1 files changed, 93 insertions, 0 deletions
diff --git a/library/X509/Donut.php b/library/X509/Donut.php
new file mode 100644
index 0000000..f3e199f
--- /dev/null
+++ b/library/X509/Donut.php
@@ -0,0 +1,93 @@
+<?php
+// Icinga Web 2 X.509 Module | (c) 2018 Icinga GmbH | GPLv2
+
+namespace Icinga\Module\X509;
+
+use ipl\Html\BaseHtmlElement;
+use ipl\Html\Html;
+use ipl\Html\HtmlString;
+use ipl\Html\Text;
+
+class Donut extends BaseHtmlElement
+{
+    protected $tag = 'div';
+
+    protected $defaultAttributes = ['class' => 'cert-donut'];
+
+    /**
+     * The donut data
+     *
+     * @var array|\Traversable
+     */
+    protected $data = [];
+
+    protected $heading;
+
+    protected $headingLevel;
+
+    protected $labelCallback;
+
+    /**
+     * Get data to display
+     *
+     * @return  array|\Traversable
+     */
+    public function getData()
+    {
+        return $this->data;
+    }
+
+    /**
+     * Set the data to display
+     *
+     * @param   array|\Traversable  $data
+     *
+     * @return  $this
+     */
+    public function setData($data)
+    {
+        if (! is_array($data) && ! $data instanceof \Traversable) {
+            throw new \InvalidArgumentException('Data must be an array or an instance of Traversable');
+        }
+
+        $this->data = $data;
+
+        return $this;
+    }
+
+    public function setHeading($heading, $level)
+    {
+        $this->heading = $heading;
+        $this->headingLevel = (int) $level;
+
+        return $this;
+    }
+
+    public function setLabelCallback(callable $callback)
+    {
+        $this->labelCallback = $callback;
+
+        return $this;
+    }
+
+    public function assemble()
+    {
+        $colorScheme = (new ColorScheme(['#014573', '#3588A5', '#BBD9B0', '#F5CC0A', '#F04B0D']))->scheme();
+        $donut = new \Icinga\Chart\Donut();
+        $legend = new Table();
+
+        foreach ($this->data as $data) {
+            $color = $colorScheme();
+            $donut->addSlice((int) $data['cnt'], ['stroke' => $color]);
+            $legend->addRow(
+                [
+                    Html::tag('span', ['class' => 'badge', 'style' => "background-color: $color; height: 1.75em;"]),
+                    call_user_func($this->labelCallback, $data),
+                    $data['cnt']
+                ]
+            );
+        }
+
+        $this->add([Html::tag("h{$this->headingLevel}", $this->heading), new HtmlString($donut->render()), $legend]);
+    }
+}