diff --git a/application/third_party/train/controllers/search.php b/application/third_party/train/controllers/search.php
index 95d25d3b..f64b25bc 100644
--- a/application/third_party/train/controllers/search.php
+++ b/application/third_party/train/controllers/search.php
@@ -13,117 +13,127 @@ class search extends CI_Controller{
 	public function index($train_date=null,$fromStation=null,$toStation=null){
 		set_time_limit(0); 
 		if(!$train_date || !$fromStation || !$toStation){
-			exit('传参错误！');
+			exit('传参不能为空！');
 		}else{
+			if(strlen($fromStation) != 3){
+				exit('fromStation:参数错误！');
+			}
+			if(strlen($toStation) != 3){
+				exit('toStation:参数错误！');
+			}
+			$this->train_date = $train_date;
 			//$url = 'http://op.juhe.cn/trainTickets/ticketsAvailable?key='.JUHE_TRAIN_API_KEY.'&train_date='.$train_date.'&from_station='.$fromStation.'&to_station='.$toStation;
 			$url = 'http://139.129.246.118:12309/trainTickets/ticketsAvailable?key='.JUHE_TRAIN_API_KEY.'&train_date='.$train_date.'&from_station='.$fromStation.'&to_station='.$toStation;
-		$back_data = $this->get_http($url);
-		$reason = json_decode($back_data)->reason;
-		$return_data = new stdClass();
-		$cache = 'no';
-		if(empty(json_decode($back_data)->result)){
-			log_message('error','juhetrain:'.$url.' '.$back_data);
-			$obj = $this->BIZ_train_model->get_train_info($fromStation,$toStation);
+			$back_data = $this->get_http($url);
+			$firstdata = $back_data;
+			$reason = json_decode($back_data)->reason;
+			$return_data = new stdClass();
+			$cache = 'no';
+			if(empty(json_decode($back_data)->result)){
+				$obj = $this->BIZ_train_model->get_train_info($fromStation,$toStation);
 			if($obj){
 				$back_data = $obj->tpc_content;
 				$cache = 'yes';
-				log_message('error','Sn:'.$obj->tpc_sn.'|time:'.$obj->tpc_datetime);
-			}	
-		}else{
-			$this->BIZ_train_model->addOrUpdate($fromStation,$toStation,$back_data);
-		}
-		$return_data->httpstatus = 200;
-		$return_data->reason = $reason;
-		$return_data->cache = $cache;
-		$return_data->data = new stdClass();
-		$return_data->data->result = array();
-		$return_data->data->map = new stdClass();
-		$obj = array();
-		$i = 0;
-		$pricestr = '';
-		if(!empty(json_decode($back_data)->result->list)){
-			foreach (json_decode($back_data)->result->list as $value){
-				$obj[$value->from_station_code] = $value->from_station_name;
-				$obj[$value->to_station_code] = $value->to_station_name;
-				$seat_type = '';
-				if(isset($value->gjrw_price)){
-					if($value->gjrw_price > 0){
-						$gjrwPrice = $value->gjrw_price * 10;
-						$seat_type .= '"6":"'.$gjrwPrice.'","A6":"¥'.$value->gjrw_price.'",'; 
+				$this->cache = true;
+				log_message('error','查询为空的链接:'.$url.'|出错的原因:'.$firstdata.'|调用缓存号：'.$obj->tpc_sn.'|缓存生成的时间:'.$obj->tpc_datetime);
+				}else{
+					log_message('error','查询为空的链接:'.$url.'|出错的原因:'.$firstdata.'|缓存为空');
+				}	
+			}else{
+				$this->BIZ_train_model->addOrUpdate($fromStation,$toStation,$back_data);
+			}
+			$return_data->httpstatus = 200;
+			$return_data->reason = $reason;
+			$return_data->cache = $cache;
+			$return_data->data = new stdClass();
+			$return_data->data->result = array();
+			$return_data->data->map = new stdClass();
+			$obj = array();
+			$i = 0;
+			$pricestr = '';
+			if(!empty(json_decode($back_data)->result->list)){
+				foreach (json_decode($back_data)->result->list as $value){
+					$obj[$value->from_station_code] = $value->from_station_name;
+					$obj[$value->to_station_code] = $value->to_station_name;
+					$seat_type = '';
+					if(isset($value->gjrw_price)){
+						if($value->gjrw_price > 0){
+							$gjrwPrice = $value->gjrw_price * 10;
+							$seat_type .= '"6":"'.$gjrwPrice.'","A6":"¥'.$value->gjrw_price.'",'; 
+						}
 					}
-				}
-				if(isset($value->qtxb_price)){
-					if($value->qtxb_price > 0){
-						$seat_type .= '"H":"¥'.$value->qtxb_price.'",';
+					if(isset($value->qtxb_price)){
+						if($value->qtxb_price > 0){
+							$seat_type .= '"H":"¥'.$value->qtxb_price.'",';
+						}
 					}
-				}
-				if(isset($value->rw_price)){
-					if($value->rw_price > 0){
-						$rwPrice = $value->rw_price * 10;
-						$seat_type .= '"4":"'.$rwPrice.'","A4":"¥'.$value->rw_price.'",'; 
+					if(isset($value->rw_price)){
+						if($value->rw_price > 0){
+							$rwPrice = $value->rw_price * 10;
+							$seat_type .= '"4":"'.$rwPrice.'","A4":"¥'.$value->rw_price.'",'; 
+						}
 					}
-				}
-				if(isset($value->rz_price)){
-					if($value->rz_price > 0){
-						$rzPrice = $value->rz_price * 10;
-						$seat_type .= '"2":"'.$rzPrice.'","A2":"¥'.$value->rz_price.'",'; 
+					if(isset($value->rz_price)){
+						if($value->rz_price > 0){
+							$rzPrice = $value->rz_price * 10;
+							$seat_type .= '"2":"'.$rzPrice.'","A2":"¥'.$value->rz_price.'",'; 
+						}
 					}
-				}
-				if(isset($value->tdz_price)){
-					if($value->tdz_price > 0){
-						$seat_type .= '"P":"¥'.$value->tdz_price.'",';
+					if(isset($value->tdz_price)){
+						if($value->tdz_price > 0){
+							$seat_type .= '"P":"¥'.$value->tdz_price.'",';
+						}
 					}
-				}
-				if(isset($value->wz_price)){
-					if($value->wz_price > 0){
-						$wzPrice = $value->wz_price * 10;
-						$seat_type .= '"WZ":"¥'.$value->wz_price.'",'; 
+					if(isset($value->wz_price)){
+						if($value->wz_price > 0){
+							$wzPrice = $value->wz_price * 10;
+							$seat_type .= '"WZ":"¥'.$value->wz_price.'",'; 
+						}
 					}
-				}
-				if(isset($value->yw_price)){
-					if($value->yw_price > 0){
-						$ywPrice = $value->yw_price * 10;
-						$seat_type .= '"3":"'.$ywPrice.'","A3":"¥'.$value->yw_price.'",'; 
+					if(isset($value->yw_price)){
+						if($value->yw_price > 0){
+							$ywPrice = $value->yw_price * 10;
+							$seat_type .= '"3":"'.$ywPrice.'","A3":"¥'.$value->yw_price.'",'; 
+						}
 					}
-				}
-				if(isset($value->yz_price)){
-					if($value->yz_price > 0){
-						$yzPrice = $value->yz_price * 10;
-						$seat_type .= '"1":"'.$yzPrice.'","A1":"¥'.$value->yz_price.'",'; 
+					if(isset($value->yz_price)){
+						if($value->yz_price > 0){
+							$yzPrice = $value->yz_price * 10;
+							$seat_type .= '"1":"'.$yzPrice.'","A1":"¥'.$value->yz_price.'",'; 
+						}
 					}
-				}
-				if(isset($value->edz_price)){
-					if($value->edz_price > 0){
-						$seat_type .= '"O":"¥'.$value->edz_price.'",'; 
+					if(isset($value->edz_price)){
+						if($value->edz_price > 0){
+							$seat_type .= '"O":"¥'.$value->edz_price.'",'; 
+						}
 					}
-				}
-				if(isset($value->ydz_price)){
-					if($value->ydz_price > 0){
-						$seat_type .= '"M":"¥'.$value->ydz_price.'",'; 
+					if(isset($value->ydz_price)){
+						if($value->ydz_price > 0){
+							$seat_type .= '"M":"¥'.$value->ydz_price.'",'; 
+						}
 					}
-				}
-				if(isset($value->swz_price)){
-					if($value->swz_price > 0){
-						$swzPrice = $value->swz_price * 10;
-						$seat_type .= '"9":"'.$swzPrice.'","A9":"¥'.$value->swz_price.'",'; 
+					if(isset($value->swz_price)){
+						if($value->swz_price > 0){
+							$swzPrice = $value->swz_price * 10;
+							$seat_type .= '"9":"'.$swzPrice.'","A9":"¥'.$value->swz_price.'",'; 
+						}
 					}
-				}
-				if(isset($value->dw_price)){
-					if($value->dw_price > 0){
-						$seat_type .= '"F":"¥'.$value->dw_price.'",'; 
+					if(isset($value->dw_price)){
+						if($value->dw_price > 0){
+							$seat_type .= '"F":"¥'.$value->dw_price.'",'; 
+						}
 					}
+					$pricestr = $seat_type.'"train_no":'.'"'.$value->train_no.'"';
+					//余票字符串
+					$return_data->data->result[$i] = '|预定|'.$value->train_no.'|'.$value->train_code.'|'.$value->from_station_name.'|'.$value->to_station_name.'|'.$value->from_station_code.'|'.$value->to_station_code.'|'.$value->start_time.'|'.$value->arrive_time.'|'.$value->run_time.'|'.$value->can_buy_now.'||'.$value->train_start_date.'||||||||'.$this->ticket_exchange($value->gjrw_num).'|'.$this->ticket_exchange($value->qtxb_num).'|'.$this->ticket_exchange($value->rw_num).'|'.$this->ticket_exchange($value->rz_num).'|'.$this->ticket_exchange($value->tdz_num).'|'.$this->ticket_exchange($value->wz_num).'||'.$this->ticket_exchange($value->yw_num).'|'.$this->ticket_exchange($value->yz_num).'|'.$this->ticket_exchange($value->edz_num).'|'.$this->ticket_exchange($value->ydz_num).'|'.$this->ticket_exchange($value->swz_num).'|'.$this->ticket_exchange($value->dw_num).'||';
+					$data = '{"validateMessagesShowId":"_validatorMessage","status":true,"httpstatus":200,"data":{'.$pricestr.'},"messages":[],"validateMessages":{}}';
+					$return_data->data->price[$i] = $data;
+					$i++;
 				}
-				$pricestr = $seat_type.'"train_no":'.'"'.$value->train_no.'"';
-				//余票字符串
-				$return_data->data->result[$i] = '|预定|'.$value->train_no.'|'.$value->train_code.'|'.$value->from_station_name.'|'.$value->to_station_name.'|'.$value->from_station_code.'|'.$value->to_station_code.'|'.$value->start_time.'|'.$value->arrive_time.'|'.$value->run_time.'|'.$value->can_buy_now.'||'.$value->train_start_date.'||||||||'.$this->ticket_exchange($value->gjrw_num).'|'.$this->ticket_exchange($value->qtxb_num).'|'.$this->ticket_exchange($value->rw_num).'|'.$this->ticket_exchange($value->rz_num).'|'.$this->ticket_exchange($value->tdz_num).'|'.$this->ticket_exchange($value->wz_num).'||'.$this->ticket_exchange($value->yw_num).'|'.$this->ticket_exchange($value->yz_num).'|'.$this->ticket_exchange($value->edz_num).'|'.$this->ticket_exchange($value->ydz_num).'|'.$this->ticket_exchange($value->swz_num).'|'.$this->ticket_exchange($value->dw_num).'||';
-				$data = '{"validateMessagesShowId":"_validatorMessage","status":true,"httpstatus":200,"data":{'.$pricestr.'},"messages":[],"validateMessages":{}}';
-				$return_data->data->price[$i] = $data;
-				$i++;
 			}
-		}
-		$return_data->data->map = (object)$obj;
-		print_r(json_encode($return_data));
-		}
+				$return_data->data->map = (object)$obj;
+				print_r(json_encode($return_data));
+			}
 	}
 	
 	//获取价格
@@ -147,19 +157,29 @@ class search extends CI_Controller{
 	
 	//余票转换
 	function ticket_exchange($num){
-		if(is_numeric($num)){
-			if($num == 0){
-				return '无';
-			}elseif($num >= 99){
+		if(isset($this->cache)){
+			$time = strtotime($this->train_date) - time();
+			$day = $time / 86400;
+			if($day > 15){
 				return '有';
 			}else{
 				return $num;
 			}
 		}else{
-			if($num == '--'){
-				return '';
-			}
-		}	
+			if(is_numeric($num)){
+				if($num == 0){
+					return '无';
+				}elseif($num >= 99){
+					return '有';
+				}else{
+					return $num;
+				}
+			}else{
+				if($num == '--'){
+					return '';
+				}
+			}	
+		}
 	}
 	
 	//发送请求