Setup SMTP client and email check

app.js

@@ -40,6 +40,7 @@ app.use((req, res, next) => {
 
 app.use("/", indexRouter);
 app.use("/login", loginRouter);
+app.use("/email", require("./routes/email"));
 
 // catch 404 and forward to error handler
 app.use((req, res) => {

bin/www

@@ -8,6 +8,8 @@ const app = require("../app");
 const debug = require("debug")("letu:server");
 const http = require("http");
 const models = require("../models");
+const { SMTPClient } = require("emailjs");
+const mailClient = new SMTPClient(process.env.NODE_ENV === "test" ? {} : require("../config/config.json").email.server);
 
 /**
  * Get port from environment and store in Express.
@@ -15,6 +17,7 @@ const models = require("../models");
 
 let port = normalizePort(process.env.PORT || "3000");
 app.set("port", port);
+app.set("mailClient", mailClient);
 
 /**
  * Create HTTP server.
@@ -28,6 +31,7 @@ let server = http.createServer(app);
 
 const io = require("socket.io")(server);
 io.use((socket, next) => app.get("sessionMiddleware")(socket.request, socket.request.res || {}, next));
+io.mailClient = mailClient;
 io.on("connection", require("../sockets"));
 
 /**

config/config_example.json

@@ -7,6 +7,17 @@
     "dialect": "postgres",
     "operatorsAliases": false
   },
+  "email": {
+    "server": {
+      "user": "user",
+      "password": "password",
+      "host": "smtp.your-email.com",
+      "ssl": true
+    },
+    "from": "Contact Email <you@email.fr>",
+    "contact": "Your Contact <contact@your-email.fr>",
+    "mailPath": "https://yourServer.com"
+  },
   "secret": "keyboard cat",
   "passwordPrivateKey": "ecc635295f200847b79299df48e15759"
 }

package.json

@@ -9,6 +9,7 @@
   "dependencies": {
     "cookie-parser": "~1.4.4",
     "debug": "~2.6.9",
+    "emailjs": "^3.3.0",
     "express": "~4.16.1",
     "express-session": "^1.17.1",
     "http-errors": "~1.6.3",

routes/email.js

@@ -0,0 +1,23 @@
+const express = require("express");
+const router = express.Router();
+const models = require("../models");
+const error = require("./utils/error");
+
+router.get("/check", async (req, res) => {
+    if (!req.query.token)
+        return error(req, res, "Missing argument", 400);
+    let user = await models.User.findOne({where: {"emailToken": req.query.token}});
+    if (user) {
+        user.emailVerified = true;
+        if (user.email.endsWith("@etu.univ-lyon1.fr"))
+            user.permissions = 1;
+        else if (user.email.endsWith("@univ-lyon1.fr"))
+            user.permissions = 2;
+        await user.save();
+        res.redirect("/");
+    } else
+        return error(req, res, "Invalid token", 4000);
+});
+
+
+module.exports = router;

sockets/email/checkResend.js

@@ -0,0 +1,14 @@
+const modules = require("../../models");
+const emailCheck = require("../utils/emailCheck");
+
+module.exports = socket => {
+    return async (data) => {
+        let user = await modules.User.findByPk(data.email);
+        if (!user)
+            socket.emit("checkResend", {error: {message: "not_found"}});
+        else if (user.emailVerified)
+            socket.emit("checkResend", {error: {message: "verified_email"}});
+        else
+            await emailCheck(socket, user, null);
+    }
+}

sockets/login.js

@@ -3,18 +3,16 @@ const modules = require("../models");
 module.exports = socket => {
     return async (data) => {
         let user = await modules.User.findByPk(data.email);
-        if (!user) {
+        if (!user)
-            socket.emit("login", null);
+            socket.emit("login", {error: {message: "not_found"}});
-            return;
+        else if (!user.checkPassword(data.password))
+            socket.emit("login", {error: {message: "invalid_password"}});
+        else if (!user.emailVerified)
+            socket.emit("login", {error: {message: "email_not_verified"}});
+        else {
+            socket.request.session.user = user;
+            socket.request.session.save();
+            socket.emit("login", user)
         }
-
-        if (!user.checkPassword(data.password)) {
-            socket.emit("login", null);
-            return;
-        }
-
-        socket.request.session.user = user;
-        socket.request.session.save();
-        socket.emit("login", user)
     }
 }

sockets/register.js

@@ -1,21 +1,21 @@
 const modules = require("../models");
+const emailCheck = require("./utils/emailCheck");
 
 module.exports = socket => {
     return async (data) => {
-        if (await modules.User.findByPk(data.email) || !data.email.endsWith("univ-lyon1.fr")) {
+        if (await modules.User.findByPk(data.email))
-            socket.emit("register", null);
+            socket.emit("register", {error: {message: "email_used"}});
-            return;
+        else if ((!data.email.endsWith("@univ-lyon1.fr")) && (!data.email.endsWith("@etu.univ-lyon1.fr")))
+            socket.emit("register", {error: {message: "invalid_email"}});
+        else {
+            let user = await modules.User.create({
+                email: data.email,
+                firstName: data.firstName,
+                lastName: data.lastName,
+                passwordHash: data.password
+            });
+
+            await emailCheck(socket, user, null);
         }
-
-        let user = await modules.User.create({
-            email: data.email,
-            firstName: data.firstName,
-            lastName: data.lastName,
-            passwordHash: data.password
-        });
-
-        socket.request.session.user = user;
-        socket.request.session.save();
-        socket.emit("register", user);
     }
 }

sockets/utils/emailCheck.js

@@ -0,0 +1,27 @@
+let crypto = require("crypto");
+let models = require("../../models");
+let Message = require("emailjs").Message;
+const config = require("../../config/config.json");
+
+
+module.exports = async (socket, user, callBack) => {
+    let token = crypto.randomBytes(16).toString("hex");
+
+    while (await models.User.findOne({where: {emailToken: token}}))
+        token = crypto.randomBytes(16).toString("hex");
+    user.emailToken = token;
+    await user.save();
+
+    socket.server.mailClient.send( new Message({
+        text: `${config.email.mailPath}/email/check?token=${token}`,
+        from: config.email.from,
+        to: user.email,
+        subject: "Email check"
+    }), (err, message) => {
+        if (err)
+            socket.emit("register", null);
+        else
+            if (callBack)
+                callBack();
+    });
+};