KickStart

.env-example

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+PORT=4001
+NODE_ENV=production

.gitignore

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+node_modules/
+.env

app.js

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+var createError = require("http-errors");
+var express = require("express");
+var path = require("path");
+var cookieParser = require("cookie-parser");
+var logger = require("morgan");
+
+var indexRouter = require("./routes/index");
+// var usersRouter = require('./routes/users');
+
+var app = express();
+
+// view engine setup
+app.set("views", path.join(__dirname, "views"));
+app.set("view engine", "jade");
+
+app.use(logger("dev"));
+app.use(express.json());
+app.use(express.urlencoded({ extended: false }));
+app.use(cookieParser());
+app.use(express.static(path.join(__dirname, "public")));
+
+app.use("/", indexRouter);
+
+// catch 404 and forward to error handler
+app.use(function (req, res, next) {
+  next(createError(404));
+});
+
+// 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;

bin/www

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+#!/usr/bin/env node
+
+/**
+ * Module dependencies.
+ */
+
+var app = require('../app');
+var debug = require('debug')('exp-1:server');
+var http = require('http');
+const dotenv = require('dotenv');
+dotenv.config();
+const {PORT, NODE_ENV} = process.env;
+
+
+/**
+ * Get port from environment and store in Express.
+ */
+
+var port = normalizePort(PORT || '3000');
+app.set('port', port);
+
+/**
+ * Create HTTP server.
+ */
+
+var server = http.createServer(app);
+
+/**
+ * Listen on provided port, on all network interfaces.
+ */
+
+server.listen(port);
+server.on('error', onError);
+server.on('listening', onListening);
+console.log(`Listen project on http://localhost:${port},in '${NODE_ENV}' mode`)
+
+/**
+ * Normalize a port into a number, string, or false.
+ */
+
+function normalizePort(val) {
+  var port = parseInt(val, 10);
+
+  if (isNaN(port)) {
+    // named pipe
+    return val;
+  }
+
+  if (port >= 0) {
+    // port number
+    return port;
+  }
+
+  return false;
+}
+
+/**
+ * Event listener for HTTP server "error" event.
+ */
+
+function onError(error) {
+  if (error.syscall !== 'listen') {
+    throw error;
+  }
+
+  var bind = typeof port === 'string'
+    ? 'Pipe ' + port
+    : 'Port ' + port;
+
+  // handle specific listen errors with friendly messages
+  switch (error.code) {
+    case 'EACCES':
+      console.error(bind + ' requires elevated privileges');
+      process.exit(1);
+      break;
+    case 'EADDRINUSE':
+      console.error(bind + ' is already in use');
+      process.exit(1);
+      break;
+    default:
+      throw error;
+  }
+}
+
+/**
+ * Event listener for HTTP server "listening" event.
+ */
+
+function onListening() {
+  var addr = server.address();
+  var bind = typeof addr === 'string'
+    ? 'pipe ' + addr
+    : 'port ' + addr.port;
+  debug('Listening on ' + bind);
+}

monogodb.txt

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+db.createUser(
+  {
+    user: "admin",
+    pwd: "m.rastegar",
+    roles: [ { role: "userAdminAnyDatabase", db: "admin" }, "readWriteAnyDatabase" ]
+  }
+)
+
+use admin
+$ db.createUser(
+  {
+    user: "superAdmin",
+    pwd: "m.rastegar",
+    roles: [ { role: "root", db: "admin" } ]
+  })
+
+
+mongo --port 27017  --authenticationDatabase "admin" -u "admin" -p
+
+
+use test
+db.createUser(
+  {
+    user: "tester",
+    pwd: "m.rastegar",
+    roles: [ { role: "readWrite", db: "test" },
+             { role: "read", db: "reporting" } ]
+  }
+)
+
+
+
+
+
+mongo --port 27017 -u "tester" -p "m.rastegar" --authenticationDatabase "test"

package.json

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+{
+  "name": "exp-1",
+  "version": "0.0.0",
+  "private": true,
+  "scripts": {
+    "start": "nodemon ./bin/www"
+  },
+  "dependencies": {
+    "cookie-parser": "~1.4.4",
+    "debug": "~2.6.9",
+    "dotenv": "^8.2.0",
+    "express": "~4.16.1",
+    "http-errors": "~1.6.3",
+    "jade": "~1.11.0",
+    "morgan": "~1.9.1"
+  }
+}

public/stylesheets/style.css

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+html,
+body {
+  height: 100%;
+  background: #00c3b1;
+}
+.container {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  justify-items: center;
+  height: 100%;
+  justify-content: center;
+}
+body {
+  padding: 50px;
+  font: 14px "Lucida Grande", Helvetica, Arial, sans-serif;
+}
+a {
+  color: #00b7ff;
+}
+.table {
+  color: #212529;
+  background: #f3f3f3;
+  margin: 35px 0;
+}
+.max-320 {
+  max-width: 320px;
+  margin: 150px auto;
+}

routes/index.js

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+var express = require("express");
+var router = express.Router();
+
+/* GET home page. */
+router.get("/", function (req, res, next) {
+  res.render("index", { title: "Express" });
+});
+
+/* GET users listing. */
+router.post("/bank", function (req, res, next) {
+  const { orderId, token, backLink, price } = req.body;
+  console.log({
+    orderId,
+    token,
+    backLink,
+    price,
+  });
+  // res.redirect(backLink);
+  res.render("bank", { title: "Bank gateway", orderId, token, price });
+});
+// router.get('/bank/:id/:token', function(req, res, next) {
+//   const { id,token, backLink } = req.params;
+//   // res.redirect(backLink);
+//   res.render('bank', { title: 'Users', id,token });
+//
+// });
+
+// router.post('/user/submit', function(req, res, next) {
+//   const { id } = req.body;
+//   console.log(id);
+//   res.redirect(`/users/${id}`);
+// });
+
+module.exports = router;

views/bank.jade

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+extends layout
+
+block content
+  h1= title
+  p Welcome to #{title}
+  table.table.table-striped
+    tbody
+      tr
+        td Your orderId
+        td #{orderId}
+      tr
+        td Your price:
+        td #{price}
+  div.text-center
+    a.btn.btn-success.mr-5(href="http://localhost:4001/success/#{orderId}/#{token}") success
+    a.btn.btn-danger(href="http://localhost:4001/success/#{orderId}/#{token}") failed

views/error.jade

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+extends layout
+
+block content
+  h1= message
+  h2= error.status
+  pre #{error.stack}

views/index.jade

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+extends layout
+
+block content
+  h1= title
+  p Welcome to #{title}
+  form(action="/user/submit",method="post")
+    input(type="text", name="id")
+    button(type="submit") submit2

views/layout.jade

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+doctype html
+html
+  head
+    title= title
+    link(rel='stylesheet', href='https://maxcdn.bootstrapcdn.com/bootstrap/4.5.0/css/bootstrap.min.css')
+    link(rel='stylesheet', href='/stylesheets/style.css')
+  body
+    .container
+      div.max-320
+        block content