1: <?php
 2: /**
 3:  * Copyright 2013-2014 Horde LLC (http://www.horde.org/)
 4:  *
 5:  * See the enclosed file COPYING for license information (GPL). If you
 6:  * did not receive this file, see http://www.horde.org/licenses/gpl.
 7:  *
 8:  * @category  Horde
 9:  * @copyright 2013-2014 Horde LLC
10:  * @license   http://www.horde.org/licenses/gpl GPL
11:  * @package   IMP
12:  */
13: 
14: /**
15:  * Abstract object handling folder tree prefereces.
16:  *
17:  * @author    Michael Slusarz <slusarz@horde.org>
18:  * @category  Horde
19:  * @copyright 2013-2014 Horde LLC
20:  * @license   http://www.horde.org/licenses/gpl GPL
21:  * @package   IMP
22:  *
23:  * @property-read boolean $locked  True if pref is locked.
24:  */
25: class IMP_Ftree_Prefs implements ArrayAccess, Horde_Shutdown_Task
26: {
27:     /**
28:      * Preference data.
29:      *
30:      * @var array
31:      */
32:     protected $_data = array();
33: 
34:     /**
35:      * Is the preference locked?
36:      *
37:      * @var boolean
38:      */
39:     protected $_locked;
40: 
41:     /**
42:      */
43:     public function __get($name)
44:     {
45:         switch ($name) {
46:         case 'locked':
47:             return $this->_locked;
48:         }
49:     }
50: 
51:     /* ArrayAccess methods. */
52: 
53:     /**
54:      */
55:     public function offsetExists($offset)
56:     {
57:         return true;
58:     }
59: 
60:     /**
61:      */
62:     public function offsetGet($offset)
63:     {
64:         return isset($this->_data[strval($offset)]);
65:     }
66: 
67:     /**
68:      */
69:     public function offsetSet($offset, $value)
70:     {
71:         if (!$this->locked && ($this[$offset] != $value)) {
72:             if ($value) {
73:                 $this->_data[strval($offset)] = true;
74:             } else {
75:                 unset($this->_data[strval($offset)]);
76:             }
77: 
78:             Horde_Shutdown::add($this);
79:         }
80:     }
81: 
82:     /**
83:      */
84:     public function offsetUnset($offset)
85:     {
86:         $this[$offset] = false;
87:     }
88: 
89:     /* Horde_Shutdown_Task method. */
90: 
91:     /**
92:      */
93:     public function shutdown()
94:     {
95:     }
96: 
97: }
98: