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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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/**
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* Generate the links to open/download the Safe Exam Browser with correct settings.
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*
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* @package quizaccess_seb
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* @author Andrew Madden <andrewmadden@catalyst-au.net>
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* @copyright 2019 Catalyst IT
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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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namespace quizaccess_seb;
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use moodle_url;
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defined('MOODLE_INTERNAL') || die();
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/**
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* Generate the links to open/download the Safe Exam Browser with correct settings.
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*
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* @copyright 2020 Catalyst IT
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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 link_generator {
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/**
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* Get a link to force the download of the file over https or sebs protocols.
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*
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* @param string $cmid Course module ID.
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* @param bool $seb Whether to use a seb:// scheme or fall back to http:// scheme.
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* @param bool $secure Whether to use HTTPS or HTTP protocol.
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* @return string A URL.
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*/
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public static function get_link(string $cmid, bool $seb = false, bool $secure = true): string {
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// Check if course module exists.
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get_coursemodule_from_id('quiz', $cmid, 0, false, MUST_EXIST);
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$url = new moodle_url('/mod/quiz/accessrule/seb/config.php?cmid=' . $cmid);
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if ($seb) {
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$secure ? $url->set_scheme('sebs') : $url->set_scheme('seb');
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} else {
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$secure ? $url->set_scheme('https') : $url->set_scheme('http');
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}
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return $url->out();
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}
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}
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