У меня есть заголовок с навигационной панелью, на котором есть кнопки Зарегистрироваться, Войти, Стать продавцом.Когда пользователь вошел в систему, он показывает выход из системы, просмотр кнопок профиля.Эта функциональность работает на всех маршрутах / страницах, кроме упомянутой ниже, которая выдает эту ошибку на стороне клиента.
user not defined.
Ниже представлен маршрут, файл маршрута, header.ejs., app.js (включает passport.js, сессии и все другие требования)
Маршрут
router.post("/buy/:id",function(req,res){
///
});
Весь код маршрута упоминается здесь: имя файла маршрута
customer.js
Маршрут:
var express = require('express');
var router = express.Router();
var account=require("../models/account");
var randomstring = require("randomstring");
var data=require('../models/data');
var acessToken=require("../models/acessTokens");
var user=require("../models/user");
"use strict";
const nodemailer = require("nodemailer");
var transporter = nodemailer.createTransport({
service: 'gmail',
auth: {
user: 'dataseedltd@gmail.com',
pass: '*******'
}
});
router.get('/',function(req,res){
res.render('buyer/index.ejs');
});
router.get('/buy/:id',isloggedin,function(req,res){
account.find({user:req.user},function(err,data){
if(err)console.log(err);
else{
if(data.length==0)
{
console.log('in /buyer/buy');
req.flash('success','account is required');
res.redirect('/general/account/setting'); }
else{
console.log('------------');
console.log(req.params.id);
console.log('in here /buyer/buy');
res.render('buyer/buy.ejs',{data:req.params.id});
}
}
});
});
router.post('/buy/:id',function(req,res){
console.log('------++++++++++--------------h12');
var token=randomstring.generate(7);
var to=req.user.email;
var subject='Email Confirmation from dataSeed for Purchase';
var message='<h1>Thankyou for your purchase.</h1><p>Your verification Code is: <h2>'+token+'</h2></p>';
var mailOptions=sendmail(to,subject,message);
data.findById({"_id":req.params.id},function(err,data){
console.log("DATA.USER --------------------------------------------------");
console.log(data.user);
if(err)console.log(err);
else{
acessToken.create({user:req.user,data:req.params.id,token:token},function(err,acess){
if(err)console.log(err);
else{
console.log("ACCESSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSSss");
console.log(acess.user);
transporter.sendMail(mailOptions, function(error, info){
if (error) {
console.log(error);
}
else
{
console.log("------------------------------------------------------------------------------------TYPE OF USER ID: " + typeof(req.user._id));
console.log(req.user._id);
account.findOne({"user":req.user._id},function(err,d){
console.log(err);
console.log(d);
if(err)console.log(err)
var accountnumber = d.accountnumber;
console.log("!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!ACCOUNT NUMBER : " + accountnumber);
var amount=d.currentamount-data.price;
var transferedamount=d.transferedamount+data.price;
console.log("Amount: "+amount); // NaN
account.findByIdAndUpdate({user:req.user},{currentamount:amount,transferedamount:transferedamount},function(err,update){
if(err)console.log(err);
console.log('Email sent: ' + info.response);
//getUsername of seller
// console.log(data.user)
user.findById({"_id":data.user},function(err,seller){
if(err){
console.log(err);
}else{
var buyer = req.user.username;
var seller = seller.username;
var priceOfData = data.price;
//ccNumber undefined
var ccnumber = d.accountnumber;
console.log("Buyer Name " +buyer);
console.log("Seller Name " +seller);
console.log("Price " +priceOfData);
console.log("Purchased on Credit Card Number " +ccnumber);
res.render('buyer/sold.ejs');
}
});
});
});
}
});
}
});
}
});
});
function sendmail(to,subject,message){
var mailOptions = {
from: 'dataseedltd@gmail.com',
to: to,
subject: subject,
html: message
};
return mailOptions;
}
function isloggedin(req, res, next){
if(req.isAuthenticated()){
return next();
}
res.redirect('/users/login');
}
module.exports = router;
header.ejs
<head>
<link href="/stylesheets/bootstrap.css" rel="stylesheet">
<link href="/stylesheets/style.css" rel="stylesheet">
<link href="https://fonts.googleapis.com/css?family=Montserrat" rel="stylesheet">
<link rel="stylesheet" href="https://use.fontawesome.com/releases/v5.8.1/css/all.css" integrity="sha384-50oBUHEmvpQ+1lW4y57PTFmhCaXp0ML5d60M1M7uH2+nqUivzIebhndOJK28anvf" crossorigin="anonymous">
<script defer src="https://use.fontawesome.com/releases/v5.8.1/js/all.js" integrity="sha384-g5uSoOSBd7KkhAMlnQILrecXvzst9TdC09/VM+pjDTCM+1il8RHz5fKANTFFb+gQ" crossorigin="anonymous"></script>
</head>
<body>
<nav style="" class="navbar navbar-default">
<div class="container-fluid">
<!-- Brand and toggle get grouped for better mobile display -->
<div class="navbar-header">
<button type="button" class="navbar-toggle collapsed" data-toggle="collapse" data-target="#bs-example-navbar-collapse-1" aria-expanded="false">
<span class="icon-bar"></span>
<span class="icon-bar"></span>
<span class="icon-bar"></span>
</button>
<a class="navbar-brand" style="color:gray;" href="/">DataSeed</a>
</div>
<!-- Collect the nav links, forms, and other content for toggling -->
<div class="collapse navbar-collapse pull-right" id="bs-example-navbar-collapse-1">
<ul class="nav navbar-nav">
<ul class="nav navbar-nav navbar-right">
<% if(user) { %>
<li><a href="/users/logout">Logout <i class="fas fa-sign-out-alt"></i>
<li><a href="/general/profile/<%=user._id%>">View Profile <i class="fas fa-sign-out-alt"></i></a></li>
<li><a href="/checklist">Cart <i class="fas fa-sign-out-alt"></i></a></li>
<li><a href="/getdata"> Download Data <i class="fas fa-sign-out-alt"></i></a></li>
<li><a href="/message"> Open Chat <i class="fas fa-sign-out-alt"></i></a></li>
<%}else{%>
<li><a href="/users/login"><i class="fas fa-user-circle"></i>Login</a></li>
<li><a href="/users/register/buyer"><i class="fas fa-user-plus"></i>Register</a></li>
<li><a href="/users/register/seller"><i class="fas fa-store"></i>Become A Seller</a></li>
<li><a href="/checklist">My Checklist <i class="fas fa-sign-out-alt"></i></a></li>
<%}%>
</ul>
</div><!-- /.navbar-collapse -->
</div><!-- /.container-fluid -->
</nav>
<div class='container'>
<%if (messages && messages.length>0) {%>
<div class="alert alert-danger"><%=messages%></div>
<%}%>
</div>
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.11.1/jquery.min.js"></script>
<script src="javascripts/bootstrap.js"></script>
app.js (файл сервера, узел app.js)
var express = require('express');
var path = require('path');
var favicon = require('serve-favicon');
var logger = require('morgan');
var cookieParser = require('cookie-parser');
var bodyParser = require('body-parser');
var session = require('express-session');
var passport = require('passport');
var LocalStrategy = require('passport-local').Strategy;
var expressValidator = require('express-validator');
var multer = require('multer');
var upload = multer({dest: './uploads'});
var flash = require('connect-flash');
var bcrypt = require('bcryptjs');
var mongo = require('mongodb');
var mongoose = require('mongoose');
var db = mongoose.connection;
var client = require("socket.io").listen(4000).sockets;
var app=express();
const http = require('http').Server(app);
const io = require('socket.io')(http);
require('./libs/db-connection');
app.use('/public', express.static('public'));
const Chat = require('./models/Chat');
var routes = require('./routes/index');
var users = require('./routes/users');
var buyer=require('./routes/buyer');
var seller=require('./routes/seller');
var general=require('./routes/general');
var fileupload=require("./routes/fileupload");
// view engine setup
app.set('views', path.join(__dirname, 'views'));
app.set('view engine', 'ejs');
// uncomment after placing your favicon in /public
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: false }));
// Handle Sessions
app.use(session({
secret:'secret',
saveUninitialized: true,
resave: true
}));
// Passport
app.use(passport.initialize());
app.use(passport.session());
// Validator
app.use(expressValidator({
errorFormatter: function(param, msg, value) {
var namespace = param.split('.')
, root = namespace.shift()
, formParam = root;
while(namespace.length) {
formParam += '[' + namespace.shift() + ']';
}
return {
param : formParam,
msg : msg,
value : value
};
}
}));
app.use(cookieParser());
app.use(express.static(path.join(__dirname, 'public')));
app.use(flash());
app.use(function (req, res, next) {
// res.locals.messages = require('express-messages')(req, res);
next();
});
app.get('*', function(req, res, next){
res.locals.user = req.user || null;
res.locals.messages = req.flash('success');
next();
});
app.use('/', routes);
app.use('/users', users);
app.use('/buyer',buyer);
app.use('/seller',seller);
app.use('/general',general);
app.use('/upload',fileupload);
//--------------------------------------Chat------------------------------------
var users={};//nickname to be key...and value to be socket..
//now create a route which is what made easy by express
app.get('/message',ensureAuthenticated,function(req,res){
// res.render(__dirname+"/indexC.ejs")
res.render("indexC.ejs")
});
app.get('/message/:name',ensureAuthenticated,function(req, res) {
res.render('indexC.ejs',{to:req.params.name});
});
//put up socket functionality on server side
io.sockets.on('connection',function(socket){//everytime a user connects has its own socket
//console.log("new user");
socket.on('new user',function(data,callback){
console.log("New user");
//socket.emit('select_room',data);
console.log("here");
callback(true);
socket.nickname=data;//store nickname of each user becomes clear on disconnect
users[socket.nickname]=socket;//key value pair as defined above
//nicknames.push(socket.nickname);
//io.sockets.emit('usernames',nicknames);//send usernames for display
updateNicknames();
});
socket.on('sendmessage',function(data,callback){
//console.log(data);
var msg=data.trim();
if(msg[0]=='@')//if thats whisper or private msg
{
msg=msg.substr(1);//start of name onwards
var idx=msg.indexOf(' ');
if(idx!==-1)
{
//check the username is valid
var name=msg.substr(0,idx);
msg=msg.substr(idx+1);
if(name in users)
{
users[name].emit('whisper',{msg:msg,nick:socket.nickname});
console.log('whispered');
}
else
{
callback('Error! User not connected to chat pool!');
}
}
else//no actual msg part
{
callback('Error! Please enter a message for your whisper');
}
}
else{
io.sockets.emit('newmessage',{msg:msg,nick:socket.nickname});//broadcast to everyone and i too can see the msg
//socket.broadcast.emit('newmessage',data);//broadcast to evry1 except me
}
});
function updateNicknames(){
io.sockets.emit('usernames',Object.keys(users));//sending socket does not make sense
}
//whenever user disconnect he/she should be removed from the list
socket.on('disconnect',function(data){
if(!socket.nickname)//when the user has no nickname
return;
delete users[socket.nickname];
updateNicknames();
});
});
//////////////////////////////
// listen
http.listen(process.env.PORT || 3000, () => {
console.log('Running');
});
function ensureAuthenticated(req, res, next){
if(req.isAuthenticated()){
return next();
}
res.redirect('/users/login');
}
// app.listen(process.env.PORT,process.env.IP,function(req,res){
// console.log("ss");
// });
module.exports = app;