search travels by from.name and to.name

controllers/searchController.js

@@ -29,8 +29,8 @@ exports.searchByString = function (req, res) {
             if (err) return res.send(500, err.message);
             travelModel.find({
                 $or:[
-                    {from: new RegExp(req.params.searchstring, "i")},
-                    {to: new RegExp(req.params.searchstring, "i")},
+                    {'from.name': new RegExp(req.params.searchstring, "i")},
+                    {'to.name': new RegExp(req.params.searchstring, "i")},
                     {title: new RegExp(req.params.searchstring, "i")}
                 ]
             })//perquè retorni tots els objectes que continguin l'string sense necessitat de que sigui exactament la mateixa string

models/travelModel.js

@@ -19,7 +19,7 @@ var travelSchema = new Schema({
         long: {type: Number},
         name: { type: String, required: true }
     },
-    date: { type: Date },
+    date: { type: Date, required: true },
     periodic: { type: Boolean },
     generateddate: { type: Date },
     seats: { type: Number, required: true },