public static function receiver($output)
 {
     foreach ($output as $line) {
         Yii::info('$line: ' . $line, 'task-receiver');
     }
     $return = Task::sscanfOutput($output);
     if ($return) {
         Yii::info('sscanfOutput, return', 'task-receiver');
         $from = 0;
         $to = 0;
         $action = 0;
         $message = '';
         list($from, $to, $action, $message) = $return;
         Yii::info('$message: ' . $message, 'task-receiver');
         $modelTask = new Task();
         $modelTask->from_device_id = $from;
         $modelTask->to_device_id = $to;
         $modelTask->action_id = $action;
         $modelTask->data = $message;
         if (!$modelTask->insert()) {
             print_r($modelTask->errors);
             Yii::error($modelTask->errors, 'task-receiver');
             Yii::error('return 0 (false)', 'task-receiver');
             return 0;
         }
         Yii::info('return 1 (true)', 'task-receiver');
         return 1;
     }
     Yii::info('sscanfOutput, !return', 'task-receiver');
     Yii::error('return 0 (false)', 'task-receiver');
     return 0;
 }