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<?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 BadgeClass JSON for related badge.
*
* @package core
* @subpackage badges
* @copyright 2018 Tung Thai
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @author Tung Thai <Tung.ThaiDuc@nashtechglobal.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');
$id = required_param('id', PARAM_INT);
$action = optional_param('action', null, PARAM_INT); // Generates badge class if true.
$json = array();
$badge = new badge($id);
if ($badge->status != BADGE_STATUS_INACTIVE) {
if (is_null($action)) {
// Get the content of badge class.
if (empty($badge->courseid)) {
$context = context_system::instance();
} else {
$context = context_course::instance($badge->courseid);
}
$urlimage = moodle_url::make_pluginfile_url($context->id, 'badges', 'badgeimage', $badge->id, '/', 'f1')->out(false);
$url = new moodle_url('/badges/badge_json.php', array('id' => $badge->id));
$json['name'] = $badge->name;
$json['description'] = $badge->description;
if ($badge->imageauthorname ||
$badge->imageauthoremail ||
$badge->imageauthorurl ||
$badge->imagecaption) {
$urlimage = moodle_url::make_pluginfile_url($context->id,
'badges', 'badgeimage', $badge->id, '/', 'f1')->out(false);
$json['image'] = array();
$json['image']['id'] = $urlimage;
if ($badge->imageauthorname || $badge->imageauthoremail || $badge->imageauthorurl) {
$authorimage = new moodle_url('/badges/image_author_json.php', array('id' => $badge->id));
$json['image']['author'] = $authorimage->out(false);
}
if ($badge->imagecaption) {
$json['image']['caption'] = $badge->imagecaption;
}
} else {
$json['image'] = $urlimage;
}
$json['criteria']['id'] = $url->out(false);
$json['criteria']['narrative'] = $badge->markdown_badge_criteria();
$json['issuer'] = $badge->get_badge_issuer();
$json['@context'] = OPEN_BADGES_V2_CONTEXT;
$json['id'] = $url->out();
$json['type'] = OPEN_BADGES_V2_TYPE_BADGE;
if (!empty($badge->version)) {
$json['version'] = $badge->version;
}
if (!empty($badge->language)) {
$json['@language'] = $badge->language;
}
$relatedbadges = $badge->get_related_badges(true);
if (!empty($relatedbadges)) {
foreach ($relatedbadges as $related) {
$relatedurl = new moodle_url('/badges/badge_json.php', array('id' => $related->id));
$relateds[] = array('id' => $relatedurl->out(false),
'version' => $related->version, '@language' => $related->language);
}
$json['related'] = $relateds;
}
$endorsement = $badge->get_endorsement();
if (!empty($endorsement)) {
$endorsementurl = new moodle_url('/badges/endorsement_json.php', array('id' => $badge->id));
$json['endorsement'] = $endorsementurl->out(false);
}
$alignments = $badge->get_alignments();
if (!empty($alignments)) {
foreach ($alignments as $item) {
$alignment = array('targetName' => $item->targetname, 'targetUrl' => $item->targeturl);
if ($item->targetdescription) {
$alignment['targetDescription'] = $item->targetdescription;
}
if ($item->targetframework) {
$alignment['targetFramework'] = $item->targetframework;
}
if ($item->targetcode) {
$alignment['targetCode'] = $item->targetcode;
}
$json['alignments'][] = $alignment;
}
}
} else if ($action == 0) {
// Get the content for issuer.
$json = $badge->get_badge_issuer();
}
} else {
// The badge doen't exist or not accessible for the users.
header("HTTP/1.0 410 Gone");
$badgeurl = new moodle_url('/badges/badge_json.php', array('id' => $id));
$json['id'] = $badgeurl->out();
$json['error'] = get_string('error:relatedbadgedoesntexist', 'badges');
}
echo $OUTPUT->header();
echo json_encode($json);