Saturday 27 May 2017

Changing password with passport local mongoose (MEAN Stack)

I am trying to setup a forgot password feature on my MEAN Stack app.

I managed to get the emails to send, the tokens to update and the password to change, but not exactly how I want it to.. I just changed my password to "daviddavid", and here's how it was stored in the database: "password" : "$2a$08$cUdbJP5V.0Af.H2r5bsiW.IqHvo7K2eQk/hQK72aHOHWDYkFs3KHm". So, the hash is being stored as the password, and not the password itself as hash and salt.

Here's my model:

var mongoose = require("mongoose");
var passportLocalMongoose = require("passport-local-mongoose");
var bcrypt = require("bcrypt");

var userSchema = new mongoose.Schema({
    username: {type: String, minlength: 4, maxlength: 15},
    password: {type: String, minlength: 8},
    email: {type: String, unique: true, lowercase: true, required: true},
    admin: {type:Boolean, default: false},
    bio: {type:String, default: "Cet utilisateur n'a pas encore rempli cette section."},
    profileImage: {type:String, default: "http://www.wilwia.com/images/default-user.png"},
    pinnedRecipes:[
        {
        type: mongoose.Schema.Types.ObjectId,
        ref: "Recipe"
        }
    ],
    resetPasswordToken: String,
    resetPasswordExpires: Date
});

userSchema.pre('save', function(next){
    var user = this;

    //check if password is modified, else no need to do anything
    if (!user.isModified('password')) {
       return next();
    }

    user.password = bcrypt.hashSync(user.password, bcrypt.genSaltSync(8), null);
    next();
});

userSchema.plugin(passportLocalMongoose);

module.exports = mongoose.model("User", userSchema);

Here's my password reset route:

// FORGOT PASSWORD ROUTES

var options = {
  auth: {
    api_user: 'YelpCamp',
    api_key: '***'
  }
}
var mailer = nodemailer.createTransport(sgTransport(options));
/*Routes*/
router.post('/forgot', function(req, res, next) {
async.waterfall([
    function(done) {
      crypto.randomBytes(20, function(err, buf) {
        var token = buf.toString('hex');
        done(err, token);
      });
    },
    function(token, done) {
      User.findOne({ email: req.body.email }, function(err, user) {
        if (!user) {
          req.flash('error', "Couldn't find any user with given email address!");
          return res.redirect('back');
        }
        user.resetPasswordToken = token;
        user.resetPasswordExpires = Date.now() + 3600000; // 1 hour
        user.save(function(err) {
          done(err, token, user);
        });
      });
    },
    function(token, user, done) {
      var email = {
        to: user.email,
        from: 'Yelp Camp <yelpcampapp@gmail.com>',
        subject: 'YelpCamp Password Reset',
        text: 'You are receiving this because you (or someone else) have requested the reset of the password for your account.\n\n' +
          'Please click on the following link, or paste this into your browser to complete the process:\n\n' +
          'http://' + req.headers.host + '/reset/' + token + '\n\n' +
          'If you did not request this, please ignore this email and your password will remain unchanged.\n'
      };
      mailer.sendMail(email, function(err) {
        if(err) return next(err);
        req.flash('success', 'An e-mail has been sent to ' + user.email + ', with further instructions.');
        done(err, 'done');
      });
    }
  ], function(err) {
    if (err) return next(err);
    res.redirect('back');
  });
});
router.get('/reset/:token', function(req, res) {
  User.findOne({ resetPasswordToken: req.params.token, resetPasswordExpires: { $gt: Date.now() } }, function(err, user) {
    if (!user) {
      req.flash('error', 'Password reset token is invalid or has expired.');
      return res.redirect('/signin');
    }
    res.render('reset', {
      user: req.user
    });
  });
});
router.post('/reset/:token', function(req, res) {
  async.waterfall([
    function(done) {
      User.findOne({ resetPasswordToken: req.params.token, resetPasswordExpires: { $gt: Date.now() } }, function(err, user) {
        if (!user) {
          req.flash('error', 'Password reset token is invalid or has expired.');
          return res.redirect('back');
        }
        user.password = req.body.password;
        user.resetPasswordToken = undefined;
        user.resetPasswordExpires = undefined;
        user.save(function(err) {
          req.logIn(user, function(err) {
            done(err, user);
          });
        });
      });
    },
    function(user, done) {
      var email = {
        to: user.email,
        from: 'yelpcampapp@gmail.com',
        subject: 'Your password has been changed',
        text: 'Hello,\n\n' +
          'This is a confirmation that the password for your account ' + user.email + ' has just been changed.\n'
      };
      mailer.sendMail(email, function(err) {
        req.flash('success', 'Success! Your password has been changed.');
        done(err);
      });
    }
  ], function(err) {
    res.redirect('/recipes');
  });
});
module.exports = router;

and here's my register route, to see how the password usually is stored in the db:

// Account creation logic
router.post("/register", function(req,res){
    if(req.body.password != req.body.passwordConfirm){
          return res.render("register", {error: "Les mots de passe ne correspondent pas."});
} else {
    if(validateEmail(req.body.email)){
        var email = req.body.email.toLowerCase();
    } else {
        req.flash("error", "L'adresse courriel est invalide.");
        return res.redirect("/register");
    }
    var newUser = new User({username: req.body.username, email: email});
    User.register(newUser, req.body.password, function(err, user){
        if(err){
            console.log(err);
            if(err.message === "No username was given"){
                req.flash("error", "Veuillez entrer un nom d'utilisateur.");
            } else if(err.message === "A user with the given username is already registered"){
                req.flash("error", "Le nom d'utilisateur que vous avez choisi est déjà utilisé.");
            } else if(err.message === "No password was given"){
                req.flash("error", "Veuillez entrer un mot de passe.");
            }
            return res.redirect("/register");
        }
        passport.authenticate("local")(req, res, function(){
            req.flash("success", "Bienvenue sur RecettesFlambées, " + user.username +".");
            res.redirect("/recipes");
        });
    });
    }
});

Thanks a lot!



via Davycodes

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