Bad request exception

Author: gillesdemey

routes/routes.js

@@ -1,6 +1,7 @@
 'use strict';
 
 var express   = require('express'),
+    _         = require('lodash-node'),
     async     = require('async'),
     db        = require('../db/stations'),
     request   = require('request'),
@@ -13,6 +14,9 @@ var express   = require('express'),
 /* GET status */
 router.get('/', function(req, res, next) {
 
+  if (_.isEmpty(req.query.from) || _.isEmpty(req.query.to))
+    return res.json(400, new ex.BadRequestException('Please provide a valid destination and arrival station'));
+
   var searchType = 1;
   var dateTime   = datetime.toCET().format('YYYY-MM-DD HH:mm:ss');
 

utils/error.js

@@ -12,6 +12,10 @@ exports.StationNotFoundException = function(name) {
   return new exports.Exception('Could not find station: ' + name, 'StationNotFoundException', 404);
 };
 
+exports.BadRequestException = function(msg) {
+  return new exports.Exception(msg, 'BadRequestException', 400);
+};
+
 exports.Exception = function(msg, type, code) {
   return {
     'error' : {