private function _getsVisibleCourses($order, $pageNo, $pageSize)
{
$course = TCVM_Product_CoreFactory::Factory(self::TYPE_COURSES);
$conditions = array();
$conditions['visible'] = intval(true);
return $course->gets($conditions, $order, $pageNo, $pageSize);
}
/**
* @return TCVM_Product_CoreAbstract
*/
public static function Factory($type)
{
switch ($type) {
case TCVM_Product_Imple::TYPE_COURSES:
if (!self::$_coursesInstance) {
self::$_coursesInstance = new TCVM_Product_Courses_Imple();
}
return self::$_coursesInstance;
break;
default:
throw new Exception("no such product type {$type}");
break;
}
}
