1: <?php
 2: /**
 3:  * Factory for Ansel_Storage.
 4:  *
 5:  * Copyright 2010-2012 Horde LLC (http://www.horde.org/)
 6:  *
 7:  * @author   Michael J. Rubinsky <mrubinsk@horde.org>
 8:  * @category Horde
 9:  * @license  http://www.horde.org/licenses/gpl GPL
10:  * @package  Ansel
11:  */
12: class Ansel_Factory_Storage extends Horde_Core_Factory_Injector
13: {
14:     /**
15:      * Array of already instantiated instances
16:      *
17:      * @var array
18:      */
19:     private $_instances = array();
20: 
21:     /**
22:      * Return an Ansel_Storage instance scoped for the current Ansel scope.
23:      * Scope is determined by the current value of Ansel_Config::scope
24:      *
25:      * @return Ansel_Storage
26:      */
27:     public function create(Horde_Injector $injector)
28:     {
29:         $scope = $injector->getInstance('Ansel_Config')->get('scope');
30:         if (empty($this->_instances[$scope])) {
31:             $this->_instances[$scope] = new Ansel_Storage($injector->getInstance('Horde_Core_Factory_Share')->create($scope));
32:             $this->_instances[$scope]->setStorage($injector->getInstance('Horde_Db_Adapter'));
33:         }
34: 
35:         return $this->_instances[$scope];
36:     }
37: 
38: }
39: