优化接口的容错机制

application/third_party/train/controllers/search.php

@@ -10,7 +10,10 @@ class search extends CI_Controller{
 	}
 	
 	//查询聚合余票接口，对返回的数据进行处理
-	public function index($train_date,$fromStation,$toStation){
+	public function index($train_date=null,$fromStation=null,$toStation=null){
+		if(!$train_date || !$fromStation || !$toStation){
+			exit('传参错误！');
+		}else{
 			$url = 'http://op.juhe.cn/trainTickets/ticketsAvailable?key='.JUHE_TRAIN_API_KEY.'&train_date='.$train_date.'&from_station='.$fromStation.'&to_station='.$toStation;
 		$back_data = $this->get_http($url);
 		//print_r(json_decode($back_data));
@@ -101,6 +104,7 @@ class search extends CI_Controller{
 		$return_data->data->map = (object)$obj;
 		print_r(json_encode($return_data));
 		}
+	}
 	
 	//获取价格
 	/*
@@ -108,7 +112,10 @@ class search extends CI_Controller{
 	toStationCode:终点站三字码
 	trainCode:车次号
 	*/
-	public function get_price($fromStationCode,$toStationCode,$trainCode){
+	public function get_price($fromStationCode=null,$toStationCode=null,$trainCode=null){
+		if(!$fromStationCode || !$toStationCode || !$trainCode){
+			exit('传参错误！');
+		}else{
 			$return_data = $this->BIZ_train_model->get_price($fromStationCode,$toStationCode,$trainCode);
 			if(!empty($return_data)){
 				print_r(json_decode($return_data->TPL_Price));
@@ -116,6 +123,7 @@ class search extends CI_Controller{
 				print_r('没有数据返回');
 			}
 		}
+	}
 	
 	//余票转换
 	function ticket_exchange($num){

application/third_party/tuniu/controllers/tuniu_train.php

@@ -35,7 +35,10 @@ class Tuniu_train extends CI_Controller{
 	}
 	
 	//获取余票
-    public function search($date,$fromStation,$toStation){
+    public function search($date=null,$fromStation=null,$toStation=null){
+		if(!$date || !$fromStation || !$toStation){
+			exit('传参错误！');
+		}else{
 			$sign = $this->create_sign();
 		$url = TUNIU_URL.'/train/search';
 		$time = date('Y-m-d H:i:s',time());
@@ -136,6 +139,7 @@ class Tuniu_train extends CI_Controller{
 		$return_data->data->map = (object)$obj;
 		print_r(json_encode($return_data));
 		}
+    }
 	
 	//获取价格
 	/*
@@ -143,10 +147,14 @@ class Tuniu_train extends CI_Controller{
 	toStationCode:终点站三字码
 	trainCode:车次
 	*/
-	public function get_price($fromStationCode,$toStationCode,$trainCode){
+	public function get_price($fromStationCode=null,$toStationCode=null,$trainCode=null){
+		if(!$fromStationCode || !$toStationCode || !$trainCode){
+			exit('传参错误！');
+		}else{
 			$return_data = $this->tuniuprice_model->get_price($fromStationCode,$toStationCode,$trainCode);
 			print_r(json_decode($return_data->TPL_Price));
 		}
+	}
 	
 	//占座下单
 	public function book_ticket(){
@@ -282,6 +290,21 @@ class Tuniu_train extends CI_Controller{
 		print_r($back_data);		
 	}
 	
+	//车站三字码查询
+	public function telecodeQuery(){
+		$sign = $this->create_sign();
+		$url = TUNIU_URL.'/train/telecodeQuery';
+		$time = date('Y-m-d H:i:s',time());
+		$post_data = '{ 
+				"apiKey": "'.TUNIU_KEY.'", 
+				"sign": "'.$sign.'", 
+				"timestamp": "'.$time.'", 
+				"data": null
+				}';
+		$back_data = post_tuniu($url,$post_data,$method = 'POST');
+		print_r($back_data);		
+	}
+	
 	//身份验证
 	public function validate(){
 		//$name = $this->input->post('name');