[Summary view]

   1  <?php
   2  // This file is part of Moodle - http://moodle.org/
   3  //
   4  // Moodle is free software: you can redistribute it and/or modify
   5  // it under the terms of the GNU General Public License as published by
   6  // the Free Software Foundation, either version 3 of the License, or
   7  // (at your option) any later version.
   8  //
   9  // Moodle is distributed in the hope that it will be useful,
  10  // but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  // GNU General Public License for more details.
  13  //
  14  // You should have received a copy of the GNU General Public License
  15  // along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
  16  
  17  /**
  18   * Guest access plugin implementation.
  19   *
  20   * @package    enrol_guest
  21   * @copyright  2010 Petr Skoda  {@link http://skodak.org}
  22   * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23   */
  24  
  25  defined('MOODLE_INTERNAL') || die();
  26  
  27  require_once("$CFG->libdir/formslib.php");
  28  
  29  class enrol_guest_enrol_form extends moodleform {
  30      protected $instance;
  31  
  32      public function definition() {
  33          $mform = $this->_form;
  34          $instance = $this->_customdata;
  35          $this->instance = $instance;
  36          $plugin = enrol_get_plugin('guest');
  37  
  38          $heading = $plugin->get_instance_name($instance);
  39          $mform->addElement('header', 'guestheader', $heading);
  40  
  41          $mform->addElement('password', 'guestpassword', get_string('password', 'enrol_guest'));
  42  
  43          $this->add_action_buttons(false, get_string('submit'));
  44  
  45          $mform->addElement('hidden', 'id');
  46          $mform->setType('id', PARAM_INT);
  47          $mform->setDefault('id', $instance->courseid);
  48  
  49          $mform->addElement('hidden', 'instance');
  50          $mform->setType('instance', PARAM_INT);
  51          $mform->setDefault('instance', $instance->id);
  52      }
  53  
  54      public function validation($data, $files) {
  55          global $DB, $CFG;
  56  
  57          $errors = parent::validation($data, $files);
  58          $instance = $this->instance;
  59  
  60          if ($instance->password !== '') {
  61              if ($data['guestpassword'] !== $instance->password) {
  62                  $plugin = enrol_get_plugin('guest');
  63                  if ($plugin->get_config('showhint')) {
  64                      $hint = core_text::substr($instance->password, 0, 1);
  65                      $errors['guestpassword'] = get_string('passwordinvalidhint', 'enrol_guest', $hint);
  66                  } else {
  67                      $errors['guestpassword'] = get_string('passwordinvalid', 'enrol_guest');
  68                  }
  69              }
  70          }
  71  
  72          return $errors;
  73      }
  74  }