moodle/mod/quiz/autosave.ajax.php
Tim Hunt f83181d397 MDL-76614 quiz: deprecate class moodle_quiz_exception
Code should just directly use moodle_execption.

Note, some of the existing uses (in web services) were passing a
literal message, not a language string identifier, but I decided
now was not the time to try to fix that.
2023-01-06 14:35:48 +00:00

75 lines
2.4 KiB
PHP

<?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_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_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);