86 lines
2.5 KiB
PHP
86 lines
2.5 KiB
PHP
<?php
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/*
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* This file is part of the TYPO3 CMS project.
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*
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* It is free software; you can redistribute it and/or modify it under
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* the terms of the GNU General Public License, either version 2
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* of the License, or any later version.
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*
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* For the full copyright and license information, please read the
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* LICENSE.txt file that was distributed with this source code.
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*
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* The TYPO3 project - inspiring people to share!
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*/
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namespace TYPO3\CMS\Backend\Tree\Renderer;
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use TYPO3\CMS\Backend\Tree\AbstractTree;
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use TYPO3\CMS\Backend\Tree\TreeNodeCollection;
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use TYPO3\CMS\Backend\Tree\TreeRepresentationNode;
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/**
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* Renderer for unordered lists
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*/
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class UnorderedListTreeRenderer extends AbstractTreeRenderer
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{
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/**
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* recursion level
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*
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* @var int
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*/
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protected $recursionLevel = 0;
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/**
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* Renders a node recursive or just a single instance
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*
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* @param bool $recursive
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* @return string
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*/
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public function renderNode(TreeRepresentationNode $node, $recursive = true)
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{
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$code = '<li><span class="' . htmlspecialchars($node->getIcon()) . '"> </span>' . htmlspecialchars($node->getLabel());
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if ($recursive && $node->hasChildNodes()) {
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$this->recursionLevel++;
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$code .= $this->renderNodeCollection($node->getChildNodes());
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$this->recursionLevel--;
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}
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$code .= '</li>';
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return $code;
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}
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/**
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* Renders a node collection recursive or just a single instance
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*
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* @param bool $recursive
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* @return string
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*/
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public function renderTree(AbstractTree $tree, $recursive = true)
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{
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$this->recursionLevel = 0;
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$code = '<ul class="level' . $this->recursionLevel . '" style="margin-left:10px">';
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// @todo: this doc block is a hack, as it needs to be a TreeReprsentationNode
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/** @var TreeRepresentationNode $rootNode */
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$rootNode = $tree->getRoot();
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$code .= $this->renderNode($rootNode, $recursive);
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$code .= '</ul>';
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return $code;
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}
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/**
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* Renders a tree recursively or just a single instance
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*
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* @param bool $recursive
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* @return string
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*/
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public function renderNodeCollection(TreeNodeCollection $collection, $recursive = true)
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{
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$code = '<ul class="level' . $this->recursionLevel . '" style="margin-left:10px">';
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foreach ($collection as $node) {
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$code .= $this->renderNode($node, $recursive);
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}
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$code .= '</ul>';
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return $code;
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}
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}
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