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Differences Between: [Versions 39 and 400] [Versions 39 and 401] [Versions 39 and 402] [Versions 39 and 403]

   1  <?php
   2  
   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.
  14  //
  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/>.
  17  
  18  /**
  19   * Allows a user to request a course be created for them.
  20   *
  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
  24   */
  25  
  26  require_once(__DIR__ . '/../config.php');
  27  require_once($CFG->dirroot . '/course/lib.php');
  28  require_once($CFG->dirroot . '/course/request_form.php');
  29  
  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  $categoryid = optional_param('category', null, PARAM_INT);
  34  if ($return === 'management') {
  35      $url->param('return', $return);
  36      $returnurl = new moodle_url('/course/management.php', array('categoryid' => $CFG->defaultrequestcategory));
  37  } else {
  38      $returnurl = new moodle_url('/course/index.php');
  39  }
  40  
  41  $PAGE->set_url($url);
  42  
  43  // Check permissions.
  44  require_login(null, false);
  45  if (isguestuser()) {
  46      print_error('guestsarenotallowed', '', $returnurl);
  47  }
  48  if (empty($CFG->enablecourserequests)) {
  49      print_error('courserequestdisabled', '', $returnurl);
  50  }
  51  
  52  if ($CFG->lockrequestcategory) {
  53      // Course request category is locked, user will always request in the default request category.
  54      $categoryid = null;
  55  } else if (!$categoryid) {
  56      // Category selection is enabled but category is not specified.
  57      // Find a category where user has capability to request courses (preferably the default category).
  58      $list = core_course_category::make_categories_list('moodle/course:request');
  59      $categoryid = array_key_exists($CFG->defaultrequestcategory, $list) ? $CFG->defaultrequestcategory : key($list);
  60  }
  61  
  62  $context = context_coursecat::instance($categoryid ?: $CFG->defaultrequestcategory);
  63  $PAGE->set_context($context);
  64  require_capability('moodle/course:request', $context);
  65  
  66  // Set up the form.
  67  $data = $categoryid ? (object)['category' => $categoryid] : null;
  68  $data = course_request::prepare($data);
  69  $requestform = new course_request_form($url);
  70  $requestform->set_data($data);
  71  
  72  $strtitle = get_string('courserequest');
  73  $PAGE->set_title($strtitle);
  74  $PAGE->set_heading($strtitle);
  75  
  76  // Standard form processing if statement.
  77  if ($requestform->is_cancelled()){
  78      redirect($returnurl);
  79  
  80  } else if ($data = $requestform->get_data()) {
  81      $request = course_request::create($data);
  82  
  83      // And redirect back to the course listing.
  84      notice(get_string('courserequestsuccess'), $returnurl);
  85  }
  86  
  87  $PAGE->navbar->add($strtitle);
  88  echo $OUTPUT->header();
  89  echo $OUTPUT->heading($strtitle);
  90  // Show the request form.
  91  $requestform->display();
  92  echo $OUTPUT->footer();