryString.php b/vendor/ipl/web/src/Filter/QueryString.php
new file mode 100644
index 0000000..e1bb533
--- /dev/null
+++ b/vendor/ipl/web/src/Filter/QueryString.php
@@ -0,0 +1,94 @@
+<?php
+
+namespace ipl\Web\Filter;
+
+use InvalidArgumentException;
+use ipl\Stdlib\Filter;
+
+final class QueryString
+{
+    /** @var string Emitted for every completely parsed condition */
+    const ON_CONDITION = Parser::ON_CONDITION;
+
+    /** @var string Emitted for every completely parsed chain */
+    const ON_CHAIN = Parser::ON_CHAIN;
+
+    /**
+     * This class is only a factory / helper
+     */
+    private function __construct()
+    {
+    }
+
+    /**
+     * Derive a rule from the given query string
+     *
+     * @param string $string
+     *
+     * @return Parser
+     */
+    public static function fromString($string)
+    {
+        return new Parser($string);
+    }
+
+    /**
+     * Derive a rule from the given query string
+     *
+     * @param string $string
+     *
+     * @return Filter\Rule
+     */
+    public static function parse($string)
+    {
+        return (new Parser($string))->parse();
+    }
+
+    /**
+     * Assemble a query string for the given rule
+     *
+     * @param Filter\Rule $rule
+     *
+     * @return string
+     */
+    public static function render(Filter\Rule $rule)
+    {
+        return (new Renderer($rule))->render();
+    }
+
+    /**
+     * Get the symbol associated with the given rule
+     *
+     * @param Filter\Rule $rule
+     *
+     * @return string
+     */
+    public static function getRuleSymbol(Filter\Rule $rule)
+    {
+        switch (true) {
+            case $rule instanceof Filter\Unlike:
+                return '!~';
+            case $rule instanceof Filter\Unequal:
+                return '!=';
+            case $rule instanceof Filter\Like:
+                return '~';
+            case $rule instanceof Filter\Equal:
+                return '=';
+            case $rule instanceof Filter\GreaterThan:
+                return '>';
+            case $rule instanceof Filter\LessThan:
+                return '<';
+            case $rule instanceof Filter\GreaterThanOrEqual:
+                return '>=';
+            case $rule instanceof Filter\LessThanOrEqual:
+                return '<=';
+            case $rule instanceof Filter\All:
+                return '&';
+            case $rule instanceof Filter\Any:
+            case $rule instanceof Filter\None:
+                return '|';
+            default:
+                throw new InvalidArgumentException('Unknown rule type provided');
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/Filter/Renderer.php b/vendor/ipl/web/src/Filter/Renderer.php
new file mode 100644
index 0000000..513470e
--- /dev/null
+++ b/vendor/ipl/web/src/Filter/Renderer.php
@@ -0,0 +1,186 @@
+<?php
+
+namespace ipl\Web\Filter;
+
+use ipl\Stdlib\Filter;
+
+class Renderer
+{
+    /** @var Filter\Rule */
+    protected $filter;
+
+    /** @var string */
+    protected $string;
+
+    /** @var bool Whether strict mode is enabled */
+    protected $strict = false;
+
+    /**
+     * Create a new filter Renderer
+     *
+     * @param Filter\Rule $filter
+     */
+    public function __construct(Filter\Rule $filter)
+    {
+        $this->filter = $filter;
+    }
+
+    /**
+     * Set whether strict mode is enabled
+     *
+     * @param bool $strict
+     *
+     * @return $this
+     */
+    public function setStrict($strict = true)
+    {
+        $this->strict = (bool) $strict;
+
+        return $this;
+    }
+
+    /**
+     * Assemble and return the filter as query string
+     *
+     * @return string
+     */
+    public function render()
+    {
+        if ($this->string !== null) {
+            return $this->string;
+        }
+
+        $this->string = '';
+        $filter = $this->filter;
+
+        if ($filter instanceof Filter\Chain) {
+            $this->renderChain($filter, $this->strict);
+        } else {
+            /** @var Filter\Condition $filter */
+            $this->renderCondition($filter);
+        }
+
+        return $this->string;
+    }
+
+    /**
+     * Assemble the given filter Chain
+     *
+     * @param Filter\Chain $chain
+     * @param bool $wrap
+     *
+     * @return void
+     */
+    protected function renderChain(Filter\Chain $chain, $wrap = false)
+    {
+        if (! $this->strict && $chain->isEmpty()) {
+            return;
+        }
+
+        $chainOperator = null;
+        switch (true) {
+            case $chain instanceof Filter\All:
+                $chainOperator = '&';
+                break;
+            case $chain instanceof Filter\None:
+                $this->string .= '!';
+
+                // Force wrap, it may be the root node
+                if (! $wrap) {
+                    if ($chain->count() > 1) {
+                        $wrap = true;
+                    } else {
+                        $iterator = $chain->getIterator();
+                        $wrap = $iterator->current() instanceof Filter\None;
+                    }
+                }
+
+                // None shares the operator with Any
+            case $chain instanceof Filter\Any:
+                $chainOperator = '|';
+                break;
+        }
+
+        if ($wrap) {
+            $this->string .= '(';
+        }
+
+        foreach ($chain as $rule) {
+            if ($rule instanceof Filter\Chain) {
+                $this->renderChain($rule, $this->strict || $rule->count() > 1);
+            } else {
+                /** @var Filter\Condition $rule */
+                $this->renderCondition($rule);
+            }
+
+            $this->string .= $chainOperator;
+        }
+
+        if (! $chain->isEmpty() && (! $this->strict || ! ($chain instanceof Filter\Any && $chain->count() === 1))) {
+            // Remove redundant chain operator added last
+            $this->string = substr($this->string, 0, -1);
+        } elseif ($chain->isEmpty() && $chain instanceof Filter\Any) {
+            // If the chain is empty and strict mode is on, we need a
+            // chain operator to designate it's an OR, not an AND
+            $this->string .= $chainOperator;
+        }
+
+        if ($wrap) {
+            $this->string .= ')';
+        }
+    }
+
+    /**
+     * Assemble the given filter Condition
+     *
+     * @param Filter\Condition $condition
+     *
+     * @return void
+     */
+    protected function renderCondition(Filter\Condition $condition)
+    {
+        $value = $condition->getValue();
+        if (is_bool($value) && ! $value) {
+            $this->string .= '!';
+        }
+
+        $this->string .= rawurlencode($condition->getColumn());
+
+        if (is_bool($value)) {
+            return;
+        }
+
+        switch (true) {
+            case $condition instanceof Filter\Unlike:
+                $this->string .= '!~';
+                break;
+            case $condition instanceof Filter\Unequal:
+                $this->string .= '!=';
+                break;
+            case $condition instanceof Filter\Like:
+                $this->string .= '~';
+                break;
+            case $condition instanceof Filter\Equal:
+                $this->string .= '=';
+                break;
+            case $condition instanceof Filter\GreaterThan:
+                $this->string .= rawurlencode('>');
+                break;
+            case $condition instanceof Filter\LessThan:
+                $this->string .= rawurlencode('<');
+                break;
+            case $condition instanceof Filter\GreaterThanOrEqual:
+                $this->string .= rawurlencode('>') . '=';
+                break;
+            case $condition instanceof Filter\LessThanOrEqual:
+                $this->string .= rawurlencode('<') . '=';
+                break;
+        }
+
+        if (is_array($value)) {
+            $this->string .= '(' . join('|', array_map('rawurlencode', $value)) . ')';
+        } elseif ($value !== null) {
+            $this->string .= rawurlencode($value);
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/FormDecorator/IcingaFormDecorator.php b/vendor/ipl/web/src/FormDecorator/IcingaFormDecorator.php
new file mode 100644
index 0000000..f038931
--- /dev/null
+++ b/vendor/ipl/web/src/FormDecorator/IcingaFormDecorator.php
@@ -0,0 +1,123 @@
+<?php
+
+namespace ipl\Web\FormDecorator;
+
+use Icinga\Web\Window;
+use ipl\Html\Attributes;
+use ipl\Html\Contract\FormSubmitElement;
+use ipl\Html\FormDecorator\DivDecorator;
+use ipl\Html\FormElement\CheckboxElement;
+use ipl\Html\FormElement\FieldsetElement;
+use ipl\Html\HtmlDocument;
+use ipl\Html\HtmlElement;
+use ipl\Html\HtmlString;
+use ipl\Html\Text;
+use ipl\Web\Widget\Icon;
+
+class IcingaFormDecorator extends DivDecorator
+{
+    const SUBMIT_ELEMENT_CLASS = 'form-controls';
+    const INPUT_ELEMENT_CLASS = 'control-group';
+    const ERROR_CLASS = 'errors';
+
+    protected function assembleElement()
+    {
+        if ($this->formElement instanceof FormSubmitElement) {
+            $this->formElement->getAttributes()->add('class', 'btn-primary');
+        }
+
+        $element = parent::assembleElement();
+
+        if ($element instanceof CheckboxElement) {
+            return $this->createCheckbox($element);
+        }
+
+        return $element;
+    }
+
+    protected function createCheckbox(CheckboxElement $checkbox)
+    {
+        if (! $checkbox->getAttributes()->has('id')) {
+            $checkbox->setAttribute(
+                'id',
+                $checkbox->getName() . '_' . Window::getInstance()->getContainerId()
+            );
+        }
+
+        $checkbox->getAttributes()->add('class', 'sr-only');
+
+        $classes = ['toggle-switch'];
+        if ($checkbox->getAttributes()->get('disabled')->getValue()) {
+            $classes[] = 'disabled';
+        }
+
+        $document = new HtmlDocument();
+        $document->addHtml(
+            $checkbox,
+            new HtmlElement(
+                'label',
+                Attributes::create([
+                    'class'       => $classes,
+                    'aria-hidden' => 'true',
+                    'for'         => $checkbox->getAttributes()->get('id')->getValue()
+                ]),
+                new HtmlElement('span', Attributes::create(['class' => 'toggle-slider']))
+            )
+        );
+
+        $checkbox->prependWrapper($document);
+
+        return $checkbox;
+    }
+
+    protected function assembleLabel()
+    {
+        $label = parent::assembleLabel();
+        if (! $this->formElement instanceof FieldsetElement) {
+            if ($label !== null) {
+                $label->addWrapper(new HtmlElement('div', Attributes::create(['class' => 'control-label-group'])));
+            } elseif (! $this->formElement instanceof FormSubmitElement) {
+                $label = new HtmlElement(
+                    'div',
+                    Attributes::create(['class' => 'control-label-group']),
+                    HtmlString::create('&nbsp')
+                );
+            }
+        }
+
+        return $label;
+    }
+
+    protected function assembleDescription()
+    {
+        if ($this->formElement instanceof FieldsetElement) {
+            return parent::assembleDescription();
+        }
+
+        if (($description = $this->formElement->getDescription()) !== null) {
+            $iconAttributes = [
+                'class' => 'control-info',
+                'role'  => 'image',
+                'title' => $description
+            ];
+
+            $describedBy = null;
+            if ($this->formElement->getAttributes()->has('id')) {
+                $iconAttributes['aria-hidden'] = 'true';
+
+                $descriptionId = 'desc_' . $this->formElement->getAttributes()->get('id')->getValue();
+                $describedBy = new HtmlElement('span', Attributes::create([
+                    'id'    => $descriptionId,
+                    'class' => 'sr-only'
+                ]), Text::create($description));
+
+                $this->formElement->getAttributes()->set('aria-describedby', $descriptionId);
+            }
+
+            return [
+                new Icon('info-circle', $iconAttributes),
+                $describedBy
+            ];
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/ScheduleElement.php b/vendor/ipl/web/src/FormElement/ScheduleElement.php
new file mode 100644
index 0000000..f872f49
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/ScheduleElement.php
@@ -0,0 +1,636 @@
+<?php
+
+namespace ipl\Web\FormElement;
+
+use DateTime;
+use InvalidArgumentException;
+use ipl\Html\Attributes;
+use ipl\Html\FormElement\FieldsetElement;
+use ipl\Html\HtmlElement;
+use ipl\Scheduler\Contract\Frequency;
+use ipl\Scheduler\Cron;
+use ipl\Scheduler\OneOff;
+use ipl\Scheduler\RRule;
+use ipl\Validator\BetweenValidator;
+use ipl\Validator\CallbackValidator;
+use ipl\Web\FormElement\ScheduleElement\AnnuallyFields;
+use ipl\Web\FormElement\ScheduleElement\Common\FieldsProtector;
+use ipl\Web\FormElement\ScheduleElement\MonthlyFields;
+use ipl\Web\FormElement\ScheduleElement\Recurrence;
+use ipl\Web\FormElement\ScheduleElement\WeeklyFields;
+use LogicException;
+use Psr\Http\Message\RequestInterface;
+
+class ScheduleElement extends FieldsetElement
+{
+    use FieldsProtector;
+
+    /** @var string Plain cron expressions */
+    protected const CRON_EXPR = 'cron_expr';
+
+    /** @var string Configure the individual expression parts manually */
+    protected const CUSTOM_EXPR = 'custom';
+
+    /** @var string Used to run a one-off task */
+    protected const NO_REPEAT = 'none';
+
+    protected $defaultAttributes = ['class' => 'schedule-element'];
+
+    /** @var array A list of allowed frequencies used to configure custom expressions */
+    protected $customFrequencies = [];
+
+    /** @var array */
+    protected $advanced = [];
+
+    /** @var array */
+    protected $regulars = [];
+
+    /** @var string Schedule frequency of this element */
+    protected $frequency = self::NO_REPEAT;
+
+    /** @var string */
+    protected $customFrequency;
+
+    /** @var DateTime */
+    protected $start;
+
+    /** @var WeeklyFields Weekly parts of this schedule element */
+    protected $weeklyField;
+
+    /** @var MonthlyFields Monthly parts of this schedule element */
+    protected $monthlyFields;
+
+    /** @var AnnuallyFields Annually parts of this schedule element */
+    protected $annuallyFields;
+
+    protected function init(): void
+    {
+        $this->start = new DateTime();
+        $this->weeklyField = new WeeklyFields('weekly-fields', [
+            'default'   => $this->start->format('D'),
+            'protector' => function (string $day) {
+                return $this->protectId($day);
+            },
+        ]);
+
+        $this->monthlyFields = new MonthlyFields('monthly-fields', [
+            'default'         => $this->start->format('j'),
+            'availableFields' => (int) $this->start->format('t'),
+            'protector'       => function ($day) {
+                return $this->protectId($day);
+            }
+        ]);
+
+        $this->annuallyFields = new AnnuallyFields('annually-fields', [
+            'default'   => $this->start->format('M'),
+            'protector' => function ($month) {
+                return $this->protectId($month);
+            }
+        ]);
+
+
+        $this->regulars = [
+            RRule::MINUTELY  => $this->translate('Minutely'),
+            RRule::HOURLY    => $this->translate('Hourly'),
+            RRule::DAILY     => $this->translate('Daily'),
+            RRule::WEEKLY    => $this->translate('Weekly'),
+            RRule::MONTHLY   => $this->translate('Monthly'),
+            RRule::QUARTERLY => $this->translate('Quarterly'),
+            RRule::YEARLY    => $this->translate('Annually'),
+        ];
+
+        $this->customFrequencies = array_slice($this->regulars, 2);
+        unset($this->customFrequencies[RRule::QUARTERLY]);
+
+        $this->advanced = [
+            static::CUSTOM_EXPR => $this->translate('Custom…'),
+            static::CRON_EXPR   => $this->translate('Cron Expression…')
+        ];
+    }
+
+    /**
+     * Get whether this element is rendering a cron expression
+     *
+     * @return bool
+     */
+    public function hasCronExpression(): bool
+    {
+        return $this->getFrequency() === static::CRON_EXPR;
+    }
+
+    /**
+     * Get the frequency of this element
+     *
+     * @return string
+     */
+    public function getFrequency(): string
+    {
+        return $this->getPopulatedValue('frequency', $this->frequency);
+    }
+
+    /**
+     * Set the custom frequency of this schedule element
+     *
+     * @param string $frequency
+     *
+     * @return $this
+     */
+    public function setFrequency(string $frequency): self
+    {
+        if (
+            $frequency !== static::NO_REPEAT
+            && ! isset($this->regulars[$frequency])
+            && ! isset($this->advanced[$frequency])
+        ) {
+            throw new InvalidArgumentException(sprintf('Invalid frequency provided: %s', $frequency));
+        }
+
+        $this->frequency = $frequency;
+
+        return $this;
+    }
+
+    /**
+     * Get custom frequency of this element
+     *
+     * @return ?string
+     */
+    public function getCustomFrequency(): ?string
+    {
+        return $this->getValue('custom-frequency', $this->customFrequency);
+    }
+
+    /**
+     * Set custom frequency of this element
+     *
+     * @param string $frequency
+     *
+     * @return $this
+     */
+    public function setCustomFrequency(string $frequency): self
+    {
+        if (! isset($this->customFrequencies[$frequency])) {
+            throw new InvalidArgumentException(sprintf('Invalid custom frequency provided: %s', $frequency));
+        }
+
+        $this->customFrequency = $frequency;
+
+        return $this;
+    }
+
+    /**
+     * Set start time of the parsed expressions
+     *
+     * @param DateTime $start
+     *
+     * @return $this
+     */
+    public function setStart(DateTime $start): self
+    {
+        $this->start = $start;
+
+        // Forward the start time update to the sub elements as well!
+        $this->weeklyField->setDefault($start->format('D'));
+        $this->annuallyFields->setDefault($start->format('M'));
+        $this->monthlyFields
+            ->setDefault((int) $start->format('j'))
+            ->setAvailableFields((int) $start->format('t'));
+
+        return $this;
+    }
+
+    public function getValue($name = null, $default = null)
+    {
+        if ($name !== null || ! $this->hasBeenValidated()) {
+            return parent::getValue($name, $default);
+        }
+
+        $frequency = $this->getFrequency();
+        $start = parent::getValue('start');
+        switch ($frequency) {
+            case static::NO_REPEAT:
+                return new OneOff($start);
+            case static::CRON_EXPR:
+                $rule = new Cron(parent::getValue('cron_expression'));
+
+                break;
+            case RRule::MINUTELY:
+            case RRule::HOURLY:
+            case RRule::DAILY:
+            case RRule::WEEKLY:
+            case RRule::MONTHLY:
+            case RRule::QUARTERLY:
+            case RRule::YEARLY:
+                $rule = RRule::fromFrequency($frequency);
+
+                break;
+            default: // static::CUSTOM_EXPR
+                $interval = parent::getValue('interval', 1);
+                $customFrequency = parent::getValue('custom-frequency', RRule::DAILY);
+                switch ($customFrequency) {
+                    case RRule::DAILY:
+                        if ($interval === '*') {
+                            $interval = 1;
+                        }
+
+                        $rule = new RRule("FREQ=DAILY;INTERVAL=$interval");
+
+                        break;
+                    case RRule::WEEKLY:
+                        $byDay = implode(',', $this->weeklyField->getSelectedWeekDays());
+
+                        $rule = new RRule("FREQ=WEEKLY;INTERVAL=$interval;BYDAY=$byDay");
+
+                        break;
+                    /** @noinspection PhpMissingBreakStatementInspection */
+                    case RRule::MONTHLY:
+                        $runsOn = $this->monthlyFields->getValue('runsOn', MonthlyFields::RUNS_EACH);
+                        if ($runsOn === MonthlyFields::RUNS_EACH) {
+                            $byMonth = implode(',', $this->monthlyFields->getSelectedDays());
+
+                            $rule = new RRule("FREQ=MONTHLY;INTERVAL=$interval;BYMONTHDAY=$byMonth");
+
+                            break;
+                        }
+                    // Fall-through to the next switch case
+                    case RRule::YEARLY:
+                        $rule = "FREQ=MONTHLY;INTERVAL=$interval;";
+                        if ($customFrequency === RRule::YEARLY) {
+                            $runsOn = $this->annuallyFields->getValue('runsOnThe', 'n');
+                            $month = $this->annuallyFields->getValue('month', (int) $this->start->format('m'));
+                            if (is_string($month)) {
+                                $datetime = DateTime::createFromFormat('!M', $month);
+                                if (! $datetime) {
+                                    throw new InvalidArgumentException(sprintf('Invalid month provided: %s', $month));
+                                }
+
+                                $month = (int) $datetime->format('m');
+                            }
+
+                            $rule = "FREQ=YEARLY;INTERVAL=1;BYMONTH=$month;";
+                            if ($runsOn === 'n') {
+                                $rule = new RRule($rule);
+
+                                break;
+                            }
+                        }
+
+                        $element = $this->monthlyFields;
+                        if ($customFrequency === RRule::YEARLY) {
+                            $element = $this->annuallyFields;
+                        }
+
+                        $runDay = $element->getValue('day', $element::$everyDay);
+                        $ordinal = $element->getValue('ordinal', $element::$first);
+                        $position = $element->getOrdinalAsInteger($ordinal);
+
+                        if ($runDay === $element::$everyDay) {
+                            $rule .= "BYDAY=MO,TU,WE,TH,FR,SA,SU;BYSETPOS=$position";
+                        } elseif ($runDay === $element::$everyWeekday) {
+                            $rule .= "BYDAY=MO,TU,WE,TH,FR;BYSETPOS=$position";
+                        } elseif ($runDay === $element::$everyWeekend) {
+                            $rule .= "BYDAY=SA,SU;BYSETPOS=$position";
+                        } else {
+                            $rule .= sprintf('BYDAY=%d%s', $position, $runDay);
+                        }
+
+                        $rule = new RRule($rule);
+
+                        break;
+                    default:
+                        throw new LogicException(sprintf('Custom frequency %s is not supported!', $customFrequency));
+                }
+        }
+
+        $rule->startAt($start);
+        if (parent::getValue('use-end-time', 'n') === 'y') {
+            $rule->endAt(parent::getValue('end'));
+        }
+
+        // Sync the start time and first recurrence of the rule
+        if (! $this->hasCronExpression() && $this->getFrequency() !== static::NO_REPEAT) {
+            $nextDue = $rule->getNextRecurrences($start)->current() ?? $start;
+            $rule->startAt($nextDue);
+        }
+
+        return $rule;
+    }
+
+    public function setValue($value)
+    {
+        $values = $value;
+        $rule = $value;
+        if ($rule instanceof Frequency) {
+            if ($rule->getStart()) {
+                $this->setStart($rule->getStart());
+            }
+
+            $values = [];
+            if ($rule->getEnd() && ! $rule instanceof OneOff) {
+                $values['use-end-time'] = 'y';
+                $values['end'] = $rule->getEnd();
+            }
+
+            if ($rule instanceof OneOff) {
+                $values['frequency'] = static::NO_REPEAT;
+            } elseif ($rule instanceof Cron) {
+                $values['cron_expression'] = $rule->getExpression();
+                $values['frequency'] = static::CRON_EXPR;
+
+                $this->setFrequency(static::CRON_EXPR);
+            } elseif ($rule instanceof RRule) {
+                $values['interval'] = $rule->getInterval();
+                switch ($rule->getFrequency()) {
+                    case RRule::DAILY:
+                        if ($rule->getInterval() <= 1 && strpos($rule->getString(), 'INTERVAL=') === false) {
+                            $this->setFrequency(RRule::DAILY);
+                        } else {
+                            $this
+                                ->setFrequency(static::CUSTOM_EXPR)
+                                ->setCustomFrequency(RRule::DAILY);
+                        }
+
+                        break;
+                    case RRule::WEEKLY:
+                        if (! $rule->getByDay() || empty($rule->getByDay())) {
+                            $this->setFrequency(RRule::WEEKLY);
+                        } else {
+                            $values['weekly-fields'] = $this->weeklyField->loadWeekDays($rule->getByDay());
+                            $this
+                                ->setFrequency(static::CUSTOM_EXPR)
+                                ->setCustomFrequency(RRule::WEEKLY);
+                        }
+
+                        break;
+                    case RRule::MONTHLY:
+                    case RRule::YEARLY:
+                        $isMonthly = $rule->getFrequency() === RRule::MONTHLY;
+                        if ($rule->getByDay() || $rule->getByMonthDay() || $rule->getByMonth()) {
+                            $this->setFrequency(static::CUSTOM_EXPR);
+
+                            if ($isMonthly) {
+                                $values['monthly-fields'] = $this->monthlyFields->loadRRule($rule);
+                                $this->setCustomFrequency(RRule::MONTHLY);
+                            } else {
+                                $values['annually-fields'] = $this->annuallyFields->loadRRule($rule);
+                                $this->setCustomFrequency(RRule::YEARLY);
+                            }
+                        } elseif ($isMonthly && $rule->getInterval() === 3) {
+                            $this->setFrequency(RRule::QUARTERLY);
+                        } else {
+                            $this->setFrequency($rule->getFrequency());
+                        }
+
+                        break;
+                    default:
+                        $this->setFrequency($rule->getFrequency());
+                }
+
+                $values['frequency'] = $this->getFrequency();
+                $values['custom-frequency'] = $this->getCustomFrequency();
+            }
+        }
+
+        return parent::setValue($values);
+    }
+
+    protected function assemble()
+    {
+        $start = $this->getPopulatedValue('start') ?: $this->start;
+        if (! $start instanceof DateTime) {
+            $start = new DateTime($start);
+        }
+        $this->setStart($start);
+
+        $autosubmit = ! $this->hasCronExpression() && $this->getFrequency() !== static::NO_REPEAT;
+        $this->addElement('localDateTime', 'start', [
+            'class'       => $autosubmit ? 'autosubmit' : null,
+            'required'    => true,
+            'label'       => $this->translate('Start'),
+            'value'       => $start,
+            'description' => $this->translate('Start time of this schedule')
+        ]);
+
+        $this->addElement('checkbox', 'use-end-time', [
+            'required' => false,
+            'class'    => 'autosubmit',
+            'disabled' => $this->getPopulatedValue('frequency', static::NO_REPEAT) === static::NO_REPEAT ?: null,
+            'value'    => $this->getPopulatedValue('use-end-time', 'n'),
+            'label'    => $this->translate('Use End Time')
+        ]);
+
+        if ($this->getPopulatedValue('use-end-time', 'n') === 'y') {
+            $end = $this->getPopulatedValue('end', new DateTime());
+            if (! $end instanceof DateTime) {
+                $end = new DateTime($end);
+            }
+
+            $this->addElement('localDateTime', 'end', [
+                'class'       => ! $this->hasCronExpression() ? 'autosubmit' : null,
+                'required'    => true,
+                'value'       => $end,
+                'label'       => $this->translate('End'),
+                'description' => $this->translate('End time of this schedule')
+            ]);
+        }
+
+        $this->addElement('select', 'frequency', [
+            'required'    => false,
+            'class'       => 'autosubmit',
+            'label'       => $this->translate('Frequency'),
+            'description' => $this->translate('Specifies how often this job run should be recurring'),
+            'options'     => [
+                static::NO_REPEAT            => $this->translate('None'),
+                $this->translate('Regular')  => $this->regulars,
+                $this->translate('Advanced') => $this->advanced
+            ],
+        ]);
+
+        if ($this->getFrequency() === static::CUSTOM_EXPR) {
+            $this->addElement('select', 'custom-frequency', [
+                'required'    => false,
+                'class'       => 'autosubmit',
+                'value'       => parent::getValue('custom-frequency'),
+                'options'     => $this->customFrequencies,
+                'label'       => $this->translate('Custom Frequency'),
+                'description' => $this->translate('Specifies how often this job run should be recurring')
+            ]);
+
+            switch (parent::getValue('custom-frequency', RRule::DAILY)) {
+                case RRule::DAILY:
+                    $this->assembleCommonElements();
+
+                    break;
+                case RRule::WEEKLY:
+                    $this->assembleCommonElements();
+                    $this->addElement($this->weeklyField);
+
+                    break;
+                case RRule::MONTHLY:
+                    $this->assembleCommonElements();
+                    $this->addElement($this->monthlyFields);
+
+                    break;
+                case RRule::YEARLY:
+                    $this->addElement($this->annuallyFields);
+            }
+        } elseif ($this->hasCronExpression()) {
+            $this->addElement('text', 'cron_expression', [
+                'required'    => true,
+                'label'       => $this->translate('Cron Expression'),
+                'description' => $this->translate('Job cron Schedule'),
+                'validators' => [
+                    new CallbackValidator(function ($value, CallbackValidator $validator) {
+                        if ($value && ! Cron::isValid($value)) {
+                            $validator->addMessage($this->translate('Invalid CRON expression'));
+
+                            return false;
+                        }
+
+                        return true;
+                    })
+                ]
+            ]);
+        }
+
+        if ($this->getFrequency() !== static::NO_REPEAT && ! $this->hasCronExpression()) {
+            $this->addElement(
+                new Recurrence('schedule-recurrences', [
+                    'id'        => $this->protectId('schedule-recurrences'),
+                    'label'     => $this->translate('Next occurrences'),
+                    'validate'  => function (): array {
+                        $isValid = $this->isValid();
+                        $reason = null;
+                        if (! $isValid && $this->getFrequency() === static::CUSTOM_EXPR) {
+                            if (
+                                $this->getCustomFrequency() !== RRule::YEARLY
+                                && ! $this->getElement('interval')->isValid()
+                            ) {
+                                $reason = current($this->getElement('interval')->getMessages());
+                            } else {
+                                $frequency = $this->getCustomFrequency();
+                                switch ($frequency) {
+                                    case RRule::WEEKLY:
+                                        $reason = current($this->weeklyField->getMessages());
+
+                                        break;
+                                    case RRule::MONTHLY:
+                                        $reason = current($this->monthlyFields->getMessages());
+
+                                        break;
+                                    default: // annually
+                                        $reason = current($this->annuallyFields->getMessages());
+
+                                        break;
+                                }
+                            }
+                        }
+
+                        return [$isValid, $reason];
+                    },
+                    'frequency' => function (): Frequency {
+                        if ($this->getFrequency() === static::CUSTOM_EXPR) {
+                            $rule = $this->getValue();
+                        } else {
+                            $rule = RRule::fromFrequency($this->getFrequency());
+                        }
+
+                        $now = new DateTime();
+                        $start = $this->getValue('start');
+                        if ($start < $now) {
+                            $now->setTime($start->format('H'), $start->format('i'), $start->format('s'));
+                            $start = $now;
+                        }
+
+                        $rule->startAt($start);
+                        if ($this->getPopulatedValue('use-end-time') === 'y') {
+                            $rule->endAt($this->getValue('end'));
+                        }
+
+                        return $rule;
+                    }
+                ])
+            );
+        }
+    }
+
+    /**
+     * Assemble common parts for all the frequencies
+     */
+    private function assembleCommonElements(): void
+    {
+        $repeat = $this->getCustomFrequency();
+        if ($repeat === RRule::WEEKLY) {
+            $text = $this->translate('week(s) on');
+            $max = 53;
+        } elseif ($repeat === RRule::MONTHLY) {
+            $text = $this->translate('month(s)');
+            $max = 12;
+        } else {
+            $text = $this->translate('day(s)');
+            $max = 31;
+        }
+
+        $options = ['min' => 1, 'max' => $max];
+        $this->addElement('number', 'interval', [
+            'class'      => 'autosubmit',
+            'value'      => 1,
+            'min'        => 1,
+            'max'        => $max,
+            'validators' => [new BetweenValidator($options)]
+        ]);
+
+        $numberSpecifier = HtmlElement::create('div', ['class' => 'number-specifier']);
+        $element = $this->getElement('interval');
+        $element->prependWrapper($numberSpecifier);
+
+        $numberSpecifier->prependHtml(HtmlElement::create('span', null, $this->translate('Every')));
+        $numberSpecifier->addHtml($element);
+        $numberSpecifier->addHtml(HtmlElement::create('span', null, $text));
+    }
+
+    /**
+     * Get prepared multipart updates
+     *
+     * @param RequestInterface $request
+     *
+     * @return array
+     */
+    public function prepareMultipartUpdate(RequestInterface $request): array
+    {
+        $autoSubmittedBy = $request->getHeader('X-Icinga-AutoSubmittedBy');
+        $pattern = '/\[(weekly-fields|monthly-fields|annually-fields)]\[(ordinal|month|day(\d+)?|[A-Z]{2})]$/';
+
+        $partUpdates = [];
+        if (
+            $autoSubmittedBy
+            && (
+                preg_match('/\[(start|end)]$/', $autoSubmittedBy[0], $matches)
+                || preg_match($pattern, $autoSubmittedBy[0])
+                || preg_match('/\[interval]/', $autoSubmittedBy[0])
+            )
+        ) {
+            $this->ensureAssembled();
+
+            $partUpdates[] = $this->getElement('schedule-recurrences');
+            if (
+                $this->getFrequency() === static::CUSTOM_EXPR
+                && $this->getCustomFrequency() === RRule::MONTHLY
+                && isset($matches[1])
+                && $matches[1] === 'start'
+            ) {
+                // To update the available fields/days based on the provided start time
+                $partUpdates[] = $this->monthlyFields;
+            }
+        }
+
+        return $partUpdates;
+    }
+
+    protected function registerAttributeCallbacks(Attributes $attributes)
+    {
+        parent::registerAttributeCallbacks($attributes);
+
+        $attributes->registerAttributeCallback('protector', null, [$this, 'setIdProtector']);
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/ScheduleElement/AnnuallyFields.php b/vendor/ipl/web/src/FormElement/ScheduleElement/AnnuallyFields.php
new file mode 100644
index 0000000..857711a
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/ScheduleElement/AnnuallyFields.php
@@ -0,0 +1,133 @@
+<?php
+
+namespace ipl\Web\FormElement\ScheduleElement;
+
+use InvalidArgumentException;
+use ipl\Html\Attributes;
+use ipl\Html\FormattedString;
+use ipl\Html\FormElement\FieldsetElement;
+use ipl\Html\HtmlElement;
+use ipl\Web\FormElement\ScheduleElement\Common\FieldsProtector;
+use ipl\Web\FormElement\ScheduleElement\Common\FieldsUtils;
+use ipl\Web\Widget\Icon;
+
+class AnnuallyFields extends FieldsetElement
+{
+    use FieldsUtils;
+    use FieldsProtector;
+
+    /** @var array A list of valid months */
+    protected $months = [];
+
+    /** @var string A month to preselect by default */
+    protected $default = 'JAN';
+
+    public function __construct($name, $attributes = null)
+    {
+        $this->months = [
+            'JAN' => $this->translate('Jan'),
+            'FEB' => $this->translate('Feb'),
+            'MAR' => $this->translate('Mar'),
+            'APR' => $this->translate('Apr'),
+            'MAY' => $this->translate('May'),
+            'JUN' => $this->translate('Jun'),
+            'JUL' => $this->translate('Jul'),
+            'AUG' => $this->translate('Aug'),
+            'SEP' => $this->translate('Sep'),
+            'OCT' => $this->translate('Oct'),
+            'NOV' => $this->translate('Nov'),
+            'DEC' => $this->translate('Dec')
+        ];
+
+        parent::__construct($name, $attributes);
+    }
+
+    protected function init(): void
+    {
+        parent::init();
+        $this->initUtils();
+    }
+
+    /**
+     * Set the default month to be activated
+     *
+     * @param string $default
+     *
+     * @return $this
+     */
+    public function setDefault(string $default): self
+    {
+        if (! isset($this->months[strtoupper($this->default)])) {
+            throw new InvalidArgumentException(sprintf('Invalid month provided: %s', $default));
+        }
+
+        $this->default = strtoupper($default);
+
+        return $this;
+    }
+
+    protected function assemble()
+    {
+        $this->getAttributes()->set('id', $this->protectId('annually-fields'));
+
+        $fieldsSelector = new FieldsRadio('month', [
+            'class'     => ['autosubmit', 'sr-only'],
+            'value'     => $this->default,
+            'options'   => $this->months,
+            'protector' => function ($value) {
+                return $this->protectId($value);
+            }
+        ]);
+        $this->registerElement($fieldsSelector);
+
+        $runsOnThe = $this->getPopulatedValue('runsOnThe', 'n');
+        $this->addElement('checkbox', 'runsOnThe', [
+            'class' => 'autosubmit',
+            'value' => $runsOnThe
+        ]);
+
+        $checkboxControls = HtmlElement::create('div', ['class' => 'toggle-slider-controls']);
+        $checkbox = $this->getElement('runsOnThe');
+        $checkbox->prependWrapper($checkboxControls);
+        $checkboxControls->addHtml($checkbox, HtmlElement::create('span', null, $this->translate('On the')));
+
+        $annuallyWrapper = HtmlElement::create('div', ['class' => 'annually']);
+        $checkboxControls->prependWrapper($annuallyWrapper);
+        $annuallyWrapper->addHtml($fieldsSelector);
+
+        $notes = HtmlElement::create('div', ['class' => 'note']);
+        $notes->addHtml(
+            FormattedString::create(
+                $this->translate('Use %s / %s keys to choose a month by keyboard.'),
+                new Icon('arrow-left'),
+                new Icon('arrow-right')
+            )
+        );
+        $annuallyWrapper->addHtml($notes);
+
+        $enumerations = $this->createOrdinalElement();
+        $enumerations->getAttributes()->set('disabled', $runsOnThe === 'n');
+        $this->registerElement($enumerations);
+
+        $selectableDays = $this->createOrdinalSelectableDays();
+        $selectableDays->getAttributes()->set('disabled', $runsOnThe === 'n');
+        $this->registerElement($selectableDays);
+
+        $ordinalWrapper = HtmlElement::create('div', ['class' => ['ordinal', 'annually']]);
+        $this
+            ->decorate($enumerations)
+            ->addHtml($enumerations);
+
+        $enumerations->prependWrapper($ordinalWrapper);
+        $ordinalWrapper->addHtml($enumerations, $selectableDays);
+    }
+
+    protected function registerAttributeCallbacks(Attributes $attributes)
+    {
+        parent::registerAttributeCallbacks($attributes);
+
+        $attributes
+            ->registerAttributeCallback('default', null, [$this, 'setDefault'])
+            ->registerAttributeCallback('protector', null, [$this, 'setIdProtector']);
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/ScheduleElement/Common/FieldsProtector.php b/vendor/ipl/web/src/FormElement/ScheduleElement/Common/FieldsProtector.php
new file mode 100644
index 0000000..affd519
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/ScheduleElement/Common/FieldsProtector.php
@@ -0,0 +1,41 @@
+<?php
+
+namespace ipl\Web\FormElement\ScheduleElement\Common;
+
+trait FieldsProtector
+{
+    /** @var callable */
+    protected $protector;
+
+    /**
+     * Set callback to protect ids with
+     *
+     * @param ?callable $protector
+     *
+     * @return $this
+     */
+    public function setIdProtector(?callable $protector): self
+    {
+        $this->protector = $protector;
+
+        return $this;
+    }
+
+    /**
+     * Protect the given html id
+     *
+     * The provided id is returned as is, if no protector is specified
+     *
+     * @param string $id
+     *
+     * @return string
+     */
+    public function protectId(string $id): string
+    {
+        if (is_callable($this->protector)) {
+            return call_user_func($this->protector, $id);
+        }
+
+        return $id;
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/ScheduleElement/Common/FieldsUtils.php b/vendor/ipl/web/src/FormElement/ScheduleElement/Common/FieldsUtils.php
new file mode 100644
index 0000000..bf28255
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/ScheduleElement/Common/FieldsUtils.php
@@ -0,0 +1,243 @@
+<?php
+
+namespace ipl\Web\FormElement\ScheduleElement\Common;
+
+use DateInterval;
+use DateTime;
+use Exception;
+use InvalidArgumentException;
+use ipl\Html\Contract\FormElement;
+use ipl\Scheduler\RRule;
+use ipl\Web\FormElement\ScheduleElement\MonthlyFields;
+
+trait FieldsUtils
+{
+    // Non-standard frequency options
+    public static $everyDay = 'day';
+    public static $everyWeekday = 'weekday';
+    public static $everyWeekend = 'weekend';
+
+    // Enumerators for the monthly and annually schedule of a custom frequency
+    public static $first = 'first';
+    public static $second = 'second';
+    public static $third = 'third';
+    public static $fourth = 'fourth';
+    public static $fifth = 'fifth';
+    public static $last = 'last';
+
+    private $regulars = [];
+
+    protected function initUtils(): void
+    {
+        $this->regulars = [
+            'MO' => $this->translate('Monday'),
+            'TU' => $this->translate('Tuesday'),
+            'WE' => $this->translate('Wednesday'),
+            'TH' => $this->translate('Thursday'),
+            'FR' => $this->translate('Friday'),
+            'SA' => $this->translate('Saturday'),
+            'SU' => $this->translate('Sunday')
+        ];
+    }
+
+    protected function createOrdinalElement(): FormElement
+    {
+        return $this->createElement('select', 'ordinal', [
+            'class'   => 'autosubmit',
+            'value'   => $this->getPopulatedValue('ordinal', static::$first),
+            'options' => [
+                static::$first  => $this->translate('First'),
+                static::$second => $this->translate('Second'),
+                static::$third  => $this->translate('Third'),
+                static::$fourth => $this->translate('Fourth'),
+                static::$fifth  => $this->translate('Fifth'),
+                static::$last   => $this->translate('Last')
+            ]
+        ]);
+    }
+
+    protected function createOrdinalSelectableDays(): FormElement
+    {
+        $select = $this->createElement('select', 'day', [
+            'class'   => 'autosubmit',
+            'value'   => $this->getPopulatedValue('day', static::$everyDay),
+            'options' => $this->regulars + [
+                'separator' => '──────────────────────────',
+                static::$everyDay     => $this->translate('Day'),
+                static::$everyWeekday => $this->translate('Weekday (Mon - Fri)'),
+                static::$everyWeekend => $this->translate('WeekEnd (Sat or Sun)')
+            ]
+        ]);
+        $select->getOption('separator')->getAttributes()->set('disabled', true);
+
+        return $select;
+    }
+
+    /**
+     * Load the given RRule instance into a list of key=>value pairs
+     *
+     * @param RRule $rule
+     *
+     * @return array
+     */
+    public function loadRRule(RRule $rule): array
+    {
+        $values = [];
+        $isMonthly = $rule->getFrequency() === RRule::MONTHLY;
+        if ($isMonthly && (! empty($rule->getByMonthDay()) || empty($rule->getByDay()))) {
+            $monthDays = $rule->getByMonthDay() ?? [];
+            foreach (range(1, $this->availableFields) as $value) {
+                $values["day$value"] = in_array((string) $value, $monthDays, true) ? 'y' : 'n';
+            }
+
+            $values['runsOn'] = MonthlyFields::RUNS_EACH;
+        } else {
+            $position = $rule->getBySetPosition();
+            $byDay = $rule->getByDay() ?? [];
+
+            if ($isMonthly) {
+                $values['runsOn'] = MonthlyFields::RUNS_ONTHE;
+            } else {
+                $months = $rule->getByMonth();
+                if (empty($months) && $rule->getStart()) {
+                    $months[] = $rule->getStart()->format('m');
+                } elseif (empty($months)) {
+                    $months[] = date('m');
+                }
+
+                $values['month'] = strtoupper($this->getMonthByNumber((int)$months[0]));
+                $values['runsOnThe'] = ! empty($byDay) ? 'y' : 'n';
+            }
+
+            if (count($byDay) == 1 && preg_match('/^(-?\d)(\w.*)$/', $byDay[0], $matches)) {
+                $values['ordinal'] = $this->getOrdinalString($matches[1]);
+                $values['day'] = $this->getWeekdayName($matches[2]);
+            } elseif (! empty($byDay)) {
+                $values['ordinal'] = $this->getOrdinalString(current($position));
+                switch (count($byDay)) {
+                    case MonthlyFields::WEEK_DAYS:
+                        $values['day'] = static::$everyDay;
+
+                        break;
+                    case MonthlyFields::WEEK_DAYS - 2:
+                        $values['day'] = static::$everyWeekday;
+
+                        break;
+                    case 1:
+                        $values['day'] = current($byDay);
+
+                        break;
+                    case 2:
+                        $byDay = array_flip($byDay);
+                        if (isset($byDay['SA']) && isset($byDay['SU'])) {
+                            $values['day'] = static::$everyWeekend;
+                        }
+                }
+            }
+        }
+
+        return $values;
+    }
+
+    /**
+     * Transform the given expression part into a valid week day string representation
+     *
+     * @param string $day
+     *
+     * @return string
+     */
+    public function getWeekdayName(string $day): string
+    {
+        // Not transformation is needed when the given day is part of the valid weekdays
+        if (isset($this->regulars[strtoupper($day)])) {
+            return $day;
+        }
+
+        try {
+            // Try to figure it out using date time before raising an error
+            $datetime = new DateTime('Sunday');
+            $datetime->add(new DateInterval("P$day" . 'D'));
+
+            return $datetime->format('D');
+        } catch (Exception $_) {
+            throw new InvalidArgumentException(sprintf('Invalid weekday provided: %s', $day));
+        }
+    }
+
+    /**
+     * Transform the given integer enums into something like first,second...
+     *
+     * @param string $ordinal
+     *
+     * @return string
+     */
+    public function getOrdinalString(string $ordinal): string
+    {
+        switch ($ordinal) {
+            case '1':
+                return static::$first;
+            case '2':
+                return static::$second;
+            case '3':
+                return static::$third;
+            case '4':
+                return static::$fourth;
+            case '5':
+                return static::$fifth;
+            case '-1':
+                return static::$last;
+            default:
+                throw new InvalidArgumentException(
+                    sprintf('Invalid ordinal string representation provided: %s', $ordinal)
+                );
+        }
+    }
+
+    /**
+     * Get the string representation of the given ordinal to an integer
+     *
+     * This transforms the given ordinal such as (first, second...) into its respective
+     * integral representation. At the moment only (1..5 + the non-standard "last") options
+     * are supported. So if this method returns the character "-1", is meant the last option.
+     *
+     * @param string $ordinal
+     *
+     * @return int
+     */
+    public function getOrdinalAsInteger(string $ordinal): int
+    {
+        switch ($ordinal) {
+            case static::$first:
+                return 1;
+            case static::$second:
+                return 2;
+            case static::$third:
+                return 3;
+            case static::$fourth:
+                return 4;
+            case static::$fifth:
+                return 5;
+            case static::$last:
+                return -1;
+            default:
+                throw new InvalidArgumentException(sprintf('Invalid enumerator provided: %s', $ordinal));
+        }
+    }
+
+    /**
+     * Get a short textual representation of the given month
+     *
+     * @param int $month
+     *
+     * @return string
+     */
+    public function getMonthByNumber(int $month): string
+    {
+        $time = DateTime::createFromFormat('!m', $month);
+        if ($time) {
+            return $time->format('M');
+        }
+
+        throw new InvalidArgumentException(sprintf('Invalid month number provided: %d', $month));
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/ScheduleElement/FieldsRadio.php b/vendor/ipl/web/src/FormElement/ScheduleElement/FieldsRadio.php
new file mode 100644
index 0000000..31b77c3
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/ScheduleElement/FieldsRadio.php
@@ -0,0 +1,58 @@
+<?php
+
+namespace ipl\Web\FormElement\ScheduleElement;
+
+use ipl\Html\Attributes;
+use ipl\Html\FormElement\InputElement;
+use ipl\Html\FormElement\RadioElement;
+use ipl\Html\HtmlElement;
+use ipl\Web\FormElement\ScheduleElement\Common\FieldsProtector;
+
+class FieldsRadio extends RadioElement
+{
+    use FieldsProtector;
+
+    protected function assemble()
+    {
+        $listItems = HtmlElement::create('ul', ['class' => ['schedule-element-fields', 'single-fields']]);
+        foreach ($this->options as $option) {
+            $radio = (new InputElement($this->getValueOfNameAttribute()))
+                ->setValue($option->getValue())
+                ->setType($this->type);
+
+            $radio->setAttributes(clone $this->getAttributes());
+
+            $htmlId = $this->protectId($option->getValue());
+            $radio->getAttributes()
+                ->set('id', $htmlId)
+                ->registerAttributeCallback('checked', function () use ($option) {
+                    return (string) $this->getValue() === (string) $option->getValue();
+                })
+                ->registerAttributeCallback('required', [$this, 'getRequiredAttribute'])
+                ->registerAttributeCallback('disabled', function () use ($option) {
+                    return $this->getAttributes()->get('disabled')->getValue() || $option->isDisabled();
+                });
+
+            $listItem = HtmlElement::create('li');
+            $listItem->addHtml(
+                $radio,
+                HtmlElement::create('label', [
+                    'for'      => $htmlId,
+                    'class'    => $option->getLabelCssClass(),
+                    'tabindex' => -1
+                ], $option->getLabel())
+            );
+            $listItems->addHtml($listItem);
+        }
+
+        $this->addHtml($listItems);
+    }
+
+    protected function registerAttributeCallbacks(Attributes $attributes)
+    {
+        parent::registerAttributeCallbacks($attributes);
+
+        $attributes
+            ->registerAttributeCallback('protector', null, [$this, 'setIdProtector']);
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/ScheduleElement/MonthlyFields.php b/vendor/ipl/web/src/FormElement/ScheduleElement/MonthlyFields.php
new file mode 100644
index 0000000..26329fc
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/ScheduleElement/MonthlyFields.php
@@ -0,0 +1,191 @@
+<?php
+
+namespace ipl\Web\FormElement\ScheduleElement;
+
+use ipl\Html\Attributes;
+use ipl\Html\FormElement\FieldsetElement;
+use ipl\Html\HtmlElement;
+use ipl\Validator\CallbackValidator;
+use ipl\Validator\InArrayValidator;
+use ipl\Validator\ValidatorChain;
+use ipl\Web\FormElement\ScheduleElement\Common\FieldsProtector;
+use ipl\Web\FormElement\ScheduleElement\Common\FieldsUtils;
+
+class MonthlyFields extends FieldsetElement
+{
+    use FieldsUtils;
+    use FieldsProtector;
+
+    /** @var string Used as radio option to run each selected days/months */
+    public const RUNS_EACH = 'each';
+
+    /** @var string Used as radio option to build complex job schedules */
+    public const RUNS_ONTHE = 'onthe';
+
+    /** @var int Number of days in a week */
+    public const WEEK_DAYS = 7;
+
+    /** @var int Day of the month to preselect by default */
+    protected $default = 1;
+
+    /** @var int Number of fields to render */
+    protected $availableFields;
+
+    protected function init(): void
+    {
+        parent::init();
+        $this->initUtils();
+
+        $this->availableFields = (int) date('t');
+    }
+
+    /**
+     * Set the available fields/days of the month to be rendered
+     *
+     * @param int $fields
+     *
+     * @return $this
+     */
+    public function setAvailableFields(int $fields): self
+    {
+        $this->availableFields = $fields;
+
+        return $this;
+    }
+
+    /**
+     * Set the default field/day to be selected
+     *
+     * @param int $default
+     *
+     * @return $this
+     */
+    public function setDefault(int $default): self
+    {
+        $this->default = $default;
+
+        return $this;
+    }
+
+    /**
+     * Get all the selected weekdays
+     *
+     * @return array
+     */
+    public function getSelectedDays(): array
+    {
+        $selectedDays = [];
+        foreach (range(1, $this->availableFields) as $day) {
+            if ($this->getValue("day$day", 'n') === 'y') {
+                $selectedDays[] = $day;
+            }
+        }
+
+        if (empty($selectedDays)) {
+            $selectedDays[] = $this->default;
+        }
+
+        return $selectedDays;
+    }
+
+    protected function assemble()
+    {
+        $this->getAttributes()->set('id', $this->protectId('monthly-fields'));
+
+        $runsOn = $this->getPopulatedValue('runsOn', static::RUNS_EACH);
+        $this->addElement('radio', 'runsOn', [
+            'required' => true,
+            'class'    => 'autosubmit',
+            'value'    => $runsOn,
+            'options'  => [static::RUNS_EACH => $this->translate('Each')],
+        ]);
+
+        $listItems = HtmlElement::create('ul', ['class' => ['schedule-element-fields', 'multiple-fields']]);
+        if ($runsOn === static::RUNS_ONTHE) {
+            $listItems->getAttributes()->add('class', 'disabled');
+        }
+
+        foreach (range(1, $this->availableFields) as $day) {
+            $checkbox = $this->createElement('checkbox', "day$day", [
+                'class' => ['autosubmit', 'sr-only'],
+                'value' => $day === $this->default && $runsOn === static::RUNS_EACH
+            ]);
+            $this->registerElement($checkbox);
+
+            $htmlId = $this->protectId("day$day");
+            $checkbox->getAttributes()->set('id', $htmlId);
+
+            $listItem = HtmlElement::create('li');
+            $listItem->addHtml($checkbox, HtmlElement::create('label', ['for' => $htmlId], $day));
+            $listItems->addHtml($listItem);
+        }
+
+        $monthlyWrapper = HtmlElement::create('div', ['class' => 'monthly']);
+        $runsEach = $this->getElement('runsOn');
+        $runsEach->prependWrapper($monthlyWrapper);
+        $monthlyWrapper->addHtml($runsEach, $listItems);
+
+        $this->addElement('radio', 'runsOn', [
+            'required'   => $runsOn !== static::RUNS_EACH,
+            'class'      => 'autosubmit',
+            'options'    => [static::RUNS_ONTHE => $this->translate('On the')],
+            'validators' => [
+                new InArrayValidator([
+                    'strict'   => true,
+                    'haystack' => [static::RUNS_EACH, static::RUNS_ONTHE]
+                ])
+            ]
+        ]);
+
+        $ordinalWrapper = HtmlElement::create('div', ['class' => 'ordinal']);
+        $runsOnThe = $this->getElement('runsOn');
+        $runsOnThe->prependWrapper($ordinalWrapper);
+        $ordinalWrapper->addHtml($runsOnThe);
+
+        $enumerations = $this->createOrdinalElement();
+        $enumerations->getAttributes()->set('disabled', $runsOn === static::RUNS_EACH);
+        $this->registerElement($enumerations);
+
+        $selectableDays = $this->createOrdinalSelectableDays();
+        $selectableDays->getAttributes()->set('disabled', $runsOn === static::RUNS_EACH);
+        $this->registerElement($selectableDays);
+
+        $ordinalWrapper->addHtml($enumerations, $selectableDays);
+    }
+
+    protected function registerAttributeCallbacks(Attributes $attributes)
+    {
+        parent::registerAttributeCallbacks($attributes);
+
+        $attributes
+            ->registerAttributeCallback('default', null, [$this, 'setDefault'])
+            ->registerAttributeCallback('availableFields', null, [$this, 'setAvailableFields'])
+            ->registerAttributeCallback('protector', null, [$this, 'setIdProtector']);
+    }
+
+    protected function addDefaultValidators(ValidatorChain $chain): void
+    {
+        $chain->add(
+            new CallbackValidator(function ($_, CallbackValidator $validator): bool {
+                if ($this->getValue('runsOn', static::RUNS_EACH) !== static::RUNS_EACH) {
+                    return true;
+                }
+
+                $valid = false;
+                foreach (range(1, $this->availableFields) as $day) {
+                    if ($this->getValue("day$day") === 'y') {
+                        $valid = true;
+
+                        break;
+                    }
+                }
+
+                if (! $valid) {
+                    $validator->addMessage($this->translate('You must select at least one of these days'));
+                }
+
+                return $valid;
+            })
+        );
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/ScheduleElement/Recurrence.php b/vendor/ipl/web/src/FormElement/ScheduleElement/Recurrence.php
new file mode 100644
index 0000000..8693b20
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/ScheduleElement/Recurrence.php
@@ -0,0 +1,89 @@
+<?php
+
+namespace ipl\Web\FormElement\ScheduleElement;
+
+use DateTime;
+use ipl\Html\Attributes;
+use ipl\Html\FormElement\BaseFormElement;
+use ipl\Html\HtmlElement;
+use ipl\Html\Text;
+use ipl\I18n\Translation;
+use ipl\Scheduler\Contract\Frequency;
+use ipl\Scheduler\RRule;
+
+class Recurrence extends BaseFormElement
+{
+    use Translation;
+
+    protected $tag = 'div';
+
+    protected $defaultAttributes = ['class' => 'schedule-recurrences'];
+
+    /** @var callable A callable that generates a frequency instance */
+    protected $frequencyCallback;
+
+    /** @var callable A validation callback for the schedule element */
+    protected $validateCallback;
+
+    /**
+     * Set a validation callback that will be called when assembling this element
+     *
+     * @param callable $callback
+     *
+     * @return $this
+     */
+    public function setValid(callable $callback): self
+    {
+        $this->validateCallback = $callback;
+
+        return $this;
+    }
+
+    /**
+     * Set a callback that generates an {@see Frequency} instance
+     *
+     * @param callable $callback
+     *
+     * @return $this
+     */
+    public function setFrequency(callable $callback): self
+    {
+        $this->frequencyCallback = $callback;
+
+        return $this;
+    }
+
+    protected function assemble()
+    {
+        list($isValid, $reason) = ($this->validateCallback)();
+        if (! $isValid) {
+            // Render why we can't generate the recurrences
+            $this->addHtml(Text::create($reason));
+
+            return;
+        }
+
+        /** @var RRule $frequency */
+        $frequency = ($this->frequencyCallback)();
+        $recurrences = $frequency->getNextRecurrences(new DateTime(), 3);
+        if (! $recurrences->valid()) {
+            // Such a situation can be caused by setting an invalid end time
+            $this->addHtml(HtmlElement::create('p', null, Text::create($this->translate('Never'))));
+
+            return;
+        }
+
+        foreach ($recurrences as $recurrence) {
+            $this->addHtml(HtmlElement::create('p', null, $recurrence->format($this->translate('D, Y/m/d, H:i:s'))));
+        }
+    }
+
+    protected function registerAttributeCallbacks(Attributes $attributes)
+    {
+        parent::registerAttributeCallbacks($attributes);
+
+        $attributes
+            ->registerAttributeCallback('frequency', null, [$this, 'setFrequency'])
+            ->registerAttributeCallback('validate', null, [$this, 'setValid']);
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/ScheduleElement/WeeklyFields.php b/vendor/ipl/web/src/FormElement/ScheduleElement/WeeklyFields.php
new file mode 100644
index 0000000..01933ca
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/ScheduleElement/WeeklyFields.php
@@ -0,0 +1,151 @@
+<?php
+
+namespace ipl\Web\FormElement\ScheduleElement;
+
+use InvalidArgumentException;
+use ipl\Html\Attributes;
+use ipl\Html\FormElement\FieldsetElement;
+use ipl\Html\HtmlElement;
+use ipl\Validator\CallbackValidator;
+use ipl\Validator\ValidatorChain;
+use ipl\Web\FormElement\ScheduleElement\Common\FieldsProtector;
+
+class WeeklyFields extends FieldsetElement
+{
+    use FieldsProtector;
+
+    /** @var array A list of valid week days */
+    protected $weekdays = [];
+
+    /** @var string A valid weekday to be selected by default */
+    protected $default = 'MO';
+
+    public function __construct($name, $attributes = null)
+    {
+        $this->weekdays = [
+            'MO' => $this->translate('Mon'),
+            'TU' => $this->translate('Tue'),
+            'WE' => $this->translate('Wed'),
+            'TH' => $this->translate('Thu'),
+            'FR' => $this->translate('Fri'),
+            'SA' => $this->translate('Sat'),
+            'SU' => $this->translate('Sun')
+        ];
+
+        parent::__construct($name, $attributes);
+    }
+
+    /**
+     * Set the default weekday to be preselected
+     *
+     * @param string $default
+     *
+     * @return $this
+     */
+    public function setDefault(string $default): self
+    {
+        $weekday = strlen($default) > 2 ? substr($default, 0, -1) : $default;
+        if (! isset($this->weekdays[strtoupper($weekday)])) {
+            throw new InvalidArgumentException(sprintf('Invalid weekday provided: %s', $default));
+        }
+
+        $this->default = strtoupper($weekday);
+
+        return $this;
+    }
+
+    /**
+     * Get all the selected weekdays
+     *
+     * @return array
+     */
+    public function getSelectedWeekDays(): array
+    {
+        $selectedDays = [];
+        foreach ($this->weekdays as $day => $_) {
+            if ($this->getValue($day, 'n') === 'y') {
+                $selectedDays[] = $day;
+            }
+        }
+
+        if (empty($selectedDays)) {
+            $selectedDays[] = $this->default;
+        }
+
+        return $selectedDays;
+    }
+
+    /**
+     * Transform the given weekdays into key=>value array that can be populated
+     *
+     * @param array $weekdays
+     *
+     * @return array
+     */
+    public function loadWeekDays(array $weekdays): array
+    {
+        $values = [];
+        foreach ($this->weekdays as $weekday => $_) {
+            $values[$weekday] = in_array($weekday, $weekdays, true) ? 'y' : 'n';
+        }
+
+        return $values;
+    }
+
+    protected function assemble()
+    {
+        $this->getAttributes()->set('id', $this->protectId('weekly-fields'));
+
+        $fieldsWrapper = HtmlElement::create('div', ['class' => 'weekly']);
+        $listItems = HtmlElement::create('ul', ['class' => ['schedule-element-fields', 'multiple-fields']]);
+
+        foreach ($this->weekdays as $day => $value) {
+            $checkbox = $this->createElement('checkbox', $day, [
+                'class' => ['autosubmit', 'sr-only'],
+                'value' => $day === $this->default
+            ]);
+            $this->registerElement($checkbox);
+
+            $htmlId = $this->protectId("weekday-$day");
+            $checkbox->getAttributes()->set('id', $htmlId);
+
+            $listItem = HtmlElement::create('li');
+            $listItem->addHtml($checkbox, HtmlElement::create('label', ['for' => $htmlId], $value));
+            $listItems->addHtml($listItem);
+        }
+
+        $fieldsWrapper->addHtml($listItems);
+        $this->addHtml($fieldsWrapper);
+    }
+
+    protected function registerAttributeCallbacks(Attributes $attributes)
+    {
+        parent::registerAttributeCallbacks($attributes);
+
+        $attributes
+            ->registerAttributeCallback('default', null, [$this, 'setDefault'])
+            ->registerAttributeCallback('protector', null, [$this, 'setIdProtector']);
+    }
+
+    protected function addDefaultValidators(ValidatorChain $chain): void
+    {
+        $chain->add(
+            new CallbackValidator(function ($_, CallbackValidator $validator): bool {
+                $valid = false;
+                foreach ($this->weekdays as $weekday => $_) {
+                    if ($this->getValue($weekday) === 'y') {
+                        $valid = true;
+
+                        break;
+                    }
+                }
+
+                if (! $valid) {
+                    $validator->addMessage($this->translate('You must select at least one of these weekdays'));
+                }
+
+                return $valid;
+            })
+        );
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/TermInput.php b/vendor/ipl/web/src/FormElement/TermInput.php
new file mode 100644
index 0000000..352cce4
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/TermInput.php
@@ -0,0 +1,450 @@
+<?php
+
+namespace ipl\Web\FormElement;
+
+use ipl\Html\Attributes;
+use ipl\Html\Form;
+use ipl\Html\FormElement\FieldsetElement;
+use ipl\Html\FormElement\HiddenElement;
+use ipl\Html\HtmlElement;
+use ipl\Html\HtmlString;
+use ipl\Stdlib\Events;
+use ipl\Web\FormElement\TermInput\RegisteredTerm;
+use ipl\Web\FormElement\TermInput\TermContainer;
+use ipl\Web\FormElement\TermInput\ValidatedTerm;
+use ipl\Web\Url;
+use Psr\Http\Message\ServerRequestInterface;
+
+class TermInput extends FieldsetElement
+{
+    use Events;
+
+    /** @var string Emitted in case the user added new terms */
+    const ON_ADD = 'on_add';
+
+    /** @var string Emitted in case the user inserted new terms */
+    const ON_PASTE = 'on_paste';
+
+    /** @var string Emitted in case the user changed existing terms */
+    const ON_SAVE = 'on_save';
+
+    /** @var string Emitted in case the user removed terms */
+    const ON_REMOVE = 'on_remove';
+
+    /** @var string Emitted in case terms need to be enriched */
+    const ON_ENRICH = 'on_enrich';
+
+    /** @var Url The suggestion url */
+    protected $suggestionUrl;
+
+    /** @var bool Whether term direction is vertical */
+    protected $verticalTermDirection = false;
+
+    /** @var array Changes to transmit to the client */
+    protected $changes = [];
+
+    /** @var RegisteredTerm[] The terms */
+    protected $terms = [];
+
+    /** @var bool Whether this input has been automatically submitted */
+    private $hasBeenAutoSubmitted = false;
+
+    /** @var bool Whether the term input value has been pasted */
+    private $valueHasBeenPasted;
+
+    /** @var TermContainer The term container */
+    protected $termContainer;
+
+    /**
+     * Set the suggestion url
+     *
+     * @param Url $url
+     *
+     * @return $this
+     */
+    public function setSuggestionUrl(Url $url): self
+    {
+        $this->suggestionUrl = $url;
+
+        return $this;
+    }
+
+    /**
+     * Get the suggestion url
+     *
+     * @return ?Url
+     */
+    public function getSuggestionUrl(): ?Url
+    {
+        return $this->suggestionUrl;
+    }
+
+    /**
+     * Set whether term direction should be vertical
+     *
+     * @param bool $state
+     *
+     * @return $this
+     */
+    public function setVerticalTermDirection(bool $state = true): self
+    {
+        $this->verticalTermDirection = $state;
+
+        return $this;
+    }
+
+    /**
+     * Get the desired term direction
+     *
+     * @return ?string
+     */
+    public function getTermDirection(): ?string
+    {
+        return $this->verticalTermDirection ? 'vertical' : null;
+    }
+
+    /**
+     * Set terms
+     *
+     * @param RegisteredTerm ...$terms
+     *
+     * @return $this
+     */
+    public function setTerms(RegisteredTerm ...$terms): self
+    {
+        $this->terms = $terms;
+
+        return $this;
+    }
+
+    /**
+     * Get the terms
+     *
+     * @return RegisteredTerm[]
+     */
+    public function getTerms(): array
+    {
+        return $this->terms;
+    }
+
+    public function getElements()
+    {
+        // TODO: Only a quick-fix. Remove once fieldsets are properly partially validated
+        $this->ensureAssembled();
+
+        return parent::getElements();
+    }
+
+    public function getValue($name = null, $default = null)
+    {
+        if ($name !== null) {
+            return parent::getValue($name, $default);
+        }
+
+        $terms = [];
+        foreach ($this->getTerms() as $term) {
+            $terms[] = $term->render(',');
+        }
+
+        return implode(',', $terms);
+    }
+
+    public function setValue($value)
+    {
+        $recipients = $value;
+        if (is_array($value)) {
+            $recipients = $value['value'] ?? '';
+            parent::setValue($value);
+        }
+
+        $terms = [];
+        foreach ($this->parseValue($recipients) as $term) {
+            $terms[] = new RegisteredTerm($term);
+        }
+
+        return $this->setTerms(...$terms);
+    }
+
+    /**
+     * Parse the given separated string of terms
+     *
+     * @param string $value
+     *
+     * @return string[]
+     */
+    public function parseValue(string $value): array
+    {
+        $terms = [];
+
+        $term = '';
+        $ignoreSeparator = false;
+        for ($i = 0; $i <= strlen($value); $i++) {
+            if (! isset($value[$i])) {
+                if (! empty($term)) {
+                    $terms[] = rawurldecode($term);
+                }
+
+                break;
+            }
+
+            $c = $value[$i];
+            if ($c === '"') {
+                $ignoreSeparator = ! $ignoreSeparator;
+            } elseif (! $ignoreSeparator && $c === ',') {
+                $terms[] = rawurldecode($term);
+                $term = '';
+            } else {
+                $term .= $c;
+            }
+        }
+
+        return $terms;
+    }
+
+    /**
+     * Prepare updates to transmit for this input during multipart responses
+     *
+     * @param ServerRequestInterface $request
+     *
+     * @return array
+     */
+    public function prepareMultipartUpdate(ServerRequestInterface $request): array
+    {
+        $updates = [];
+        if ($this->valueHasBeenPasted()) {
+            $updates[] = $this->termContainer();
+            $updates[] = [
+                HtmlString::create(json_encode(['#' . $this->getName() . '-search-input', []])),
+                'Behavior:InputEnrichment'
+            ];
+        } elseif (! empty($this->changes)) {
+            $updates[] = [
+                HtmlString::create(json_encode(['#' . $this->getName() . '-search-input', $this->changes])),
+                'Behavior:InputEnrichment'
+            ];
+        }
+
+        if (empty($updates) && $this->hasBeenAutoSubmitted()) {
+            $updates[] = $updates[] = [
+                HtmlString::create(json_encode(['#' . $this->getName() . '-search-input', 'bogus'])),
+                'Behavior:InputEnrichment'
+            ];
+        }
+
+        return $updates;
+    }
+
+    /**
+     * Get whether this input has been automatically submitted
+     *
+     * @return bool
+     */
+    private function hasBeenAutoSubmitted(): bool
+    {
+        return $this->hasBeenAutoSubmitted;
+    }
+
+    /**
+     * Get whether the term input value has been pasted
+     *
+     * @return bool
+     */
+    private function valueHasBeenPasted(): bool
+    {
+        if ($this->valueHasBeenPasted === null) {
+            $this->valueHasBeenPasted = ($this->getElement('data')->getValue()['type'] ?? null) === 'paste';
+        }
+
+        return $this->valueHasBeenPasted;
+    }
+
+    public function onRegistered(Form $form)
+    {
+        $termContainerId = $this->getName() . '-terms';
+        $mainInputId = $this->getName() . '-search-input';
+        $autoSubmittedBy = $form->getRequest()->getHeader('X-Icinga-Autosubmittedby');
+
+        $this->hasBeenAutoSubmitted = in_array($mainInputId, $autoSubmittedBy, true)
+            || in_array($termContainerId, $autoSubmittedBy, true);
+
+        parent::onRegistered($form);
+    }
+
+    /**
+     * Validate the given terms
+     *
+     * @param string $type The type of change to validate
+     * @param array $terms The terms affected by the change
+     * @param array $changes Potential changes made by validators
+     *
+     * @return bool
+     */
+    private function validateTerms(string $type, array $terms, array &$changes): bool
+    {
+        $validatedTerms = [];
+        foreach ($terms as $index => $data) {
+            $validatedTerms[$index] = ValidatedTerm::fromTermData($data);
+        }
+
+        switch ($type) {
+            case 'submit':
+            case 'exchange':
+                $type = self::ON_ADD;
+
+                break;
+            case 'paste':
+                $type = self::ON_PASTE;
+
+                break;
+            case 'save':
+                $type = self::ON_SAVE;
+
+                break;
+            case 'remove':
+            default:
+                return true;
+        }
+
+        $this->emit($type, [$validatedTerms]);
+
+        $invalid = false;
+        foreach ($validatedTerms as $index => $term) {
+            if (! $term->isValid()) {
+                $invalid = true;
+            }
+
+            if (! $term->isValid() || $term->hasBeenChanged()) {
+                $changes[$index] = $term->toTermData();
+            }
+        }
+
+        return $invalid;
+    }
+
+    /**
+     * Get the term container
+     *
+     * @return TermContainer
+     */
+    protected function termContainer(): TermContainer
+    {
+        if ($this->termContainer === null) {
+            $this->termContainer = (new TermContainer($this))
+                ->setAttribute('id', $this->getName() . '-terms');
+        }
+
+        return $this->termContainer;
+    }
+
+    protected function assemble()
+    {
+        $myName = $this->getName();
+
+        $termInputId = $myName . '-term-input';
+        $dataInputId = $myName . '-data-input';
+        $searchInputId = $myName . '-search-input';
+        $suggestionsId = $myName . '-suggestions';
+
+        $termContainer = $this->termContainer();
+
+        $suggestions = (new HtmlElement('div'))
+            ->setAttribute('id', $suggestionsId)
+            ->setAttribute('class', 'search-suggestions');
+
+        $termInput = $this->createElement('hidden', 'value', [
+            'id' => $termInputId,
+            'disabled' => true
+        ]);
+
+        $dataInput = new class ('data', [
+            'ignore' => true,
+            'id' => $dataInputId,
+            'validators' => ['callback' => function ($data) use ($termContainer) {
+                $changes = [];
+                $invalid = $this->validateTerms($data['type'], $data['terms'] ?? [], $changes);
+                $this->changes = $changes;
+
+                $terms = $this->getTerms();
+                foreach ($changes as $index => $termData) {
+                    $terms[$index]->applyTermData($termData);
+                }
+
+                return ! $invalid;
+            }]
+        ]) extends HiddenElement {
+            /** @var TermInput */
+            private $parent;
+
+            public function setParent(TermInput $parent): void
+            {
+                $this->parent = $parent;
+            }
+
+            public function setValue($value)
+            {
+                $data = json_decode($value, true);
+                if (($data['type'] ?? null) === 'paste') {
+                    array_push($data['terms'], ...array_map(function ($t) {
+                        return ['search' => $t];
+                    }, $this->parent->parseValue($data['input'])));
+                }
+
+                return parent::setValue($data);
+            }
+
+            public function getValueAttribute()
+            {
+                return null;
+            }
+        };
+        $dataInput->setParent($this);
+
+        $label = $this->getLabel();
+        $this->setLabel(null);
+
+        // TODO: Separator customization
+        $mainInput = $this->createElement('text', 'value', [
+            'id' => $searchInputId,
+            'label' => $label,
+            'required' => $this->isRequired(),
+            'placeholder' => $this->translate('Type to search. Separate multiple terms by comma.'),
+            'class' => 'term-input',
+            'autocomplete' => 'off',
+            'data-term-separator' => ',',
+            'data-enrichment-type' => 'terms',
+            'data-with-multi-completion' => true,
+            'data-no-auto-submit-on-remove' => true,
+            'data-term-direction' => $this->getTermDirection(),
+            'data-data-input' => '#' . $dataInputId,
+            'data-term-input' => '#' . $termInputId,
+            'data-term-container' => '#' . $termContainer->getAttribute('id')->getValue(),
+            'data-term-suggestions' => '#' . $suggestionsId
+        ]);
+        $mainInput->getAttributes()
+            ->registerAttributeCallback('value', function () {
+                return null;
+            });
+        if ($this->getSuggestionUrl() !== null) {
+            $mainInput->getAttributes()->registerAttributeCallback('data-suggest-url', function () {
+                return (string) $this->getSuggestionUrl();
+            });
+        }
+
+        $this->addElement($termInput);
+        $this->addElement($dataInput);
+        $this->addElement($mainInput);
+
+        $mainInput->prependWrapper((new HtmlElement(
+            'div',
+            Attributes::create(['class' => ['term-input-area', $this->getTermDirection()]]),
+            $termContainer,
+            new HtmlElement('label', null, $mainInput)
+        )));
+
+        $this->addHtml($suggestions);
+
+        if (! $this->hasBeenAutoSubmitted()) {
+            $this->emit(self::ON_ENRICH, [$this->getTerms()]);
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/TermInput/RegisteredTerm.php b/vendor/ipl/web/src/FormElement/TermInput/RegisteredTerm.php
new file mode 100644
index 0000000..dd79dd1
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/TermInput/RegisteredTerm.php
@@ -0,0 +1,144 @@
+<?php
+
+namespace ipl\Web\FormElement\TermInput;
+
+class RegisteredTerm implements Term
+{
+    /** @var string The search value */
+    protected $value;
+
+    /** @var ?string The label */
+    protected $label;
+
+    /** @var ?string The CSS class */
+    protected $class;
+
+    /** @var string The failure message */
+    protected $message;
+
+    /** @var string The validation constraint */
+    protected $pattern;
+
+    /**
+     * Create a new RegisteredTerm
+     *
+     * @param string $value The search value
+     */
+    public function __construct(string $value)
+    {
+        $this->setSearchValue($value);
+    }
+
+    public function setSearchValue(string $value): self
+    {
+        $this->value = $value;
+
+        return $this;
+    }
+
+    public function getSearchValue(): string
+    {
+        return $this->value;
+    }
+
+    public function setLabel(string $label): self
+    {
+        $this->label = $label;
+
+        return $this;
+    }
+
+    public function getLabel(): ?string
+    {
+        return $this->label;
+    }
+
+    public function setClass(string $class): self
+    {
+        $this->class = $class;
+
+        return $this;
+    }
+
+    public function getClass(): ?string
+    {
+        return $this->class;
+    }
+
+    public function setMessage(string $message): self
+    {
+        $this->message = $message;
+
+        return $this;
+    }
+
+    public function getMessage(): ?string
+    {
+        return $this->message;
+    }
+
+    public function setPattern(string $pattern): self
+    {
+        $this->pattern = $pattern;
+
+        return $this;
+    }
+
+    public function getPattern(): ?string
+    {
+        if ($this->message === null) {
+            return null;
+        }
+
+        return $this->pattern ?? sprintf(Term::DEFAULT_CONSTRAINT, $this->getLabel() ?? $this->getSearchValue());
+    }
+
+    /**
+     * Render this term as a string
+     *
+     * Pass the separator being used to separate multiple terms. If the term's value contains it,
+     * the result will be automatically quoted.
+     *
+     * @param string $separator
+     *
+     * @return string
+     */
+    public function render(string $separator): string
+    {
+        if (strpos($this->value, $separator) !== false) {
+            return '"' . $this->value . '"';
+        }
+
+        return $this->value;
+    }
+
+    /**
+     * Apply the given term data to this term
+     *
+     * @param array $termData
+     *
+     * @return void
+     */
+    public function applyTermData(array $termData): void
+    {
+        if (isset($termData['search'])) {
+            $this->value = $termData['search'];
+        }
+
+        if (isset($termData['label'])) {
+            $this->setLabel($termData['label']);
+        }
+
+        if (isset($termData['class'])) {
+            $this->setClass($termData['class']);
+        }
+
+        if (isset($termData['invalidMsg'])) {
+            $this->setMessage($termData['invalidMsg']);
+        }
+
+        if (isset($termData['pattern'])) {
+            $this->setPattern($termData['pattern']);
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/TermInput/Term.php b/vendor/ipl/web/src/FormElement/TermInput/Term.php
new file mode 100644
index 0000000..be08e8a
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/TermInput/Term.php
@@ -0,0 +1,89 @@
+<?php
+
+namespace ipl\Web\FormElement\TermInput;
+
+interface Term
+{
+    /** @var string The default validation constraint */
+    public const DEFAULT_CONSTRAINT = '^\s*(?!%s\b).*\s*$';
+
+    /**
+     * Set the search value
+     *
+     * @param string $value
+     *
+     * @return $this
+     */
+    public function setSearchValue(string $value);
+
+    /**
+     * Get the search value
+     *
+     * @return string
+     */
+    public function getSearchValue(): string;
+
+    /**
+     * Set the label
+     *
+     * @param string $label
+     *
+     * @return $this
+     */
+    public function setLabel(string $label);
+
+    /**
+     * Get the label
+     *
+     * @return ?string
+     */
+    public function getLabel(): ?string;
+
+    /**
+     * Set the CSS class
+     *
+     * @param string $class
+     *
+     * @return $this
+     */
+    public function setClass(string $class);
+
+    /**
+     * Get the CSS class
+     *
+     * @return ?string
+     */
+    public function getClass(): ?string;
+
+    /**
+     * Set the failure message
+     *
+     * @param string $message
+     *
+     * @return $this
+     */
+    public function setMessage(string $message);
+
+    /**
+     * Get the failure message
+     *
+     * @return ?string
+     */
+    public function getMessage(): ?string;
+
+    /**
+     * Set the validation constraint
+     *
+     * @param string $pattern
+     *
+     * @return $this
+     */
+    public function setPattern(string $pattern);
+
+    /**
+     * Get the validation constraint
+     *
+     * @return ?string
+     */
+    public function getPattern(): ?string;
+}
diff --git a/vendor/ipl/web/src/FormElement/TermInput/TermContainer.php b/vendor/ipl/web/src/FormElement/TermInput/TermContainer.php
new file mode 100644
index 0000000..c5a614c
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/TermInput/TermContainer.php
@@ -0,0 +1,54 @@
+<?php
+
+namespace ipl\Web\FormElement\TermInput;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlElement;
+use ipl\Web\FormElement\TermInput;
+
+class TermContainer extends BaseHtmlElement
+{
+    protected $tag = 'div';
+
+    protected $defaultAttributes = ['class' => 'terms'];
+
+    /** @var TermInput */
+    protected $input;
+
+    /**
+     * Create a new TermContainer
+     *
+     * @param TermInput $input
+     */
+    public function __construct(TermInput $input)
+    {
+        $this->input = $input;
+    }
+
+    protected function assemble()
+    {
+        foreach ($this->input->getTerms() as $i => $term) {
+            $label = $term->getLabel() ?: $term->getSearchValue();
+
+            $this->addHtml(new HtmlElement(
+                'label',
+                Attributes::create([
+                    'class' => $term->getClass(),
+                    'data-search' => $term->getSearchValue(),
+                    'data-label' => $label,
+                    'data-index' => $i
+                ]),
+                new HtmlElement(
+                    'input',
+                    Attributes::create([
+                        'type' => 'text',
+                        'value' => $label,
+                        'pattern' => $term->getPattern(),
+                        'data-invalid-msg' => $term->getMessage()
+                    ])
+                )
+            ));
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/TermInput/TermSuggestions.php b/vendor/ipl/web/src/FormElement/TermInput/TermSuggestions.php
new file mode 100644
index 0000000..26b00ea
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/TermInput/TermSuggestions.php
@@ -0,0 +1,281 @@
+<?php
+
+namespace ipl\Web\FormElement\TermInput;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlElement;
+use ipl\Html\Text;
+use ipl\I18n\Translation;
+use Psr\Http\Message\ServerRequestInterface;
+use Traversable;
+
+use function ipl\Stdlib\yield_groups;
+
+class TermSuggestions extends BaseHtmlElement
+{
+    use Translation;
+
+    protected $tag = 'ul';
+
+    /** @var Traversable */
+    protected $provider;
+
+    /** @var ?callable */
+    protected $groupingCallback;
+
+    /** @var ?string */
+    protected $searchTerm;
+
+    /** @var ?string */
+    protected $searchPattern;
+
+    /** @var ?string */
+    protected $originalValue;
+
+    /** @var string[] */
+    protected $excludeTerms = [];
+
+    /**
+     * Create new TermSuggestions
+     *
+     * The provider must deliver terms in form of arrays with the following keys:
+     * * (required) search: The search value
+     * * label: A human-readable label
+     * * class: A CSS class
+     * * title: A message shown upon hover on the term
+     *
+     * Any excess key is also transferred to the client, but currently unused.
+     *
+     * @param Traversable $provider
+     */
+    public function __construct(Traversable $provider)
+    {
+        $this->provider = $provider;
+    }
+
+    /**
+     * Set a callback to identify groups for terms delivered by the provider
+     *
+     * The callback must return a string which is used as label for the group.
+     * Its interface is: `function (array $data): string`
+     *
+     * @param callable $callback
+     *
+     * @return $this
+     */
+    public function setGroupingCallback(callable $callback): self
+    {
+        $this->groupingCallback = $callback;
+
+        return $this;
+    }
+
+    /**
+     * Get the callback used to identify groups for terms delivered by the provider
+     *
+     * @return ?callable
+     */
+    public function getGroupingCallback(): ?callable
+    {
+        return $this->groupingCallback;
+    }
+
+    /**
+     * Set the search term (can contain `*` wildcards)
+     *
+     * @param string $term
+     *
+     * @return $this
+     */
+    public function setSearchTerm(string $term): self
+    {
+        $this->searchTerm = $term;
+        $this->setSearchPattern(
+            '/' . str_replace(
+                '\\000',
+                '.*',
+                preg_quote(
+                    str_replace(
+                        '*',
+                        "\0",
+                        $term
+                    ),
+                    '/'
+                )
+            ) . '/i'
+        );
+
+        return $this;
+    }
+
+    /**
+     * Get the search term
+     *
+     * @return ?string
+     */
+    public function getSearchTerm(): ?string
+    {
+        return $this->searchTerm;
+    }
+
+    /**
+     * Set the search pattern used by {@see matchSearch}
+     *
+     * @param string $pattern
+     *
+     * @return $this
+     */
+    protected function setSearchPattern(string $pattern): self
+    {
+        $this->searchPattern = $pattern;
+
+        return $this;
+    }
+
+    /**
+     * Set the original search value
+     *
+     * The one without automatically added wildcards.
+     *
+     * @param string $term
+     *
+     * @return $this
+     */
+    public function setOriginalSearchValue(string $term): self
+    {
+        $this->originalValue = $term;
+
+        return $this;
+    }
+
+    /**
+     * Get the original search value
+     *
+     * @return ?string
+     */
+    public function getOriginalSearchValue(): ?string
+    {
+        return $this->originalValue;
+    }
+
+    /**
+     * Set the terms to exclude in the suggestion list
+     *
+     * @param string[] $terms
+     *
+     * @return $this
+     */
+    public function setExcludeTerms(array $terms): self
+    {
+        $this->excludeTerms = $terms;
+
+        return $this;
+    }
+
+    /**
+     * Get the terms to exclude in the suggestion list
+     *
+     * @return string[]
+     */
+    public function getExcludeTerms(): array
+    {
+        return $this->excludeTerms;
+    }
+
+    /**
+     * Match the given search term against the users search
+     *
+     * @param string $term
+     *
+     * @return bool Whether the search matches or not
+     */
+    public function matchSearch(string $term): bool
+    {
+        if (! $this->searchPattern || $this->searchPattern === '.*') {
+            return true;
+        }
+
+        return (bool) preg_match($this->searchPattern, $term);
+    }
+
+    /**
+     * Load suggestions as requested by the client
+     *
+     * @param ServerRequestInterface $request
+     *
+     * @return $this
+     */
+    public function forRequest(ServerRequestInterface $request): self
+    {
+        if ($request->getMethod() !== 'POST') {
+            return $this;
+        }
+
+        /** @var array<string, array<int|string, string>> $requestData */
+        $requestData = json_decode($request->getBody()->read(8192), true);
+        if (empty($requestData)) {
+            return $this;
+        }
+
+        $this->setSearchTerm($requestData['term']['label']);
+        $this->setOriginalSearchValue($requestData['term']['search']);
+        $this->setExcludeTerms($requestData['exclude'] ?? []);
+
+        return $this;
+    }
+
+    protected function assemble()
+    {
+        $groupingCallback = $this->getGroupingCallback();
+        if ($groupingCallback) {
+            $provider = yield_groups($this->provider, $groupingCallback);
+        } else {
+            $provider = [null => $this->provider];
+        }
+
+        /** @var iterable<?string, array<array<string, string>>> $provider */
+        foreach ($provider as $group => $suggestions) {
+            if ($group) {
+                $this->addHtml(
+                    new HtmlElement(
+                        'li',
+                        Attributes::create([
+                            'class' => 'suggestion-title'
+                        ]),
+                        Text::create($group)
+                    )
+                );
+            }
+
+            foreach ($suggestions as $data) {
+                $attributes = [
+                    'type' => 'button',
+                    'value' => $data['label'] ?? $data['search']
+                ];
+                foreach ($data as $name => $value) {
+                    $attributes["data-$name"] = $value;
+                }
+
+                $this->addHtml(
+                    new HtmlElement(
+                        'li',
+                        null,
+                        new HtmlElement(
+                            'input',
+                            Attributes::create($attributes)
+                        )
+                    )
+                );
+            }
+        }
+
+        if ($this->isEmpty()) {
+            $this->addHtml(new HtmlElement(
+                'li',
+                Attributes::create(['class' => 'nothing-to-suggest']),
+                new HtmlElement('em', null, Text::create($this->translate('Nothing to suggest')))
+            ));
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/FormElement/TermInput/ValidatedTerm.php b/vendor/ipl/web/src/FormElement/TermInput/ValidatedTerm.php
new file mode 100644
index 0000000..e91c203
--- /dev/null
+++ b/vendor/ipl/web/src/FormElement/TermInput/ValidatedTerm.php
@@ -0,0 +1,38 @@
+<?php
+
+namespace ipl\Web\FormElement\TermInput;
+
+use BadMethodCallException;
+
+class ValidatedTerm extends \ipl\Web\Control\SearchBar\ValidatedTerm implements Term
+{
+    const DEFAULT_PATTERN = Term::DEFAULT_CONSTRAINT;
+
+    /** @var ?string The CSS class */
+    protected $class;
+
+    public function setClass(string $class): Term
+    {
+        $this->class = $class;
+
+        return $this;
+    }
+
+    public function getClass(): ?string
+    {
+        return $this->class;
+    }
+
+    public function toTermData()
+    {
+        $data = parent::toTermData();
+        $data['class'] = $this->getClass();
+
+        return $data;
+    }
+
+    public function toMetaData()
+    {
+        throw new BadMethodCallException(self::class . '::toTermData() not implemented yet');
+    }
+}
diff --git a/vendor/ipl/web/src/Layout/Content.php b/vendor/ipl/web/src/Layout/Content.php
new file mode 100644
index 0000000..bded4ab
--- /dev/null
+++ b/vendor/ipl/web/src/Layout/Content.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace ipl\Web\Layout;
+
+use ipl\Html\BaseHtmlElement;
+
+/**
+ * Container for content
+ */
+class Content extends BaseHtmlElement
+{
+    protected $contentSeparator = "\n";
+
+    protected $defaultAttributes = ['class' => 'content'];
+
+    protected $tag = 'div';
+}
diff --git a/vendor/ipl/web/src/Layout/Controls.php b/vendor/ipl/web/src/Layout/Controls.php
new file mode 100644
index 0000000..8763775
--- /dev/null
+++ b/vendor/ipl/web/src/Layout/Controls.php
@@ -0,0 +1,59 @@
+<?php
+
+namespace ipl\Web\Layout;
+
+use ipl\Html\BaseHtmlElement;
+use ipl\Web\Widget\Tabs;
+
+/**
+ * Container for controls
+ */
+class Controls extends BaseHtmlElement
+{
+    /** @var Tabs */
+    protected $tabs;
+
+    protected $contentSeparator = "\n";
+
+    protected $defaultAttributes = ['class' => 'controls'];
+
+    protected $tag = 'div';
+
+    /**
+     * Get the tabs
+     *
+     * @return Tabs
+     */
+    public function getTabs()
+    {
+        return $this->tabs;
+    }
+
+    /**
+     * Set the tabs
+     *
+     * @param Tabs $tabs
+     *
+     * @return $this
+     */
+    public function setTabs(Tabs $tabs)
+    {
+        $this->tabs = $tabs;
+
+        return $this;
+    }
+
+    public function isEmpty()
+    {
+        if (! parent::isEmpty()) {
+            return false;
+        }
+
+        return $this->tabs->count() === 0;
+    }
+
+    protected function assemble()
+    {
+        $this->prepend($this->getTabs());
+    }
+}
diff --git a/vendor/ipl/web/src/Layout/Footer.php b/vendor/ipl/web/src/Layout/Footer.php
new file mode 100644
index 0000000..21bf262
--- /dev/null
+++ b/vendor/ipl/web/src/Layout/Footer.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace ipl\Web\Layout;
+
+use ipl\Html\BaseHtmlElement;
+
+/**
+ * Container for footer
+ */
+class Footer extends BaseHtmlElement
+{
+    protected $contentSeparator = "\n";
+
+    protected $defaultAttributes = ['class' => 'footer'];
+
+    protected $tag = 'div';
+}
diff --git a/vendor/ipl/web/src/LessRuleset.php b/vendor/ipl/web/src/LessRuleset.php
new file mode 100644
index 0000000..2e30a4b
--- /dev/null
+++ b/vendor/ipl/web/src/LessRuleset.php
@@ -0,0 +1,177 @@
+<?php
+
+namespace ipl\Web;
+
+use ArrayObject;
+use Less_Parser;
+
+/**
+ * @extends ArrayObject<string, string>
+ */
+class LessRuleset extends ArrayObject
+{
+    /** @var ?string */
+    protected $selector;
+
+    /** @var array<LessRuleset> */
+    protected $children = [];
+
+    /**
+     * Create a new LessRuleset
+     *
+     * @param string $selector Selector to use
+     * @param array<string, string> $properties CSS properties
+     *
+     * @return self
+     */
+    public static function create(string $selector, array $properties): self
+    {
+        $ruleset = new static();
+        $ruleset->selector = $selector;
+        $ruleset->exchangeArray($properties);
+
+        return $ruleset;
+    }
+
+    /**
+     * Get the selector
+     *
+     * @return ?string
+     */
+    public function getSelector(): ?string
+    {
+        return $this->selector;
+    }
+
+    /**
+     * Set the selector
+     *
+     * @param string $selector
+     *
+     * @return $this
+     */
+    public function setSelector(string $selector): self
+    {
+        $this->selector = $selector;
+
+        return $this;
+    }
+
+    /**
+     * Get a property value
+     *
+     * @param string $property Name of the property
+     *
+     * @return string
+     */
+    public function getProperty(string $property): string
+    {
+        return (string) $this[$property];
+    }
+
+    /**
+     * Set a property
+     *
+     * @param string $property Name to use
+     * @param string $value Value to set
+     *
+     * @return $this
+     */
+    public function setProperty(string $property, string $value): self
+    {
+        $this[$property] = $value;
+
+        return $this;
+    }
+
+    /**
+     * Get all properties
+     *
+     * @return array<string, string>
+     */
+    public function getProperties(): array
+    {
+        return $this->getArrayCopy();
+    }
+
+    /**
+     * Set properties
+     *
+     * @param array<string, string> $properties
+     *
+     * @return $this
+     */
+    public function setProperties(array $properties): self
+    {
+        $this->exchangeArray($properties);
+
+        return $this;
+    }
+
+    /**
+     * Create and add a ruleset
+     *
+     * @param string $selector Selector to use
+     * @param array<string, string> $properties CSS properties
+     *
+     * @return $this
+     */
+    public function add(string $selector, array $properties): self
+    {
+        $this->children[] = static::create($selector, $properties);
+
+        return $this;
+    }
+
+    /**
+     * Add a ruleset
+     *
+     * @param LessRuleset $ruleset
+     *
+     * @return $this
+     */
+    public function addRuleset(LessRuleset $ruleset): self
+    {
+        $this->children[] = $ruleset;
+
+        return $this;
+    }
+
+    /**
+     * Compile the ruleset to CSS
+     *
+     * @return string
+     */
+    public function renderCss(): string
+    {
+        $parser = new Less_Parser(['compress' => true]);
+        $parser->parse($this->renderLess());
+
+        return $parser->getCss();
+    }
+
+    /**
+     * Render the ruleset to LESS
+     *
+     * @return string
+     */
+    protected function renderLess(): string
+    {
+        $less = [];
+
+        foreach ($this as $property => $value) {
+            $less[] = "$property: $value;";
+        }
+
+        foreach ($this->children as $ruleset) {
+            $less[] = $ruleset->renderLess();
+        }
+
+        if ($this->selector !== null) {
+            array_unshift($less, "$this->selector {");
+            $less[] = '}';
+        }
+
+        return implode("\n", $less);
+    }
+}
diff --git a/vendor/ipl/web/src/Style.php b/vendor/ipl/web/src/Style.php
new file mode 100644
index 0000000..56479d0
--- /dev/null
+++ b/vendor/ipl/web/src/Style.php
@@ -0,0 +1,123 @@
+<?php
+
+namespace ipl\Web;
+
+use ipl\Html\Attribute;
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlElement;
+use ipl\Html\HtmlString;
+use ipl\Html\ValidHtml;
+use Throwable;
+
+class Style extends LessRuleset implements ValidHtml
+{
+    /** @var ?string */
+    protected $module;
+
+    /** @var ?string */
+    protected $nonce;
+
+    /**
+     * Get the used CSP nonce
+     *
+     * @return ?string
+     */
+    public function getNonce(): ?string
+    {
+        return $this->nonce;
+    }
+
+    /**
+     * Set the CSP nonce to use
+     *
+     * @param ?string $nonce
+     *
+     * @return $this
+     */
+    public function setNonce(?string $nonce): self
+    {
+        $this->nonce = $nonce;
+
+        return $this;
+    }
+
+    /**
+     * Get the Icinga module name the ruleset is scoped to
+     *
+     * @return ?string
+     */
+    public function getModule(): ?string
+    {
+        return $this->module;
+    }
+
+    /**
+     * Set the Icinga module name to use as scope for the ruleset
+     *
+     * @param ?string $name
+     *
+     * @return $this
+     */
+    public function setModule(?string $name): self
+    {
+        $this->module = $name;
+
+        return $this;
+    }
+
+    /**
+     * Add CSS properties for the given element
+     *
+     * The created ruleset will be applied by an `#ID` selector. If the given
+     * element does not have an ID set yet, one is automatically set.
+     *
+     * @param BaseHtmlElement $element Element to apply the properties to
+     * @param array<string, string> $properties CSS properties
+     *
+     * @return $this
+     */
+    public function addFor(BaseHtmlElement $element, array $properties): self
+    {
+        /** @var ?string $id */
+        $id = $element->getAttribute('id')->getValue();
+
+        if ($id === null) {
+            $id = uniqid('csp-style', false);
+            $element->setAttribute('id', $id);
+        }
+
+        return $this->add('#' . $id, $properties);
+    }
+
+    public function render(): string
+    {
+        if ($this->module !== null) {
+            $ruleset = (new static())
+                ->setSelector(".icinga-module.module-$this->module")
+                ->addRuleset($this);
+        } else {
+            $ruleset = $this;
+        }
+
+        return (new HtmlElement(
+            'style',
+            (new Attributes())->addAttribute(new Attribute('nonce', $this->getNonce())),
+            HtmlString::create($ruleset->renderCss())
+        ))->render();
+    }
+
+    /**
+     * Render to HTML
+     *
+     * @return string
+     */
+    public function __toString(): string
+    {
+        try {
+            return $this->render();
+        } catch (Throwable $e) {
+            return sprintf('<!-- Failed to render style: %s -->', $e->getMessage());
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/Url.php b/vendor/ipl/web/src/Url.php
new file mode 100644
index 0000000..adb96cd
--- /dev/null
+++ b/vendor/ipl/web/src/Url.php
@@ -0,0 +1,71 @@
+<?php
+
+namespace ipl\Web;
+
+use Icinga\Web\UrlParams;
+use ipl\Stdlib\Filter\Rule;
+use ipl\Web\Filter\QueryString;
+
+/**
+ * @TODO(el): Don't depend on Icinga Web's Url
+ */
+class Url extends \Icinga\Web\Url
+{
+    /** @var ?Rule */
+    private $filter;
+
+    /**
+     * Set the filter
+     *
+     * @param ?Rule $filter
+     *
+     * @return $this
+     */
+    public function setFilter(?Rule $filter): self
+    {
+        $this->filter = $filter;
+
+        return $this;
+    }
+
+    /**
+     * Get the filter
+     *
+     * @return ?Rule
+     */
+    public function getFilter(): ?Rule
+    {
+        return $this->filter;
+    }
+
+    /**
+     * Render and return the filter and parameters as query string
+     *
+     * @param ?string $separator
+     *
+     * @return string
+     */
+    public function getQueryString($separator = null)
+    {
+        if ($this->filter === null) {
+            return parent::getQueryString($separator);
+        }
+
+        $params = UrlParams::fromQueryString(QueryString::render($this->filter));
+        foreach ($this->getParams()->toArray(false) as $name => $value) {
+            if (is_int($name)) {
+                $name = $value;
+                $value = true;
+            }
+
+            $params->addEncoded($name, $value);
+        }
+
+        return $params->toString($separator);
+    }
+
+    public function __toString()
+    {
+        return $this->getAbsoluteUrl('&');
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/ActionBar.php b/vendor/ipl/web/src/Widget/ActionBar.php
new file mode 100644
index 0000000..bf31845
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/ActionBar.php
@@ -0,0 +1,51 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Web\Common\BaseTarget;
+use ipl\Web\Url;
+
+/**
+ * Action bar element for displaying a list of links
+ */
+class ActionBar extends BaseHtmlElement
+{
+    use BaseTarget;
+
+    protected $contentSeparator = ' ';
+
+    protected $defaultAttributes = [
+        'class'            => 'action-bar',
+        'data-base-target' => '_self'
+    ];
+
+    protected $tag = 'div';
+
+    /**
+     * Create a action bar
+     *
+     * @param Attributes|array $attributes
+     */
+    public function __construct($attributes = null)
+    {
+        $this->getAttributes()->add($attributes);
+    }
+
+    /**
+     * Add a link to the action bar
+     *
+     * @param mixed      $content
+     * @param Url|string $url
+     * @param string     $icon
+     *
+     * @return $this
+     */
+    public function addLink($content, $url, $icon = null)
+    {
+        $this->add(new ActionLink($content, $url, $icon));
+
+        return $this;
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/ActionLink.php b/vendor/ipl/web/src/Widget/ActionLink.php
new file mode 100644
index 0000000..289d700
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/ActionLink.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\Attributes;
+use ipl\Web\Url;
+
+/**
+ * Link generally pointing to CRUD actions
+ */
+class ActionLink extends Link
+{
+    protected $defaultAttributes = ['class' => 'action-link'];
+
+    /**
+     * Create a action link
+     *
+     * @param mixed            $content
+     * @param Url|string       $url
+     * @param string           $icon
+     * @param Attributes|array $attributes
+     */
+    public function __construct($content, $url, $icon = null, $attributes = null)
+    {
+        parent::__construct($content, $url, $attributes);
+
+        if ($icon !== null) {
+            $this->prepend(new Icon($icon));
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/ButtonLink.php b/vendor/ipl/web/src/Widget/ButtonLink.php
new file mode 100644
index 0000000..2da5dfd
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/ButtonLink.php
@@ -0,0 +1,14 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+/**
+ * Button like link generally pointing to CRUD actions
+ */
+class ButtonLink extends ActionLink
+{
+    protected $defaultAttributes = [
+        'class'            => 'button-link',
+        'data-base-target' => '_main'
+    ];
+}
diff --git a/vendor/ipl/web/src/Widget/ContinueWith.php b/vendor/ipl/web/src/Widget/ContinueWith.php
new file mode 100644
index 0000000..1479e9a
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/ContinueWith.php
@@ -0,0 +1,72 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlElement;
+use ipl\Stdlib\Filter;
+use ipl\Web\Common\BaseTarget;
+use ipl\Web\Filter\QueryString;
+use ipl\Web\Url;
+
+class ContinueWith extends BaseHtmlElement
+{
+    use BaseTarget;
+
+    protected $tag = 'span';
+
+    protected $defaultAttributes = ['class' => 'continue-with'];
+
+    /** @var Url */
+    protected $url;
+
+    /** @var Filter\Rule|callable */
+    protected $filter;
+
+    /** @var string */
+    protected $title;
+
+    public function __construct(Url $url, $filter)
+    {
+        $this->url = $url;
+        $this->filter = $filter;
+    }
+
+    /**
+     * Set title for the anchor
+     *
+     * @param string $title
+     *
+     * @return $this
+     */
+    public function setTitle($title)
+    {
+        $this->title = $title;
+
+        return $this;
+    }
+
+    public function assemble()
+    {
+        $filter = $this->filter;
+        if (is_callable($filter)) {
+            $filter = $filter(); /** @var Filter\Rule $filter */
+        }
+
+        if ($filter instanceof Filter\Chain && $filter->isEmpty()) {
+            $this->addHtml(new HtmlElement(
+                'span',
+                Attributes::create(['class' => ['control-button', 'disabled']]),
+                new Icon('share')
+            ));
+        } else {
+            $this->addHtml(new ActionLink(
+                null,
+                $this->url->setFilter($filter),
+                'share',
+                ['class' => 'control-button', 'title' => $this->title]
+            ));
+        }
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/CopyToClipboard.php b/vendor/ipl/web/src/Widget/CopyToClipboard.php
new file mode 100644
index 0000000..28e9347
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/CopyToClipboard.php
@@ -0,0 +1,64 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlElement;
+use ipl\I18n\Translation;
+
+/**
+ * Copy to clipboard button
+ */
+class CopyToClipboard extends BaseHtmlElement
+{
+    use Translation;
+
+    protected $tag = 'button';
+
+    protected $defaultAttributes = ['type' => 'button'];
+
+    /**
+     * Create a copy to clipboard button
+     *
+     * Creates a copy to clipboard button, which when clicked copies the text from the html element identified as
+     * clipboard source that the clipboard button attaches itself to.
+     */
+    private function __construct()
+    {
+        $this->addAttributes(
+            [
+                'class'                 => 'copy-to-clipboard',
+                'data-icinga-clipboard' => true,
+                'tabindex'              => -1,
+                'data-copied-label'     => $this->translate('Copied'),
+                'title'                 => $this->translate('Copy to clipboard'),
+            ]
+        );
+    }
+
+    /**
+     * Attach the copy to clipboard button to the given Html source element
+     *
+     * @param BaseHtmlElement $source
+     *
+     * @return void
+     */
+    public static function attachTo(BaseHtmlElement $source): void
+    {
+        $clipboardWrapper = new HtmlElement(
+            'div',
+            Attributes::create(['class' => 'clipboard-wrapper'])
+        );
+
+        $clipboardWrapper->addHtml(new static());
+
+        $source->addAttributes(['data-clipboard-source' => true]);
+        $source->prependWrapper($clipboardWrapper);
+    }
+
+    public function assemble(): void
+    {
+        $this->setHtmlContent(new Icon('clone'));
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/Dropdown.php b/vendor/ipl/web/src/Widget/Dropdown.php
new file mode 100644
index 0000000..b6eb20d
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/Dropdown.php
@@ -0,0 +1,63 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\Html;
+use ipl\Web\Url;
+
+/**
+ * Toggleable overlay dropdown element for displaying a list of links
+ */
+class Dropdown extends BaseHtmlElement
+{
+    /** @var array */
+    protected $links = [];
+
+    protected $defaultAttributes = ['class' => 'dropdown'];
+
+    protected $tag = 'div';
+
+    /**
+     * Create a dropdown element
+     *
+     * @param mixed            $content
+     * @param Attributes|array $attributes
+     */
+    public function __construct($content, $attributes = null)
+    {
+        $toggle = new ActionLink($content, '#', null, [
+            'aria-expanded' => false,
+            'aria-haspopup' => true,
+            'class'         => 'dropdown-toggle',
+            'role'          => 'button'
+        ]);
+
+        $this
+            ->setContent($toggle)
+            ->getAttributes()
+                ->add($attributes);
+    }
+
+    /**
+     * Add a link to the dropdown
+     *
+     * @param mixed      $content
+     * @param Url|string $url
+     * @param string     $icon
+     *
+     * @return $this
+     */
+    public function addLink($content, $url, $icon = null)
+    {
+        $this->links[] = new ActionLink($content, $url, $icon, ['class' => 'dropdown-item']);
+
+        return $this;
+    }
+
+    protected function assemble()
+    {
+        $this->add(Html::tag('div', ['class' => 'dropdown-menu'], $this->links));
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/EmptyState.php b/vendor/ipl/web/src/Widget/EmptyState.php
new file mode 100644
index 0000000..5a055ac
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/EmptyState.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\BaseHtmlElement;
+
+class EmptyState extends BaseHtmlElement
+{
+    /** @var mixed Content */
+    protected $content;
+
+    protected $tag = 'div';
+
+    protected $defaultAttributes = ['class' => 'empty-state'];
+
+    /**
+     * Create an empty state
+     *
+     * @param mixed $content
+     */
+    public function __construct($content)
+    {
+        $this->content = $content;
+    }
+
+    protected function assemble(): void
+    {
+        $this->add($this->content);
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/EmptyStateBar.php b/vendor/ipl/web/src/Widget/EmptyStateBar.php
new file mode 100644
index 0000000..2d04837
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/EmptyStateBar.php
@@ -0,0 +1,30 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\BaseHtmlElement;
+
+class EmptyStateBar extends BaseHtmlElement
+{
+    /** @var mixed Content */
+    protected $content;
+
+    protected $tag = 'div';
+
+    protected $defaultAttributes = ['class' => 'empty-state-bar'];
+
+    /**
+     * Create an empty list
+     *
+     * @param mixed $content
+     */
+    public function __construct($content)
+    {
+        $this->content = $content;
+    }
+
+    protected function assemble(): void
+    {
+        $this->add($this->content);
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/HorizontalKeyValue.php b/vendor/ipl/web/src/Widget/HorizontalKeyValue.php
new file mode 100644
index 0000000..1d1195e
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/HorizontalKeyValue.php
@@ -0,0 +1,31 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\Html;
+
+class HorizontalKeyValue extends BaseHtmlElement
+{
+    protected $key;
+
+    protected $value;
+
+    protected $defaultAttributes = ['class' => 'horizontal-key-value'];
+
+    protected $tag = 'div';
+
+    public function __construct($key, $value)
+    {
+        $this->key = $key;
+        $this->value = $value;
+    }
+
+    protected function assemble()
+    {
+        $this->add([
+            Html::tag('div', ['class' => 'key'], $this->key),
+            Html::tag('div', ['class' => 'value'], $this->value)
+        ]);
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/IcingaIcon.php b/vendor/ipl/web/src/Widget/IcingaIcon.php
new file mode 100644
index 0000000..1161fc6
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/IcingaIcon.php
@@ -0,0 +1,28 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\Attributes;
+
+class IcingaIcon extends Icon
+{
+    protected $style = '';
+
+    /**
+     * Create an icon element
+     *
+     * Creates an icon element from the given name and HTML attributes. The icon element's tag will be <i>. The given
+     * name will be used as automatically added CSS class for the icon element in the format 'iicon-$name'. In addition,
+     * the CSS class 'icon' will be automatically added too.
+     *
+     * @param string           $name       The name of the icon
+     * @param Attributes|array $attributes The HTML attributes for the element
+     */
+    public function __construct(string $name, $attributes = null)
+    {
+        $this
+            ->getAttributes()
+            ->add('class', ['icon', "iicon-$name"])
+            ->add($attributes);
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/Icon.php b/vendor/ipl/web/src/Widget/Icon.php
new file mode 100644
index 0000000..5c2617f
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/Icon.php
@@ -0,0 +1,67 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+
+/**
+ * Icon element
+ */
+class Icon extends BaseHtmlElement
+{
+    protected $tag = 'i';
+
+    /** @var string Icon style */
+    protected $style;
+
+    /** @var string Icon default style */
+    protected $defaultStyle = 'fa';
+
+    /**
+     * Create an icon element
+     *
+     * Creates an icon element from the given name and HTML attributes. The icon element's tag will be <i>. The given
+     * name will be used as automatically added CSS class for the icon element in the format 'icon-$name'. In addition,
+     * the CSS class 'icon' will be automatically added too.
+     *
+     * @param string           $name       The name of the icon
+     * @param Attributes|array $attributes The HTML attributes for the element
+     */
+    public function __construct(string $name, $attributes = null)
+    {
+        $this
+            ->getAttributes()
+                ->add('class', ['icon', "fa-$name"])
+                ->add($attributes);
+    }
+
+    /**
+     * Get the icon style
+     *
+     * @return string
+     */
+    public function getStyle(): string
+    {
+        return $this->style ?? $this->defaultStyle;
+    }
+
+    /**
+     * Set the icon style
+     *
+     * @param string $style Style class with prefix
+     *
+     * @return $this
+     */
+    public function setStyle(string $style): self
+    {
+        $this->style = $style;
+
+        return $this;
+    }
+
+    protected function assemble()
+    {
+        $this->addAttributes(['class' => $this->getStyle()]);
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/Link.php b/vendor/ipl/web/src/Widget/Link.php
new file mode 100644
index 0000000..cbae3b9
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/Link.php
@@ -0,0 +1,97 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\Attribute;
+use ipl\Html\Attributes;
+use ipl\Html\BaseHtmlElement;
+use ipl\Web\Common\BaseTarget;
+use ipl\Web\Url;
+
+/**
+ * Link element, i.e. <a href="...
+ */
+class Link extends BaseHtmlElement
+{
+    use BaseTarget;
+
+    /** @var Url */
+    protected $url;
+
+    protected $tag = 'a';
+
+    /**
+     * Create a link element
+     *
+     * @param mixed            $content
+     * @param Url|string       $url
+     * @param Attributes|array $attributes
+     */
+    public function __construct($content, $url, $attributes = null)
+    {
+        $this
+            ->setContent($content)
+            ->setUrl($url)
+            ->getAttributes()
+                ->add($attributes)
+                ->registerAttributeCallback('href', [$this, 'createHrefAttribute']);
+    }
+
+    /**
+     * Get the URL of the link
+     *
+     * @return Url
+     */
+    public function getUrl()
+    {
+        return $this->url;
+    }
+
+    /**
+     * Set the URL of the link
+     *
+     * @param Url|string $url
+     *
+     * @return $this
+     */
+    public function setUrl($url)
+    {
+        if (! $url instanceof Url) {
+            try {
+                $url = Url::fromPath($url);
+            } catch (\Exception $e) {
+                $url = 'invalid';
+            }
+        }
+
+        $this->url = $url;
+
+        return $this;
+    }
+
+    /**
+     * Create and return the href attribute
+     *
+     * Used as attribute callback for the href attribute.
+     *
+     * @return Attribute
+     */
+    public function createHrefAttribute()
+    {
+        return new Attribute('href', (string) $this->getUrl());
+    }
+
+    /**
+     * Open this link in a modal
+     *
+     * @return $this
+     */
+    public function openInModal(): self
+    {
+        $this->getAttributes()
+            ->set('data-icinga-modal', true)
+            ->set('data-no-icinga-ajax', true);
+
+        return $this;
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/StateBadge.php b/vendor/ipl/web/src/Widget/StateBadge.php
new file mode 100644
index 0000000..908a348
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/StateBadge.php
@@ -0,0 +1,47 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\BaseHtmlElement;
+
+class StateBadge extends BaseHtmlElement
+{
+    protected $defaultAttributes = ['class' => 'state-badge'];
+
+    /** @var mixed Badge content */
+    protected $content;
+
+    /** @var bool Whether the state is handled */
+    protected $isHandled;
+
+    /** @var string Textual representation of a state */
+    protected $state;
+
+    /**
+     * Create a new state badge
+     *
+     * @param mixed  $content   Content of the badge
+     * @param string $state     Textual representation of a state
+     * @param bool   $isHandled True if state is handled
+     */
+    public function __construct($content, string $state, bool $isHandled = false)
+    {
+        $this->content = $content;
+        $this->isHandled = $isHandled;
+        $this->state = $state;
+    }
+
+    protected function assemble()
+    {
+        $this->setTag('span');
+
+        $class = "state-{$this->state}";
+        if ($this->isHandled) {
+            $class .= ' handled';
+        }
+
+        $this->addAttributes(['class' => $class]);
+
+        $this->add($this->content);
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/StateBall.php b/vendor/ipl/web/src/Widget/StateBall.php
new file mode 100644
index 0000000..5a1216d
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/StateBall.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\BaseHtmlElement;
+
+/**
+ * State ball element that supports different sizes and colors
+ */
+class StateBall extends BaseHtmlElement
+{
+    const SIZE_TINY = 'xs';
+    const SIZE_SMALL = 's';
+    const SIZE_MEDIUM = 'm';
+    const SIZE_MEDIUM_LARGE = 'ml';
+    const SIZE_BIG = 'l';
+    const SIZE_LARGE = 'xl';
+
+    protected $tag = 'span';
+
+    /**
+     * Create a new state ball element
+     *
+     * @param string $state
+     * @param string $size
+     */
+    public function __construct($state = 'none', $size = self::SIZE_SMALL)
+    {
+        $state = trim($state);
+
+        if (empty($state)) {
+            $state = 'none';
+        }
+
+        $size = trim($size);
+
+        if (empty($size)) {
+            $size = self::SIZE_MEDIUM;
+        }
+
+        $this->defaultAttributes = ['class' => "state-ball state-$state ball-size-$size"];
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/Tabs.php b/vendor/ipl/web/src/Widget/Tabs.php
new file mode 100644
index 0000000..32ba8e9
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/Tabs.php
@@ -0,0 +1,190 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use Exception;
+use Icinga\Web\Widget\Tabextension\DashboardAction;
+use Icinga\Web\Widget\Tabextension\MenuAction;
+use Icinga\Web\Widget\Tabextension\OutputFormat;
+use Icinga\Web\Widget\Tabextension\Tabextension;
+use InvalidArgumentException;
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\HtmlString;
+use ipl\Web\Url;
+
+/**
+ * @TODO(el): Don't depend on Icinga Web's Tabs
+ */
+class Tabs extends BaseHtmlElement
+{
+    protected $tag = 'ul';
+
+    protected $defaultAttributes = ['class' => 'tabs primary-nav nav'];
+
+    /** @var \Icinga\Web\Widget\Tabs */
+    protected $tabs;
+
+    /** @var bool Whether data exports are enabled */
+    protected $dataExportsEnabled = false;
+
+    /** @var bool Whether the legacy extensions should be shown by default */
+    protected $legacyExtensionsEnabled = true;
+
+    /** @var Url */
+    protected $refreshUrl;
+
+    public function __construct()
+    {
+        $this->tabs = new \Icinga\Web\Widget\Tabs();
+    }
+
+    /**
+     * Don't show legacy extensions by default
+     */
+    public function disableLegacyExtensions()
+    {
+        $this->legacyExtensionsEnabled = false;
+    }
+
+    /**
+     * Show export actions for JSON and CSV
+     */
+    public function enableDataExports()
+    {
+        $this->dataExportsEnabled = true;
+    }
+
+    /**
+     * Set the url for the refresh button
+     *
+     * @param Url $url
+     *
+     * @return $this
+     */
+    public function setRefreshUrl(Url $url)
+    {
+        $this->refreshUrl = $url;
+
+        return $this;
+    }
+
+    protected function assemble()
+    {
+        if ($this->legacyExtensionsEnabled) {
+            $this->tabs->extend(new OutputFormat(
+                $this->dataExportsEnabled
+                    ? []
+                    : [OutputFormat::TYPE_CSV, OutputFormat::TYPE_JSON]
+            ))
+                ->extend(new DashboardAction())
+                ->extend(new MenuAction());
+        }
+
+        $tabHtml = substr($this->tabs->render(), 34, -5);
+        if ($this->refreshUrl !== null) {
+            $tabHtml = preg_replace(
+                '/(?<=class="refresh-container-control spinner" href=")([^"]*)/',
+                $this->refreshUrl->getAbsoluteUrl(),
+                $tabHtml
+            );
+        }
+
+        parent::add(HtmlString::create($tabHtml));
+    }
+
+    /**
+     * Activate the tab with the given name
+     *
+     * @param string $name
+     *
+     * @return $this
+     *
+     * @throws InvalidArgumentException
+     */
+    public function activate($name)
+    {
+        try {
+            $this->tabs->activate($name);
+        } catch (Exception $e) {
+            throw new InvalidArgumentException($e->getMessage());
+        }
+
+        return $this;
+    }
+
+    /**
+     * Get active tab
+     *
+     * @return \Icinga\Web\Widget\Tab
+     */
+    public function getActiveTab()
+    {
+        return $this->tabs->get($this->tabs->getActiveName());
+    }
+
+    /**
+     * Add the given tab
+     *
+     * @param string $name
+     * @param mixed  $tab
+     *
+     * @return $this
+     *
+     * @throws InvalidArgumentException
+     */
+    public function add($name, $tab = null)
+    {
+        if ($tab === null) {
+            throw new InvalidArgumentException('Argument $tab is required');
+        }
+
+        try {
+            $this->tabs->add($name, $tab);
+        } catch (Exception $e) {
+            throw new InvalidArgumentException($e->getMessage());
+        }
+
+        if (is_array($tab) && isset($tab['active']) && $tab['active']) {
+            // Otherwise Tabs::getActiveName() returns null
+            $this->tabs->activate($name);
+        }
+
+        return $this;
+    }
+
+    /**
+     * Get a tab
+     *
+     * @param string $name
+     *
+     * @return \Icinga\Web\Widget\Tab|null
+     */
+    public function get($name)
+    {
+        return $this->tabs->get($name);
+    }
+
+    /**
+     * Count tabs
+     *
+     * @return int
+     */
+    public function count(): int
+    {
+        return $this->tabs->count();
+    }
+
+    /**
+     * Apply a Tabextension on $this->tabs object not on this class
+     *
+     * @param   Tabextension $extension
+     *
+     * @return  $this
+     */
+    public function extend(Tabextension $extension)
+    {
+        $this->tabs->extend($extension);
+
+        return $this;
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/TimeAgo.php b/vendor/ipl/web/src/Widget/TimeAgo.php
new file mode 100644
index 0000000..cbd0dad
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/TimeAgo.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use Icinga\Date\DateFormatter;
+use ipl\Html\BaseHtmlElement;
+
+class TimeAgo extends BaseHtmlElement
+{
+    /** @var int */
+    protected $ago;
+
+    protected $tag = 'time';
+
+    protected $defaultAttributes = ['class' => 'time-ago'];
+
+    public function __construct($ago)
+    {
+        $this->ago = (int) $ago;
+    }
+
+    protected function assemble()
+    {
+        $dateTime = DateFormatter::formatDateTime($this->ago);
+
+        $this->addAttributes([
+            'datetime' => $dateTime,
+            'title'    => $dateTime
+        ]);
+
+        $this->add(DateFormatter::timeAgo($this->ago));
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/TimeSince.php b/vendor/ipl/web/src/Widget/TimeSince.php
new file mode 100644
index 0000000..308e358
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/TimeSince.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use Icinga\Date\DateFormatter;
+use ipl\Html\BaseHtmlElement;
+
+class TimeSince extends BaseHtmlElement
+{
+    /** @var int */
+    protected $since;
+
+    protected $tag = 'time';
+
+    protected $defaultAttributes = ['class' => 'time-since'];
+
+    public function __construct($since)
+    {
+        $this->since = (int) $since;
+    }
+
+    protected function assemble()
+    {
+        $dateTime = DateFormatter::formatDateTime($this->since);
+
+        $this->addAttributes([
+            'datetime' => $dateTime,
+            'title'    => $dateTime
+        ]);
+
+        $this->add(DateFormatter::timeSince($this->since));
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/TimeUntil.php b/vendor/ipl/web/src/Widget/TimeUntil.php
new file mode 100644
index 0000000..f16731a
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/TimeUntil.php
@@ -0,0 +1,34 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use Icinga\Date\DateFormatter;
+use ipl\Html\BaseHtmlElement;
+
+class TimeUntil extends BaseHtmlElement
+{
+    /** @var int */
+    protected $until;
+
+    protected $tag = 'time';
+
+    protected $defaultAttributes = ['class' => 'time-until'];
+
+    public function __construct($until)
+    {
+        $this->until = (int) $until;
+    }
+
+    protected function assemble()
+    {
+        $dateTime = DateFormatter::formatDateTime($this->until);
+
+        $this->addAttributes([
+            'datetime' => $dateTime,
+            'title' => $dateTime,
+            'data-ago-label' => DateFormatter::timeAgo(time())
+        ]);
+
+        $this->add(DateFormatter::timeUntil($this->until));
+    }
+}
diff --git a/vendor/ipl/web/src/Widget/VerticalKeyValue.php b/vendor/ipl/web/src/Widget/VerticalKeyValue.php
new file mode 100644
index 0000000..388c740
--- /dev/null
+++ b/vendor/ipl/web/src/Widget/VerticalKeyValue.php
@@ -0,0 +1,32 @@
+<?php
+
+namespace ipl\Web\Widget;
+
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\Html;
+
+class VerticalKeyValue extends BaseHtmlElement
+{
+    protected $key;
+
+    protected $value;
+
+    protected $tag = 'div';
+
+    protected $defaultAttributes = ['class' => 'vertical-key-value'];
+
+    public function __construct($key, $value)
+    {
+        $this->key = $key;
+        $this->value = $value;
+    }
+
+    protected function assemble()
+    {
+        $this->add([
+            Html::tag('span', ['class' => 'value'], $this->value),
+            Html::tag('br'),
+            Html::tag('span', ['class' => 'key'], $this->key),
+        ]);
+    }
+}
author	Daniel Baumann <daniel.baumann@progress-linux.org>	2024-04-13 11:30:08 +0000
committer	Daniel Baumann <daniel.baumann@progress-linux.org>	2024-04-13 11:30:08 +0000
commit	4ce65d59ca91871cfd126497158200a818720bce (patch)
tree	e277def01fc7eba7dbc21c4a4ae5576e8aa2cf1f /vendor/ipl/web
parent	Initial commit. (diff)
download	icinga-php-library-4ce65d59ca91871cfd126497158200a818720bce.tar.xz icinga-php-library-4ce65d59ca91871cfd126497158200a818720bce.zip