Zen Cart 源代码 query

Zen Cart 源代码 query_cache.php

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文件名: query_cache.php
文件类型: PHP文件
文件大小: 1.26 KiB
MD5: 5e1a275913b69601b29d85431396df5a

query_cache.php - 打开高亮: <?php /** * Temporary cache for sql * * @package classes * @copyright Copyright 2003-2012 Zen Cart Development Team * @copyright Created by Data-Diggers.com http://www.data-diggers.com/ * @license http://www.zen-cart.com/license/2_0.txt GNU Public License V2.0 * @version GIT: $Id: Author: Ian Wilson Wed Jul 4 14:44:03 2012 +0100 New in v1.5.1 $ * */ /** * QueryCache * */ class QueryCache { function QueryCache() { $this->queries = array(); } // cache queries if and only if query is 'SELECT' statement // returns: // TRUE - if and only if query has been stored in cache // FALSE - otherwise function cache($query, $result) { if ($this->isSelectStatement($query) === TRUE) $this->queries[$query] = $result; else return(FALSE); return(TRUE); } function getFromCache($query) { $ret = $this->queries[$query]; mysql_data_seek($ret, 0); return($ret); } function inCache($query) { return(isset($this->queries[$query])); } function isSelectStatement($q) { if(($q[0] == 's' || $q[0] == 'S') && ($q[1] == 'e' || $q[1] == 'E') && ($q[2] == 'l' || $q[2] == 'L')) return(true); return(false); } } ?>