Add unsupported service support.
[moodle.git] / mod / lti / launch.php
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67ddf847
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1<?php
2// This file is part of BasicLTI4Moodle
3//
4// BasicLTI4Moodle is an IMS BasicLTI (Basic Learning Tools for Interoperability)
5// consumer for Moodle 1.9 and Moodle 2.0. BasicLTI is a IMS Standard that allows web
6// based learning tools to be easily integrated in LMS as native ones. The IMS BasicLTI
7// specification is part of the IMS standard Common Cartridge 1.1 Sakai and other main LMS
8// are already supporting or going to support BasicLTI. This project Implements the consumer
9// for Moodle. Moodle is a Free Open source Learning Management System by Martin Dougiamas.
10// BasicLTI4Moodle is a project iniciated and leaded by Ludo(Marc Alier) and Jordi Piguillem
11// at the GESSI research group at UPC.
12// SimpleLTI consumer for Moodle is an implementation of the early specification of LTI
13// by Charles Severance (Dr Chuck) htp://dr-chuck.com , developed by Jordi Piguillem in a
14// Google Summer of Code 2008 project co-mentored by Charles Severance and Marc Alier.
15//
16// BasicLTI4Moodle is copyright 2009 by Marc Alier Forment, Jordi Piguillem and Nikolas Galanis
17// of the Universitat Politecnica de Catalunya http://www.upc.edu
18// Contact info: Marc Alier Forment granludo @ gmail.com or marc.alier @ upc.edu
19//
20// Moodle is free software: you can redistribute it and/or modify
21// it under the terms of the GNU General Public License as published by
22// the Free Software Foundation, either version 3 of the License, or
23// (at your option) any later version.
24//
25// Moodle is distributed in the hope that it will be useful,
26// but WITHOUT ANY WARRANTY; without even the implied warranty of
27// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
28// GNU General Public License for more details.
29//
30// You should have received a copy of the GNU General Public License
31// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
32
33/**
34 * This file contains all necessary code to view a basiclti activity instance
35 *
36 * @package lti
37 * @copyright 2009 Marc Alier, Jordi Piguillem, Nikolas Galanis
38 * marc.alier@upc.edu
39 * @copyright 2009 Universitat Politecnica de Catalunya http://www.upc.edu
40 *
41 * @author Marc Alier
42 * @author Jordi Piguillem
43 * @author Nikolas Galanis
44 *
45 * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
46 */
47
48require_once("../../config.php");
49require_once($CFG->dirroot.'/mod/lti/lib.php');
50require_once($CFG->dirroot.'/mod/lti/locallib.php');
51
52$id = optional_param('id', 0, PARAM_INT); // Course Module ID, or
53
54if ($id) {
55 if (! $cm = $DB->get_record("course_modules", array("id" => $id))) {
56 throw new moodle_exception('generalexceptionmessage', 'error', '', 'Course Module ID was incorrect');
57 }
58
59 if (! $course = $DB->get_record("course", array("id" => $cm->course))) {
60 throw new moodle_exception('generalexceptionmessage', 'error', '', 'Course is misconfigured');
61 }
62
63 if (! $basiclti = $DB->get_record("lti", array("id" => $cm->instance))) {
64 throw new moodle_exception('generalexceptionmessage', 'error', '', 'Course module is incorrect');
65 }
66
67} else {
68 if (! $basiclti = $DB->get_record("lti", array("id" => $a))) {
69 throw new moodle_exception('generalexceptionmessage', 'error', '', 'Course module is incorrect');
70 }
71 if (! $course = $DB->get_record("course", array("id" => $basiclti->course))) {
72 throw new moodle_exception('generalexceptionmessage', 'error', '', 'Course is misconfigured');
73 }
74 if (! $cm = get_coursemodule_from_instance("lti", $basiclti->id, $course->id)) {
75 throw new moodle_exception('generalexceptionmessage', 'error', '', 'Course Module ID was incorrect');
76 }
77}
78
79require_login($course);
80
81add_to_log($course->id, "lti", "launch", "launch.php?id=$cm->id", "$basiclti->id");
82
16cac566 83$basiclti->cmid = $cm->id;
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84lti_view($basiclti);
85