public function delete()
{
$this->output->set_content_type('application/json');
$url = $this->uri->ruri_to_assoc(3);
$task_set_id = isset($url['task_set_id']) ? intval($url['task_set_id']) : 0;
if ($task_set_id !== 0) {
$this->_transaction_isolation();
$this->db->trans_begin();
$task_set = new Task_set();
$task_set->get_by_id($task_set_id);
$task_set_permissions = $task_set->task_set_permission->get();
$task_set_permissions->delete_all();
$task_set->delete();
$this->lang->delete_overlays('task_sets', intval($task_set_id));
if ($this->db->trans_status()) {
$this->db->trans_commit();
$this->output->set_output(json_encode(TRUE));
$this->_action_success();
} else {
$this->db->trans_rollback();
$this->output->set_output(json_encode(FALSE));
}
} else {
$this->output->set_output(json_encode(FALSE));
}
}
