Current Path : C:/Users/Mahmood/Desktop/moodle8/mod/lti/ |
Current File : C:/Users/Mahmood/Desktop/moodle8/mod/lti/return.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/>. /** * Handle the return back to Moodle from the tool provider * * @package mod_lti * @copyright Copyright (c) 2011 Moodlerooms Inc. (http://www.moodlerooms.com) * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later * @author Chris Scribner */ require_once('../../config.php'); require_once($CFG->dirroot.'/mod/lti/lib.php'); require_once($CFG->dirroot.'/mod/lti/locallib.php'); $courseid = required_param('course', PARAM_INT); $instanceid = optional_param('instanceid', 0, PARAM_INT); $errormsg = optional_param('lti_errormsg', '', PARAM_TEXT); $msg = optional_param('lti_msg', '', PARAM_TEXT); $unsigned = optional_param('unsigned', '0', PARAM_INT); $launchcontainer = optional_param('launch_container', LTI_LAUNCH_CONTAINER_WINDOW, PARAM_INT); $course = $DB->get_record('course', array('id' => $courseid), '*', MUST_EXIST); $lti = null; $context = null; if (!empty($instanceid)) { $lti = $DB->get_record('lti', array('id' => $instanceid), '*', MUST_EXIST); $cm = get_coursemodule_from_instance('lti', $lti->id, $lti->course, false, MUST_EXIST); $context = context_module::instance($cm->id); } require_login($course); require_sesskey(); if (!empty($errormsg) || !empty($msg)) { $url = new moodle_url('/mod/lti/return.php', array('course' => $courseid)); $PAGE->set_url($url); $pagetitle = strip_tags($course->shortname); $PAGE->set_title($pagetitle); $PAGE->set_heading($course->fullname); // Avoid frame-in-frame action. if ($launchcontainer == LTI_LAUNCH_CONTAINER_EMBED || $launchcontainer == LTI_LAUNCH_CONTAINER_EMBED_NO_BLOCKS) { $PAGE->set_pagelayout('embedded'); } else { $PAGE->set_pagelayout('incourse'); } echo $OUTPUT->header(); if (!empty($lti) and !empty($context)) { echo $OUTPUT->heading(format_string($lti->name, true, array('context' => $context))); } } if (!empty($errormsg)) { echo get_string('lti_launch_error', 'lti'); p($errormsg); if ($unsigned == 1) { $contextcourse = context_course::instance($courseid); echo '<br /><br />'; $links = new stdClass(); if (has_capability('mod/lti:addcoursetool', $contextcourse)) { $coursetooleditor = new moodle_url('/mod/lti/instructor_edit_tool_type.php', array('course' => $courseid, 'action' => 'add', 'sesskey' => sesskey())); $links->course_tool_editor = $coursetooleditor->out(false); echo get_string('lti_launch_error_unsigned_help', 'lti', $links); } if (!empty($lti) && has_capability('mod/lti:requesttooladd', $contextcourse)) { $adminrequesturl = new moodle_url('/mod/lti/request_tool.php', array('instanceid' => $lti->id, 'sesskey' => sesskey())); $links->admin_request_url = $adminrequesturl->out(false); echo get_string('lti_launch_error_tool_request', 'lti', $links); } } echo $OUTPUT->footer(); } else if (!empty($msg)) { p($msg); echo $OUTPUT->footer(); } else { $courseurl = new moodle_url('/course/view.php', array('id' => $courseid)); $url = $courseurl->out(); // Avoid frame-in-frame action. if ($launchcontainer == LTI_LAUNCH_CONTAINER_EMBED || $launchcontainer == LTI_LAUNCH_CONTAINER_EMBED_NO_BLOCKS) { // Output a page containing some script to break out of frames and redirect them. echo '<html><body>'; $script = " <script type=\"text/javascript\"> //<![CDATA[ if(window != top){ top.location.href = '{$url}'; } else { window.location.href = '{$url}'; } //]] </script> "; $clickhere = get_string('return_to_course', 'lti', (object)array('link' => $url)); $noscript = " <noscript> {$clickhere} </noscript> "; echo $script; echo $noscript; echo '</body></html>'; } else { // If no error, take them back to the course. redirect($url); } }