SingleValueSearchControl: Add support for groups and meta data

library/Icinga/Web/Widget/SingleValueSearchControl.php

@@ -7,6 +7,7 @@ use Icinga\Application\Icinga;
 use ipl\Html\Form;
 use ipl\Html\FormElement\InputElement;
 use ipl\Html\HtmlElement;
+use ipl\Web\Control\SearchBar\Suggestions;
 use ipl\Web\Url;
 
 class SingleValueSearchControl extends Form
@@ -28,6 +29,9 @@ class SingleValueSearchControl extends Form
     /** @var Url */
     protected $suggestionUrl;
 
+    /** @var array */
+    protected $metaDataNames;
+
     /**
      * Set the search parameter to use
      *
@@ -83,6 +87,20 @@ class SingleValueSearchControl extends Form
         return $this;
     }
 
+    /**
+     * Set names for which hidden meta data elements should be created
+     *
+     * @param string ...$names
+     *
+     * @return $this
+     */
+    public function setMetaDataNames(...$names)
+    {
+        $this->metaDataNames = $names;
+
+        return $this;
+    }
+
     protected function assemble()
     {
         $suggestionsId = Icinga::app()->getRequest()->protectId('single-value-suggestions');
@@ -101,6 +119,17 @@ class SingleValueSearchControl extends Form
             ]
         );
 
+        if (! empty($this->metaDataNames)) {
+            $fieldset = new HtmlElement('fieldset');
+            foreach ($this->metaDataNames as $name) {
+                $hiddenElement = $this->createElement('hidden', $this->searchParameter . '-' . $name);
+                $this->registerElement($hiddenElement);
+                $fieldset->add($hiddenElement);
+            }
+
+            $this->getElement($this->searchParameter)->prependWrapper($fieldset);
+        }
+
         $this->addElement(
             'submit',
             'btn_sumit',
@@ -117,22 +146,40 @@ class SingleValueSearchControl extends Form
     }
 
     /**
-     * Create a list of search suggestions
+     * Create a list of search suggestions based on the given groups
      *
-     * @param array $values
+     * @param array $groups
      *
      * @return HtmlElement
      */
-    public static function createSuggestions(array $values)
+    public static function createSuggestions(array $groups)
     {
         $ul = new HtmlElement('ul');
+        foreach ($groups as $name => $entries) {
+            if (is_string($name)) {
+                if ($entries === false) {
+                    $ul->add(new HtmlElement('li', ['class' => 'failure-message'], [
+                        new HtmlElement('em', null, t('Can\'t search:')),
+                        $name
+                    ]));
+                    continue;
+                } else {
+                    $ul->add(new HtmlElement('li', ['class' => Suggestions::SUGGESTION_TITLE_CLASS], $name));
+                }
+            }
 
-        foreach ($values as $value) {
-            $ul->add(new HtmlElement('li', null, new InputElement(null, [
-                'value'     => $value,
-                'type'      => 'button',
-                'tabindex'  => -1
-            ])));
+            foreach ($entries as $label => $metaData) {
+                $attributes = [
+                    'value'     => $label,
+                    'type'      => 'button',
+                    'tabindex'  => -1
+                ];
+                foreach ($metaData as $key => $value) {
+                    $attributes['data-' . $key] = $value;
+                }
+
+                $ul->add(new HtmlElement('li', null, new InputElement(null, $attributes)));
+            }
         }
 
         return $ul;