1: <?php
 2: /**
 3:  * A Horde_Injector:: based IMP_Contents:: factory.
 4:  *
 5:  * PHP version 5
 6:  *
 7:  * @author   Michael Slusarz <slusarz@horde.org>
 8:  * @category Horde
 9:  * @license  http://www.horde.org/licenses/gpl GPL
10:  * @link     http://pear.horde.org/index.php?package=IMP
11:  * @package  IMP
12:  */
13: 
14: /**
15:  * A Horde_Injector:: based IMP_Contents:: factory.
16:  *
17:  * Copyright 2010-2012 Horde LLC (http://www.horde.org/)
18:  *
19:  * See the enclosed file COPYING for license information (GPL). If you
20:  * did not receive this file, see http://www.horde.org/licenses/gpl.
21:  *
22:  * @author   Michael Slusarz <slusarz@horde.org>
23:  * @category Horde
24:  * @license  http://www.horde.org/licenses/gpl GPL
25:  * @link     http://pear.horde.org/index.php?package=IMP
26:  * @package  IMP
27:  */
28: class IMP_Factory_Contents extends Horde_Core_Factory_Base
29: {
30:     /**
31:      * Instances.
32:      *
33:      * @var array
34:      */
35:     private $_instances = array();
36: 
37:     /**
38:      * Return the IMP_Contents:: instance.
39:      *
40:      * @param IMP_Indices $indices  An indices object.
41:      *
42:      * @return IMP_Contents  The singleton contents instance.
43:      * @throws IMP_Exception
44:      */
45:     public function create($indices)
46:     {
47:         $key = strval($indices);
48: 
49:         if (!isset($this->_instances[$key])) {
50:             $this->_instances[$key] = new IMP_Contents($indices);
51:         }
52: 
53:         return $this->_instances[$key];
54:     }
55: 
56: }
57: