MDL-61077 question stats: make calculations more robust
[moodle.git] / course / request.php
blob34d02d3385eaa51c1978c04791792246fdc1b73c
1 <?php
3 // This file is part of Moodle - http://moodle.org/
4 //
5 // Moodle is free software: you can redistribute it and/or modify
6 // it under the terms of the GNU General Public License as published by
7 // the Free Software Foundation, either version 3 of the License, or
8 // (at your option) any later version.
9 //
10 // Moodle is distributed in the hope that it will be useful,
11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 // GNU General Public License for more details.
15 // You should have received a copy of the GNU General Public License
16 // along with Moodle. If not, see <http://www.gnu.org/licenses/>.
18 /**
19 * Allows a user to request a course be created for them.
21 * @copyright 1999 Martin Dougiamas http://dougiamas.com
22 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
23 * @package course
26 require_once(__DIR__ . '/../config.php');
27 require_once($CFG->dirroot . '/course/lib.php');
28 require_once($CFG->dirroot . '/course/request_form.php');
30 // Where we came from. Used in a number of redirects.
31 $url = new moodle_url('/course/request.php');
32 $return = optional_param('return', null, PARAM_ALPHANUMEXT);
33 if ($return === 'management') {
34 $url->param('return', $return);
35 $returnurl = new moodle_url('/course/management.php', array('categoryid' => $CFG->defaultrequestcategory));
36 } else {
37 $returnurl = new moodle_url('/course/index.php');
40 $PAGE->set_url($url);
42 // Check permissions.
43 require_login(null, false);
44 if (isguestuser()) {
45 print_error('guestsarenotallowed', '', $returnurl);
47 if (empty($CFG->enablecourserequests)) {
48 print_error('courserequestdisabled', '', $returnurl);
50 $context = context_system::instance();
51 $PAGE->set_context($context);
52 require_capability('moodle/course:request', $context);
54 // Set up the form.
55 $data = course_request::prepare();
56 $requestform = new course_request_form($url, compact('editoroptions'));
57 $requestform->set_data($data);
59 $strtitle = get_string('courserequest');
60 $PAGE->set_title($strtitle);
61 $PAGE->set_heading($strtitle);
63 // Standard form processing if statement.
64 if ($requestform->is_cancelled()){
65 redirect($returnurl);
67 } else if ($data = $requestform->get_data()) {
68 $request = course_request::create($data);
70 // And redirect back to the course listing.
71 notice(get_string('courserequestsuccess'), $returnurl);
74 $PAGE->navbar->add($strtitle);
75 echo $OUTPUT->header();
76 echo $OUTPUT->heading($strtitle);
77 // Show the request form.
78 $requestform->display();
79 echo $OUTPUT->footer();