Add authenticate

- Create new controller authenticate with login root..
 - Update and manage error message socket io.
 - Create enum for environment variables

back/package.json

@@ -21,10 +21,12 @@
   "homepage": "https://github.com/thecodingmachine/workadventure#readme",
   "dependencies": {
     "@types/express": "^4.17.4",
+    "@types/http-status-codes": "^1.2.0",
     "@types/jsonwebtoken": "^8.3.8",
     "@types/socket.io": "^2.1.4",
     "body-parser": "^1.19.0",
     "express": "^4.17.1",
+    "http-status-codes": "^1.4.0",
     "jsonwebtoken": "^8.5.1",
     "socket.io": "^2.3.0",
     "ts-node-dev": "^1.0.0-pre.44",

back/src/App.ts

@@ -1,5 +1,6 @@
 // lib/app.ts
-import {IoSocketController} from "./Controller/IoSocketController";
+import {IoSocketController} from "./Controller/IoSocketController"; //TODO fix impot by "_Controller/..."
+import {AuthenticateController} from "./Controller/AuthenticateController"; //TODO fix impot by "_Controller/..."
 import express from "express";
 import {Application} from 'express';
 import bodyParser = require('body-parser');
@@ -9,14 +10,21 @@ class App {
     public app: Application;
     public server: http.Server;
     public ioSocketController: IoSocketController;
+    public authenticateController: AuthenticateController;
 
     constructor() {
         this.app = express();
+
+        //config server http
         this.config();
         this.server = http.createServer(this.app);
+
+        //create controllers
         this.ioSocketController = new IoSocketController(this.server);
+        this.authenticateController = new AuthenticateController(this.app);
     }
 
+    // TODO add session user
     private config(): void {
         this.app.use(bodyParser.json());
         this.app.use(bodyParser.urlencoded({extended: false}));

back/src/Controller/AuthenticateController.ts

@@ -0,0 +1,28 @@
+import {Application, Request, Response} from "express";
+import Jwt, {JsonWebTokenError} from "jsonwebtoken";
+import {BAD_REQUEST, OK} from "http-status-codes";
+import {SECRET_KEY} from "../Enum/EnvironmentVariable";
+
+export class AuthenticateController{
+    App : Application;
+
+    constructor(App : Application) {
+        this.App = App;
+        this.login();
+    }
+
+    //permit to login on application. Return token to connect on Websocket IO.
+    login(){
+        this.App.post("/login", (req: Request, res: Response) => {
+            let param = req.body;
+            if(!param.email){
+                return res.status(BAD_REQUEST).send({
+                    message: "email parameter is empty"
+                });
+            }
+            //TODO check user email for The Coding Machine game
+            let token = Jwt.sign({email: param.email}, SECRET_KEY, {expiresIn: '24h'});
+            return res.status(OK).send({token: token});
+        });
+    }
+}

back/src/Controller/IoSocketController.ts

@@ -1,11 +1,10 @@
 import socketIO = require('socket.io');
 import {Socket} from "socket.io";
 import * as http from "http";
-import {MessageUserPosition} from "../Model/Websocket/MessageUserPosition"; //TODO fix to use "_Model/.."
-import {ExSocketInterface} from "../Model/Websocket/ExSocketInterface"; //TODO fix to use "_Model/.."
+import {MessageUserPosition} from "../Model/Websocket/MessageUserPosition"; //TODO fix import by "_Model/.."
+import {ExSocketInterface} from "../Model/Websocket/ExSocketInterface"; //TODO fix import by "_Model/.."
 import Jwt, {JsonWebTokenError} from "jsonwebtoken";
-
-const SECRET_KEY = process.env.SECRET_KEY || "THECODINGMACHINE_SECRET_KEY";
+import {SECRET_KEY} from "../Enum/EnvironmentVariable"; //TODO fix import by "_Enum/..."
 
 export class IoSocketController{
     Io: socketIO.Server;
@@ -39,8 +38,13 @@ export class IoSocketController{
                         x: user x position on map
                         y: user y position on map
             */
+
             socket.on('join-room', (message : string) => {
-                let messageUserPosition = new MessageUserPosition(message);
+                let messageUserPosition = this.hydrateMessageReceive(message);
+                if(!messageUserPosition){
+                    return socket.emit("message-error", JSON.stringify({message: "Error format message"}))
+                }
+                //join user in room
                 socket.join(messageUserPosition.roomId);
                 // sending to all clients in room except sender
                 this.saveUserPosition((socket as ExSocketInterface), messageUserPosition);
@@ -48,7 +52,10 @@ export class IoSocketController{
             });
 
             socket.on('user-position', (message : string) => {
-                let messageUserPosition = new MessageUserPosition(message);
+                let messageUserPosition = this.hydrateMessageReceive(message);
+                if(!messageUserPosition){
+                    return socket.emit("message-error", JSON.stringify({message: "Error format message"}));
+                }
                 // sending to all clients in room except sender
                 this.saveUserPosition((socket as ExSocketInterface), messageUserPosition);
                 socket.to(messageUserPosition.roomId).emit('join-room', messageUserPosition.toString());
@@ -60,4 +67,14 @@ export class IoSocketController{
     saveUserPosition(socket : ExSocketInterface, message : MessageUserPosition){
         socket.position = message.position;
     }
+
+    //Hydrate and manage error
+    hydrateMessageReceive(message : string) : MessageUserPosition | null{
+        try {
+            return new MessageUserPosition(message);
+        }catch (err) {
+            //TODO log error
+            return null;
+        }
+    }
 }

back/src/Enum/EnvironmentVariable.ts

@@ -0,0 +1,5 @@
+const SECRET_KEY = process.env.SECRET_KEY || "THECODINGMACHINE_SECRET_KEY";
+
+export {
+    SECRET_KEY
+}

back/src/Model/Websocket/Message.ts

@@ -4,6 +4,9 @@ export class Message {
 
     constructor(message: string) {
         let data = JSON.parse(message);
+        if(!data.userId || !data.roomId){
+            throw Error("userId and roomId cannot be null");
+        }
         this.userId = data.userId;
         this.roomId = data.roomId;
     }

back/src/Model/Websocket/MessageUserPosition.ts

@@ -6,6 +6,9 @@ export class Point implements PointInterface{
     y: number;
 
     constructor(x : number, y : number) {
+        if(!x || !y){
+            throw Error("x and y cannot be null");
+        }
         this.x = x;
         this.y = y;
     }

back/yarn.lock

@@ -66,6 +66,13 @@
     "@types/qs" "*"
     "@types/serve-static" "*"
 
+"@types/http-status-codes@^1.2.0":
+  version "1.2.0"
+  resolved "https://registry.yarnpkg.com/@types/http-status-codes/-/http-status-codes-1.2.0.tgz#6e5244835aaf7164dd306f1d4d2dfdbb2159d909"
+  integrity sha512-vjpjevMaxtrtdrrV/TQNIFT7mKL8nvIKG7G/LjMDZdVvqRxRg5SNfGkeuSaowVc0rbK8xDA2d/Etunyb5GyzzA==
+  dependencies:
+    http-status-codes "*"
+
 "@types/json-schema@^7.0.3":
   version "7.0.4"
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.4.tgz#38fd73ddfd9b55abb1e1b2ed578cb55bd7b7d339"
@@ -986,6 +993,11 @@ http-errors@~1.7.2:
     statuses ">= 1.5.0 < 2"
     toidentifier "1.0.0"
 
+http-status-codes@*, http-status-codes@^1.4.0:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/http-status-codes/-/http-status-codes-1.4.0.tgz#6e4c15d16ff3a9e2df03b89f3a55e1aae05fb477"
+  integrity sha512-JrT3ua+WgH8zBD3HEJYbeEgnuQaAnUeRRko/YojPAJjGmIfGD3KPU/asLdsLwKjfxOmQe5nXMQ0pt/7MyapVbQ==
+
 iconv-lite@0.4.24, iconv-lite@^0.4.24:
   version "0.4.24"
   resolved "https://registry.yarnpkg.com/iconv-lite/-/iconv-lite-0.4.24.tgz#2022b4b25fbddc21d2f524974a474aafe733908b"