/**
* Fetches Class in which a student Studied the given Subject.
* A student may have studied a Subject more than Once but in Different classes. Ex - Detained Student.
* @param int $subject_id
* @return array|false (if a student never studied the subject -false- is returned,
* else an Array containing Ids of all Classes in which a Student studied the Subject is returned)
*/
public function fetchSubjectClass($subject_id)
{
$member_id = $this->getMember_id(true);
$student_subject_object = new Acad_Model_StudentSubject();
$student_subject_object->setMember_id($member_id);
$student_subject_object->setSubject_id($subject_id);
return $student_subject_object->fetchClassIds();
}
