1 <?php

     2 /**

     3  * Zend Framework

     4  *

     5  * LICENSE

     6  *

     7  * This source file is subject to the new BSD license that is bundled

     8  * with this package in the file LICENSE.txt.

     9  * It is also available through the world-wide-web at this URL:

    10  * http://framework.zend.com/license/new-bsd

    11  * If you did not receive a copy of the license and are unable to

    12  * obtain it through the world-wide-web, please send an email

    13  * to license@zend.com so we can send you a copy immediately.

    14  *

    15  * @category   Zend

    16  * @package    Zend_Memory

    17  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    18  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    19  * @version    $Id: Memory.php 20804 2010-02-01 15:49:16Z alexander $

    20  */

    21 

    22 /** Zend_Memory_Exception */

    23 require_once 'Zend/Memory/Manager.php';

    24 

    25 /** Zend_Memory_Value */

    26 require_once 'Zend/Memory/Value.php';

    27 

    28 /** Zend_Memory_Container */

    29 require_once 'Zend/Memory/Container.php';

    30 

    31 /** Zend_Memory_Exception */

    32 require_once 'Zend/Cache.php';

    33 

    34 /**

    35  * @category   Zend

    36  * @package    Zend_Memory

    37  * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)

    38  * @license    http://framework.zend.com/license/new-bsd     New BSD License

    39  */

    40 class Zend_Memory

    41 {

    42     /**

    43      * Factory

    44      *

    45      * @param string $backend backend name

    46      * @param array $backendOptions associative array of options for the corresponding backend constructor

    47      * @return Zend_Memory_Manager

    48      * @throws Zend_Memory_Exception

    49      */

    50     public static function factory($backend, $backendOptions = array())

    51     {

    52         if (strcasecmp($backend, 'none') == 0) {

    53             return new Zend_Memory_Manager();

    54         }

    55 

    56         // Look through available backendsand

    57         // (that allows to specify it in any case)

    58         $backendIsFound = false;

    59         foreach (Zend_Cache::$availableBackends as $zendCacheBackend) {

    60             if (strcasecmp($backend, $zendCacheBackend) == 0) {

    61                 $backend = $zendCacheBackend;

    62                 $backendIsFound = true;

    63                 break;

    64             }

    65         }

    66 

    67         if (!$backendIsFound) {

    68             require_once 'Zend/Memory/Exception.php';

    69             throw new Zend_Memory_Exception("Incorrect backend ($backend)");

    70         }

    71 

    72         $backendClass = 'Zend_Cache_Backend_' . $backend;

    73 

    74         // For perfs reasons, we do not use the Zend_Loader::loadClass() method

    75         // (security controls are explicit)

    76         require_once str_replace('_', DIRECTORY_SEPARATOR, $backendClass) . '.php';

    77 

    78         $backendObject = new $backendClass($backendOptions);

    79 

    80         return new Zend_Memory_Manager($backendObject);

    81     }

    82 }