95 lines
3.3 KiB
PHP
95 lines
3.3 KiB
PHP
<?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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* Serves files for the mobile app.
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*
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* @package mod_htmlcert
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* @copyright 2018 Mark Nelson <markn@moodle.com>
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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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/**
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* AJAX_SCRIPT - exception will be converted into JSON.
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*/
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define('AJAX_SCRIPT', true);
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/**
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* NO_MOODLE_COOKIES - we don't want any cookie.
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*/
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define('NO_MOODLE_COOKIES', true);
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require_once('../../../config.php');
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require_once($CFG->libdir . '/filelib.php');
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require_once($CFG->libdir . '/completionlib.php');
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require_once($CFG->dirroot . '/webservice/lib.php');
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// Allow CORS requests.
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header('Access-Control-Allow-Origin: *');
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// Authenticate the user.
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$token = required_param('token', PARAM_ALPHANUM);
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$certificateid = required_param('certificateid', PARAM_INT);
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$userid = required_param('userid', PARAM_INT);
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$webservicelib = new webservice();
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$authenticationinfo = $webservicelib->authenticate_user($token);
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// Check the service allows file download.
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$enabledfiledownload = (int) ($authenticationinfo['service']->downloadfiles);
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if (empty($enabledfiledownload)) {
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throw new webservice_access_exception('Web service file downloading must be enabled in external service settings');
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}
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$cm = get_coursemodule_from_instance('htmlcert', $certificateid, 0, false, MUST_EXIST);
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$course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST);
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$certificate = $DB->get_record('htmlcert', ['id' => $certificateid], '*', MUST_EXIST);
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$template = $DB->get_record('htmlcert_templates', ['id' => $certificate->templateid], '*', MUST_EXIST);
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// Capabilities check.
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require_capability('mod/htmlcert:view', \context_module::instance($cm->id));
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if ($userid != $USER->id) {
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require_capability('mod/htmlcert:viewreport', \context_module::instance($cm->id));
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} else {
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// Make sure the user has met the required time.
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if ($certificate->requiredtime) {
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if (\mod_htmlcert\certificate::get_course_time($certificate->course) < ($certificate->requiredtime * 60)) {
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exit();
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}
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}
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}
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$issue = $DB->get_record('htmlcert_issues', ['htmlcertid' => $certificateid, 'userid' => $userid]);
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// If we are doing it for the logged in user then we want to issue the certificate.
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if (!$issue) {
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// If the other user doesn't have an issue, then there is nothing to do.
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if ($userid != $USER->id) {
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exit();
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}
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\mod_htmlcert\certificate::issue_certificate($certificate->id, $USER->id);
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// Set the custom certificate as viewed.
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$completion = new completion_info($course);
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$completion->set_module_viewed($cm);
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}
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// Now we want to generate the PDF.
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$template = new \mod_htmlcert\template($template);
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$template->generate_pdf(false, $userid);
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exit();
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