class.ilCronCheckUserAccounts.php

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<?php
/*
        +-----------------------------------------------------------------------------+
        | ILIAS open source                                                           |
        +-----------------------------------------------------------------------------+
        | Copyright (c) 1998-2009 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 ilCronCheckUserAccounts
{
        function ilCronCheckUserAccounts()
        {
                global $ilLog,$ilDB;

                $this->log =& $ilLog;
                $this->db =& $ilDB;
        }

        function check()
        {
                global $ilDB;
                
                $this->log->write('Cron: Start ilCronCheckUserAccounts::check()');

                $now = time();
                $two_weeks_in_seconds = $now + (60 * 60 * 24 * 14); // #14630
                                
                $query = "SELECT * FROM usr_data,usr_pref ".
                        "WHERE time_limit_message = '0' ".
                        "AND time_limit_unlimited = '0' ".
                        "AND time_limit_from < ".$ilDB->quote($now, "integer")." ".
                        "AND time_limit_until > ".$ilDB->quote($now, "integer")." ". 
                        "AND time_limit_until < ".$ilDB->quote($two_weeks_in_seconds, "integer")." ".   
                        "AND usr_data.usr_id = usr_pref.usr_id ".
                        "AND keyword = ".$ilDB->quote("language", "text");

                $res = $ilDB->query($query);

                while($row = $ilDB->fetchObject($res))
                {
                        include_once 'Services/Mail/classes/class.ilMimeMail.php';

                        $data['expires'] = $row->time_limit_until;
                        $data['email'] = $row->email;
                        $data['login'] = $row->login;
                        $data['usr_id'] = $row->usr_id;
                        $data['language'] = $row->value;
                        $data['owner'] = $row->time_limit_owner;

                        // Send mail
                        $mail =& new ilMimeMail();
                        
                        $mail->From('noreply');
                        $mail->To($data['email']);
                        $mail->Subject($this->txt($data['language'],'account_expires_subject'));
                        $mail->Body($this->txt($data['language'],'account_expires_body')." ".strftime('%Y-%m-%d %R',$data['expires']));
                        $mail->send();

                        // set status 'mail sent'
                        $query = "UPDATE usr_data SET time_limit_message = '1' WHERE usr_id = '".$data['usr_id']."'";
                        $this->db->query($query);
                        
                        // Send log message
                        $this->log->write('Cron: (checkUserAccounts()) sent message to '.$data['login'].'.');


                }

                $this->log->write('Cron: End ilCronCheckUserAccounts::check()');
                
                $this->checkNotConfirmedUserAccounts();
        }
        function txt($language,$key,$module = 'common')
        {
                include_once 'Services/Language/classes/class.ilLanguage.php';
                return ilLanguage::_lookupEntry($language, $module, $key);
        }
        
        protected function checkNotConfirmedUserAccounts()
        {
                global  $ilDB;
                
                $this->log->write('Cron: Start '.__METHOD__);
                
                require_once 'Services/Registration/classes/class.ilRegistrationSettings.php';
                $oRegSettigs = new ilRegistrationSettings();
                
                $query = 'SELECT usr_id FROM usr_data '
                           . 'WHERE reg_hash IS NOT NULL '
                           . 'AND active = %s ' 
                           . 'AND create_date < %s';
                $res = $ilDB->queryF(
                        $query,
                        array('integer', 'timestamp'),
                        array(0, date('Y-m-d H:i:s', time() - (int)$oRegSettigs->getRegistrationHashLifetime()))
                );
                while($row = $ilDB->fetchAssoc($res))
                {
                        $oUser = ilObjectFactory::getInstanceByObjId((int)$row['usr_id']);
                        $oUser->delete();
                        $this->log->write('Cron: Deleted '.$oUser->getLogin().' ['.$oUser->getId().'] '.__METHOD__);
                }

                $this->log->write('Cron: End '.__METHOD__);
        }
}




?>