Adding upstream version 2.4.0.upstream/2.4.0upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

8 files changed, 2164 insertions, 0 deletions

diff --git a/application/forms/AddNodeForm.php b/application/forms/AddNodeForm.php
new file mode 100644
index 0000000..43afa4c
--- /dev/null
+++ b/application/forms/AddNodeForm.php
@@ -0,0 +1,579 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\Forms;
+
+use Icinga\Module\Businessprocess\BpNode;
+use Icinga\Module\Businessprocess\BpConfig;
+use Icinga\Module\Businessprocess\Common\EnumList;
+use Icinga\Module\Businessprocess\ImportedNode;
+use Icinga\Module\Businessprocess\Modification\ProcessChanges;
+use Icinga\Module\Businessprocess\Storage\Storage;
+use Icinga\Module\Businessprocess\Web\Form\QuickForm;
+use Icinga\Module\Businessprocess\Web\Form\Validator\NoDuplicateChildrenValidator;
+use Icinga\Module\Monitoring\Backend\MonitoringBackend;
+use Icinga\Web\Session\SessionNamespace;
+use ipl\Sql\Connection as IcingaDbConnection;
+
+class AddNodeForm extends QuickForm
+{
+    use EnumList;
+
+    /** @var MonitoringBackend|IcingaDbConnection*/
+    protected $backend;
+
+    /** @var Storage */
+    protected $storage;
+
+    /** @var BpConfig */
+    protected $bp;
+
+    /** @var BpNode */
+    protected $parent;
+
+    protected $objectList = array();
+
+    protected $processList = array();
+
+    /** @var SessionNamespace */
+    protected $session;
+
+    public function setup()
+    {
+        $view = $this->getView();
+        if ($this->hasParentNode()) {
+            $this->addHtml(
+                '<h2>' . $view->escape(
+                    sprintf($this->translate('Add a node to %s'), $this->parent->getAlias())
+                ) . '</h2>'
+            );
+        } else {
+            $this->addHtml(
+                '<h2>' . $this->translate('Add a new root node') . '</h2>'
+            );
+        }
+
+        $type = $this->selectNodeType();
+        switch ($type) {
+            case 'host':
+                $this->selectHost();
+                break;
+            case 'service':
+                $this->selectService();
+                break;
+            case 'process':
+                $this->selectProcess();
+                break;
+            case 'new-process':
+                $this->addNewProcess();
+                break;
+            case 'hosts_from_filter':
+                $this->selectHostsFromFilter();
+                break;
+            case 'services_from_filter':
+                $this->selectServicesFromFilter();
+                break;
+            case null:
+                $this->setSubmitLabel($this->translate('Next'));
+                return;
+        }
+    }
+
+    protected function addNewProcess()
+    {
+        $this->addElement('text', 'name', array(
+            'label'        => $this->translate('ID'),
+            'required'     => true,
+            'description' => $this->translate(
+                'This is the unique identifier of this process'
+            ),
+            'validators'    => [
+                ['Callback', true, [
+                    'callback'  => function ($value) {
+                        if ($this->hasParentNode()) {
+                            return ! $this->parent->hasChild($value);
+                        }
+
+                        return ! $this->bp->hasRootNode($value);
+                    },
+                    'messages'  => [
+                        'callbackValue' => $this->translate('%value% is already defined in this process')
+                    ]
+                ]]
+            ]
+        ));
+
+        $this->addElement('text', 'alias', array(
+            'label'        => $this->translate('Display Name'),
+            'description' => $this->translate(
+                'Usually this name will be shown for this node. Equals ID'
+                . ' if not given'
+            ),
+        ));
+
+        $this->addElement('select', 'operator', array(
+            'label'        => $this->translate('Operator'),
+            'required'     => true,
+            'multiOptions' => array(
+                '&' => $this->translate('AND'),
+                '|' => $this->translate('OR'),
+                '!' => $this->translate('NOT'),
+                '%' => $this->translate('DEGRADED'),
+                '1' => $this->translate('MIN 1'),
+                '2' => $this->translate('MIN 2'),
+                '3' => $this->translate('MIN 3'),
+                '4' => $this->translate('MIN 4'),
+                '5' => $this->translate('MIN 5'),
+                '6' => $this->translate('MIN 6'),
+                '7' => $this->translate('MIN 7'),
+                '8' => $this->translate('MIN 8'),
+                '9' => $this->translate('MIN 9'),
+            )
+        ));
+
+        $display = 1;
+        if ($this->bp->getMetadata()->isManuallyOrdered() && !$this->bp->isEmpty()) {
+            $rootNodes = $this->bp->getRootNodes();
+            $display = end($rootNodes)->getDisplay() + 1;
+        }
+        $this->addElement('select', 'display', array(
+            'label'        => $this->translate('Visualization'),
+            'required'     => true,
+            'description'  => $this->translate(
+                'Where to show this process'
+            ),
+            'value' => $this->hasParentNode() ? '0' : "$display",
+            'multiOptions' => array(
+                "$display" => $this->translate('Toplevel Process'),
+                '0' => $this->translate('Subprocess only'),
+            )
+        ));
+
+        $this->addElement('text', 'infoUrl', array(
+            'label'        => $this->translate('Info URL'),
+            'description' => $this->translate(
+                'URL pointing to more information about this node'
+            )
+        ));
+    }
+
+    /**
+     * @return string|null
+     */
+    protected function selectNodeType()
+    {
+        $types = array();
+        if ($this->hasParentNode()) {
+            $types['host'] = $this->translate('Host');
+            $types['service'] = $this->translate('Service');
+            $types['hosts_from_filter'] = $this->translate('Hosts from filter');
+            $types['services_from_filter'] = $this->translate('Services from filter');
+        } elseif (! $this->hasProcesses()) {
+            $this->addElement('hidden', 'node_type', array(
+                'ignore'     => true,
+                'decorators' => array('ViewHelper'),
+                'value'      => 'new-process'
+            ));
+
+            return 'new-process';
+        }
+
+        if ($this->hasProcesses() || ($this->hasParentNode() && $this->hasMoreConfigs())) {
+            $types['process'] = $this->translate('Existing Process');
+        }
+
+        $types['new-process'] = $this->translate('New Process Node');
+
+        $this->addElement('select', 'node_type', array(
+            'label'        => $this->translate('Node type'),
+            'required'     => true,
+            'description'  => $this->translate(
+                'The node type you want to add'
+            ),
+            'ignore'       => true,
+            'class'        => 'autosubmit',
+            'multiOptions' => $this->optionalEnum($types)
+        ));
+
+        return $this->getSentValue('node_type');
+    }
+
+    protected function selectHost()
+    {
+        $this->addElement('multiselect', 'children', [
+            'label'        => $this->translate('Hosts'),
+            'required'     => true,
+            'size'         => 8,
+            'style'        => 'width: 25em',
+            'multiOptions' => $this->enumHostList(),
+            'description'  => $this->translate(
+                'Hosts that should be part of this business process node'
+            ),
+            'validators'    => [[new NoDuplicateChildrenValidator($this, $this->bp, $this->parent), true]]
+        ]);
+
+        $this->addHostOverrideCheckbox();
+        if ($this->getSentValue('host_override') === '1') {
+            $this->addHostOverrideElement();
+        }
+    }
+
+    protected function selectService()
+    {
+        $this->addHostElement();
+        if ($host = $this->getSentValue('host')) {
+            $this->addServicesElement($host);
+            $this->addServiceOverrideCheckbox();
+
+            if ($this->getSentValue('service_override') === '1') {
+                $this->addServiceOverrideElement();
+            }
+        } else {
+            $this->setSubmitLabel($this->translate('Next'));
+        }
+    }
+
+    protected function addHostElement()
+    {
+        $this->addElement('select', 'host', array(
+            'label'        => $this->translate('Host'),
+            'required'     => true,
+            'ignore'       => true,
+            'class'        => 'autosubmit',
+            'multiOptions' => $this->optionalEnum($this->enumHostForServiceList()),
+        ));
+    }
+
+    protected function addServicesElement($host)
+    {
+        $this->addElement('multiselect', 'children', [
+            'label'        => $this->translate('Services'),
+            'required'     => true,
+            'size'         => 8,
+            'style'        => 'width: 25em',
+            'multiOptions' => $this->enumServiceList($host),
+            'description'  => $this->translate(
+                'Services that should be part of this business process node'
+            ),
+            'validators'    => [[new NoDuplicateChildrenValidator($this, $this->bp, $this->parent), true]]
+        ]);
+    }
+
+    protected function addFilteredHostsElement($filter)
+    {
+        $this->addElement('submit', 'refresh', [
+            'label'        => $this->translate('Refresh'),
+            'class'        => 'refresh-filter'
+        ]);
+        $this->addElement('multiselect', 'children', [
+            'label'        => $this->translate('Hosts'),
+            'required'     => true,
+            'size'         => 8,
+            'style'        => 'width: 25em',
+            'multiOptions' => $this->enumHostListByFilter($filter),
+            'description'  => $this->translate(
+                'Hosts that should be part of this business process node'
+            ),
+            'validators'    => [[new NoDuplicateChildrenValidator($this, $this->bp, $this->parent), true]]
+        ]);
+    }
+
+    protected function addFilteredServicesElement($filter)
+    {
+        $this->addElement('submit', 'refresh', [
+            'label'        => $this->translate('Refresh'),
+            'class'        => 'refresh-filter'
+        ]);
+        $this->addElement('multiselect', 'children', [
+            'label'        => $this->translate('Services'),
+            'required'     => true,
+            'size'         => 8,
+            'style'        => 'width: 25em',
+            'multiOptions' => $this->enumServiceListByFilter($filter),
+            'description'  => $this->translate(
+                'Services that should be part of this business process node'
+            ),
+            'validators'    => [[new NoDuplicateChildrenValidator($this, $this->bp, $this->parent), true]]
+        ]);
+    }
+
+    protected function addFilterElement()
+    {
+        $this->addElement('text', 'filter', array(
+            'label'        => $this->translate('Filter'),
+            'required'     => true,
+            'ignore'       => true
+        ));
+    }
+
+    protected function addFileElement()
+    {
+        $this->addElement('select', 'file', [
+            'label'         => $this->translate('File'),
+            'required'      => true,
+            'ignore'        => true,
+            'value'         => $this->bp->getName(),
+            'class'         => 'autosubmit',
+            'multiOptions'  => $this->optionalEnum($this->enumConfigs()),
+            'description'   => $this->translate(
+                'Choose a different configuration file to import its processes'
+            )
+        ]);
+    }
+
+    protected function addHostOverrideCheckbox()
+    {
+        $this->addElement('checkbox', 'host_override', [
+            'ignore'        => true,
+            'class'         => 'autosubmit',
+            'label'         => $this->translate('Override Host State'),
+            'description'   => $this->translate('Enable host state overrides')
+        ]);
+    }
+
+    protected function addHostOverrideElement()
+    {
+        $this->addElement('stateOverrides', 'stateOverrides', [
+            'required'  => true,
+            'label'     => $this->translate('State Overrides'),
+            'states'    => $this->enumHostStateList()
+        ]);
+    }
+
+    protected function addServiceOverrideCheckbox()
+    {
+        $this->addElement('checkbox', 'service_override', [
+            'ignore'        => true,
+            'class'         => 'autosubmit',
+            'label'         => $this->translate('Override Service State'),
+            'description'   => $this->translate('Enable service state overrides')
+        ]);
+    }
+
+    protected function addServiceOverrideElement()
+    {
+        $this->addElement('stateOverrides', 'stateOverrides', [
+            'required'  => true,
+            'label'     => $this->translate('State Overrides'),
+            'states'    => $this->enumServiceStateList()
+        ]);
+    }
+
+    protected function selectHostsFromFilter()
+    {
+        $this->addFilterElement();
+        if ($filter = $this->getSentValue('filter')) {
+            $this->addFilteredHostsElement($filter);
+        } else {
+            $this->setSubmitLabel($this->translate('Next'));
+        }
+    }
+
+    protected function selectServicesFromFilter()
+    {
+        $this->addFilterElement();
+        if ($filter = $this->getSentValue('filter')) {
+            $this->addFilteredServicesElement($filter);
+        } else {
+            $this->setSubmitLabel($this->translate('Next'));
+        }
+    }
+
+    protected function selectProcess()
+    {
+        if ($this->hasParentNode()) {
+            $this->addFileElement();
+        }
+
+        if (($file = $this->getSentValue('file')) || !$this->hasParentNode()) {
+            $this->addElement('multiselect', 'children', [
+                'label'        => $this->translate('Process nodes'),
+                'required'     => true,
+                'size'         => 8,
+                'style'        => 'width: 25em',
+                'multiOptions' => $this->enumProcesses($file),
+                'description'  => $this->translate(
+                    'Other processes that should be part of this business process node'
+                ),
+                'validators'    => [[new NoDuplicateChildrenValidator($this, $this->bp, $this->parent), true]]
+            ]);
+        } else {
+            $this->setSubmitLabel($this->translate('Next'));
+        }
+    }
+
+    /**
+     * @param MonitoringBackend|IcingaDbConnection $backend
+     * @return $this
+     */
+    public function setBackend($backend)
+    {
+        $this->backend = $backend;
+        return $this;
+    }
+
+    /**
+     * @param Storage $storage
+     * @return $this
+     */
+    public function setStorage(Storage $storage)
+    {
+        $this->storage = $storage;
+        return $this;
+    }
+
+    /**
+     * @param BpConfig $process
+     * @return $this
+     */
+    public function setProcess(BpConfig $process)
+    {
+        $this->bp = $process;
+        $this->setBackend($process->getBackend());
+        return $this;
+    }
+
+    /**
+     * @param BpNode|null $node
+     * @return $this
+     */
+    public function setParentNode(BpNode $node = null)
+    {
+        $this->parent = $node;
+        return $this;
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasParentNode()
+    {
+        return $this->parent !== null;
+    }
+
+    /**
+     * @param SessionNamespace $session
+     * @return $this
+     */
+    public function setSession(SessionNamespace $session)
+    {
+        $this->session = $session;
+        return $this;
+    }
+
+    protected function hasProcesses()
+    {
+        return count($this->enumProcesses()) > 0;
+    }
+
+    /**
+     * @param string $file
+     * @return array
+     */
+    protected function enumProcesses($file = null)
+    {
+        $list = array();
+
+        $parents = array();
+
+        $differentFile = $file !== null && $file !== $this->bp->getName();
+
+        if (! $differentFile && $this->hasParentNode()) {
+            $this->collectAllParents($this->parent, $parents);
+            $parents[$this->parent->getName()] = $this->parent;
+        }
+
+        $bp = $this->bp;
+        if ($differentFile) {
+            $bp = $this->storage->loadProcess($file);
+        }
+
+        foreach ($bp->getNodes() as $node) {
+            if (! $node instanceof ImportedNode && $node instanceof BpNode && ! isset($parents[$node->getName()])) {
+                $name = $node->getName();
+                if ($differentFile) {
+                    $name = '@' . $file . ':' . $name;
+                }
+
+                $list[$name] = $node->getName(); // display name?
+            }
+        }
+
+        if (! $this->bp->getMetadata()->isManuallyOrdered()) {
+            natcasesort($list);
+        }
+        return $list;
+    }
+
+    protected function hasMoreConfigs()
+    {
+        $configs = $this->enumConfigs();
+        return !empty($configs);
+    }
+
+    protected function enumConfigs()
+    {
+        return $this->storage->listProcesses();
+    }
+
+    /**
+     * Collect the given node's parents recursively into the given array by their names
+     *
+     * @param   BpNode      $node
+     * @param   BpNode[]    $parents
+     */
+    protected function collectAllParents(BpNode $node, array &$parents)
+    {
+        foreach ($node->getParents() as $parent) {
+            $parents[$parent->getName()] = $parent;
+            $this->collectAllParents($parent, $parents);
+        }
+    }
+
+    public function onSuccess()
+    {
+        $changes = ProcessChanges::construct($this->bp, $this->session);
+        switch ($this->getValue('node_type')) {
+            case 'host':
+            case 'service':
+                $stateOverrides = $this->getValue('stateOverrides');
+                if (! empty($stateOverrides)) {
+                    $childOverrides = [];
+                    foreach ($this->getValue('children') as $service) {
+                        $childOverrides[$service] = $stateOverrides;
+                    }
+
+                    $changes->modifyNode($this->parent, [
+                        'stateOverrides' => array_merge($this->parent->getStateOverrides(), $childOverrides)
+                    ]);
+                }
+
+                // Fallthrough
+            case 'process':
+            case 'hosts_from_filter':
+            case 'services_from_filter':
+                if ($this->hasParentNode()) {
+                    $changes->addChildrenToNode($this->getValue('children'), $this->parent);
+                } else {
+                    foreach ($this->getValue('children') as $nodeName) {
+                        $changes->copyNode($nodeName);
+                    }
+                }
+
+                break;
+            case 'new-process':
+                $properties = $this->getValues();
+                unset($properties['name']);
+                if ($this->hasParentNode()) {
+                    $properties['parentName'] = $this->parent->getName();
+                }
+                $changes->createNode($this->getValue('name'), $properties);
+                break;
+        }
+
+        // Trigger session destruction to make sure it get's stored.
+        // TODO: figure out why this is necessary, might be an unclean shutdown on redirect
+        unset($changes);
+
+        parent::onSuccess();
+    }
+}
diff --git a/application/forms/BpConfigForm.php b/application/forms/BpConfigForm.php
new file mode 100644
index 0000000..fc19160
--- /dev/null
+++ b/application/forms/BpConfigForm.php
@@ -0,0 +1,222 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\Forms;
+
+use Icinga\Authentication\Auth;
+use Icinga\Module\Businessprocess\BpConfig;
+use Icinga\Module\Businessprocess\Web\Form\BpConfigBaseForm;
+
+class BpConfigForm extends BpConfigBaseForm
+{
+    protected $deleteButtonName;
+
+    public function setup()
+    {
+        $this->addElement('text', 'name', array(
+            'label' => $this->translate('ID'),
+            'required'    => true,
+            'validators' => array(
+                array(
+                    'validator' => 'StringLength',
+                    'options' => array(
+                        'min' => 2,
+                        'max' => 40
+                    )
+                ),
+                array(
+                    'validator' => 'Regex',
+                    'options' => array(
+                        'pattern' => '/^[a-zA-Z0-9](?:[a-zA-Z0-9 ._-]*)?[a-zA-Z0-9_]$/'
+                    )
+                )
+            ),
+            'description' => $this->translate(
+                'This is the unique identifier of this process'
+            ),
+        ));
+
+        $this->addElement('text', 'Title', array(
+            'label'       => $this->translate('Display Name'),
+            'description' => $this->translate(
+                'Usually this name will be shown for this process. Equals ID'
+                . ' if not given'
+            ),
+        ));
+
+        $this->addElement('textarea', 'Description', array(
+            'label'       => $this->translate('Description'),
+            'description' => $this->translate(
+                'A slightly more detailed description for this process, about 100-150 characters long'
+            ),
+            'rows' => 4,
+        ));
+
+        if (! empty($this->listAvailableBackends())) {
+            $this->addElement('select', 'Backend', array(
+                'label'       => $this->translate('Backend'),
+                'description' => $this->translate(
+                    'Icinga Web Monitoring Backend where current object states for'
+                    . ' this process should be retrieved from'
+                ),
+                'multiOptions' => array(
+                        null => $this->translate('Use the configured default backend'),
+                    ) + $this->listAvailableBackends()
+            ));
+        }
+
+        $this->addElement('select', 'Statetype', array(
+            'label'       => $this->translate('State Type'),
+            'required'    => true,
+            'description' => $this->translate(
+                'Whether this process should be based on Icinga hard or soft states'
+            ),
+            'multiOptions' => array(
+                'soft' => $this->translate('Use SOFT states'),
+                'hard' => $this->translate('Use HARD states'),
+            )
+        ));
+
+        $this->addElement('select', 'AddToMenu', array(
+            'label'       => $this->translate('Add to menu'),
+            'required'    => true,
+            'description' => $this->translate(
+                'Whether this process should be linked in the main Icinga Web 2 menu'
+            ),
+            'multiOptions' => array(
+                'yes' => $this->translate('Yes'),
+                'no'  => $this->translate('No'),
+            )
+        ));
+
+        $this->addElement('text', 'AllowedUsers', array(
+            'label'       => $this->translate('Allowed Users'),
+            'description' => $this->translate(
+                'Allowed Users (comma-separated)'
+            ),
+        ));
+
+        $this->addElement('text', 'AllowedGroups', array(
+            'label'       => $this->translate('Allowed Groups'),
+            'description' => $this->translate(
+                'Allowed Groups (comma-separated)'
+            ),
+        ));
+
+        $this->addElement('text', 'AllowedRoles', array(
+            'label'       => $this->translate('Allowed Roles'),
+            'description' => $this->translate(
+                'Allowed Roles (comma-separated)'
+            ),
+        ));
+
+        if ($this->config === null) {
+            $this->setSubmitLabel(
+                $this->translate('Add')
+            );
+        } else {
+            $config = $this->config;
+
+            $meta = $config->getMetadata();
+            foreach ($meta->getProperties() as $k => $v) {
+                if ($el = $this->getElement($k)) {
+                    $el->setValue($v);
+                }
+            }
+            $this->getElement('name')
+                 ->setValue($config->getName())
+                 ->setAttrib('readonly', true);
+
+            $this->setSubmitLabel(
+                $this->translate('Store')
+            );
+
+            $label = $this->translate('Delete');
+            $el = $this->createElement('submit', $label, array(
+                'data-base-target' => '_main'
+            ))->setLabel($label)->setDecorators(array('ViewHelper'));
+            $this->deleteButtonName = $el->getName();
+            $this->addElement($el);
+        }
+    }
+
+    protected function onSetup()
+    {
+        $this->getElement($this->getSubmitLabel())->setAttrib('data-base-target', '_main');
+    }
+
+    protected function onRequest()
+    {
+        $name = $this->getValue('name');
+
+        if ($this->shouldBeDeleted()) {
+            $this->config->clearAppliedChanges();
+            $this->storage->deleteProcess($name);
+            $this->setSuccessUrl('businessprocess');
+            $this->redirectOnSuccess(sprintf('Process %s has been deleted', $name));
+        }
+    }
+
+    public function onSuccess()
+    {
+        $name = $this->getValue('name');
+
+        if ($this->config === null) {
+            if ($this->storage->hasProcess($name)) {
+                $this->addError(sprintf(
+                    $this->translate('A process named "%s" already exists'),
+                    $name
+                ));
+
+                return;
+            }
+
+            // New config
+            $config = new BpConfig();
+            $config->setName($name);
+
+            if (! $this->prepareMetadata($config)) {
+                return;
+            }
+
+            $this->setSuccessUrl(
+                $this->getSuccessUrl()->setParams(
+                    array('config' => $name, 'unlocked' => true)
+                )
+            );
+            $this->setSuccessMessage(sprintf('Process %s has been created', $name));
+        } else {
+            $config = $this->config;
+            $this->setSuccessMessage(sprintf('Process %s has been stored', $name));
+        }
+        $meta = $config->getMetadata();
+        foreach ($this->getValues() as $key => $value) {
+            if (! in_array($key, ['Title', 'Description', 'Backend'], true)
+                && ($value === null || $value === '')) {
+                continue;
+            }
+
+            if ($meta->hasKey($key)) {
+                $meta->set($key, $value);
+            }
+        }
+
+        $this->storage->storeProcess($config);
+        $config->clearAppliedChanges();
+        parent::onSuccess();
+    }
+
+    public function hasDeleteButton()
+    {
+        return $this->deleteButtonName !== null;
+    }
+
+    public function shouldBeDeleted()
+    {
+        if (! $this->hasDeleteButton()) {
+            return false;
+        }
+
+        $name = $this->deleteButtonName;
+        return $this->getSentValue($name) === $this->getElement($name)->getLabel();
+    }
+}
diff --git a/application/forms/BpUploadForm.php b/application/forms/BpUploadForm.php
new file mode 100644
index 0000000..5d97860
--- /dev/null
+++ b/application/forms/BpUploadForm.php
@@ -0,0 +1,202 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\Forms;
+
+use Exception;
+use Icinga\Module\Businessprocess\BpConfig;
+use Icinga\Module\Businessprocess\Storage\LegacyConfigParser;
+use Icinga\Module\Businessprocess\Web\Form\BpConfigBaseForm;
+use Icinga\Web\Notification;
+
+class BpUploadForm extends BpConfigBaseForm
+{
+    protected $backend;
+
+    protected $node;
+
+    protected $objectList = array();
+
+    protected $processList = array();
+
+    protected $deleteButtonName;
+
+    private $sourceCode;
+
+    /** @var BpConfig */
+    private $uploadedConfig;
+
+    public function setup()
+    {
+        $this->showUpload();
+        if ($this->hasSource()) {
+            $this->showDetails();
+        }
+    }
+
+    protected function showDetails()
+    {
+        $this->addElement('text', 'name', array(
+            'label'       => $this->translate('Name'),
+            'required'    => true,
+            'description' => $this->translate(
+                'This is the unique identifier of this process'
+            ),
+            'validators' => array(
+                array(
+                    'validator' => 'StringLength',
+                    'options' => array(
+                        'min' => 2,
+                        'max' => 40
+                    )
+                ),
+                array(
+                    'validator' => 'Regex',
+                    'options' => array(
+                        'pattern' => '/^[a-zA-Z0-9](?:[a-zA-Z0-9 ._-]*)?[a-zA-Z0-9_]$/'
+                    )
+                )
+            ),
+        ));
+
+        $this->addElement('textarea', 'source', array(
+            'label'       => $this->translate('Source'),
+            'description' => $this->translate(
+                'Business process source code'
+            ),
+            'value' => $this->sourceCode,
+            'class' => 'preformatted smaller',
+            'rows'  => 7,
+        ));
+
+        $this->getUploadedConfig();
+
+        $this->setSubmitLabel(
+            $this->translate('Store')
+        );
+    }
+
+    public function getUploadedConfig()
+    {
+        if ($this->uploadedConfig === null) {
+            $this->uploadedConfig = $this->parseSubmittedSourceCode();
+        }
+
+        return $this->uploadedConfig;
+    }
+
+    protected function parseSubmittedSourceCode()
+    {
+        $code = $this->getSentValue('source');
+        $name = $this->getSentValue('name', '<new config>');
+        if (empty($code)) {
+            $code = $this->sourceCode;
+        }
+
+        try {
+            $config = LegacyConfigParser::parseString($name, $code);
+
+            if ($config->hasErrors()) {
+                foreach ($config->getErrors() as $error) {
+                    $this->addError($error);
+                }
+            }
+        } catch (Exception $e) {
+            $this->addError($e->getMessage());
+            return null;
+        }
+
+        return $config;
+    }
+
+    protected function hasSource()
+    {
+        if ($this->hasBeenSent() && $source = $this->getSentValue('source')) {
+            $this->sourceCode = $source;
+        } else {
+            $this->processUploadedSource();
+        }
+
+        if (empty($this->sourceCode)) {
+            return false;
+        } else {
+            $this->removeElement('uploaded_file');
+            return true;
+        }
+    }
+
+    protected function showUpload()
+    {
+        $this->setAttrib('enctype', 'multipart/form-data');
+
+        $this->addElement('file', 'uploaded_file', array(
+            'label'       => $this->translate('File'),
+            'destination' => $this->getTempDir(),
+            'required'    => true,
+        ));
+
+        /** @var \Zend_Form_Element_File $el */
+        $el = $this->getElement('uploaded_file');
+        $el->setValueDisabled(true);
+
+        $this->setSubmitLabel(
+            $this->translate('Next')
+        );
+    }
+
+    protected function getTempDir()
+    {
+        return sys_get_temp_dir();
+    }
+
+    protected function processUploadedSource()
+    {
+        /** @var \Zend_Form_Element_File $el */
+        $el = $this->getElement('uploaded_file');
+
+        if ($el && $this->hasBeenSent()) {
+            $tmpdir = $this->getTempDir();
+            $tmpfile = tempnam($tmpdir, 'bpupload_');
+
+            // TODO: race condition, try to do this without unlinking here
+            unlink($tmpfile);
+
+            $el->addFilter('Rename', $tmpfile);
+            if ($el->receive()) {
+                $this->sourceCode = file_get_contents($tmpfile);
+                unlink($tmpfile);
+            } else {
+                foreach ($el->file->getMessages() as $error) {
+                    $this->addError($error);
+                }
+            }
+        }
+
+        return $this;
+    }
+
+    public function onSuccess()
+    {
+        $config = $this->getUploadedConfig();
+        $name = $config->getName();
+
+        if ($this->storage->hasProcess($name)) {
+            $this->addError(sprintf(
+                $this->translate('A process named "%s" already exists'),
+                $name
+            ));
+
+            return;
+        }
+
+        if (! $this->prepareMetadata($config)) {
+            return;
+        }
+
+        $this->storage->storeProcess($config);
+        Notification::success(sprintf('Process %s has been stored', $name));
+
+        $this->getSuccessUrl()->setParam('config', $name);
+
+        parent::onSuccess();
+    }
+}
diff --git a/application/forms/DeleteNodeForm.php b/application/forms/DeleteNodeForm.php
new file mode 100644
index 0000000..dada9d3
--- /dev/null
+++ b/application/forms/DeleteNodeForm.php
@@ -0,0 +1,165 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\Forms;
+
+use Icinga\Module\Businessprocess\BpNode;
+use Icinga\Module\Businessprocess\BpConfig;
+use Icinga\Module\Businessprocess\Modification\ProcessChanges;
+use Icinga\Module\Businessprocess\Node;
+use Icinga\Module\Businessprocess\Web\Form\QuickForm;
+use Icinga\Module\Monitoring\Backend\MonitoringBackend;
+use Icinga\Web\Session\SessionNamespace;
+use ipl\Sql\Connection as IcingaDbConnection;
+
+class DeleteNodeForm extends QuickForm
+{
+    /** @var MonitoringBackend|IcingaDbConnection */
+    protected $backend;
+
+    /** @var BpConfig */
+    protected $bp;
+
+    /** @var Node */
+    protected $node;
+
+    /** @var BpNode */
+    protected $parentNode;
+
+    /** @var SessionNamespace */
+    protected $session;
+
+    public function setup()
+    {
+        $node = $this->node;
+        $view = $this->getView();
+        $this->addHtml(
+            '<h2>' . $view->escape(
+                sprintf($this->translate('Delete "%s"'), $node->getAlias())
+            ) . '</h2>'
+        );
+
+        $biLink = $view->qlink(
+            $node->getAlias(),
+            'businessprocess/node/impact',
+            array('name' => $node->getName()),
+            array('data-base-target' => '_next')
+        );
+        $this->addHtml(
+            '<p>' . sprintf(
+                $view->escape(
+                    $this->translate('Unsure? Show business impact of "%s"')
+                ),
+                $biLink
+            ) . '</p>'
+        );
+
+        if ($this->parentNode) {
+            $yesMsg = sprintf(
+                $this->translate('Delete from %s'),
+                $this->parentNode->getAlias()
+            );
+        } else {
+            $yesMsg = sprintf(
+                $this->translate('Delete root node "%s"'),
+                $this->node->getAlias()
+            );
+        }
+
+        $this->addElement('select', 'confirm', array(
+            'label'        => $this->translate('Are you sure?'),
+            'required'     => true,
+            'description'  => $this->translate(
+                'Do you really want to delete this node?'
+            ),
+            'multiOptions' => $this->optionalEnum(array(
+                'no'  => $this->translate('No'),
+                'yes' => $yesMsg,
+                'all' => sprintf($this->translate('Delete all occurrences of %s'), $node->getAlias()),
+            ))
+        ));
+    }
+
+    /**
+     * @param MonitoringBackend|IcingaDbConnection $backend
+     * @return $this
+     */
+    public function setBackend($backend)
+    {
+        $this->backend = $backend;
+        return $this;
+    }
+
+    /**
+     * @param BpConfig $process
+     * @return $this
+     */
+    public function setProcess(BpConfig $process)
+    {
+        $this->bp = $process;
+        $this->setBackend($process->getBackend());
+        return $this;
+    }
+
+    /**
+     * @param Node $node
+     * @return $this
+     */
+    public function setNode(Node $node)
+    {
+        $this->node = $node;
+        return $this;
+    }
+
+    /**
+     * @param BpNode|null $node
+     * @return $this
+     */
+    public function setParentNode(BpNode $node = null)
+    {
+        $this->parentNode = $node;
+        return $this;
+    }
+
+    /**
+     * @param SessionNamespace $session
+     * @return $this
+     */
+    public function setSession(SessionNamespace $session)
+    {
+        $this->session = $session;
+        return $this;
+    }
+
+    public function onSuccess()
+    {
+        $changes = ProcessChanges::construct($this->bp, $this->session);
+
+        $confirm = $this->getValue('confirm');
+        switch ($confirm) {
+            case 'yes':
+                $changes->deleteNode($this->node, $this->parentNode === null ? null : $this->parentNode->getName());
+                break;
+            case 'all':
+                $changes->deleteNode($this->node);
+                break;
+            case 'no':
+                $this->setSuccessMessage($this->translate('Well, maybe next time'));
+        }
+
+        switch ($confirm) {
+            case 'yes':
+            case 'all':
+                if ($this->successUrl === null) {
+                    $this->successUrl = clone $this->getRequest()->getUrl();
+                }
+
+                $this->successUrl->getParams()->remove(array('action', 'deletenode'));
+        }
+
+        // Trigger session desctruction to make sure it get's stored.
+        // TODO: figure out why this is necessary, might be an unclean shutdown on redirect
+        unset($changes);
+
+        parent::onSuccess();
+    }
+}
diff --git a/application/forms/EditNodeForm.php b/application/forms/EditNodeForm.php
new file mode 100644
index 0000000..eceb065
--- /dev/null
+++ b/application/forms/EditNodeForm.php
@@ -0,0 +1,460 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\Forms;
+
+use Icinga\Module\Businessprocess\BpNode;
+use Icinga\Module\Businessprocess\BpConfig;
+use Icinga\Module\Businessprocess\Common\EnumList;
+use Icinga\Module\Businessprocess\Modification\ProcessChanges;
+use Icinga\Module\Businessprocess\Node;
+use Icinga\Module\Businessprocess\Web\Form\QuickForm;
+use Icinga\Module\Businessprocess\Web\Form\Validator\NoDuplicateChildrenValidator;
+use Icinga\Module\Monitoring\Backend\MonitoringBackend;
+use Icinga\Web\Session\SessionNamespace;
+use ipl\Sql\Connection as IcingaDbConnection;
+
+class EditNodeForm extends QuickForm
+{
+    use EnumList;
+
+    /** @var MonitoringBackend|IcingaDbConnection */
+    protected $backend;
+
+    /** @var BpConfig */
+    protected $bp;
+
+    /** @var Node */
+    protected $node;
+
+    /** @var BpNode */
+    protected $parent;
+
+    protected $objectList = array();
+
+    protected $processList = array();
+
+    protected $service;
+
+    protected $host;
+
+    /** @var SessionNamespace */
+    protected $session;
+
+    public function setup()
+    {
+        $this->host = substr($this->getNode()->getName(), 0, strpos($this->getNode()->getName(), ';'));
+        if ($this->isService()) {
+            $this->service = substr($this->getNode()->getName(), strpos($this->getNode()->getName(), ';') + 1);
+        }
+
+        $view = $this->getView();
+        $this->addHtml(
+            '<h2>' . $view->escape(
+                sprintf($this->translate('Modify "%s"'), $this->getNode()->getAlias())
+            ) . '</h2>'
+        );
+
+        $monitoredNodeType = null;
+        if ($this->isService()) {
+            $monitoredNodeType = 'service';
+        } else {
+            $monitoredNodeType = 'host';
+        }
+
+        $type = $this->selectNodeType($monitoredNodeType);
+        switch ($type) {
+            case 'host':
+                $this->selectHost();
+                break;
+            case 'service':
+                $this->selectService();
+                break;
+            case 'process':
+                $this->selectProcess();
+                break;
+            case 'new-process':
+                $this->addNewProcess();
+                break;
+            case null:
+                $this->setSubmitLabel($this->translate('Next'));
+                return;
+        }
+    }
+
+    protected function isService()
+    {
+        if (strpos($this->getNode()->getName(), ';Hoststatus')) {
+            return false;
+        }
+        return true;
+    }
+
+    protected function addNewProcess()
+    {
+        $this->addElement('text', 'name', array(
+            'label'        => $this->translate('ID'),
+            'required'     => true,
+            'disabled'     => true,
+            'description' => $this->translate(
+                'This is the unique identifier of this process'
+            ),
+        ));
+
+        $this->addElement('text', 'alias', array(
+            'label'        => $this->translate('Display Name'),
+            'description' => $this->translate(
+                'Usually this name will be shown for this node. Equals ID'
+                . ' if not given'
+            ),
+        ));
+
+        $this->addElement('select', 'operator', array(
+            'label'        => $this->translate('Operator'),
+            'required'     => true,
+            'multiOptions' => array(
+                '&' => $this->translate('AND'),
+                '|' => $this->translate('OR'),
+                '!' => $this->translate('NOT'),
+                '%' => $this->translate('DEGRADED'),
+                '1' => $this->translate('MIN 1'),
+                '2' => $this->translate('MIN 2'),
+                '3' => $this->translate('MIN 3'),
+                '4' => $this->translate('MIN 4'),
+                '5' => $this->translate('MIN 5'),
+                '6' => $this->translate('MIN 6'),
+                '7' => $this->translate('MIN 7'),
+                '8' => $this->translate('MIN 8'),
+                '9' => $this->translate('MIN 9'),
+            )
+        ));
+
+        $display = $this->getNode()->getDisplay() ?: 1;
+        $this->addElement('select', 'display', array(
+            'label'        => $this->translate('Visualization'),
+            'required'     => true,
+            'description'  => $this->translate(
+                'Where to show this process'
+            ),
+            'value' => $display,
+            'multiOptions' => array(
+                "$display" => $this->translate('Toplevel Process'),
+                '0' => $this->translate('Subprocess only'),
+            )
+        ));
+
+        $this->addElement('text', 'infoUrl', array(
+            'label'        => $this->translate('Info URL'),
+            'description' => $this->translate(
+                'URL pointing to more information about this node'
+            )
+        ));
+    }
+
+    /**
+     * @return string|null
+     */
+    protected function selectNodeType($monitoredNodeType = null)
+    {
+        if ($this->hasParentNode()) {
+            $this->addElement('hidden', 'node_type', [
+                'disabled'      => true,
+                'decorators'    => ['ViewHelper'],
+                'value'         => $monitoredNodeType
+            ]);
+
+            return $monitoredNodeType;
+        } elseif (! $this->hasProcesses()) {
+            $this->addElement('hidden', 'node_type', array(
+                'ignore'     => true,
+                'decorators' => array('ViewHelper'),
+                'value'      => 'new-process'
+            ));
+
+            return 'new-process';
+        }
+    }
+
+    protected function selectHost()
+    {
+        $this->addElement('select', 'children', array(
+            'required'      => true,
+            'value'         => $this->getNode()->getName(),
+            'multiOptions'  => $this->enumHostList(),
+            'label'         => $this->translate('Host'),
+            'description'   => $this->translate('The host for this business process node'),
+            'validators'    => [[new NoDuplicateChildrenValidator($this, $this->bp, $this->parent), true]]
+        ));
+
+        $this->addHostOverrideCheckbox();
+        $hostOverrideSent = $this->getSentValue('host_override');
+        if ($hostOverrideSent === '1'
+            || ($hostOverrideSent === null && $this->getElement('host_override')->isChecked())
+        ) {
+            $this->addHostOverrideElement();
+        }
+    }
+
+    protected function selectService()
+    {
+        $this->addHostElement();
+
+        if ($this->getSentValue('hosts') === null) {
+            $this->addServicesElement($this->host);
+            $this->addServiceOverrideCheckbox();
+            if ($this->getElement('service_override')->isChecked() || $this->getSentValue('service_override') === '1') {
+                $this->addServiceOverrideElement();
+            }
+        } elseif ($host = $this->getSentValue('hosts')) {
+            $this->addServicesElement($host);
+            $this->addServiceOverrideCheckbox();
+            if ($this->getSentValue('service_override') === '1') {
+                $this->addServiceOverrideElement();
+            }
+        } else {
+            $this->setSubmitLabel($this->translate('Next'));
+        }
+    }
+
+    protected function addHostElement()
+    {
+        $this->addElement('select', 'hosts', array(
+            'label'        => $this->translate('Host'),
+            'required'     => true,
+            'ignore'       => true,
+            'class'        => 'autosubmit',
+            'multiOptions' => $this->optionalEnum($this->enumHostForServiceList()),
+        ));
+
+        $this->getElement('hosts')->setValue($this->host);
+    }
+
+    protected function addHostOverrideCheckbox()
+    {
+        $this->addElement('checkbox', 'host_override', [
+            'ignore'        => true,
+            'class'         => 'autosubmit',
+            'value'         => ! empty($this->parent->getStateOverrides($this->node->getName())),
+            'label'         => $this->translate('Override Host State'),
+            'description'   => $this->translate('Enable host state overrides')
+        ]);
+    }
+
+    protected function addHostOverrideElement()
+    {
+        $this->addElement('stateOverrides', 'stateOverrides', [
+            'required'  => true,
+            'states'    => $this->enumHostStateList(),
+            'value'     => $this->parent->getStateOverrides($this->node->getName()),
+            'label'     => $this->translate('State Overrides')
+        ]);
+    }
+
+    protected function addServicesElement($host)
+    {
+        $this->addElement('select', 'children', array(
+            'required'      => true,
+            'value'         => $this->getNode()->getName(),
+            'multiOptions'  => $this->enumServiceList($host),
+            'label'         => $this->translate('Service'),
+            'description'   => $this->translate('The service for this business process node'),
+            'validators'    => [[new NoDuplicateChildrenValidator($this, $this->bp, $this->parent), true]]
+        ));
+    }
+
+    protected function addServiceOverrideCheckbox()
+    {
+        $this->addElement('checkbox', 'service_override', [
+            'ignore'        => true,
+            'class'         => 'autosubmit',
+            'value'         => ! empty($this->parent->getStateOverrides($this->node->getName())),
+            'label'         => $this->translate('Override Service State'),
+            'description'   => $this->translate('Enable service state overrides')
+        ]);
+    }
+
+    protected function addServiceOverrideElement()
+    {
+        $this->addElement('stateOverrides', 'stateOverrides', [
+            'required'  => true,
+            'states'    => $this->enumServiceStateList(),
+            'value'     => $this->parent->getStateOverrides($this->node->getName()),
+            'label'     => $this->translate('State Overrides')
+        ]);
+    }
+
+    protected function selectProcess()
+    {
+        $this->addElement('multiselect', 'children', array(
+            'label'        => $this->translate('Process nodes'),
+            'required'     => true,
+            'size'         => 8,
+            'style'        => 'width: 25em',
+            'multiOptions' => $this->enumProcesses(),
+            'description'  => $this->translate(
+                'Other processes that should be part of this business process node'
+            )
+        ));
+    }
+
+    /**
+     * @param MonitoringBackend|IcingaDbConnection $backend
+     * @return $this
+     */
+    public function setBackend($backend)
+    {
+        $this->backend = $backend;
+        return $this;
+    }
+
+    /**
+     * @param BpConfig $process
+     * @return $this
+     */
+    public function setProcess(BpConfig $process)
+    {
+        $this->bp = $process;
+        $this->setBackend($process->getBackend());
+        return $this;
+    }
+
+    /**
+     * @param BpNode|null $node
+     * @return $this
+     */
+    public function setParentNode(BpNode $node = null)
+    {
+        $this->parent = $node;
+        return $this;
+    }
+
+    /**
+     * @return bool
+     */
+    public function hasParentNode()
+    {
+        return $this->parent !== null;
+    }
+
+    /**
+     * @param SessionNamespace $session
+     * @return $this
+     */
+    public function setSession(SessionNamespace $session)
+    {
+        $this->session = $session;
+        return $this;
+    }
+
+    protected function hasProcesses()
+    {
+        return count($this->enumProcesses()) > 0;
+    }
+
+    protected function enumProcesses()
+    {
+        $list = array();
+
+        $parents = array();
+
+        if ($this->hasParentNode()) {
+            $this->collectAllParents($this->parent, $parents);
+            $parents[$this->parent->getName()] = $this->parent;
+        }
+
+        foreach ($this->bp->getNodes() as $node) {
+            if ($node instanceof BpNode && ! isset($parents[$node->getName()])) {
+                $list[$node->getName()] = $node->getName(); // display name?
+            }
+        }
+
+        if (! $this->bp->getMetadata()->isManuallyOrdered()) {
+            natcasesort($list);
+        }
+        return $list;
+    }
+
+    /**
+     * Collect the given node's parents recursively into the given array by their names
+     *
+     * @param   BpNode      $node
+     * @param   BpNode[]    $parents
+     */
+    protected function collectAllParents(BpNode $node, array &$parents)
+    {
+        foreach ($node->getParents() as $parent) {
+            $parents[$parent->getName()] = $parent;
+            $this->collectAllParents($parent, $parents);
+        }
+    }
+
+    /**
+     * @param Node $node
+     * @return $this
+     */
+    public function setNode(Node $node)
+    {
+        $this->node = $node;
+        return $this;
+    }
+
+    public function getNode()
+    {
+        return $this->node;
+    }
+
+    public function onSuccess()
+    {
+        $changes = ProcessChanges::construct($this->bp, $this->session);
+
+        $changes->deleteNode($this->node, $this->parent->getName());
+
+        switch ($this->getValue('node_type')) {
+            case 'host':
+            case 'service':
+                $stateOverrides = $this->getValue('stateOverrides') ?: [];
+                if (! empty($stateOverrides)) {
+                    $stateOverrides = array_merge(
+                        $this->parent->getStateOverrides(),
+                        [$this->getValue('children') => $stateOverrides]
+                    );
+                } else {
+                    $stateOverrides = $this->parent->getStateOverrides();
+                    unset($stateOverrides[$this->getValue('children')]);
+                }
+
+                $changes->modifyNode($this->parent, ['stateOverrides' => $stateOverrides]);
+                // Fallthrough
+            case 'process':
+                $changes->addChildrenToNode($this->getValue('children'), $this->parent);
+                break;
+            case 'new-process':
+                $properties = $this->getValues();
+                unset($properties['name']);
+                if ($this->hasParentNode()) {
+                    $properties['parentName'] = $this->parent->getName();
+                }
+                $changes->createNode($this->getValue('name'), $properties);
+                break;
+        }
+
+        // Trigger session destruction to make sure it get's stored.
+        // TODO: figure out why this is necessary, might be an unclean shutdown on redirect
+        unset($changes);
+
+        parent::onSuccess();
+    }
+
+    public function isValid($data)
+    {
+        // Don't allow to override disabled elements. This is probably too harsh
+        // but also wouldn't be necessary if this would be a Icinga\Web\Form...
+        foreach ($this->getElements() as $element) {
+            /** @var \Zend_Form_Element $element */
+            if ($element->getAttrib('disabled')) {
+                $data[$element->getName()] = $element->getValue();
+            }
+        }
+
+        return parent::isValid($data);
+    }
+}
diff --git a/application/forms/MoveNodeForm.php b/application/forms/MoveNodeForm.php
new file mode 100644
index 0000000..8e77f87
--- /dev/null
+++ b/application/forms/MoveNodeForm.php
@@ -0,0 +1,185 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\Forms;
+
+use Icinga\Application\Icinga;
+use Icinga\Exception\Http\HttpException;
+use Icinga\Module\Businessprocess\BpConfig;
+use Icinga\Module\Businessprocess\BpNode;
+use Icinga\Module\Businessprocess\Exception\ModificationError;
+use Icinga\Module\Businessprocess\Modification\ProcessChanges;
+use Icinga\Module\Businessprocess\Node;
+use Icinga\Module\Businessprocess\Web\Form\CsrfToken;
+use Icinga\Module\Businessprocess\Web\Form\QuickForm;
+use Icinga\Web\Session;
+use Icinga\Web\Session\SessionNamespace;
+
+class MoveNodeForm extends QuickForm
+{
+    /** @var BpConfig */
+    protected $bp;
+
+    /** @var Node */
+    protected $node;
+
+    /** @var BpNode */
+    protected $parentNode;
+
+    /** @var SessionNamespace */
+    protected $session;
+
+    public function __construct($options = null)
+    {
+        parent::__construct($options);
+
+        // Zend's plugin loader reverses the order of added prefix paths thus trying our paths first before trying
+        // Zend paths
+        $this->addPrefixPaths(array(
+            array(
+                'prefix'    => 'Icinga\\Web\\Form\\Element\\',
+                'path'      => Icinga::app()->getLibraryDir('Icinga/Web/Form/Element'),
+                'type'      => static::ELEMENT
+            ),
+            array(
+                'prefix'    => 'Icinga\\Web\\Form\\Decorator\\',
+                'path'      => Icinga::app()->getLibraryDir('Icinga/Web/Form/Decorator'),
+                'type'      => static::DECORATOR
+            )
+        ));
+    }
+
+    public function setup()
+    {
+        $this->addElement(
+            'text',
+            'parent',
+            [
+                'allowEmpty'    => true,
+                'filters'       => ['Null'],
+                'validators'    => [
+                    ['Callback', true, [
+                        'callback'  => function ($name) {
+                            return empty($name) || $this->bp->hasBpNode($name);
+                        },
+                        'messages'  => [
+                            'callbackValue' => $this->translate('No process found with name %value%')
+                        ]
+                    ]]
+                ]
+            ]
+        );
+        $this->addElement(
+            'number',
+            'from',
+            [
+                'required'  => true,
+                'min'       => 0
+            ]
+        );
+        $this->addElement(
+            'number',
+            'to',
+            [
+                'required'  => true,
+                'min'       => 0
+            ]
+        );
+        $this->addElement(
+            'hidden',
+            'csrfToken',
+            [
+                'required'  => true
+            ]
+        );
+
+        $this->setSubmitLabel('movenode');
+    }
+
+    /**
+     * @param BpConfig $process
+     * @return $this
+     */
+    public function setProcess(BpConfig $process)
+    {
+        $this->bp = $process;
+        return $this;
+    }
+
+    /**
+     * @param Node $node
+     * @return $this
+     */
+    public function setNode(Node $node)
+    {
+        $this->node = $node;
+        return $this;
+    }
+
+    /**
+     * @param BpNode|null $node
+     * @return $this
+     */
+    public function setParentNode(BpNode $node = null)
+    {
+        $this->parentNode = $node;
+        return $this;
+    }
+
+    /**
+     * @param SessionNamespace $session
+     * @return $this
+     */
+    public function setSession(SessionNamespace $session)
+    {
+        $this->session = $session;
+        return $this;
+    }
+
+    public function onSuccess()
+    {
+        if (! CsrfToken::isValid($this->getValue('csrfToken'))) {
+            throw new HttpException(403, 'nope');
+        }
+
+        $changes = ProcessChanges::construct($this->bp, $this->session);
+        if (! $this->bp->getMetadata()->isManuallyOrdered()) {
+            $changes->applyManualOrder();
+        }
+
+        try {
+            $changes->moveNode(
+                $this->node,
+                $this->getValue('from'),
+                $this->getValue('to'),
+                $this->getValue('parent'),
+                $this->parentNode !== null ? $this->parentNode->getName() : null
+            );
+        } catch (ModificationError $e) {
+            $this->notifyError($e->getMessage());
+            Icinga::app()->getResponse()
+                // Web 2's JS forces a content update for non-200s. Our own JS
+                // can't prevent this, hence we're not making this a 400 :(
+                //->setHttpResponseCode(400)
+                ->setHeader('X-Icinga-Container', 'ignore')
+                ->sendResponse();
+            exit;
+        }
+
+        // Trigger session destruction to make sure it get's stored.
+        unset($changes);
+
+        $this->notifySuccess($this->getSuccessMessage($this->translate('Node order updated')));
+
+        $response = $this->getRequest()->getResponse()
+            ->setHeader('X-Icinga-Container', 'ignore');
+
+        Session::getSession()->write();
+        $response->sendResponse();
+        exit;
+    }
+
+    public function hasBeenSent()
+    {
+        return true; // This form has no id
+    }
+}
diff --git a/application/forms/ProcessForm.php b/application/forms/ProcessForm.php
new file mode 100644
index 0000000..be1abbf
--- /dev/null
+++ b/application/forms/ProcessForm.php
@@ -0,0 +1,215 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\Forms;
+
+use Icinga\Module\Businessprocess\BpNode;
+use Icinga\Module\Businessprocess\BpConfig;
+use Icinga\Module\Businessprocess\Modification\ProcessChanges;
+use Icinga\Module\Businessprocess\Web\Form\QuickForm;
+use Icinga\Module\Monitoring\Backend\MonitoringBackend;
+use Icinga\Web\Notification;
+use Icinga\Web\Session\SessionNamespace;
+use ipl\Sql\Connection as IcingaDbConnection;
+
+class ProcessForm extends QuickForm
+{
+    /** @var MonitoringBackend|IcingaDbConnection */
+    protected $backend;
+
+    /** @var BpConfig */
+    protected $bp;
+
+    /** @var BpNode */
+    protected $node;
+
+    protected $objectList = array();
+
+    protected $processList = array();
+
+    /** @var SessionNamespace */
+    protected $session;
+
+    public function setup()
+    {
+        if ($this->node === null) {
+            $this->addElement('text', 'name', array(
+                'label'        => $this->translate('ID'),
+                'required'     => true,
+                'description' => $this->translate(
+                    'This is the unique identifier of this process'
+                ),
+            ));
+        } else {
+            $this->addHtml(
+                '<h2>' . $this->getView()->escape(
+                    sprintf($this->translate('Modify "%s"'), $this->node->getAlias())
+                ) . '</h2>'
+            );
+        }
+
+        $this->addElement('text', 'alias', array(
+            'label'        => $this->translate('Display Name'),
+            'description' => $this->translate(
+                'Usually this name will be shown for this node. Equals ID'
+                . ' if not given'
+            ),
+        ));
+
+        $this->addElement('select', 'operator', array(
+            'label'        => $this->translate('Operator'),
+            'required'     => true,
+            'multiOptions' => array(
+                '&' => $this->translate('AND'),
+                '|' => $this->translate('OR'),
+                '!' => $this->translate('NOT'),
+                '%' => $this->translate('DEGRADED'),
+                '1' => $this->translate('MIN 1'),
+                '2' => $this->translate('MIN 2'),
+                '3' => $this->translate('MIN 3'),
+                '4' => $this->translate('MIN 4'),
+                '5' => $this->translate('MIN 5'),
+                '6' => $this->translate('MIN 6'),
+                '7' => $this->translate('MIN 7'),
+                '8' => $this->translate('MIN 8'),
+                '9' => $this->translate('MIN 9'),
+            )
+        ));
+
+        if ($this->node !== null) {
+            $display = $this->node->getDisplay() ?: 1;
+        } else {
+            $display = 1;
+        }
+        $this->addElement('select', 'display', array(
+            'label'        => $this->translate('Visualization'),
+            'required'     => true,
+            'description'  => $this->translate(
+                'Where to show this process'
+            ),
+            'multiOptions' => array(
+                "$display" => $this->translate('Toplevel Process'),
+                '0' => $this->translate('Subprocess only'),
+            )
+        ));
+
+        $this->addElement('text', 'url', array(
+            'label'        => $this->translate('Info URL'),
+            'description' => $this->translate(
+                'URL pointing to more information about this node'
+            )
+        ));
+
+        if ($node = $this->node) {
+            if ($node->hasAlias()) {
+                $this->getElement('alias')->setValue($node->getAlias());
+            }
+            $this->getElement('operator')->setValue($node->getOperator());
+            $this->getElement('display')->setValue($node->getDisplay());
+            if ($node->hasInfoUrl()) {
+                $this->getElement('url')->setValue($node->getInfoUrl());
+            }
+        }
+    }
+
+    /**
+     * @param MonitoringBackend|IcingaDbConnection $backend
+     * @return $this
+     */
+    public function setBackend($backend)
+    {
+        $this->backend = $backend;
+        return $this;
+    }
+
+    /**
+     * @param BpConfig $process
+     * @return $this
+     */
+    public function setProcess(BpConfig $process)
+    {
+        $this->bp = $process;
+        $this->setBackend($process->getBackend());
+        return $this;
+    }
+
+    /**
+     * @param BpNode $node
+     * @return $this
+     */
+    public function setNode(BpNode $node)
+    {
+        $this->node = $node;
+        return $this;
+    }
+
+    /**
+     * @param SessionNamespace $session
+     * @return $this
+     */
+    public function setSession(SessionNamespace $session)
+    {
+        $this->session = $session;
+        return $this;
+    }
+
+    public function onSuccess()
+    {
+        $changes = ProcessChanges::construct($this->bp, $this->session);
+
+        $modifications = array();
+        $alias    = $this->getValue('alias');
+        $operator = $this->getValue('operator');
+        $display  = $this->getValue('display');
+        $url      = $this->getValue('url');
+        if (empty($url)) {
+            $url = null;
+        }
+        if (empty($alias)) {
+            $alias = null;
+        }
+        // TODO: rename
+
+        if ($node = $this->node) {
+            if ($display !== $node->getDisplay()) {
+                $modifications['display'] = $display;
+            }
+            if ($operator !== $node->getOperator()) {
+                $modifications['operator'] = $operator;
+            }
+            if ($url !== $node->getInfoUrl()) {
+                $modifications['infoUrl'] = $url;
+            }
+            if ($alias !== $node->getAlias()) {
+                $modifications['alias'] = $alias;
+            }
+        } else {
+            $modifications = array(
+                'display'    => $display,
+                'operator'   => $operator,
+                'infoUrl'    => $url,
+                'alias'      => $alias,
+            );
+        }
+
+        if (! empty($modifications)) {
+            if ($this->node === null) {
+                $changes->createNode($this->getValue('name'), $modifications);
+            } else {
+                $changes->modifyNode($this->node, $modifications);
+            }
+
+            Notification::success(
+                sprintf(
+                    'Process %s has been modified',
+                    $this->bp->getName()
+                )
+            );
+        }
+
+        // Trigger session destruction to make sure it get's stored.
+        // TODO: figure out why this is necessary, might be an unclean shutdown on redirect
+        unset($changes);
+
+        parent::onSuccess();
+    }
+}
diff --git a/application/forms/SimulationForm.php b/application/forms/SimulationForm.php
new file mode 100644
index 0000000..263976b
--- /dev/null
+++ b/application/forms/SimulationForm.php
@@ -0,0 +1,136 @@
+<?php
+
+namespace Icinga\Module\Businessprocess\Forms;
+
+use Icinga\Module\Businessprocess\MonitoredNode;
+use Icinga\Module\Businessprocess\Simulation;
+use Icinga\Module\Businessprocess\Web\Form\QuickForm;
+
+class SimulationForm extends QuickForm
+{
+    /** @var MonitoredNode */
+    protected $node;
+
+    /** @var MonitoredNode */
+    protected $simulatedNode;
+
+    /** @var Simulation */
+    protected $simulation;
+
+    public function setup()
+    {
+        $states = $this->enumStateNames();
+
+        // TODO: Fetch state from object
+        if ($this->simulatedNode) {
+            $simulatedState = $this->simulatedNode->getState();
+            $states[$simulatedState] = sprintf(
+                '%s (%s)',
+                $this->node->getStateName($simulatedState),
+                $this->translate('Current simulation')
+            );
+            $node = $this->simulatedNode;
+            $hasSimulation = true;
+        } else {
+            $hasSimulation = false;
+            $node = $this->node;
+        }
+
+        $view = $this->getView();
+        if ($hasSimulation) {
+            $title = $this->translate('Modify simulation for %s');
+        } else {
+            $title = $this->translate('Add simulation for %s');
+        }
+        $this->addHtml(
+            '<h2>'
+            . $view->escape(sprintf($title, $node->getAlias()))
+            . '</h2>'
+        );
+
+        $this->addElement('select', 'state', array(
+            'label'        => $this->translate('State'),
+            'multiOptions' => $states,
+            'class'        => 'autosubmit',
+            'value'        => $this->simulatedNode ? $node->getState() : null,
+        ));
+
+        $sentState = $this->getSentValue('state');
+        if (in_array($sentState, array('0', '99'))) {
+            return;
+        }
+
+        if ($hasSimulation || ($sentState !== null && ctype_digit($sentState))) {
+            $this->addElement('checkbox', 'acknowledged', array(
+                'label' => $this->translate('Acknowledged'),
+                'value' => $node->isAcknowledged(),
+            ));
+
+            $this->addElement('checkbox', 'in_downtime', array(
+                'label' => $this->translate('In downtime'),
+                'value' => $node->isInDowntime(),
+            ));
+        }
+
+        $this->setSubmitLabel($this->translate('Apply'));
+    }
+
+    public function setNode($node)
+    {
+        $this->node = $node;
+        return $this;
+    }
+
+    public function setSimulation(Simulation $simulation)
+    {
+        $this->simulation = $simulation;
+
+        $name = $this->node->getName();
+        if ($simulation->hasNode($name)) {
+            $this->simulatedNode = clone($this->node);
+            $s = $simulation->getNode($name);
+            $this->simulatedNode->setState($s->state)
+                ->setAck($s->acknowledged)
+                ->setDowntime($s->in_downtime)
+                ->setMissing(false);
+        }
+
+        return $this;
+    }
+
+    public function onSuccess()
+    {
+        $nodeName = $this->node->getName();
+        $state = $this->getValue('state');
+
+        if ($state !== null && ctype_digit($state)) {
+            $this->notifySuccess($this->translate('Simulation has been set'));
+            $this->simulation->set($nodeName, (object) array(
+                'state'        => $this->getValue('state'),
+                'acknowledged' => $this->getValue('acknowledged'),
+                'in_downtime'  => $this->getValue('in_downtime'),
+            ));
+        } else {
+            if ($this->simulation->remove($nodeName)) {
+                $this->notifySuccess($this->translate('Simulation has been removed'));
+            }
+        }
+
+        parent::onSuccess();
+    }
+
+    /**
+     * @return array
+     */
+    protected function enumStateNames()
+    {
+        $states = array(
+            null => sprintf(
+                $this->translate('Use current state (%s)'),
+                $this->translate($this->node->getStateName())
+            )
+        ) + $this->node->enumStateNames();
+
+        return $states;
+    }
+}