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<?php
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// This file is part of Moodle - http://moodle.org/
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//
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// Moodle is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Moodle is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
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use mod_quiz\local\access_rule_base;
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use mod_quiz\quiz_settings;
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/**
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* A rule for ensuring that the quiz is opened in a popup, with some JavaScript
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* to prevent copying and pasting, etc.
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*
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* @package quizaccess_securewindow
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* @copyright 2009 Tim Hunt
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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*/
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class quizaccess_securewindow extends access_rule_base {
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/** @var array options that should be used for opening the secure popup. */
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protected static $popupoptions = [
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'left' => 0,
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'top' => 0,
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'fullscreen' => true,
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'scrollbars' => true,
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'resizeable' => false,
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'directories' => false,
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'toolbar' => false,
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'titlebar' => false,
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'location' => false,
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'status' => false,
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'menubar' => false,
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];
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public static function make(quiz_settings $quizobj, $timenow, $canignoretimelimits) {
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if ($quizobj->get_quiz()->browsersecurity !== 'securewindow') {
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return null;
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}
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return new self($quizobj, $timenow);
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}
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public function attempt_must_be_in_popup() {
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return !$this->quizobj->is_preview_user();
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}
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public function get_popup_options() {
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return self::$popupoptions;
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}
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public function setup_attempt_page($page) {
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$page->set_popup_notification_allowed(false); // Prevent message notifications.
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$page->set_title($this->quizobj->get_course()->shortname . ': ' . $page->title);
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$page->set_pagelayout('secure');
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if ($this->quizobj->is_preview_user()) {
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return;
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}
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$page->add_body_class('quiz-secure-window');
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$page->requires->js_init_call('M.mod_quiz.secure_window.init',
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null, false, quiz_get_js_module());
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}
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/**
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* @return array key => lang string any choices to add to the quiz Browser
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* security settings menu.
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*/
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public static function get_browser_security_choices() {
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return ['securewindow' =>
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get_string('popupwithjavascriptsupport', 'quizaccess_securewindow')];
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}
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}
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