| 1 | efrain | 1 | <?php
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           |  |  | 2 | // This file is part of Moodle - http://moodle.org/
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           |  |  | 3 | //
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           |  |  | 4 | // Moodle is free software: you can redistribute it and/or modify
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           |  |  | 5 | // it under the terms of the GNU General Public License as published by
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           |  |  | 6 | // the Free Software Foundation, either version 3 of the License, or
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           |  |  | 7 | // (at your option) any later version.
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           |  |  | 8 | //
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           |  |  | 9 | // Moodle is distributed in the hope that it will be useful,
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           |  |  | 10 | // but WITHOUT ANY WARRANTY; without even the implied warranty of
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           |  |  | 11 | // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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           |  |  | 12 | // GNU General Public License for more details.
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           |  |  | 13 | //
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           |  |  | 14 | // You should have received a copy of the GNU General Public License
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           |  |  | 15 | // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
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           |  |  | 16 |   | 
        
           |  |  | 17 | /**
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           |  |  | 18 |  * A scheduled task.
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           |  |  | 19 |  *
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           |  |  | 20 |  * @package    core
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           |  |  | 21 |  * @copyright  2013 onwards Martin Dougiamas  http://dougiamas.com
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           |  |  | 22 |  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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           |  |  | 23 |  */
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           |  |  | 24 | namespace core\task;
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           |  |  | 25 |   | 
        
           |  |  | 26 | /**
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           |  |  | 27 |  * Simple task to delete old password reset records.
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           |  |  | 28 |  */
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           |  |  | 29 | class password_reset_cleanup_task extends scheduled_task {
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           |  |  | 30 |   | 
        
           |  |  | 31 |     /**
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           |  |  | 32 |      * Get a descriptive name for this task (shown to admins).
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           |  |  | 33 |      *
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           |  |  | 34 |      * @return string
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           |  |  | 35 |      */
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           |  |  | 36 |     public function get_name() {
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           |  |  | 37 |         return get_string('taskpasswordresetcleanup', 'admin');
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           |  |  | 38 |     }
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           |  |  | 39 |   | 
        
           |  |  | 40 |     /**
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           |  |  | 41 |      * Do the job.
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           |  |  | 42 |      * Throw exceptions on errors (the job will be retried).
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           |  |  | 43 |      */
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           |  |  | 44 |     public function execute() {
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           |  |  | 45 |         global $DB, $CFG;
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           |  |  | 46 |   | 
        
           |  |  | 47 |         // Cleanup user password reset records.
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           |  |  | 48 |         // Delete any reset request records which are expired by more than a day.
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           |  |  | 49 |         // (We keep recently expired requests around so we can give a different error msg to users who
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           |  |  | 50 |         // are trying to user a recently expired reset attempt).
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           |  |  | 51 |         $pwresettime = isset($CFG->pwresettime) ? $CFG->pwresettime : 1800;
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           |  |  | 52 |         $earliestvalid = time() - $pwresettime - DAYSECS;
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           |  |  | 53 |         $DB->delete_records_select('user_password_resets', "timerequested < ?", array($earliestvalid));
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           |  |  | 54 |         mtrace(' Cleaned up old password reset records');
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           |  |  | 55 |   | 
        
           |  |  | 56 |     }
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           |  |  | 57 |   | 
        
           |  |  | 58 | }
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