1 files changed, 186 insertions, 0 deletions
diff --git a/library/Icinga/Web/Navigation/Renderer/RecursiveNavigationRenderer.php b/library/Icinga/Web/Navigation/Renderer/RecursiveNavigationRenderer.php
new file mode 100644
index 0000000..315c2aa
--- /dev/null
+++ b/library/Icinga/Web/Navigation/Renderer/RecursiveNavigationRenderer.php
@@ -0,0 +1,186 @@
+<?php
+/* Icinga Web 2 | (c) 2015 Icinga Development Team | GPLv2+ */
+
+namespace Icinga\Web\Navigation\Renderer;
+
+use Exception;
+use RecursiveIteratorIterator;
+use Icinga\Exception\IcingaException;
+use Icinga\Web\Navigation\Navigation;
+use Icinga\Web\Navigation\NavigationItem;
+use Icinga\Web\Navigation\Renderer\NavigationItemRenderer;
+
+/**
+ * Renderer for multi level navigation
+ *
+ * @method NavigationRenderer getInnerIterator() {
+ *     {@inheritdoc}
+ * }
+ */
+class RecursiveNavigationRenderer extends RecursiveIteratorIterator implements NavigationRendererInterface
+{
+    /**
+     * The content rendered so far
+     *
+     * @var array
+     */
+    protected $content;
+
+    /**
+     * Whether to use the standard item renderer
+     *
+     * @var bool
+     */
+    protected $useStandardRenderer;
+
+    /**
+     * Create a new RecursiveNavigationRenderer
+     *
+     * @param   Navigation  $navigation
+     */
+    public function __construct(Navigation $navigation)
+    {
+        $this->content = array();
+        parent::__construct(
+            new NavigationRenderer($navigation, true),
+            RecursiveIteratorIterator::SELF_FIRST
+        );
+    }
+
+    /**
+     * Set whether to use the standard navigation item renderer
+     *
+     * @param   bool    $state
+     *
+     * @return  $this
+     */
+    public function setUseStandardItemRenderer($state = true)
+    {
+        $this->useStandardRenderer = (bool) $state;
+        return $this;
+    }
+
+    /**
+     * Return whether to use the standard navigation item renderer
+     *
+     * @return  bool
+     */
+    public function getUseStandardItemRenderer()
+    {
+        return $this->useStandardRenderer;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setElementTag($tag)
+    {
+        $this->getInnerIterator()->setElementTag($tag);
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getElementTag()
+    {
+        return $this->getInnerIterator()->getElementTag();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setCssClass($class)
+    {
+        $this->getInnerIterator()->setCssClass($class);
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getCssClass()
+    {
+        return $this->getInnerIterator()->getCssClass();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function setHeading($heading)
+    {
+        $this->getInnerIterator()->setHeading($heading);
+        return $this;
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function getHeading()
+    {
+        return $this->getInnerIterator()->getHeading();
+    }
+
+    public function beginIteration(): void
+    {
+        $this->content[] = $this->getInnerIterator()->beginMarkup();
+    }
+
+    public function endIteration(): void
+    {
+        $this->content[] = $this->getInnerIterator()->endMarkup();
+    }
+
+    public function beginChildren(): void
+    {
+        $this->content[] = $this->getInnerIterator()->beginChildrenMarkup($this->getDepth() + 1);
+    }
+
+    public function endChildren(): void
+    {
+        $this->content[] = $this->getInnerIterator()->endChildrenMarkup();
+        $this->content[] = $this->getInnerIterator()->endItemMarkup();
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function render()
+    {
+        foreach ($this as $item) {
+            /** @var NavigationItem $item */
+            if ($item->shouldRender()) {
+                if ($this->getDepth() > 0) {
+                    $item->setIcon(null);
+                }
+                if ($this->getUseStandardItemRenderer()) {
+                    $renderer = new NavigationItemRenderer();
+                    $content = $renderer->render($item);
+                } else {
+                    $content = $item->render();
+                }
+                $this->content[] = $this->getInnerIterator()->beginItemMarkup($item);
+
+                $this->content[] = $content;
+
+                if (! $item->hasChildren()) {
+                    $this->content[] = $this->getInnerIterator()->endItemMarkup();
+                }
+            }
+        }
+
+        return join("\n", $this->content);
+    }
+
+    /**
+     * {@inheritdoc}
+     */
+    public function __toString()
+    {
+        try {
+            return $this->render();
+        } catch (Exception $e) {
+            return IcingaException::describe($e);
+        }
+    }
+}