public function __construct($studentId, $identityId, $gradeId, $schoolId)
{
$this->studentId = $studentId;
$this->identity = Identity::findById($identityId);
$this->school = School::findById($schoolId);
$this->grade = Grade::findById($gradeId);
}
public function getValues()
{
return array('id' => $this->id, 'teacher' => Teacher::findById($this->teacher_id)->getValues(), 'schoolId' => $this->school_id, 'grade' => Grade::findById($this->grade_id)->getValues(), 'name' => $this->name);
}