function trainingDelete() { $course_id = intval(Convert::raw2sql(@$_GET['course_id'])); if ($course_id > 0) { $course = $this->course_repository->getBydId($course_id); $training = $course->training(); if (!Member::currentUser()->canEditTraining($training->getIdentifier())) { die; } $this->course_manager->unRegister($course_id); } $this->redirect('training'); }