mirror of
https://github.com/alchemy-fr/Phraseanet.git
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44 lines
945 B
PHP
44 lines
945 B
PHP
<?php
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/*
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* This file is part of Phraseanet
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*
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* (c) 2005-2016 Alchemy
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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class thesaurus_xpath extends DOMXPath
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{
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/**
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*
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* @var array
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*/
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protected static $r = [];
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/**
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*
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* @param string $xquery
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* @param DOMNode $context_node
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* @param string $context_path
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* @return DOMNodeList
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*/
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public function cache_query($xquery, DOMNode $context_node = NULL, $context_path = '')
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{
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$context_path .= $xquery;
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if ( ! array_key_exists($context_path, self::$r)) {
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self::$r[$context_path] = $context_node ?
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parent::query($xquery, $context_node) : parent::query($xquery);
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}
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return(self::$r[$context_path]);
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}
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public static function purge()
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{
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self::$r = [];
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}
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}
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