$uid, $course_id, $_SERVER['REMOTE_ADDR']);
// opencourses hits sumation
$visitsopencourses = 0;
$hitsopencourses = 0;
if (get_config('opencourses_enable')) {
$cxml = CourseXMLElement::initFromFile($course_code);
$reslastupdate = Database::get()->querySingle("select datestamp from oai_record where course_id = ?d and deleted = ?d", $course_id, 0);
$lastupdate = null;
if ($reslastupdate) {
$lastupdate = strtotime($reslastupdate->datestamp);
}
if ($cxml && $lastupdate && (time() - $lastupdate > 24 * 60 * 60)) {
// need to refresh hits when no update occurred during the last 24 hours
CourseXMLElement::refreshCourse($course_id, $course_code);
$cxml = CourseXMLElement::initFromFile($course_code);
}
$visitsopencourses = ($cxml && $cxml->visits) ? intval((string) $cxml->visits) : 0;
$hitsopencourses = ($cxml && $cxml->hits) ? intval((string) $cxml->hits) : 0;
}
$action = new action();
$action->record(MODULE_ID_UNITS);
if (isset($_GET['from_search'])) { // if we come from home page search
header("Location: {$urlServer}modules/search/search_incourse.php?all=true&search_terms=$_GET[from_search]");
}
$course_info = Database::get()->querySingle("SELECT keywords, visible, prof_names, public_code, course_license, finish_date,
view_type, start_date, finish_date, description, home_layout, course_image
FROM course WHERE id = ?d", $course_id);
