lib: Use navigation classes in the limiter control

refs #5543

library/Icinga/Web/Widget/Limiter.php

@@ -3,98 +3,111 @@
 
 namespace Icinga\Web\Widget;
 
+use Icinga\Web\Navigation\Navigation;
+use Icinga\Web\Navigation\NavigationItem;
+use Icinga\Web\Navigation\NavigationRenderer;
 use Icinga\Web\Url;
 
 /**
- * Limiter
+ * Limiter control
  */
 class Limiter extends AbstractWidget
 {
     /**
-     * The url
+     * CSS class for the limiter widget
      *
-     * @var Url
+     * @var string
      */
-    private $url;
+    const CSS_CLASS_LIMITER = 'limiter-control';
 
-    private $max;
+    /**
+     * Default limit
+     *
+     * @var int
+     */
+    const DEFAULT_LIMIT = 50;
 
-    private $pages;
+    /**
+     * Selectable limits
+     *
+     * @var int[]
+     */
+    public static $limits = array(
+        10  => '10',
+        25  => '25',
+        50  => '50',
+        100 => '100',
+        500 => '500'
+    );
 
-    private $default;
+    /**
+     * Default limit for this instance
+     *
+     * @var int|null
+     */
+    protected $defaultLimit;
 
-    public function setUrl(Url $url)
+    /**
+     * Get the default limit
+     *
+     * @return int
+     */
+    public function getDefaultLimit()
     {
-        $this->url = $url;
-        return $this;
-    }
-
-    public function setCurrentPageCount($pages)
-    {
-        $this->pages = $pages;
-        return $this;
-    }
-
-    public function setMaxLimit($max)
-    {
-        $this->max = $max;
-        return $this;
-    }
-
-    public function setDefaultLimit($limit)
-    {
-        $this->default = $limit;
+        return $this->defaultLimit !== null ? $this->defaultLimit : static::DEFAULT_LIMIT;
+    }
+
+    /**
+     * Set the default limit
+     *
+     * @param   int $defaultLimit
+     *
+     * @return  $this
+     */
+    public function setDefaultLimit($defaultLimit)
+    {
+        $this->defaultLimit = (int) $defaultLimit;
         return $this;
     }
 
+    /**
+     * {@inheritdoc}
+     */
     public function render()
     {
-        if ($this->url === null) {
-            $this->url = Url::fromRequest();
-        }
-
-        $currentLimit = (int) $this->url->getParam('limit', $this->default);
-        $availableLimits = array(
-            10 => '10',
-            25 => '25',
-            50 => '50',
-            100 => '100',
-            500 => '500'
-        );
-        if ($currentLimit === 0) {
-            $availableLimits[0] = t('all');
-        }
-
-        // if ($this->pages === 1 && $currentLimit === 10) return '';
-
-        $limits = array();
-        $view = $this->view();
-        $gotCurrent = false;
-        foreach ($availableLimits as $limit => $caption) {
-            if ($gotCurrent) {
-                if ($this->pages === 1) {
-                //    break;
-                }
-            }
-            if ($this->max !== null && ($limit === 0 || $limit > $this->max)) {
-            //echo "$limit > $this->max"; break;
-            }
-            if ($limit === $currentLimit) {
-                $gotCurrent = true;
-                $limits[] = $caption;
-            } else {
-                $limits[] = $view->qlink(
-                    $caption,
-                    $this->url->setParam('limit', $limit),
-                    null,
-                    array(
-                        'title' => sprintf($view->translate('Limit each page to a maximum of %u rows'), $caption)
+        $url = Url::fromRequest();
+        $activeLimit = (int) $url->getParam('limit', $this->getDefaultLimit());
+        $navigation = new Navigation();
+        $navigation->setLayout(Navigation::LAYOUT_TABS);
+        foreach (static::$limits as $limit => $label) {
+            $navigationItem = new NavigationItem();
+            $navigationItem
+                ->setActive($activeLimit === $limit)
+                ->setAttribute(
+                    'title',
+                    sprintf(
+                        t('Show %u rows on this page'),
+                        $limit
                     )
-                );
-            }
+                )
+                ->setId($limit)
+                ->setLabel($label)
+                ->setUrl($url->with(array('limit' => $limit)));
+            $navigation->addItem($navigationItem);
         }
-
-        if (empty($limits)) return '';
-        return '<span class="widgetLimiter">' . implode(' ', $limits) . '</span>';
+        if ($activeLimit === 0) {
+            $navigationItem = new NavigationItem();
+            $navigationItem
+                ->setActive(true)
+                ->setAttribute('title', t('Show all items on this page'))
+                ->setId(0)
+                ->setLabel(t('all'));
+            $navigation->addItem($navigationItem);
+        }
+        $navigationRenderer = new NavigationRenderer($navigation);
+        $navigationRenderer
+            ->setCssClass(static::CSS_CLASS_LIMITER)
+            ->setHeading(t('Limiter'));
+        return $navigationRenderer->render();
     }
 }