/framework/vendor/zend/Zend/Cache/Frontend/Output.php
PHP | 106 lines | 44 code | 9 blank | 53 comment | 7 complexity | bc45bc515c51f362fe8566cd3a43194d MD5 | raw file
Possible License(s): BSD-3-Clause, LGPL-2.1
- <?php
- /**
- * Zend Framework
- *
- * LICENSE
- *
- * This source file is subject to the new BSD license that is bundled
- * with this package in the file LICENSE.txt.
- * It is also available through the world-wide-web at this URL:
- * http://framework.zend.com/license/new-bsd
- * If you did not receive a copy of the license and are unable to
- * obtain it through the world-wide-web, please send an email
- * to license@zend.com so we can send you a copy immediately.
- *
- * @category Zend
- * @package Zend_Cache
- * @subpackage Zend_Cache_Frontend
- * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- * @version $Id: Output.php 20096 2010-01-06 02:05:09Z bkarwin $
- */
- /**
- * @see Zend_Cache_Core
- */
- require_once 'Zend/Cache/Core.php';
- /**
- * @package Zend_Cache
- * @subpackage Zend_Cache_Frontend
- * @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- */
- class Zend_Cache_Frontend_Output extends Zend_Cache_Core
- {
- private $_idStack = array();
- /**
- * Constructor
- *
- * @param array $options Associative array of options
- * @return void
- */
- public function __construct(array $options = array())
- {
- parent::__construct($options);
- $this->_idStack = array();
- }
- /**
- * Start the cache
- *
- * @param string $id Cache id
- * @param boolean $doNotTestCacheValidity If set to true, the cache validity won't be tested
- * @param boolean $echoData If set to true, datas are sent to the browser if the cache is hit (simpy returned else)
- * @return mixed True if the cache is hit (false else) with $echoData=true (default) ; string else (datas)
- */
- public function start($id, $doNotTestCacheValidity = false, $echoData = true)
- {
- $data = $this->load($id, $doNotTestCacheValidity);
- if ($data !== false) {
- if ( $echoData ) {
- echo($data);
- return true;
- } else {
- return $data;
- }
- }
- ob_start();
- ob_implicit_flush(false);
- $this->_idStack[] = $id;
- return false;
- }
- /**
- * Stop the cache
- *
- * @param array $tags Tags array
- * @param int $specificLifetime If != false, set a specific lifetime for this cache record (null => infinite lifetime)
- * @param string $forcedDatas If not null, force written datas with this
- * @param boolean $echoData If set to true, datas are sent to the browser
- * @param int $priority integer between 0 (very low priority) and 10 (maximum priority) used by some particular backends
- * @return void
- */
- public function end($tags = array(), $specificLifetime = false, $forcedDatas = null, $echoData = true, $priority = 8)
- {
- if ($forcedDatas === null) {
- $data = ob_get_contents();
- ob_end_clean();
- } else {
- $data =& $forcedDatas;
- }
- $id = array_pop($this->_idStack);
- if ($id === null) {
- Zend_Cache::throwException('use of end() without a start()');
- }
- $this->save($data, $id, $tags, $specificLifetime, $priority);
- if ($echoData) {
- echo($data);
- }
- }
- }