Tim Hunt
13815377b5
It seems that Chrome orders fields of objects in order of array key. Therefore we must stop using user.id in the PHP arrays, and instead ensure that we use sequential numbers. This commit fixes the enrol UI.
114 lines
4.6 KiB
PHP
114 lines
4.6 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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* This file processes AJAX enrolment actions and returns JSON
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*
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* The general idea behind this file is that any errors should throw exceptions
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* which will be returned and acted upon by the calling AJAX script.
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*
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* @package core
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* @subpackage enrol
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* @copyright 2010 Sam Hemelryk
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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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define('AJAX_SCRIPT', true);
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require('../config.php');
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require_once("$CFG->dirroot/enrol/locallib.php");
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require_once("$CFG->dirroot/enrol/renderer.php");
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require_once("$CFG->dirroot/group/lib.php");
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// Must have the sesskey
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$id = required_param('id', PARAM_INT); // course id
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$action = required_param('action', PARAM_ACTION);
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$PAGE->set_url(new moodle_url('/enrol/ajax.php', array('id'=>$id, 'action'=>$action)));
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$course = $DB->get_record('course', array('id'=>$id), '*', MUST_EXIST);
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$context = get_context_instance(CONTEXT_COURSE, $course->id, MUST_EXIST);
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if ($course->id == SITEID) {
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throw new moodle_exception('invalidcourse');
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}
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require_login($course);
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require_capability('moodle/course:enrolreview', $context);
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require_sesskey();
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echo $OUTPUT->header(); // send headers
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$manager = new course_enrolment_manager($PAGE, $course);
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$outcome = new stdClass();
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$outcome->success = true;
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$outcome->response = new stdClass();
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$outcome->error = '';
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switch ($action) {
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case 'unenrol':
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$ue = $DB->get_record('user_enrolments', array('id'=>required_param('ue', PARAM_INT)), '*', MUST_EXIST);
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list ($instance, $plugin) = $manager->get_user_enrolment_components($ue);
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if (!$instance || !$plugin || !$plugin->allow_unenrol_user($instance, $ue) || !has_capability("enrol/$instance->enrol:unenrol", $manager->get_context()) || !$manager->unenrol_user($ue)) {
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throw new enrol_ajax_exception('unenrolnotpermitted');
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}
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break;
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case 'unassign':
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$role = required_param('role', PARAM_INT);
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$user = required_param('user', PARAM_INT);
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if (!has_capability('moodle/role:assign', $manager->get_context()) || !$manager->unassign_role_from_user($user, $role)) {
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throw new enrol_ajax_exception('unassignnotpermitted');
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}
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break;
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case 'assign':
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$user = $DB->get_record('user', array('id'=>required_param('user', PARAM_INT)), '*', MUST_EXIST);
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$roleid = required_param('roleid', PARAM_INT);
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if (!array_key_exists($roleid, $manager->get_assignable_roles())) {
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throw new enrol_ajax_exception('invalidrole');
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}
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if (!has_capability('moodle/role:assign', $manager->get_context()) || !$manager->assign_role_to_user($roleid, $user->id)) {
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throw new enrol_ajax_exception('assignnotpermitted');
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}
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$outcome->response->roleid = $roleid;
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break;
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case 'getassignable':
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$otheruserroles = optional_param('otherusers', false, PARAM_BOOL);
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$outcome->response = array_reverse($manager->get_assignable_roles($otheruserroles), true);
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break;
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case 'searchotherusers':
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$search = optional_param('search', '', PARAM_RAW);
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$page = optional_param('page', 0, PARAM_INT);
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$outcome->response = $manager->search_other_users($search, false, $page);
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foreach ($outcome->response['users'] as &$user) {
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$user->userId = $user->id;
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$user->picture = $OUTPUT->user_picture($user);
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$user->fullname = fullname($user);
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unset($user->id);
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}
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// Chrome will display users in the order of the array keys, so we need
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// to ensure that the results ordered array keys. Fortunately, the JavaScript
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// does not care what the array keys are. It uses user.id where necessary.
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$outcome->response['users'] = array_values($outcome->response['users']);
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$outcome->success = true;
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break;
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default:
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throw new enrol_ajax_exception('unknowajaxaction');
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}
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echo json_encode($outcome);
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die();
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