94 lines
2.8 KiB
PHP
94 lines
2.8 KiB
PHP
<?php
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/*
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* $Id$
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* This software consists of voluntary contributions made by many individuals
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* and is licensed under the LGPL. For more information, see
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* <http://www.phpdoctrine.com>.
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*/
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/**
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* Doctrine_Cache
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*
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* @package Doctrine
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* @subpackage Doctrine_Cache
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* @author Konsta Vesterinen <kvesteri@cc.hut.fi>
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* @license http://www.opensource.org/licenses/lgpl-license.php LGPL
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* @category Object Relational Mapping
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* @link www.phpdoctrine.com
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* @since 1.0
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* @version $Revision$
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*/
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class Doctrine_Cache
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{
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protected $_options = array('size' => 1000,
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'lifetime' => 3600,
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);
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protected $_queries = array();
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protected $_driver;
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/**
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* process
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*
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* @param string $query sql query string
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* @return void
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*/
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public function addQuery($query)
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{
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$this->queries[] = $query;
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}
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/**
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* save
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*
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* @return boolean
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*/
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public function processAll()
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{
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$content = file_get_contents($this->_statsFile);
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$queries = explode("\n", $content);
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$stats = array();
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foreach ($queries as $query) {
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if (isset($stats[$query])) {
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$stats[$query]++;
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} else {
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$stats[$query] = 1;
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}
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}
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sort($stats);
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$i = $this->_options['size'];
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while ($i--) {
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$element = next($stats);
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$query = key($stats);
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$conn = Doctrine_Manager::getConnection($element[1]);
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$data = $conn->fetchAll($query);
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$this->_driver->save(serialize($data), $query, $this->_options['lifetime']);
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}
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}
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/**
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* flush
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*
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* adds all queries to stats file
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* @return void
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*/
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public function flush()
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{
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file_put_contents($this->_statsFile, implode("\n", $this->queries));
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}
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}
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