157 lines
3.3 KiB
PHP
157 lines
3.3 KiB
PHP
<?php
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/* Icinga Web 2 | (c) 2013-2015 Icinga Development Team | GPLv2+ */
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namespace Icinga\Web\Navigation\Renderer;
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use Exception;
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use RecursiveIteratorIterator;
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use Icinga\Exception\IcingaException;
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use Icinga\Web\Navigation\Navigation;
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use Icinga\Web\Navigation\NavigationItem;
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/**
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* Renderer for multi level navigation
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*
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* @method NavigationRenderer getInnerIterator() {
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* {@inheritdoc}
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* }
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*/
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class RecursiveNavigationRenderer extends RecursiveIteratorIterator implements NavigationRendererInterface
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{
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/**
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* The content rendered so far
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*
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* @var array
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*/
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protected $content;
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/**
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* Create a new RecursiveNavigationRenderer
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*
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* @param Navigation $navigation
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*/
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public function __construct(Navigation $navigation)
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{
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$this->content = array();
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parent::__construct(
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new NavigationRenderer($navigation, true),
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RecursiveIteratorIterator::SELF_FIRST
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);
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}
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/**
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* {@inheritdoc}
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*/
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public function setElementTag($tag)
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{
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$this->getInnerIterator()->setElementTag($tag);
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return $this;
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}
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/**
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* {@inheritdoc}
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*/
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public function getElementTag()
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{
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return $this->getInnerIterator()->getElementTag();
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}
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/**
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* {@inheritdoc}
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*/
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public function setCssClass($class)
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{
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$this->getInnerIterator()->setCssClass($class);
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return $this;
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}
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/**
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* {@inheritdoc}
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*/
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public function getCssClass()
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{
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return $this->getInnerIterator()->getCssClass();
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}
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/**
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* {@inheritdoc}
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*/
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public function setHeading($heading)
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{
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$this->getInnerIterator()->setHeading($heading);
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return $this;
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}
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/**
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* {@inheritdoc}
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*/
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public function getHeading()
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{
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return $this->getInnerIterator()->getHeading();
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}
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/**
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* {@inheritdoc}
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*/
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public function beginIteration()
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{
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$this->content[] = $this->getInnerIterator()->beginMarkup();
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}
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/**
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* {@inheritdoc}
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*/
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public function endIteration()
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{
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$this->content[] = $this->getInnerIterator()->endMarkup();
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}
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/**
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* {@inheritdoc}
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*/
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public function beginChildren()
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{
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$this->content[] = $this->getInnerIterator()->beginChildrenMarkup();
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}
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/**
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* {@inheritdoc}
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*/
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public function endChildren()
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{
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$this->content[] = $this->getInnerIterator()->endChildrenMarkup();
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$this->content[] = $this->getInnerIterator()->endItemMarkup();
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}
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/**
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* {@inheritdoc}
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*/
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public function render()
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{
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foreach ($this as $item) {
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/** @var NavigationItem $item */
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if ($item->shouldRender()) {
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$this->content[] = $this->getInnerIterator()->beginItemMarkup($item);
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$this->content[] = $item->render();
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if (! $item->hasChildren()) {
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$this->content[] = $this->getInnerIterator()->endItemMarkup();
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}
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}
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}
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return join("\n", $this->content);
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}
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/**
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* {@inheritdoc}
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*/
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public function __toString()
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{
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try {
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return $this->render();
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} catch (Exception $e) {
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return IcingaException::describe($e);
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}
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}
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}
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