app.post('/signup', function(req, res) {
if(typeof req.body.name !== 'string' || typeof req.body.email !== 'string'  || typeof req.body.password !== 'string' ){
    res.status(400).send({status:400, message: 'Invalid json post format', type:'client'});
}else{
    User.findOne({
        name: req.body.name
    }, function(err, user) {
        if (err) throw err;

        if (!user) {
            User.findOne({
                email: req.body.email
            }, function(err, user) {

                if (err) throw err;

                if (!user) {
                    //both username and email are neither in use so lets create a user
                    var passwordToSave = bcrypt.hashSync(req.body.password, salt);

                    var user = new User({
                        name: req.body.name,
                        email: req.body.email,
                        password: passwordToSave,
                        admin: false
                    });
                    user.save(function(err) {
                        if (err) throw err;

                        console.log('User created successfully');
                        res.json({ success: true });
                    });

                } else if (user) {
                    res.json({ success: false, message: 'Signup failed. Username already in use.' });
                }

            });
        } else if (user) {
            res.json({ success: false, message: 'Signup failed. Username already in use.' });
        }
    });
}});