修改火车缓存调用机制，30天内的查询出错，不使用缓存

application/third_party/train/controllers/search.php

@@ -85,6 +85,7 @@ class search extends CI_Controller{
 			$this->BIZ_train_model->addOrUpdate($fromStation,$toStation,$search_return);
 			$operate_data = $search_return;
 		}else{
+			if($this->seveth == 'yes'){
 				$cache_train_info = $this->BIZ_train_model->get_train_info($fromStation,$toStation);
 				if(empty($cache_train_info)){
 					log_message('error','TRAIN 查询为空的链接:'.$this->url.'|出错的原因:'.$this->reason.'|缓存为空');
@@ -103,6 +104,9 @@ class search extends CI_Controller{
 						log_message('error','TRAIN 查询为空的链接:'.$this->url.'|出错的原因:'.$this->reason.'|调用缓存号：'.$cache_train_info->tpc_sn.'|缓存生成的时间:'.$cache_train_info->tpc_datetime);
 					}
 				}
+			}else{
+				$operate_data = NULL;
+			}
 		}
 		return $operate_data;
 	}