1: <?php
  2: /**
  3:  * Copyright 2012-2014 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 2012-2014 Horde LLC
 10:  * @license   http://www.horde.org/licenses/gpl GPL
 11:  * @package   IMP
 12:  */
 13: 
 14: /**
 15:  * Special prefs handling for the 'image_replacement_addrs' preference.
 16:  *
 17:  * @author    Michael Slusarz <slusarz@horde.org>
 18:  * @category  Horde
 19:  * @copyright 2012-2014 Horde LLC
 20:  * @license   http://www.horde.org/licenses/gpl GPL
 21:  * @package   IMP
 22:  */
 23: class IMP_Prefs_Special_ImageReplacement implements Horde_Core_Prefs_Ui_Special
 24: {
 25:     /**
 26:      * Safe address list.
 27:      *
 28:      * @var Horde_Mail_Rfc822_List
 29:      */
 30:     protected $_addrlist;
 31: 
 32:     /**
 33:      */
 34:     public function init(Horde_Core_Prefs_Ui $ui)
 35:     {
 36:     }
 37: 
 38:     /**
 39:      */
 40:     public function display(Horde_Core_Prefs_Ui $ui)
 41:     {
 42:         $view = new Horde_View(array(
 43:             'templatePath' => IMP_TEMPLATES . '/prefs'
 44:         ));
 45:         $view->addHelper('Text');
 46: 
 47:         $view->safe_addrs = implode("\n", $this->safeAddrList()->bare_addresses);
 48: 
 49:         return $view->render('imagereplacement');
 50:     }
 51: 
 52:     /**
 53:      */
 54:     public function update(Horde_Core_Prefs_Ui $ui)
 55:     {
 56:         $alist = new Horde_Mail_Rfc822_List(preg_split("/[\r\n]+/", $ui->vars->safe_addrs));
 57:         $alist->unique();
 58: 
 59:         if ($GLOBALS['prefs']->setValue('image_replacement_addrs', json_encode($alist->bare_addresses))) {
 60:             $this->_addrlist = $alist;
 61:             return true;
 62:         }
 63: 
 64:         return false;
 65:     }
 66: 
 67:     /**
 68:      * @return Horde_Mail_Rfc822_List
 69:      */
 70:     public function safeAddrList()
 71:     {
 72:         if (!isset($this->_addrlist)) {
 73:             $alist = json_decode($GLOBALS['prefs']->getValue('image_replacement_addrs'));
 74:             if (empty($alist)) {
 75:                 $alist = array();
 76:             }
 77: 
 78:             $this->_addrlist = new Horde_Mail_Rfc822_List($alist);
 79:         }
 80: 
 81:         return $this->_addrlist;
 82:     }
 83: 
 84:     /**
 85:      * @param mixed $address  Address to add to the safe address list.
 86:      *
 87:      * @return boolean  True if successfully added.
 88:      */
 89:     public function addSafeAddrList($address)
 90:     {
 91:         $alist = $this->safeAddrList();
 92:         $alist->add($address);
 93:         $alist->unique();
 94: 
 95:         return $GLOBALS['prefs']->setValue('image_replacement_addrs', json_encode($alist->bare_addresses));
 96:     }
 97: 
 98:     /**
 99:      * Can addresses be added to the safe list?
100:      *
101:      * @return boolean  True if addresses can be added.
102:      */
103:     public function canAddToSafeAddrList()
104:     {
105:         return !$GLOBALS['prefs']->isLocked('image_replacement_addrs');
106:     }
107: 
108: }
109: