1: <?php
  2: /**
  3:  * This class provides the Horde specific implementation of the LoginTasks
  4:  * backend.
  5:  *
  6:  * Copyright 2010-2012 Horde LLC (http://www.horde.org/)
  7:  *
  8:  * See the enclosed file COPYING for license information (LGPL). If you
  9:  * did not receive this file, see http://www.horde.org/licenses/lgpl21.
 10:  *
 11:  * @author   Michael Slusarz <slusarz@horde.org>
 12:  * @author   Gunnar Wrobel <wrobel@pardus.de>
 13:  * @category Horde
 14:  * @package  Core
 15:  */
 16: class Horde_Core_LoginTasks_Backend_Horde extends Horde_LoginTasks_Backend
 17: {
 18:     /**
 19:      * The Horde application that is currently active.
 20:      *
 21:      * @var string
 22:      */
 23:     private $_app;
 24: 
 25:     /**
 26:      * Constructor.
 27:      *
 28:      * @param string $app  The currently active Horde application.
 29:      */
 30:     public function __construct($app)
 31:     {
 32:         $this->_app = $app;
 33:     }
 34: 
 35:     /**
 36:      * Retrieve a cached tasklist if it exists.
 37:      *
 38:      * @return Horde_LoginTasks_Tasklist|boolean  The cached task list or
 39:      *                                            false if no task list was
 40:      *                                            cached.
 41:      */
 42:     public function getTasklistFromCache()
 43:     {
 44:         return $GLOBALS['session']->get('horde', 'logintasks/' . $this->_app);
 45:     }
 46: 
 47:     /**
 48:      * Store a login tasklist in the cache.
 49:      *
 50:      * @param Horde_LoginTasks_Tasklist|boolean $tasklist  The tasklist to be
 51:      *                                                     stored.
 52:      */
 53:     public function storeTasklistInCache($tasklist)
 54:     {
 55:         $GLOBALS['session']->set('horde', 'logintasks/' . $this->_app, $tasklist);
 56:     }
 57: 
 58:     /**
 59:      * Get the class names of the task classes that need to be performed.
 60:      *
 61:      * @return array  An array of class names.
 62:      */
 63:     public function getTasks()
 64:     {
 65:         $tasks = array();
 66: 
 67:         foreach (array_merge($GLOBALS['registry']->getAppDrivers($this->_app, 'LoginTasks_SystemTask'), $GLOBALS['registry']->getAppDrivers($this->_app, 'LoginTasks_Task')) as $val) {
 68:             $tasks[$val] = $this->_app;
 69:         }
 70: 
 71:         return $tasks;
 72:     }
 73: 
 74:     /**
 75:      * Get the information about the last time the tasks were run. Array keys
 76:      * are app names, values are last run timestamps. Special key '_once'
 77:      * contains list of ONCE tasks previously run.
 78:      *
 79:      * @return array  The information about the last time the tasks were run.
 80:      */
 81:     public function getLastRun()
 82:     {
 83:         $lasttask_pref = @unserialize($GLOBALS['prefs']->getValue('last_logintasks'));
 84: 
 85:         return is_array($lasttask_pref)
 86:             ? $lasttask_pref
 87:             : array();
 88:     }
 89: 
 90:     /**
 91:      * Store the information about the last time the tasks were run.
 92:      *
 93:      * @param array $last  The information about the last time the tasks were
 94:      *                     run.
 95:      */
 96:     public function setLastRun(array $last)
 97:     {
 98:         $GLOBALS['prefs']->setValue('last_logintasks', serialize($last));
 99:     }
100: 
101:     /**
102:      * Mark the current time as time the login tasks were run for the last
103:      * time.
104:      */
105:     public function markLastRun()
106:     {
107:         $lasttasks = $this->getLastRun();
108:         $lasttasks[$this->_app] = time();
109:         $this->setLastRun($lasttasks);
110:     }
111: 
112:     /**
113:      * Redirect to the given URL.
114:      *
115:      * @param Horde_Url|string $url  The URL to redirect to.
116:      */
117:     public function redirect($url)
118:     {
119:         $url = new Horde_Url($url);
120:         $url->redirect();
121:     }
122: 
123:     /**
124:      * Return the URL of the login tasks view.
125:      *
126:      * @return string  The URL of the login tasks view.
127:      */
128:     public function getLoginTasksUrl()
129:     {
130:         return Horde::getServiceLink('logintasks', $this->_app);
131:     }
132: 
133: }
134: