function scorm_get_adlnav_json($scoes, &$adlnav = array(), $parentscoid = null)
{
if (is_object($scoes)) {
$sco = $scoes;
if (isset($sco->url)) {
$adlnav[$sco->id]['identifier'] = $sco->identifier;
$adlnav[$sco->id]['launch'] = $sco->launch;
$adlnav[$sco->id]['title'] = $sco->title;
$adlnav[$sco->id]['url'] = $sco->url;
$adlnav[$sco->id]['parent'] = $sco->parent;
if (isset($sco->choice)) {
$adlnav[$sco->id]['choice'] = $sco->choice;
}
if (isset($sco->flow)) {
$adlnav[$sco->id]['flow'] = $sco->flow;
} else {
if (isset($parentscoid) && isset($adlnav[$parentscoid]['flow'])) {
$adlnav[$sco->id]['flow'] = $adlnav[$parentscoid]['flow'];
}
}
if (isset($sco->isvisible)) {
$adlnav[$sco->id]['isvisible'] = $sco->isvisible;
}
if (isset($sco->parameters)) {
$adlnav[$sco->id]['parameters'] = $sco->parameters;
}
if (isset($sco->hidecontinue)) {
$adlnav[$sco->id]['hidecontinue'] = $sco->hidecontinue;
}
if (isset($sco->hideprevious)) {
$adlnav[$sco->id]['hideprevious'] = $sco->hideprevious;
}
if (isset($sco->hidesuspendall)) {
$adlnav[$sco->id]['hidesuspendall'] = $sco->hidesuspendall;
}
if (!empty($parentscoid)) {
$adlnav[$sco->id]['parentscoid'] = $parentscoid;
}
if (isset($adlnav['prevscoid'])) {
$adlnav[$sco->id]['prevscoid'] = $adlnav['prevscoid'];
$adlnav[$adlnav['prevscoid']]['nextscoid'] = $sco->id;
if (isset($adlnav['prevparent']) && $adlnav['prevparent'] == $sco->parent) {
$adlnav[$sco->id]['prevsibling'] = $adlnav['prevscoid'];
$adlnav[$adlnav['prevscoid']]['nextsibling'] = $sco->id;
}
}
$adlnav['prevscoid'] = $sco->id;
$adlnav['prevparent'] = $sco->parent;
}
if (isset($sco->children)) {
foreach ($sco->children as $children) {
scorm_get_adlnav_json($children, $adlnav, $sco->id);
}
}
} else {
foreach ($scoes as $sco) {
scorm_get_adlnav_json($sco, $adlnav);
}
unset($adlnav['prevscoid']);
unset($adlnav['prevparent']);
}
return json_encode($adlnav);
}
if (!$name) {
$name = 'DefaultPlayerWindow';
}
$name = 'scorm_' . $name;
echo html_writer::script('', $CFG->wwwroot . '/mod/scorm/player.js');
$url = new moodle_url($PAGE->url, array('scoid' => $sco->id, 'display' => 'popup', 'mode' => $mode));
echo html_writer::script(js_writer::function_call('scorm_openpopup', array($url->out(false), $name, $scorm->options, $scorm->width, $scorm->height)));
echo html_writer::tag('noscript', html_writer::tag('iframe', '', array('id' => 'main', 'class' => 'scoframe', 'name' => 'main', 'src' => 'loadSCO.php?id=' . $cm->id . $scoidstr . $modestr)));
}
} else {
echo $OUTPUT->box(get_string('noprerequisites', 'scorm'));
}
echo html_writer::end_div();
// Scorm page ends.
$scoes = scorm_get_toc_object($USER, $scorm, $currentorg, $sco->id, $mode, $attempt);
$adlnav = scorm_get_adlnav_json($scoes['scoes']);
if (empty($scorm->popup) || $displaymode == 'popup') {
if (!isset($result->toctitle)) {
$result->toctitle = get_string('toc', 'scorm');
}
$jsmodule = array('name' => 'mod_scorm', 'fullpath' => '/mod/scorm/module.js', 'requires' => array('json'));
$scorm->nav = intval($scorm->nav);
$PAGE->requires->js_init_call('M.mod_scorm.init', array($scorm->nav, $scorm->navpositionleft, $scorm->navpositiontop, $scorm->hidetoc, $collapsetocwinsize, $result->toctitle, $name, $sco->id, $adlnav), false, $jsmodule);
}
if (!empty($forcejs)) {
echo $OUTPUT->box(get_string("forcejavascriptmessage", "scorm"), "generalbox boxaligncenter forcejavascriptmessage");
}
if (file_exists($CFG->dirroot . '/mod/scorm/datamodels/' . $scorm->version . '.php')) {
include_once $CFG->dirroot . '/mod/scorm/datamodels/' . $scorm->version . '.php';
} else {
include_once $CFG->dirroot . '/mod/scorm/datamodels/scorm_12.php';
