protected function doSave($con = null)
{
$con = is_null($con) ? $this->getConnection() : $con;
$course = $this->getObject();
$from_course = CoursePeer::retrieveByPK($this->values['course_id']);
try {
$con->beginTransaction();
foreach ($from_course->getStudents() as $student) {
foreach ($course->getCourseSubjects() as $course_subject) {
$course_subject_student = new CourseSubjectStudent();
$course_subject_student->setCourseSubjectId($course_subject->getId());
$course_subject_student->setStudentId($student->getId());
$course_subject_student->save($con);
}
}
$con->commit();
} catch (Exception $e) {
throw $e;
$con->rollBack();
}
}
public function saveCourseSubjectStudentList($con = null)
{
if (!$this->isValid()) {
throw $this->getErrorSchema();
}
if (!isset($this->widgetSchema['course_subject_student_list'])) {
// somebody has unset this widget
return;
}
if (is_null($con)) {
$con = $this->getConnection();
}
$this->values = $this->getValue('course_subject_student_list');
foreach ($this->getObject()->getCourseSubjectStudents() as $course_subject_student) {
//if student has marks it can't be deleted from course
if (!in_array($course_subject_student->getStudentId(), $this->values)) {
if ($this->canDeleteCourseSubjectStudent($course_subject_student->getStudentId()) && $course_subject_student->countValidCourseSubjectStudentMarks() == 0) {
$course_subject_student->delete($con);
} else {
throw new Exception('El/Los alumno/s seleccionado/s poseen calificaciones cargadas que le/s impide/n ser borrado/s de este curso.');
}
}
}
$already_ids = array_map(create_function('$c', 'return $c->getStudentId();'), $this->getObject()->getCourseSubjectStudents());
$this->filterValues($already_ids);
if (is_array($this->values)) {
$con->beginTransaction();
try {
foreach ($this->values as $value) {
$course_subject_student = new CourseSubjectStudent();
$course_subject_student->setCourseSubject($this->getObject());
$course_subject_student->setStudentId($value);
$course_subject_student->save($con);
}
$con->commit();
} catch (Exception $e) {
$con->rollBack();
throw $e;
}
}
}