public function executeGeneralInformation()
{
$this->current_school_year = SchoolYearPeer::retrieveCurrent();
$this->amount_sy_students = $this->current_school_year->countSchoolYearStudents();
$this->amount_teachers = TeacherPeer::doCount(new Criteria());
$this->amount_students = StudentPeer::doCount(new Criteria());
}
public function canAddTeacher()
{
$c = new Criteria();
$c->add(TeacherPeer::PERSON_ID, $this->getPersonId());
return TeacherPeer::doCount($c) == 0;
}
