class.ilChatInvitations.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2001 ILIAS open source, University of Cologne            |
        |                                                                             |
        | This program is free software; you can redistribute it and/or               |
        | modify it under the terms of the GNU General Public License                 |
        | as published by the Free Software Foundation; either version 2              |
        | of the License, or (at your option) any later version.                      |
        |                                                                             |
        | This program is distributed in the hope that it will be useful,             |
        | but WITHOUT ANY WARRANTY; without even the implied warranty of              |
        | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               |
        | GNU General Public License for more details.                                |
        |                                                                             |
        | You should have received a copy of the GNU General Public License           |
        | along with this program; if not, write to the Free Software                 |
        | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. |
        +-----------------------------------------------------------------------------+
*/

class ilChatInvitations
{
        function ilChatInvitations()
        {
                return;
        }
        
        public static function _countNewInvitations($a_user_id)
        {
                global $ilDB, $ilias;

                if (!$a_user_id)
                {
                        return 0;
                }

                $q = "SELECT count(*) as invitations FROM chat_invitations WHERE guest_id = ".$ilDB->quote($a_user_id)." ".
                         "AND guest_informed = 0 ".
                         "AND invitation_time > ".(time() - 2 * 60 * 60)." ";
                $row = $ilias->db->getRow($q,DB_FETCHMODE_OBJECT);
                
                return $row->invitations;
        }
        
        public static function _getNewInvitations($a_user_id)
        {
                global $ilDB, $ilias;

                if(!(int)$a_user_id)
                {
                        return array();
                }

                $query = "SELECT * FROM chat_invitations
                          WHERE guest_id = ".$ilDB->quote($a_user_id)."
                          AND guest_informed = 0
                          AND invitation_time > ".(time() - 2 * 60 * 60)." ";
                $res = $ilDB->query($query);
                
                $rows = array();
                
                while($row = $res->fetchRow(DB_FETCHMODE_ASSOC))
                {
                        $rows[] = $row;
                }
                
                return is_array($rows) ? $rows : array();
        }
} // END class.ilChatInvitations
?>