Refactors routers

src/Routers/FunctionsRouter.js

@@ -0,0 +1,55 @@
+// functions.js
+
+var express = require('express'),
+    Parse = require('parse/node').Parse;
+
+import PromiseRouter from '../PromiseRouter';
+
+export class FunctionsRouter extends PromiseRouter {
+  
+  mountRoutes() {
+    this.route('POST', '/functions/:functionName', FunctionsRouter.handleCloudFunction);
+  }
+  
+  static createResponseObject(resolve, reject) {
+    return {
+      success: function(result) {
+        resolve({
+          response: {
+            result: Parse._encode(result)
+          }
+        });
+      },
+      error: function(error) {
+        reject(new Parse.Error(Parse.Error.SCRIPT_FAILED, error));
+      }
+    }
+  }
+  
+  static handleCloudFunction(req) {
+    if (Parse.Cloud.Functions[req.params.functionName]) {
+
+      var request = {
+        params: Object.assign({}, req.body, req.query),
+        master: req.auth && req.auth.isMaster,
+        user: req.auth && req.auth.user,
+        installationId: req.info.installationId
+      };
+
+      if (Parse.Cloud.Validators[req.params.functionName]) {
+        var result = Parse.Cloud.Validators[req.params.functionName](request);
+        if (!result) {
+          throw new Parse.Error(Parse.Error.SCRIPT_FAILED, 'Validation failed.');
+        }
+      }
+
+      return new Promise(function (resolve, reject) {
+        var response = FunctionsRouter.createResponseObject(resolve, reject);
+        Parse.Cloud.Functions[req.params.functionName](request, response);
+      });
+    } else {
+      throw new Parse.Error(Parse.Error.SCRIPT_FAILED, 'Invalid function.');
+    }
+  }
+}
+