/**
  * Show and process reorder task form
  *
  * @param void
  * @return null
  */
 function reorder()
 {
     $this->wireframe->print_button = false;
     if (!instance_of($this->active_task_parent, 'ProjectObject')) {
         $this->httpError(HTTP_ERR_NOT_FOUND);
     }
     // if
     if (!$this->active_task_parent->canSubtask($this->logged_user)) {
         $this->httpError(HTTP_ERR_FORBIDDEN);
     }
     // if
     $order_data = $this->request->post('task');
     $ids = array_keys($order_data);
     if (is_foreachable($order_data)) {
         $x = 1;
         foreach ($order_data as $key => $value) {
             $order_data[$key] = $x;
             $x++;
         }
         // foreach
     }
     // if
     $tasks = Tasks::findByIds($ids, STATE_VISIBLE, $this->logged_user->getVisibility());
     if (is_foreachable($tasks)) {
         foreach ($tasks as $task) {
             $task->setParent($this->active_task_parent);
             $task->setProjectId($this->active_task_parent->getProjectId());
             $task->setVisibility($this->active_task_parent->getVisibility());
             $task->setPosition(array_var($order_data, $task->getId()));
             $task->save();
         }
         // foreach
     }
     // if
     $this->httpOk();
 }