Current Path : C:/Users/Mahmood/Desktop/moodle/mod/lti/ |
Current File : C:/Users/Mahmood/Desktop/moodle/mod/lti/view.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/>. // // This file is part of BasicLTI4Moodle // // BasicLTI4Moodle is an IMS BasicLTI (Basic Learning Tools for Interoperability) // consumer for Moodle 1.9 and Moodle 2.0. BasicLTI is a IMS Standard that allows web // based learning tools to be easily integrated in LMS as native ones. The IMS BasicLTI // specification is part of the IMS standard Common Cartridge 1.1 Sakai and other main LMS // are already supporting or going to support BasicLTI. This project Implements the consumer // for Moodle. Moodle is a Free Open source Learning Management System by Martin Dougiamas. // BasicLTI4Moodle is a project iniciated and leaded by Ludo(Marc Alier) and Jordi Piguillem // at the GESSI research group at UPC. // SimpleLTI consumer for Moodle is an implementation of the early specification of LTI // by Charles Severance (Dr Chuck) htp://dr-chuck.com , developed by Jordi Piguillem in a // Google Summer of Code 2008 project co-mentored by Charles Severance and Marc Alier. // // BasicLTI4Moodle is copyright 2009 by Marc Alier Forment, Jordi Piguillem and Nikolas Galanis // of the Universitat Politecnica de Catalunya http://www.upc.edu // Contact info: Marc Alier Forment granludo @ gmail.com or marc.alier @ upc.edu. /** * This file contains all necessary code to view a lti activity instance * * @package mod_lti * @copyright 2009 Marc Alier, Jordi Piguillem, Nikolas Galanis * marc.alier@upc.edu * @copyright 2009 Universitat Politecnica de Catalunya http://www.upc.edu * @author Marc Alier * @author Jordi Piguillem * @author Nikolas Galanis * @author Chris Scribner * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ require_once('../../config.php'); require_once($CFG->libdir.'/completionlib.php'); require_once($CFG->dirroot.'/mod/lti/lib.php'); require_once($CFG->dirroot.'/mod/lti/locallib.php'); $id = optional_param('id', 0, PARAM_INT); // Course Module ID, or $l = optional_param('l', 0, PARAM_INT); // lti ID. $forceview = optional_param('forceview', 0, PARAM_BOOL); if ($l) { // Two ways to specify the module. $lti = $DB->get_record('lti', array('id' => $l), '*', MUST_EXIST); $cm = get_coursemodule_from_instance('lti', $lti->id, $lti->course, false, MUST_EXIST); } else { $cm = get_coursemodule_from_id('lti', $id, 0, false, MUST_EXIST); $lti = $DB->get_record('lti', array('id' => $cm->instance), '*', MUST_EXIST); } $course = $DB->get_record('course', array('id' => $cm->course), '*', MUST_EXIST); $typeid = $lti->typeid; if (empty($typeid) && ($tool = lti_get_tool_by_url_match($lti->toolurl))) { $typeid = $tool->id; } if ($typeid) { $toolconfig = lti_get_type_config($typeid); } else { $toolconfig = array(); } $PAGE->set_cm($cm, $course); // Set's up global $COURSE. $context = context_module::instance($cm->id); $PAGE->set_context($context); require_login($course, true, $cm); require_capability('mod/lti:view', $context); $url = new moodle_url('/mod/lti/view.php', array('id' => $cm->id)); $PAGE->set_url($url); $launchcontainer = lti_get_launch_container($lti, $toolconfig); if ($launchcontainer == LTI_LAUNCH_CONTAINER_EMBED_NO_BLOCKS) { $PAGE->set_pagelayout('incourse'); $PAGE->blocks->show_only_fake_blocks(); // Disable blocks for layouts which do include pre-post blocks. } else if ($launchcontainer == LTI_LAUNCH_CONTAINER_REPLACE_MOODLE_WINDOW) { if (!$forceview) { $url = new moodle_url('/mod/lti/launch.php', array('id' => $cm->id)); redirect($url); } } else { // Handles LTI_LAUNCH_CONTAINER_DEFAULT, LTI_LAUNCH_CONTAINER_EMBED, LTI_LAUNCH_CONTAINER_WINDOW. $PAGE->set_pagelayout('incourse'); } lti_view($lti, $course, $cm, $context); $pagetitle = strip_tags($course->shortname.': '.format_string($lti->name)); $PAGE->set_title($pagetitle); $PAGE->set_heading($course->fullname); // Print the page header. echo $OUTPUT->header(); if ($lti->showtitlelaunch) { // Print the main part of the page. echo $OUTPUT->heading(format_string($lti->name, true, array('context' => $context))); } if ($lti->showdescriptionlaunch && $lti->intro) { echo $OUTPUT->box(format_module_intro('lti', $lti, $cm->id), 'generalbox description', 'intro'); } if ($typeid) { $config = lti_get_type_type_config($typeid); } else { $config = new stdClass(); $config->lti_ltiversion = LTI_VERSION_1; } if (($launchcontainer == LTI_LAUNCH_CONTAINER_WINDOW) && (($config->lti_ltiversion !== LTI_VERSION_1P3) || isset($SESSION->lti_initiatelogin_status))) { unset($SESSION->lti_initiatelogin_status); if (!$forceview) { echo "<script language=\"javascript\">//<![CDATA[\n"; echo "window.open('launch.php?id=" . $cm->id . "&triggerview=0','lti-" . $cm->id . "');"; echo "//]]\n"; echo "</script>\n"; echo "<p>".get_string("basiclti_in_new_window", "lti")."</p>\n"; } $url = new moodle_url('/mod/lti/launch.php', array('id' => $cm->id)); echo html_writer::start_tag('p'); echo html_writer::link($url, get_string("basiclti_in_new_window_open", "lti"), array('target' => '_blank')); echo html_writer::end_tag('p'); } else { $content = ''; if ($config->lti_ltiversion === LTI_VERSION_1P3) { $content = lti_initiate_login($cm->course, $id, $lti, $config); } // Request the launch content with an iframe tag. echo '<iframe id="contentframe" height="600px" width="100%" src="launch.php?id=' . $cm->id . "&triggerview=0\" webkitallowfullscreen mozallowfullscreen allowfullscreen>{$content}</iframe>"; // Output script to make the iframe tag be as large as possible. $resize = ' <script type="text/javascript"> //<![CDATA[ YUI().use("node", "event", function(Y) { var doc = Y.one("body"); var frame = Y.one("#contentframe"); var padding = 15; //The bottom of the iframe wasn\'t visible on some themes. Probably because of border widths, etc. var lastHeight; var resize = function(e) { var viewportHeight = doc.get("winHeight"); if(lastHeight !== Math.min(doc.get("docHeight"), viewportHeight)){ frame.setStyle("height", viewportHeight - frame.getY() - padding + "px"); lastHeight = Math.min(doc.get("docHeight"), doc.get("winHeight")); } }; resize(); Y.on("windowresize", resize); }); //]] </script> '; echo $resize; } // Finish the page. echo $OUTPUT->footer();