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app.js
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app.js
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//jshint esversion:6
require('dotenv').config();
const express = require ("express");
const ejs = require("ejs");
const mongoose = require("mongoose");
const session = require('express-session');
const passport = require("passport");
const passportLocalMongoose = require("passport-local-mongoose");
const GoogleStrategy = require('passport-google-oauth20').Strategy;
const findOrCreate = require('mongoose-findOrCreate') //to implement the findORCreate function in the Google Strategy
const app = express();
app.use(express.static("public"));
app.set("view engine", "ejs");
app.use(express.urlencoded({extended: true}));
app.use(session({
secret: 'hey There!',
resave: false,
saveUninitialized: true,
cookie: {}
}))
app.use(passport.initialize());
app.use(passport.session());
mongoose.connect("mongodb://localhost:27017/userDB", {useNewUrlParser: true});
const userSchema = new mongoose.Schema({
email: String,
password: String,
googleId:String
})
userSchema.plugin(passportLocalMongoose);
userSchema.plugin(findOrCreate);
//userSchema.plugin(encrypt, {secret: process.env.SECRET, encryptedFields: ["password"]});
const User = new mongoose.model("User", userSchema);
passport.use(User.createStrategy());
passport.serializeUser(function(user, done) {
done(null, user.id);
});
passport.deserializeUser(function(id, done) {
User.findById(id, function(err, user) {
done(err, user);
});
});
passport.use(new GoogleStrategy({
clientID: process.env.CLIENT_ID,
clientSecret: process.env.CLIENT_SECRET,
callbackURL: "http://localhost:3000/auth/google/secrets"
},
function(accessToken, refreshToken, profile, cb) {
User.findOrCreate({ googleId: profile.id }, function (err, user) {
return cb(err, user);
});
}
));
app.get("/", function(req, res){
res.render("home");
})
app.get("/register", function(req, res){
res.render("register")
})
app.get("/login", function(req, res){
res.render("login")
})
app.get("/secrets", function(req, res){
if (req.isAuthenticated()){
res.render("secrets");
}else{
res.redirect("/login");
}
})
app.get('/auth/google',
passport.authenticate('google', { scope: ['profile'] }));
app.get('/auth/google/secrets',
passport.authenticate('google', { failureRedirect: '/login' }),
function(req, res) {
// Successful authentication, redirect home.
res.redirect('/secrets');
});
app.post("/register", function(req, res){
console.log(req.body);
User.register({username: req.body.username}, req.body.password, function(err, user){
if (err)
{
console.log(err);
res.redirect("/register");
}
else
{
passport.authenticate("local")(req, res,function()
{
res.redirect("/secrets");
})
}
})
})
app.post("/login", function(req, res){
const user = new User({
username: req.body.username,
password: req.body.password
})
req.login(user, function(err){
if (err){
console.log(err);
}
else
{
passport.authenticate("local")(req, res, function(){
res.redirect("/secrets");
})
}
})
})
app.get("/logout", function(req, res){
req.logout();
res.redirect("/");
})
app.listen(3000, function(req, res){
console.log("Server started at 3000");
})