You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
82 lines
3.0 KiB
82 lines
3.0 KiB
<?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/>.
|
|
|
|
/**
|
|
* This file contains a controller for receiving LTI service requests
|
|
*
|
|
* @package mod_lti
|
|
* @copyright 2014 Vital Source Technologies http://vitalsource.com
|
|
* @author Stephen Vickers
|
|
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
|
|
*/
|
|
|
|
define('NO_DEBUG_DISPLAY', true);
|
|
define('NO_MOODLE_COOKIES', true);
|
|
|
|
require_once(__DIR__ . '/../../config.php');
|
|
require_once($CFG->dirroot . '/mod/lti/locallib.php');
|
|
|
|
|
|
$response = new \mod_lti\local\ltiservice\response();
|
|
|
|
$isget = $response->get_request_method() === mod_lti\local\ltiservice\resource_base::HTTP_GET;
|
|
$isdelete = $response->get_request_method() === mod_lti\local\ltiservice\resource_base::HTTP_DELETE;
|
|
|
|
if ($isget) {
|
|
$response->set_accept(isset($_SERVER['HTTP_ACCEPT']) ? $_SERVER['HTTP_ACCEPT'] : '');
|
|
} else {
|
|
$response->set_content_type(isset($_SERVER['CONTENT_TYPE']) ? explode(';', $_SERVER['CONTENT_TYPE'], 2)[0] : '');
|
|
}
|
|
|
|
$ok = false;
|
|
$path = isset($_SERVER['PATH_INFO']) ? $_SERVER['PATH_INFO'] : '';
|
|
|
|
$accept = $response->get_accept();
|
|
$contenttype = $response->get_content_type();
|
|
|
|
$services = lti_get_services();
|
|
foreach ($services as $service) {
|
|
$resources = $service->get_resources();
|
|
foreach ($resources as $resource) {
|
|
if (($isget && !empty($accept) && (strpos($accept, '*/*') === false) &&
|
|
!in_array($accept, $resource->get_formats())) ||
|
|
((!$isget && !$isdelete) && !in_array($contenttype, $resource->get_formats()))) {
|
|
continue;
|
|
}
|
|
$template = $resource->get_template();
|
|
$template = preg_replace('/{config_type}/', '(toolproxy|tool)', $template);
|
|
$template = preg_replace('/\{[a-zA-Z_]+\}/', '[^/]+', $template);
|
|
$template = preg_replace('/\(([0-9a-zA-Z_\-,\/]+)\)/', '(\\1|)', $template);
|
|
$template = str_replace('/', '\/', $template);
|
|
if (preg_match("/^{$template}$/", $path) === 1) {
|
|
$ok = true;
|
|
break 2;
|
|
}
|
|
}
|
|
}
|
|
if (!$ok) {
|
|
$response->set_code(400);
|
|
$response->set_reason("No handler found for {$path} {$accept} {$contenttype}");
|
|
} else {
|
|
$body = file_get_contents('php://input');
|
|
$response->set_request_data($body);
|
|
if (in_array($response->get_request_method(), $resource->get_methods())) {
|
|
$resource->execute($response);
|
|
} else {
|
|
$response->set_code(405);
|
|
}
|
|
}
|
|
$response->send();
|
|
|