优化途牛数据

application/third_party/tuniu/controllers/tuniu_train.php

@@ -62,15 +62,24 @@ class Tuniu_train extends CI_Controller{
 					}';		
 			$back_data = post_tuniu($url,$post_data,$method = 'POST');
 			
+			//print_r(json_decode($back_data));die();
+			
 			//如果数据为空则调用缓存,有数据则进行数据存储
 			if(empty($back_data)){
 				log_message('error','tuniutrain 接口未响应|数据源:'.$fromStation.'|'.$toStation.'|'.$date);
+				if($differ <= 5){
+					$back_data = null;
+				}else{
 					$trainCache = $this->tuniuprice_model->get_train_cache($fromStation,$toStation);
 					$back_data = $trainCache->tpc_content;
 					$isCache = true;
+				}
 			}else{
 				if(empty(json_decode($back_data)->data)){
 					$error = json_decode($back_data);
+					if($error->returnCode == '201'){
+						$back_data = null;
+					}else{
 						$trainCache = $this->tuniuprice_model->get_train_cache($fromStation,$toStation);
 						if(!empty($trainCache)){
 							$back_data = $trainCache->tpc_content;
@@ -80,7 +89,7 @@ class Tuniu_train extends CI_Controller{
 							$back_data = null;
 							log_message('error','tuniutrain 缓存为空|'.$fromStation.'|'.$toStation.'|'.$date);
 						}
-					
+					}
 				}else{
 					$this->tuniuprice_model->addOrUpdate($fromStation,$toStation,$back_data);
 				}