Tuesday 14 November 2017

javascript - Why is ExpressJS request body not working

I am posting here for first time So if anything wrong is
with post then please tell me.
I am new to node and express . I have created a
simple registration form , but when I press Register(submit) button the I got
req.body.name as "undefiend" .

Below I have attached my app.js,
users.js and register.jade
file.



register.jade



extends
layout

block content
h1 Register
p Please
Register using a form below
ul.errors

if
errors
each error , i in errors
li.alert.alert-danger
#{error.msg}

form(method='post',action='/users/register',enctype='multipart/form-data')

.form-group
label Name

input.form-control(name='name',type='text',placeholder='Enter Your Lucky
Name')
.form-group
label Email

input.form-control(name='email',type='email',placeholder='Enter Your
Email')

.form-group
label Password

input.form-control(name='password',type='password',placeholder='Enter
Password')
.form-group
label Confirm Password

input.form-control(name='password2',type='password',placeholder='Enter
Password')
.form-group
label Profie Image

input.form-control(name='profileimage',type='file')



input.btn.btn-default(name='submit',type='submit',value='Register')



app.js



var
express = require('express');
var path = require('path');
var
favicon = require('serve-favicon');
var logger =
require('morgan');
var
expressValidator=require('express-validator');

var cookieParser =
require('cookie-parser');
var
session=require('express-session');
var
passport=require('passport');
var
LocalStartegy=require('passport-local').Strategy;
var bodyParser =
require('body-parser');
//var multer=require('multer');
var
flash=require('connect-flash');
var mongo=require('mongodb');
var
mongoose=require('mongoose');
var
db=mongoose.connection;

//var
upload=multer({dest:'./uploads'});
var routes =
require('./routes/index');
var users =
require('./routes/users');
var multer = require('multer');
var
upload = multer({ dest: './uploads' });
var app =
express();

// view engine setup
app.set('views',
path.join(__dirname, 'views'));
app.set('view engine',
'jade');

//Handle file
upload
app.use(multer({dest:'./uploads'}));

// uncomment
after placing your favicon in /public
//app.use(favicon(path.join(__dirname,
'public',
'favicon.ico')));
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({
extended: false }));
//Handle express
sessions
app.use(session({

secret:'secret',

saveUninitialized:true,

resave:true
}));
//passport
app.use(passport.initialize());
app.use(passport.session());
app.use(expressValidator());
app.use(cookieParser());
app.use(express.static(path.join(__dirname,
'public')));

app.use(flash());
app.use(require('connect-flash')());
app.use(function
(req, res, next) {
res.locals.messages = require('express-messages')(req,
res);
next();
});

app.use('/',
routes);
app.use('/users', users);


// catch
404 and forward to error handler
app.use(function(req, res, next) {

var err = new Error('Not Found');
err.status = 404;

next(err);
});

// error
handler
app.use(function(err, req, res, next) {
// set locals, only
providing error in development

res.locals.message =
err.message;
res.locals.error = req.app.get('env') === 'development' ? err :
{};

// render the error page
res.status(err.status ||
500);
res.render('error');
});

module.exports
= app;




users.js



var
express = require('express');
var router = express.Router();
var
User = require('../models/user');

/* GET users listing.
*/
router.get('/', function(req, res, next) {
res.send('respond
with a resource');

});

/* GET users listing.
*/
router.get('/register', function(req, res, next) {

res.render('register',{
'title':'Register'

});
});

router.get('/login', function(req, res, next)
{

res.render('login',{
'title':'Login '

});
});

router.post('/register',function(req,res,next)
{
//Get form Values
var name=req.body.name;
var
email=req.body.email;
//var username=req.body.username;


var password=req.body.password;
var password2=req.body.password2;

console.log('hello ' +req.body); //gets hello [object Object]

console.log('hello' + req.body.name); //H=hello undefined



//Check For Image Field

if(req.files.profileimage) {
console.log("uploding file");
var
profileImageOriginalName=req.files.profileimage.originalname;

var
profileImageName=req.files.profileimage.name;
var
profileImageMime=req.files.profileimage.mime;
var
profileImagePath=req.files.profileimage.path;
var
profileImageExt=req.files.profileimage.extension;
var
profileImageSize=req.files.profileimage.size;
} else {
var
profileImageName='NoImage.png';
}

//Form
Validation


req.checkBody('name','Name Field is
Required').notEmpty();
req.checkBody('email','Email Field is
Required').notEmpty();
req.checkBody('email','Enter Correct
Email').isEmail();
req.checkBody('password','Password Field is
Reqired').notEmpty();
req.checkBody('password2','Password Doesn\'t
match').equals(req.body.password);

//Check For
Errors

var errors = req.validationErrors();


if(errors) {
res.render('register', {
errors:errors,

name:name,
email:email,
username:username,

password:password,
password2:password2
});
} else
{

var newUser = new User({
name:name,

email:email,
// username:username,
password:password,

//profileimage:profileImageName
});


User.createUser(newUser,function(err,user){
if(err) throw
err;

console.log(user);
});


req.flash('success','You Have Successfulyy Registerd');

res.location('/');
res.redirect('/');

}

});
module.exports =
router;

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