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Developer Documentation

See Release Notes

  • Bug fixes for general core bugs in 3.11.x will end 14 Nov 2022 (12 months plus 6 months extension).
  • Bug fixes for security issues in 3.11.x will end 13 Nov 2023 (18 months plus 12 months extension).
  • PHP version: minimum PHP 7.3.0 Note: minimum PHP version has increased since Moodle 3.10. PHP 7.4.x is supported too.
<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle 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 3 of the License, or
// (at your option) any later version.
//
// Moodle 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 Moodle.  If not, see <http://www.gnu.org/licenses/>.

/**
 * Thisscript processes ajax auto-save requests during the quiz.
 *
 * @package    mod_quiz
 * @copyright  2013 The Open University
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

define('AJAX_SCRIPT', true);

require_once(__DIR__ . '/../../config.php');
require_once($CFG->dirroot . '/mod/quiz/locallib.php');

// Remember the current time as the time any responses were submitted
// (so as to make sure students don't get penalized for slow processing on this page).
$timenow = time();
require_sesskey();

// Get submitted parameters.
$attemptid = required_param('attempt',  PARAM_INT);
$thispage  = optional_param('thispage', 0, PARAM_INT);
$cmid      = optional_param('cmid', null, PARAM_INT);

$transaction = $DB->start_delegated_transaction();
$attemptobj = quiz_create_attempt_handling_errors($attemptid, $cmid);

// Check login.
require_login($attemptobj->get_course(), false, $attemptobj->get_cm());

// Check that this attempt belongs to this user.
if ($attemptobj->get_userid() != $USER->id) {
< throw new moodle_quiz_exception($attemptobj->get_quizobj(), 'notyourattempt');
> throw new moodle_exception('notyourattempt', 'quiz', $attemptobj->view_url());
} // Check capabilities. if (!$attemptobj->is_preview_user()) { $attemptobj->require_capability('mod/quiz:attempt'); } // If the attempt is already closed, send them to the review page. if ($attemptobj->is_finished()) {
< throw new moodle_quiz_exception($attemptobj->get_quizobj(), < 'attemptalreadyclosed', null, $attemptobj->review_url());
> throw new moodle_exception('attemptalreadyclosed', 'quiz', $attemptobj->review_url());
} $attemptobj->process_auto_save($timenow); $transaction->allow_commit(); // Calculate time remaining. $timeleft = $attemptobj->get_time_left_display($timenow); // Build response, only returning timeleft if quiz in-progress // has a time limit. $r = new stdClass(); $r->status = "OK"; if ($timeleft !== false) { $r->timeleft = $timeleft; } echo json_encode($r);