mod/quiz/accessmanager_form.php

   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  * Defines the form that limits student's access to attempt a quiz.
  19  *
  20  * @package   mod_quiz
  21  * @copyright 2011 The Open University
  22  * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  23  */
  24
  25
  26 defined('MOODLE_INTERNAL') || die();
  27
  28 require_once($CFG->libdir.'/formslib.php');
  29
  30
  31 /**
  32  * A form that limits student's access to attempt a quiz.
  33  *
  34  * @copyright  2011 The Open University
  35  * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
  36  */
  37 class mod_quiz_preflight_check_form extends moodleform {
  38
  39     protected function definition() {
  40         $mform = $this->_form;
  41         $this->_form->updateAttributes(array('id' => 'mod_quiz_preflight_form'));
  42
  43         foreach ($this->_customdata['hidden'] as $name => $value) {
  44             if ($name === 'sesskey') {
  45                 continue;
  46             }
  47             $mform->addElement('hidden', $name, $value);
  48             $mform->setType($name, PARAM_INT);
  49         }
  50
  51         foreach ($this->_customdata['rules'] as $rule) {
  52             if ($rule->is_preflight_check_required($this->_customdata['attemptid'])) {
  53                 $rule->add_preflight_check_form_fields($this, $mform,
  54                         $this->_customdata['attemptid']);
  55             }
  56         }
  57
  58         $this->add_action_buttons(true, get_string('startattempt', 'quiz'));
  59         $mform->setDisableShortforms();
  60     }
  61
  62     public function validation($data, $files) {
  63         $errors = parent::validation($data, $files);
  64
  65         $timenow = time();
  66         $accessmanager = $this->_customdata['quizobj']->get_access_manager($timenow);
  67         $errors = array_merge($errors, $accessmanager->validate_preflight_check($data, $files, $this->_customdata['attemptid']));
  68
  69         return $errors;
  70     }
  71 }