moodle/badges/classes/external.php

193 lines
8.8 KiB
PHP

<?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/>.
/**
* Badges external API
*
* @package core_badges
* @category external
* @copyright 2016 Juan Leyva <juan@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @since Moodle 3.1
*/
defined('MOODLE_INTERNAL') || die;
require_once($CFG->libdir . '/externallib.php');
require_once($CFG->libdir . '/badgeslib.php');
/**
* Badges external functions
*
* @package core_badges
* @category external
* @copyright 2016 Juan Leyva <juan@moodle.com>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
* @since Moodle 3.1
*/
class core_badges_external extends external_api {
/**
* Describes the parameters for get_user_badges.
*
* @return external_external_function_parameters
* @since Moodle 3.1
*/
public static function get_user_badges_parameters() {
return new external_function_parameters (
array(
'userid' => new external_value(PARAM_INT, 'Badges only for this user id, empty for current user', VALUE_DEFAULT, 0),
'courseid' => new external_value(PARAM_INT, 'Filter badges by course id, empty all the courses', VALUE_DEFAULT, 0),
'page' => new external_value(PARAM_INT, 'The page of records to return.', VALUE_DEFAULT, 0),
'perpage' => new external_value(PARAM_INT, 'The number of records to return per page', VALUE_DEFAULT, 0),
'search' => new external_value(PARAM_RAW, 'A simple string to search for', VALUE_DEFAULT, ''),
'onlypublic' => new external_value(PARAM_BOOL, 'Whether to return only public badges', VALUE_DEFAULT, false),
)
);
}
/**
* Returns the list of badges awarded to a user.
*
* @param int $userid user id
* @param int $courseid course id
* @param int $page page of records to return
* @param int $perpage number of records to return per page
* @param string $search a simple string to search for
* @param bool $onlypublic whether to return only public badges
* @return array array containing warnings and the awarded badges
* @since Moodle 3.1
* @throws moodle_exception
*/
public static function get_user_badges($userid = 0, $courseid = 0, $page = 0, $perpage = 0, $search = '', $onlypublic = false) {
global $CFG, $USER;
$warnings = array();
$params = array(
'userid' => $userid,
'courseid' => $courseid,
'page' => $page,
'perpage' => $perpage,
'search' => $search,
'onlypublic' => $onlypublic,
);
$params = self::validate_parameters(self::get_user_badges_parameters(), $params);
if (empty($CFG->enablebadges)) {
throw new moodle_exception('badgesdisabled', 'badges');
}
if (empty($CFG->badges_allowcoursebadges) && $params['courseid'] != 0) {
throw new moodle_exception('coursebadgesdisabled', 'badges');
}
// Default value for userid.
if (empty($params['userid'])) {
$params['userid'] = $USER->id;
}
// Validate the user.
$user = core_user::get_user($params['userid'], '*', MUST_EXIST);
core_user::require_active_user($user);
$usercontext = context_user::instance($user->id);
self::validate_context($usercontext);
if ($USER->id != $user->id) {
require_capability('moodle/badges:viewotherbadges', $usercontext);
// We are looking other user's badges, we must retrieve only public badges.
$params['onlypublic'] = true;
}
$userbadges = badges_get_user_badges($user->id, $params['courseid'], $params['page'], $params['perpage'], $params['search'],
$params['onlypublic']);
$result = array();
$result['badges'] = array();
$result['warnings'] = $warnings;
foreach ($userbadges as $badge) {
$context = ($badge->type == BADGE_TYPE_SITE) ? context_system::instance() : context_course::instance($badge->courseid);
$badge->badgeurl = moodle_url::make_webservice_pluginfile_url($context->id, 'badges', 'badgeimage', $badge->id, '/',
'f1')->out(false);
// Return all the information if we are requesting our own badges.
// Or, if we have permissions for configuring badges in the badge context.
if ($USER->id == $user->id or has_capability('moodle/badges:configuredetails', $context)) {
$result['badges'][] = (array) $badge;
} else {
$result['badges'][] = array(
'name' => $badge->name,
'description' => $badge->description,
'badgeurl' => $badge->badgeurl,
'issuername' => $badge->issuername,
'issuerurl' => $badge->issuerurl,
'issuercontact' => $badge->issuercontact,
'uniquehash' => $badge->uniquehash,
'dateissued' => $badge->dateissued,
'dateexpire' => $badge->dateexpire,
);
}
}
return $result;
}
/**
* Describes the get_user_badges return value.
*
* @return external_single_structure
* @since Moodle 3.1
*/
public static function get_user_badges_returns() {
return new external_single_structure(
array(
'badges' => new external_multiple_structure(
new external_single_structure(
array(
'id' => new external_value(PARAM_INT, 'Badge id.', VALUE_OPTIONAL),
'name' => new external_value(PARAM_FILE, 'Badge name.'),
'description' => new external_value(PARAM_NOTAGS, 'Badge description.'),
'badgeurl' => new external_value(PARAM_URL, 'Badge URL.'),
'timecreated' => new external_value(PARAM_INT, 'Time created.', VALUE_OPTIONAL),
'timemodified' => new external_value(PARAM_INT, 'Time modified.', VALUE_OPTIONAL),
'usercreated' => new external_value(PARAM_INT, 'User created.', VALUE_OPTIONAL),
'usermodified' => new external_value(PARAM_INT, 'User modified.', VALUE_OPTIONAL),
'issuername' => new external_value(PARAM_NOTAGS, 'Issuer name.'),
'issuerurl' => new external_value(PARAM_URL, 'Issuer URL.'),
'issuercontact' => new external_value(PARAM_RAW, 'Issuer contact.'),
'expiredate' => new external_value(PARAM_INT, 'Expire date.', VALUE_OPTIONAL),
'expireperiod' => new external_value(PARAM_INT, 'Expire period.', VALUE_OPTIONAL),
'type' => new external_value(PARAM_INT, 'Type.', VALUE_OPTIONAL),
'courseid' => new external_value(PARAM_INT, 'Course id.', VALUE_OPTIONAL),
'message' => new external_value(PARAM_RAW, 'Message.', VALUE_OPTIONAL),
'messagesubject' => new external_value(PARAM_TEXT, 'Message subject.', VALUE_OPTIONAL),
'attachment' => new external_value(PARAM_INT, 'Attachment.', VALUE_OPTIONAL),
'status' => new external_value(PARAM_INT, 'Status.', VALUE_OPTIONAL),
'issuedid' => new external_value(PARAM_INT, 'Issued id.', VALUE_OPTIONAL),
'uniquehash' => new external_value(PARAM_ALPHANUM, 'Unique hash.'),
'dateissued' => new external_value(PARAM_INT, 'Date issued.'),
'dateexpire' => new external_value(PARAM_INT, 'Date expire.'),
'visible' => new external_value(PARAM_INT, 'Visible.', VALUE_OPTIONAL),
)
)
),
'warnings' => new external_warnings(),
)
);
}
}