mirror of
https://github.com/moodle/moodle.git
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840 lines
42 KiB
PHP
840 lines
42 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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* External course participation api.
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*
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* This api is mostly read only, the actual enrol and unenrol
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* support is in each enrol plugin.
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*
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* @package core_enrol
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* @category external
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* @copyright 2010 Jerome Mouneyrac
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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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defined('MOODLE_INTERNAL') || die();
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require_once("$CFG->libdir/externallib.php");
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/**
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* Enrol external functions
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*
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* @package core_enrol
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* @category external
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* @copyright 2011 Jerome Mouneyrac
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* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
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* @since Moodle 2.2
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*/
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class core_enrol_external extends external_api {
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/**
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* Returns description of method parameters
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*
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* @return external_function_parameters
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* @since Moodle 2.4
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*/
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public static function get_enrolled_users_with_capability_parameters() {
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return new external_function_parameters(
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array (
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'coursecapabilities' => new external_multiple_structure(
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new external_single_structure(
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array (
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'courseid' => new external_value(PARAM_INT, 'Course ID number in the Moodle course table'),
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'capabilities' => new external_multiple_structure(
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new external_value(PARAM_CAPABILITY, 'Capability name, such as mod/forum:viewdiscussion')),
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)
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)
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, 'course id and associated capability name'),
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'options' => new external_multiple_structure(
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new external_single_structure(
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array(
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'name' => new external_value(PARAM_ALPHANUMEXT, 'option name'),
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'value' => new external_value(PARAM_RAW, 'option value')
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)
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), 'Option names:
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* groupid (integer) return only users in this group id. Requires \'moodle/site:accessallgroups\' .
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* onlyactive (integer) only users with active enrolments. Requires \'moodle/course:enrolreview\' .
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* userfields (\'string, string, ...\') return only the values of these user fields.
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* limitfrom (integer) sql limit from.
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* limitnumber (integer) max number of users per course and capability.', VALUE_DEFAULT, array())
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)
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);
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}
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/**
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* Return users that have the capabilities for each course specified. For each course and capability specified,
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* a list of the users that are enrolled in the course and have that capability are returned.
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*
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* @param array $coursecapabilities array of course ids and associated capability names {courseid, {capabilities}}
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* @return array An array of arrays describing users for each associated courseid and capability
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* @since Moodle 2.4
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*/
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public static function get_enrolled_users_with_capability($coursecapabilities, $options) {
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global $CFG, $DB;
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require_once($CFG->dirroot . "/user/lib.php");
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if (empty($coursecapabilities)) {
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throw new invalid_parameter_exception('Parameter can not be empty');
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}
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$params = self::validate_parameters(self::get_enrolled_users_with_capability_parameters(),
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array ('coursecapabilities' => $coursecapabilities, 'options'=>$options));
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$result = array();
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$userlist = array();
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$groupid = 0;
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$onlyactive = false;
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$userfields = array();
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$limitfrom = 0;
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$limitnumber = 0;
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foreach ($params['options'] as $option) {
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switch ($option['name']) {
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case 'groupid':
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$groupid = (int)$option['value'];
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break;
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case 'onlyactive':
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$onlyactive = !empty($option['value']);
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break;
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case 'userfields':
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$thefields = explode(',', $option['value']);
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foreach ($thefields as $f) {
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$userfields[] = clean_param($f, PARAM_ALPHANUMEXT);
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}
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break;
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case 'limitfrom' :
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$limitfrom = clean_param($option['value'], PARAM_INT);
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break;
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case 'limitnumber' :
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$limitnumber = clean_param($option['value'], PARAM_INT);
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break;
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}
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}
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foreach ($params['coursecapabilities'] as $coursecapability) {
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$courseid = $coursecapability['courseid'];
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$course = $DB->get_record('course', array('id'=>$courseid), '*', MUST_EXIST);
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$coursecontext = context_course::instance($courseid);
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if (!$coursecontext) {
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throw new moodle_exception('cannotfindcourse', 'error', '', null,
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'The course id ' . $courseid . ' doesn\'t exist.');
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}
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if ($courseid == SITEID) {
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$context = context_system::instance();
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} else {
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$context = $coursecontext;
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}
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try {
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self::validate_context($context);
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} catch (Exception $e) {
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$exceptionparam = new stdClass();
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$exceptionparam->message = $e->getMessage();
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$exceptionparam->courseid = $params['courseid'];
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throw new moodle_exception(get_string('errorcoursecontextnotvalid' , 'webservice', $exceptionparam));
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}
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if ($courseid == SITEID) {
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require_capability('moodle/site:viewparticipants', $context);
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} else {
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require_capability('moodle/course:viewparticipants', $context);
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}
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// The accessallgroups capability is needed to use this option.
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if (!empty($groupid) && groups_is_member($groupid)) {
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require_capability('moodle/site:accessallgroups', $coursecontext);
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}
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// The course:enrolereview capability is needed to use this option.
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if ($onlyactive) {
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require_capability('moodle/course:enrolreview', $coursecontext);
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}
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// To see the permissions of others role:review capability is required.
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require_capability('moodle/role:review', $coursecontext);
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foreach ($coursecapability['capabilities'] as $capability) {
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$courseusers['courseid'] = $courseid;
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$courseusers['capability'] = $capability;
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list($enrolledsql, $enrolledparams) = get_enrolled_sql($coursecontext, $capability, $groupid, $onlyactive);
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$sql = "SELECT u.* FROM {user} u WHERE u.id IN ($enrolledsql) ORDER BY u.id ASC";
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$enrolledusers = $DB->get_recordset_sql($sql, $enrolledparams, $limitfrom, $limitnumber);
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$users = array();
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foreach ($enrolledusers as $courseuser) {
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if ($userdetails = user_get_user_details($courseuser, $course, $userfields)) {
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$users[] = $userdetails;
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}
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}
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$enrolledusers->close();
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$courseusers['users'] = $users;
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$result[] = $courseusers;
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}
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}
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return $result;
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}
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/**
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* Returns description of method result value
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*
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* @return external_multiple_structure
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* @since Moodle 2.4
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*/
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public static function get_enrolled_users_with_capability_returns() {
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return new external_multiple_structure( new external_single_structure (
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array (
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'courseid' => new external_value(PARAM_INT, 'Course ID number in the Moodle course table'),
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'capability' => new external_value(PARAM_CAPABILITY, 'Capability name'),
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'users' => new external_multiple_structure(
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new external_single_structure(
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array(
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'id' => new external_value(PARAM_INT, 'ID of the user'),
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'username' => new external_value(PARAM_RAW, 'Username', VALUE_OPTIONAL),
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'firstname' => new external_value(PARAM_NOTAGS, 'The first name(s) of the user', VALUE_OPTIONAL),
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'lastname' => new external_value(PARAM_NOTAGS, 'The family name of the user', VALUE_OPTIONAL),
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'fullname' => new external_value(PARAM_NOTAGS, 'The fullname of the user'),
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'email' => new external_value(PARAM_TEXT, 'Email address', VALUE_OPTIONAL),
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'address' => new external_value(PARAM_MULTILANG, 'Postal address', VALUE_OPTIONAL),
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'phone1' => new external_value(PARAM_NOTAGS, 'Phone 1', VALUE_OPTIONAL),
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'phone2' => new external_value(PARAM_NOTAGS, 'Phone 2', VALUE_OPTIONAL),
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'icq' => new external_value(PARAM_NOTAGS, 'icq number', VALUE_OPTIONAL),
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'skype' => new external_value(PARAM_NOTAGS, 'skype id', VALUE_OPTIONAL),
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'yahoo' => new external_value(PARAM_NOTAGS, 'yahoo id', VALUE_OPTIONAL),
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'aim' => new external_value(PARAM_NOTAGS, 'aim id', VALUE_OPTIONAL),
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'msn' => new external_value(PARAM_NOTAGS, 'msn number', VALUE_OPTIONAL),
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'department' => new external_value(PARAM_TEXT, 'department', VALUE_OPTIONAL),
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'institution' => new external_value(PARAM_TEXT, 'institution', VALUE_OPTIONAL),
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'interests' => new external_value(PARAM_TEXT, 'user interests (separated by commas)', VALUE_OPTIONAL),
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'firstaccess' => new external_value(PARAM_INT, 'first access to the site (0 if never)', VALUE_OPTIONAL),
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'lastaccess' => new external_value(PARAM_INT, 'last access to the site (0 if never)', VALUE_OPTIONAL),
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'description' => new external_value(PARAM_RAW, 'User profile description', VALUE_OPTIONAL),
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'descriptionformat' => new external_value(PARAM_INT, 'User profile description format', VALUE_OPTIONAL),
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'city' => new external_value(PARAM_NOTAGS, 'Home city of the user', VALUE_OPTIONAL),
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'url' => new external_value(PARAM_URL, 'URL of the user', VALUE_OPTIONAL),
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'country' => new external_value(PARAM_ALPHA, 'Country code of the user, such as AU or CZ', VALUE_OPTIONAL),
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'profileimageurlsmall' => new external_value(PARAM_URL, 'User image profile URL - small', VALUE_OPTIONAL),
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'profileimageurl' => new external_value(PARAM_URL, 'User image profile URL - big', VALUE_OPTIONAL),
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'customfields' => new external_multiple_structure(
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new external_single_structure(
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array(
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'type' => new external_value(PARAM_ALPHANUMEXT, 'The type of the custom field'),
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'value' => new external_value(PARAM_RAW, 'The value of the custom field'),
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'name' => new external_value(PARAM_RAW, 'The name of the custom field'),
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'shortname' => new external_value(PARAM_RAW, 'The shortname of the custom field'),
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)
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), 'User custom fields (also known as user profil fields)', VALUE_OPTIONAL),
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'groups' => new external_multiple_structure(
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new external_single_structure(
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array(
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'id' => new external_value(PARAM_INT, 'group id'),
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'name' => new external_value(PARAM_RAW, 'group name'),
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'description' => new external_value(PARAM_RAW, 'group description'),
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)
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), 'user groups', VALUE_OPTIONAL),
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'roles' => new external_multiple_structure(
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new external_single_structure(
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array(
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'roleid' => new external_value(PARAM_INT, 'role id'),
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'name' => new external_value(PARAM_RAW, 'role name'),
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'shortname' => new external_value(PARAM_ALPHANUMEXT, 'role shortname'),
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'sortorder' => new external_value(PARAM_INT, 'role sortorder')
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)
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), 'user roles', VALUE_OPTIONAL),
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'preferences' => new external_multiple_structure(
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new external_single_structure(
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array(
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'name' => new external_value(PARAM_ALPHANUMEXT, 'The name of the preferences'),
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'value' => new external_value(PARAM_RAW, 'The value of the custom field'),
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)
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), 'User preferences', VALUE_OPTIONAL),
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'enrolledcourses' => new external_multiple_structure(
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new external_single_structure(
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array(
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'id' => new external_value(PARAM_INT, 'Id of the course'),
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'fullname' => new external_value(PARAM_RAW, 'Fullname of the course'),
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'shortname' => new external_value(PARAM_RAW, 'Shortname of the course')
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)
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), 'Courses where the user is enrolled - limited by which courses the user is able to see', VALUE_OPTIONAL)
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)
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), 'List of users that are enrolled in the course and have the specified capability'),
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)
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)
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);
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}
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/**
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* Returns description of method parameters
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*
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* @return external_function_parameters
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*/
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public static function get_users_courses_parameters() {
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return new external_function_parameters(
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array(
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'userid' => new external_value(PARAM_INT, 'user id'),
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)
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);
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}
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/**
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* Get list of courses user is enrolled in (only active enrolments are returned).
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* Please note the current user must be able to access the course, otherwise the course is not included.
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*
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* @param int $userid
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* @return array of courses
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*/
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public static function get_users_courses($userid) {
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global $USER, $DB;
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// Do basic automatic PARAM checks on incoming data, using params description
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// If any problems are found then exceptions are thrown with helpful error messages
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$params = self::validate_parameters(self::get_users_courses_parameters(), array('userid'=>$userid));
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$courses = enrol_get_users_courses($params['userid'], true, 'id, shortname, fullname, idnumber, visible,
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summary, summaryformat, format, showgrades, lang, enablecompletion');
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$result = array();
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foreach ($courses as $course) {
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$context = context_course::instance($course->id, IGNORE_MISSING);
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try {
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self::validate_context($context);
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} catch (Exception $e) {
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// current user can not access this course, sorry we can not disclose who is enrolled in this course!
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continue;
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}
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if ($userid != $USER->id and !has_capability('moodle/course:viewparticipants', $context)) {
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// we need capability to view participants
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continue;
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}
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list($enrolledsqlselect, $enrolledparams) = get_enrolled_sql($context);
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$enrolledsql = "SELECT COUNT('x') FROM ($enrolledsqlselect) enrolleduserids";
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$enrolledusercount = $DB->count_records_sql($enrolledsql, $enrolledparams);
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list($course->summary, $course->summaryformat) =
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external_format_text($course->summary, $course->summaryformat, $context->id, 'course', 'summary', null);
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$result[] = array('id' => $course->id, 'shortname' => $course->shortname, 'fullname' => $course->fullname,
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'idnumber' => $course->idnumber, 'visible' => $course->visible, 'enrolledusercount' => $enrolledusercount,
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'summary' => $course->summary, 'summaryformat' => $course->summaryformat, 'format' => $course->format,
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'showgrades' => $course->showgrades, 'lang' => $course->lang, 'enablecompletion' => $course->enablecompletion
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);
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}
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return $result;
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}
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/**
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* Returns description of method result value
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*
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* @return external_description
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*/
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public static function get_users_courses_returns() {
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return new external_multiple_structure(
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new external_single_structure(
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array(
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'id' => new external_value(PARAM_INT, 'id of course'),
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'shortname' => new external_value(PARAM_RAW, 'short name of course'),
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'fullname' => new external_value(PARAM_RAW, 'long name of course'),
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'enrolledusercount' => new external_value(PARAM_INT, 'Number of enrolled users in this course'),
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'idnumber' => new external_value(PARAM_RAW, 'id number of course'),
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'visible' => new external_value(PARAM_INT, '1 means visible, 0 means hidden course'),
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'summary' => new external_value(PARAM_RAW, 'summary', VALUE_OPTIONAL),
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'summaryformat' => new external_format_value('summary', VALUE_OPTIONAL),
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'format' => new external_value(PARAM_PLUGIN, 'course format: weeks, topics, social, site', VALUE_OPTIONAL),
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'showgrades' => new external_value(PARAM_BOOL, 'true if grades are shown, otherwise false', VALUE_OPTIONAL),
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'lang' => new external_value(PARAM_LANG, 'forced course language', VALUE_OPTIONAL),
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'enablecompletion' => new external_value(PARAM_BOOL, 'true if completion is enabled, otherwise false',
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VALUE_OPTIONAL)
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)
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)
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);
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}
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/**
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* Returns description of method parameters
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*
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* @return external_function_parameters
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*/
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public static function get_enrolled_users_parameters() {
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return new external_function_parameters(
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array(
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'courseid' => new external_value(PARAM_INT, 'course id'),
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'options' => new external_multiple_structure(
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new external_single_structure(
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array(
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'name' => new external_value(PARAM_ALPHANUMEXT, 'option name'),
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'value' => new external_value(PARAM_RAW, 'option value')
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)
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), 'Option names:
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* withcapability (string) return only users with this capability. This option requires \'moodle/role:review\' on the course context.
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* groupid (integer) return only users in this group id. If the course has groups enabled and this param
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isn\'t defined, returns all the viewable users.
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This option requires \'moodle/site:accessallgroups\' on the course context if the
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user doesn\'t belong to the group.
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* onlyactive (integer) return only users with active enrolments and matching time restrictions. This option requires \'moodle/course:enrolreview\' on the course context.
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* userfields (\'string, string, ...\') return only the values of these user fields.
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* limitfrom (integer) sql limit from.
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* limitnumber (integer) maximum number of returned users.
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* sortby (string) sort by id, firstname or lastname. For ordering like the site does, use siteorder.
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* sortdirection (string) ASC or DESC',
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VALUE_DEFAULT, array()),
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)
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);
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}
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/**
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* Get course participants details
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*
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* @param int $courseid course id
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* @param array $options options {
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* 'name' => option name
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* 'value' => option value
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* }
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* @return array An array of users
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*/
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public static function get_enrolled_users($courseid, $options = array()) {
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global $CFG, $USER, $DB;
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require_once($CFG->dirroot . "/user/lib.php");
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$params = self::validate_parameters(
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self::get_enrolled_users_parameters(),
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array(
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'courseid'=>$courseid,
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'options'=>$options
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)
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);
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$withcapability = '';
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$groupid = 0;
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$onlyactive = false;
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$userfields = array();
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$limitfrom = 0;
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$limitnumber = 0;
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$sortby = 'us.id';
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$sortparams = array();
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$sortdirection = 'ASC';
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foreach ($options as $option) {
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switch ($option['name']) {
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case 'withcapability':
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$withcapability = $option['value'];
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break;
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case 'groupid':
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$groupid = (int)$option['value'];
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break;
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case 'onlyactive':
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$onlyactive = !empty($option['value']);
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break;
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case 'userfields':
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$thefields = explode(',', $option['value']);
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foreach ($thefields as $f) {
|
|
$userfields[] = clean_param($f, PARAM_ALPHANUMEXT);
|
|
}
|
|
break;
|
|
case 'limitfrom' :
|
|
$limitfrom = clean_param($option['value'], PARAM_INT);
|
|
break;
|
|
case 'limitnumber' :
|
|
$limitnumber = clean_param($option['value'], PARAM_INT);
|
|
break;
|
|
case 'sortby':
|
|
$sortallowedvalues = array('id', 'firstname', 'lastname', 'siteorder');
|
|
if (!in_array($option['value'], $sortallowedvalues)) {
|
|
throw new invalid_parameter_exception('Invalid value for sortby parameter (value: ' . $option['value'] . '),' .
|
|
'allowed values are: ' . implode(',', $sortallowedvalues));
|
|
}
|
|
if ($option['value'] == 'siteorder') {
|
|
list($sortby, $sortparams) = users_order_by_sql('us');
|
|
} else {
|
|
$sortby = 'us.' . $option['value'];
|
|
}
|
|
break;
|
|
case 'sortdirection':
|
|
$sortdirection = strtoupper($option['value']);
|
|
$directionallowedvalues = array('ASC', 'DESC');
|
|
if (!in_array($sortdirection, $directionallowedvalues)) {
|
|
throw new invalid_parameter_exception('Invalid value for sortdirection parameter
|
|
(value: ' . $sortdirection . '),' . 'allowed values are: ' . implode(',', $directionallowedvalues));
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
$course = $DB->get_record('course', array('id'=>$courseid), '*', MUST_EXIST);
|
|
$coursecontext = context_course::instance($courseid, IGNORE_MISSING);
|
|
if ($courseid == SITEID) {
|
|
$context = context_system::instance();
|
|
} else {
|
|
$context = $coursecontext;
|
|
}
|
|
try {
|
|
self::validate_context($context);
|
|
} catch (Exception $e) {
|
|
$exceptionparam = new stdClass();
|
|
$exceptionparam->message = $e->getMessage();
|
|
$exceptionparam->courseid = $params['courseid'];
|
|
throw new moodle_exception('errorcoursecontextnotvalid' , 'webservice', '', $exceptionparam);
|
|
}
|
|
|
|
if ($courseid == SITEID) {
|
|
require_capability('moodle/site:viewparticipants', $context);
|
|
} else {
|
|
require_capability('moodle/course:viewparticipants', $context);
|
|
}
|
|
// to overwrite this parameter, you need role:review capability
|
|
if ($withcapability) {
|
|
require_capability('moodle/role:review', $coursecontext);
|
|
}
|
|
// need accessallgroups capability if you want to overwrite this option
|
|
if (!empty($groupid) && !groups_is_member($groupid)) {
|
|
require_capability('moodle/site:accessallgroups', $coursecontext);
|
|
}
|
|
// to overwrite this option, you need course:enrolereview permission
|
|
if ($onlyactive) {
|
|
require_capability('moodle/course:enrolreview', $coursecontext);
|
|
}
|
|
|
|
list($enrolledsql, $enrolledparams) = get_enrolled_sql($coursecontext, $withcapability, $groupid, $onlyactive);
|
|
$ctxselect = ', ' . context_helper::get_preload_record_columns_sql('ctx');
|
|
$ctxjoin = "LEFT JOIN {context} ctx ON (ctx.instanceid = u.id AND ctx.contextlevel = :contextlevel)";
|
|
$enrolledparams['contextlevel'] = CONTEXT_USER;
|
|
|
|
$groupjoin = '';
|
|
if (empty($groupid) && groups_get_course_groupmode($course) == SEPARATEGROUPS &&
|
|
!has_capability('moodle/site:accessallgroups', $coursecontext)) {
|
|
// Filter by groups the user can view.
|
|
$usergroups = groups_get_user_groups($course->id);
|
|
if (!empty($usergroups['0'])) {
|
|
list($groupsql, $groupparams) = $DB->get_in_or_equal($usergroups['0'], SQL_PARAMS_NAMED);
|
|
$groupjoin = "JOIN {groups_members} gm ON (u.id = gm.userid AND gm.groupid $groupsql)";
|
|
$enrolledparams = array_merge($enrolledparams, $groupparams);
|
|
} else {
|
|
// User doesn't belong to any group, so he can't see any user. Return an empty array.
|
|
return array();
|
|
}
|
|
}
|
|
$sql = "SELECT us.*
|
|
FROM {user} us
|
|
JOIN (
|
|
SELECT DISTINCT u.id $ctxselect
|
|
FROM {user} u $ctxjoin $groupjoin
|
|
WHERE u.id IN ($enrolledsql)
|
|
) q ON q.id = us.id
|
|
ORDER BY $sortby $sortdirection";
|
|
$enrolledparams = array_merge($enrolledparams, $sortparams);
|
|
$enrolledusers = $DB->get_recordset_sql($sql, $enrolledparams, $limitfrom, $limitnumber);
|
|
$users = array();
|
|
foreach ($enrolledusers as $user) {
|
|
context_helper::preload_from_record($user);
|
|
if ($userdetails = user_get_user_details($user, $course, $userfields)) {
|
|
$users[] = $userdetails;
|
|
}
|
|
}
|
|
$enrolledusers->close();
|
|
|
|
return $users;
|
|
}
|
|
|
|
/**
|
|
* Returns description of method result value
|
|
*
|
|
* @return external_description
|
|
*/
|
|
public static function get_enrolled_users_returns() {
|
|
return new external_multiple_structure(
|
|
new external_single_structure(
|
|
array(
|
|
'id' => new external_value(PARAM_INT, 'ID of the user'),
|
|
'username' => new external_value(PARAM_RAW, 'Username policy is defined in Moodle security config', VALUE_OPTIONAL),
|
|
'firstname' => new external_value(PARAM_NOTAGS, 'The first name(s) of the user', VALUE_OPTIONAL),
|
|
'lastname' => new external_value(PARAM_NOTAGS, 'The family name of the user', VALUE_OPTIONAL),
|
|
'fullname' => new external_value(PARAM_NOTAGS, 'The fullname of the user'),
|
|
'email' => new external_value(PARAM_TEXT, 'An email address - allow email as root@localhost', VALUE_OPTIONAL),
|
|
'address' => new external_value(PARAM_TEXT, 'Postal address', VALUE_OPTIONAL),
|
|
'phone1' => new external_value(PARAM_NOTAGS, 'Phone 1', VALUE_OPTIONAL),
|
|
'phone2' => new external_value(PARAM_NOTAGS, 'Phone 2', VALUE_OPTIONAL),
|
|
'icq' => new external_value(PARAM_NOTAGS, 'icq number', VALUE_OPTIONAL),
|
|
'skype' => new external_value(PARAM_NOTAGS, 'skype id', VALUE_OPTIONAL),
|
|
'yahoo' => new external_value(PARAM_NOTAGS, 'yahoo id', VALUE_OPTIONAL),
|
|
'aim' => new external_value(PARAM_NOTAGS, 'aim id', VALUE_OPTIONAL),
|
|
'msn' => new external_value(PARAM_NOTAGS, 'msn number', VALUE_OPTIONAL),
|
|
'department' => new external_value(PARAM_TEXT, 'department', VALUE_OPTIONAL),
|
|
'institution' => new external_value(PARAM_TEXT, 'institution', VALUE_OPTIONAL),
|
|
'idnumber' => new external_value(PARAM_RAW, 'An arbitrary ID code number perhaps from the institution', VALUE_OPTIONAL),
|
|
'interests' => new external_value(PARAM_TEXT, 'user interests (separated by commas)', VALUE_OPTIONAL),
|
|
'firstaccess' => new external_value(PARAM_INT, 'first access to the site (0 if never)', VALUE_OPTIONAL),
|
|
'lastaccess' => new external_value(PARAM_INT, 'last access to the site (0 if never)', VALUE_OPTIONAL),
|
|
'description' => new external_value(PARAM_RAW, 'User profile description', VALUE_OPTIONAL),
|
|
'descriptionformat' => new external_format_value('description', VALUE_OPTIONAL),
|
|
'city' => new external_value(PARAM_NOTAGS, 'Home city of the user', VALUE_OPTIONAL),
|
|
'url' => new external_value(PARAM_URL, 'URL of the user', VALUE_OPTIONAL),
|
|
'country' => new external_value(PARAM_ALPHA, 'Home country code of the user, such as AU or CZ', VALUE_OPTIONAL),
|
|
'profileimageurlsmall' => new external_value(PARAM_URL, 'User image profile URL - small version', VALUE_OPTIONAL),
|
|
'profileimageurl' => new external_value(PARAM_URL, 'User image profile URL - big version', VALUE_OPTIONAL),
|
|
'customfields' => new external_multiple_structure(
|
|
new external_single_structure(
|
|
array(
|
|
'type' => new external_value(PARAM_ALPHANUMEXT, 'The type of the custom field - text field, checkbox...'),
|
|
'value' => new external_value(PARAM_RAW, 'The value of the custom field'),
|
|
'name' => new external_value(PARAM_RAW, 'The name of the custom field'),
|
|
'shortname' => new external_value(PARAM_RAW, 'The shortname of the custom field - to be able to build the field class in the code'),
|
|
)
|
|
), 'User custom fields (also known as user profil fields)', VALUE_OPTIONAL),
|
|
'groups' => new external_multiple_structure(
|
|
new external_single_structure(
|
|
array(
|
|
'id' => new external_value(PARAM_INT, 'group id'),
|
|
'name' => new external_value(PARAM_RAW, 'group name'),
|
|
'description' => new external_value(PARAM_RAW, 'group description'),
|
|
'descriptionformat' => new external_format_value('description'),
|
|
)
|
|
), 'user groups', VALUE_OPTIONAL),
|
|
'roles' => new external_multiple_structure(
|
|
new external_single_structure(
|
|
array(
|
|
'roleid' => new external_value(PARAM_INT, 'role id'),
|
|
'name' => new external_value(PARAM_RAW, 'role name'),
|
|
'shortname' => new external_value(PARAM_ALPHANUMEXT, 'role shortname'),
|
|
'sortorder' => new external_value(PARAM_INT, 'role sortorder')
|
|
)
|
|
), 'user roles', VALUE_OPTIONAL),
|
|
'preferences' => new external_multiple_structure(
|
|
new external_single_structure(
|
|
array(
|
|
'name' => new external_value(PARAM_ALPHANUMEXT, 'The name of the preferences'),
|
|
'value' => new external_value(PARAM_RAW, 'The value of the custom field'),
|
|
)
|
|
), 'User preferences', VALUE_OPTIONAL),
|
|
'enrolledcourses' => new external_multiple_structure(
|
|
new external_single_structure(
|
|
array(
|
|
'id' => new external_value(PARAM_INT, 'Id of the course'),
|
|
'fullname' => new external_value(PARAM_RAW, 'Fullname of the course'),
|
|
'shortname' => new external_value(PARAM_RAW, 'Shortname of the course')
|
|
)
|
|
), 'Courses where the user is enrolled - limited by which courses the user is able to see', VALUE_OPTIONAL)
|
|
)
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Returns description of get_course_enrolment_methods() parameters
|
|
*
|
|
* @return external_function_parameters
|
|
*/
|
|
public static function get_course_enrolment_methods_parameters() {
|
|
return new external_function_parameters(
|
|
array(
|
|
'courseid' => new external_value(PARAM_INT, 'Course id')
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Get list of active course enrolment methods for current user.
|
|
*
|
|
* @param int $courseid
|
|
* @return array of course enrolment methods
|
|
* @throws moodle_exception
|
|
*/
|
|
public static function get_course_enrolment_methods($courseid) {
|
|
global $DB;
|
|
|
|
$params = self::validate_parameters(self::get_course_enrolment_methods_parameters(), array('courseid' => $courseid));
|
|
self::validate_context(context_system::instance());
|
|
|
|
$course = $DB->get_record('course', array('id' => $params['courseid']), '*', MUST_EXIST);
|
|
$context = context_course::instance($course->id);
|
|
if (!$course->visible and !has_capability('moodle/course:viewhiddencourses', $context)) {
|
|
throw new moodle_exception('coursehidden');
|
|
}
|
|
|
|
$result = array();
|
|
$enrolinstances = enrol_get_instances($params['courseid'], true);
|
|
foreach ($enrolinstances as $enrolinstance) {
|
|
if ($enrolplugin = enrol_get_plugin($enrolinstance->enrol)) {
|
|
if ($instanceinfo = $enrolplugin->get_enrol_info($enrolinstance)) {
|
|
$result[] = (array) $instanceinfo;
|
|
}
|
|
}
|
|
}
|
|
return $result;
|
|
}
|
|
|
|
/**
|
|
* Returns description of get_course_enrolment_methods() result value
|
|
*
|
|
* @return external_description
|
|
*/
|
|
public static function get_course_enrolment_methods_returns() {
|
|
return new external_multiple_structure(
|
|
new external_single_structure(
|
|
array(
|
|
'id' => new external_value(PARAM_INT, 'id of course enrolment instance'),
|
|
'courseid' => new external_value(PARAM_INT, 'id of course'),
|
|
'type' => new external_value(PARAM_PLUGIN, 'type of enrolment plugin'),
|
|
'name' => new external_value(PARAM_RAW, 'name of enrolment plugin'),
|
|
'status' => new external_value(PARAM_RAW, 'status of enrolment plugin'),
|
|
'wsfunction' => new external_value(PARAM_ALPHANUMEXT, 'webservice function to get more information', VALUE_OPTIONAL),
|
|
)
|
|
)
|
|
);
|
|
}
|
|
}
|
|
|
|
/**
|
|
* Role external functions
|
|
*
|
|
* @package core_role
|
|
* @category external
|
|
* @copyright 2011 Jerome Mouneyrac
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
* @since Moodle 2.2
|
|
*/
|
|
class core_role_external extends external_api {
|
|
|
|
/**
|
|
* Returns description of method parameters
|
|
*
|
|
* @return external_function_parameters
|
|
*/
|
|
public static function assign_roles_parameters() {
|
|
return new external_function_parameters(
|
|
array(
|
|
'assignments' => new external_multiple_structure(
|
|
new external_single_structure(
|
|
array(
|
|
'roleid' => new external_value(PARAM_INT, 'Role to assign to the user'),
|
|
'userid' => new external_value(PARAM_INT, 'The user that is going to be assigned'),
|
|
'contextid' => new external_value(PARAM_INT, 'The context to assign the user role in', VALUE_OPTIONAL),
|
|
'contextlevel' => new external_value(PARAM_ALPHA, 'The context level to assign the user role in
|
|
(block, course, coursecat, system, user, module)', VALUE_OPTIONAL),
|
|
'instanceid' => new external_value(PARAM_INT, 'The Instance id of item where the role needs to be assigned', VALUE_OPTIONAL),
|
|
)
|
|
)
|
|
)
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Manual role assignments to users
|
|
*
|
|
* @param array $assignments An array of manual role assignment
|
|
*/
|
|
public static function assign_roles($assignments) {
|
|
global $DB;
|
|
|
|
// Do basic automatic PARAM checks on incoming data, using params description
|
|
// If any problems are found then exceptions are thrown with helpful error messages
|
|
$params = self::validate_parameters(self::assign_roles_parameters(), array('assignments'=>$assignments));
|
|
|
|
$transaction = $DB->start_delegated_transaction();
|
|
|
|
foreach ($params['assignments'] as $assignment) {
|
|
// Ensure correct context level with a instance id or contextid is passed.
|
|
$context = self::get_context_from_params($assignment);
|
|
|
|
// Ensure the current user is allowed to run this function in the enrolment context.
|
|
self::validate_context($context);
|
|
require_capability('moodle/role:assign', $context);
|
|
|
|
// throw an exception if user is not able to assign the role in this context
|
|
$roles = get_assignable_roles($context, ROLENAME_SHORT);
|
|
|
|
if (!array_key_exists($assignment['roleid'], $roles)) {
|
|
throw new invalid_parameter_exception('Can not assign roleid='.$assignment['roleid'].' in contextid='.$assignment['contextid']);
|
|
}
|
|
|
|
role_assign($assignment['roleid'], $assignment['userid'], $context->id);
|
|
}
|
|
|
|
$transaction->allow_commit();
|
|
}
|
|
|
|
/**
|
|
* Returns description of method result value
|
|
*
|
|
* @return null
|
|
*/
|
|
public static function assign_roles_returns() {
|
|
return null;
|
|
}
|
|
|
|
|
|
/**
|
|
* Returns description of method parameters
|
|
*
|
|
* @return external_function_parameters
|
|
*/
|
|
public static function unassign_roles_parameters() {
|
|
return new external_function_parameters(
|
|
array(
|
|
'unassignments' => new external_multiple_structure(
|
|
new external_single_structure(
|
|
array(
|
|
'roleid' => new external_value(PARAM_INT, 'Role to assign to the user'),
|
|
'userid' => new external_value(PARAM_INT, 'The user that is going to be assigned'),
|
|
'contextid' => new external_value(PARAM_INT, 'The context to unassign the user role from', VALUE_OPTIONAL),
|
|
'contextlevel' => new external_value(PARAM_ALPHA, 'The context level to unassign the user role in
|
|
+ (block, course, coursecat, system, user, module)', VALUE_OPTIONAL),
|
|
'instanceid' => new external_value(PARAM_INT, 'The Instance id of item where the role needs to be unassigned', VALUE_OPTIONAL),
|
|
)
|
|
)
|
|
)
|
|
)
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Unassign roles from users
|
|
*
|
|
* @param array $unassignments An array of unassignment
|
|
*/
|
|
public static function unassign_roles($unassignments) {
|
|
global $DB;
|
|
|
|
// Do basic automatic PARAM checks on incoming data, using params description
|
|
// If any problems are found then exceptions are thrown with helpful error messages
|
|
$params = self::validate_parameters(self::unassign_roles_parameters(), array('unassignments'=>$unassignments));
|
|
|
|
$transaction = $DB->start_delegated_transaction();
|
|
|
|
foreach ($params['unassignments'] as $unassignment) {
|
|
// Ensure the current user is allowed to run this function in the unassignment context
|
|
$context = self::get_context_from_params($unassignment);
|
|
self::validate_context($context);
|
|
require_capability('moodle/role:assign', $context);
|
|
|
|
// throw an exception if user is not able to unassign the role in this context
|
|
$roles = get_assignable_roles($context, ROLENAME_SHORT);
|
|
if (!array_key_exists($unassignment['roleid'], $roles)) {
|
|
throw new invalid_parameter_exception('Can not unassign roleid='.$unassignment['roleid'].' in contextid='.$unassignment['contextid']);
|
|
}
|
|
|
|
role_unassign($unassignment['roleid'], $unassignment['userid'], $context->id);
|
|
}
|
|
|
|
$transaction->allow_commit();
|
|
}
|
|
|
|
/**
|
|
* Returns description of method result value
|
|
*
|
|
* @return null
|
|
*/
|
|
public static function unassign_roles_returns() {
|
|
return null;
|
|
}
|
|
}
|