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Server:

Apache

System:

Linux 5.14.0-427.33.1.el9_4.x86_64

PHP Version:

7.4.33

User:

infinio

Directory:

/home/infinio/public_html/moodle/mod/scorm

Free Space:

54.46 GB

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✏️ Editing: loadSCO.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/>.

require_once('../../config.php');
require_once($CFG->dirroot.'/mod/scorm/locallib.php');

$id    = optional_param('id', '', PARAM_INT);    // Course Module ID, or
$a     = optional_param('a', '', PARAM_INT);     // scorm ID
$scoid = required_param('scoid', PARAM_INT);     // sco ID.

$delayseconds = 2;  // Delay time before sco launch, used to give time to browser to define API.

if (!empty($id)) {
    if (! $cm = get_coursemodule_from_id('scorm', $id)) {
        throw new \moodle_exception('invalidcoursemodule');
    }
    if (! $course = $DB->get_record('course', array('id' => $cm->course))) {
        throw new \moodle_exception('coursemisconf');
    }
    if (! $scorm = $DB->get_record('scorm', array('id' => $cm->instance))) {
        throw new \moodle_exception('invalidcoursemodule');
    }
} else if (!empty($a)) {
    if (! $scorm = $DB->get_record('scorm', array('id' => $a))) {
        throw new \moodle_exception('coursemisconf');
    }
    if (! $course = $DB->get_record('course', array('id' => $scorm->course))) {
        throw new \moodle_exception('coursemisconf');
    }
    if (! $cm = get_coursemodule_from_instance('scorm', $scorm->id, $course->id)) {
        throw new \moodle_exception('invalidcoursemodule');
    }
} else {
    throw new \moodle_exception('missingparameter');
}

$PAGE->set_url('/mod/scorm/loadSCO.php', array('scoid' => $scoid, 'id' => $cm->id));

if (!isloggedin()) { // Prevent login page from being shown in iframe.
    // Using simple html instead of exceptions here as shown inside iframe/object.
    echo html_writer::start_tag('html');
    echo html_writer::tag('head', '');
    echo html_writer::tag('body', get_string('loggedinnot'));
    echo html_writer::end_tag('html');
    exit;
}

require_login($course, false, $cm, false); // Call require_login anyway to set up globals correctly.

// Check if SCORM is available.
scorm_require_available($scorm);

$context = context_module::instance($cm->id);

// Forge SCO URL.
list($sco, $scolaunchurl) = scorm_get_sco_and_launch_url($scorm, $scoid, $context);

if ($sco->scormtype == 'asset') {
    $attempt = scorm_get_last_attempt($scorm->id, $USER->id);
    $element = (scorm_version_check($scorm->version, SCORM_13)) ? 'cmi.completion_status' : 'cmi.core.lesson_status';
    $value = 'completed';
    scorm_insert_track($USER->id, $scorm->id, $sco->id, $attempt, $element, $value);
}

// Trigger the SCO launched event.
scorm_launch_sco($scorm, $sco, $cm, $context, $scolaunchurl);

header('Content-Type: text/html; charset=UTF-8');

if ($sco->scormtype == 'asset') {
    // HTTP 302 Found => Moved Temporarily.
    header('Location: ' . $scolaunchurl);
    // Provide a short feedback in case of slow network connection.
    echo html_writer::start_tag('html');
    echo html_writer::tag('body', html_writer::tag('p', get_string('activitypleasewait', 'scorm')));
    echo html_writer::end_tag('html');
    exit;
}

// We expect a SCO: select which API are we looking for.
$lmsapi = (scorm_version_check($scorm->version, SCORM_12) || empty($scorm->version)) ? 'API' : 'API_1484_11';

echo html_writer::start_tag('html');
echo html_writer::start_tag('head');
echo html_writer::tag('title', 'LoadSCO');
?>
    <script type="text/javascript">
    //<![CDATA[
    var myApiHandle = null;
    var myFindAPITries = 0;

function myGetAPIHandle() {
       myFindAPITries = 0;
       if (myApiHandle == null) {
          myApiHandle = myGetAPI();
       }
       return myApiHandle;
    }

// hun for the API - needs to be loaded before we can launch the package
    function myGetAPI() {
       var theAPI = myFindAPI(window);
       if ((theAPI == null) && (window.opener != null) && (typeof(window.opener) != "undefined")) {
          theAPI = myFindAPI(window.opener);
       }
       if (theAPI == null) {
          return null;
       }
       return theAPI;
    }

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