See Release Notes
Long Term Support Release
<?php // This file is part of Moodle - http://moodle.org/ // // Moodle is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // Moodle is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with Moodle. If not, see <http://www.gnu.org/licenses/>. /** * Serve assertion JSON by unique hash of issued badge * * @package core * @subpackage badges * @copyright 2012 onwards Totara Learning Solutions Ltd {@link http://www.totaralms.com/} * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later * @author Yuliya Bozhko <yuliya.bozhko@totaralms.com> */ define('AJAX_SCRIPT', true); define('NO_MOODLE_COOKIES', true); // No need for a session here. require_once(__DIR__ . '/../config.php'); require_once($CFG->libdir . '/badgeslib.php'); if (empty($CFG->enablebadges)) {< print_error('badgesdisabled', 'badges');> throw new \moodle_exception('badgesdisabled', 'badges');} $hash = required_param('b', PARAM_ALPHANUM); // Issued badge unique hash for badge assertion. $action = optional_param('action', null, PARAM_BOOL); // Generates badge class if true. // OB specification version. If it's not defined, the site will be used as default. $obversion = optional_param('obversion', badges_open_badges_backpack_api(), PARAM_INT); $assertion = new core_badges_assertion($hash, $obversion); if (!is_null($action)) { // Get badge class or issuer information depending on $action. $json = ($action) ? $assertion->get_badge_class() : $assertion->get_issuer(); } else { // Otherwise, get badge assertion. $column = $DB->sql_compare_text('uniquehash', 255); if ($DB->record_exists_sql(sprintf('SELECT * FROM {badge_issued} WHERE %s = ?', $column), array($hash))) { $json = $assertion->get_badge_assertion(); } else { // Revoked badge. header("HTTP/1.0 410 Gone"); $assertion = array(); if ($obversion >= OPEN_BADGES_V2) { $assertionurl = new moodle_url('/badges/assertion.php', array('b' => $hash)); $assertion['id'] = $assertionurl->out(); } $assertion['revoked'] = true; echo json_encode($assertion); die(); } } echo $OUTPUT->header(); echo json_encode($json);