Update server.js

server.js

@@ -1,20 +1,108 @@
-var TelegramBot = require('node-telegram-bot-api');
 
-var token = 'YOUR_TELEGRAM_BOT_TOKEN';
-// Setup polling way
-var bot = new TelegramBot(token, {polling: true});
+//  OpenShift sample Node application
+var express = require('express'),
+    fs      = require('fs'),
+    app     = express(),
+    eps     = require('ejs'),
+    morgan  = require('morgan');
+    
+Object.assign=require('object-assign')
 
-// Matches /echo [whatever]
-bot.onText(/\/echo (.+)/, function (msg, match) {
-  var fromId = msg.from.id;
-  var resp = match[1];
-  bot.sendMessage(fromId, resp);
+app.engine('html', require('ejs').renderFile);
+app.use(morgan('combined'))
+
+var port = process.env.PORT || process.env.OPENSHIFT_NODEJS_PORT || 8080,
+    ip   = process.env.IP   || process.env.OPENSHIFT_NODEJS_IP || '0.0.0.0',
+    mongoURL = process.env.OPENSHIFT_MONGODB_DB_URL || process.env.MONGO_URL,
+    mongoURLLabel = "";
+
+if (mongoURL == null && process.env.DATABASE_SERVICE_NAME) {
+  var mongoServiceName = process.env.DATABASE_SERVICE_NAME.toUpperCase(),
+      mongoHost = process.env[mongoServiceName + '_SERVICE_HOST'],
+      mongoPort = process.env[mongoServiceName + '_SERVICE_PORT'],
+      mongoDatabase = process.env[mongoServiceName + '_DATABASE'],
+      mongoPassword = process.env[mongoServiceName + '_PASSWORD']
+      mongoUser = process.env[mongoServiceName + '_USER'];
+
+  if (mongoHost && mongoPort && mongoDatabase) {
+    mongoURLLabel = mongoURL = 'mongodb://';
+    if (mongoUser && mongoPassword) {
+      mongoURL += mongoUser + ':' + mongoPassword + '@';
+    }
+    // Provide UI label that excludes user id and pw
+    mongoURLLabel += mongoHost + ':' + mongoPort + '/' + mongoDatabase;
+    mongoURL += mongoHost + ':' +  mongoPort + '/' + mongoDatabase;
+
+  }
+}
+var db = null,
+    dbDetails = new Object();
+
+var initDb = function(callback) {
+  if (mongoURL == null) return;
+
+  var mongodb = require('mongodb');
+  if (mongodb == null) return;
+
+  mongodb.connect(mongoURL, function(err, conn) {
+    if (err) {
+      callback(err);
+      return;
+    }
+
+    db = conn;
+    dbDetails.databaseName = db.databaseName;
+    dbDetails.url = mongoURLLabel;
+    dbDetails.type = 'MongoDB';
+
+    console.log('Connected to MongoDB at: %s', mongoURL);
+  });
+};
+
+app.get('/', function (req, res) {
+  // try to initialize the db on every request if it's not already
+  // initialized.
+  if (!db) {
+    initDb(function(err){});
+  }
+  if (db) {
+    var col = db.collection('counts');
+    // Create a document with request IP and current time of request
+    col.insert({ip: req.ip, date: Date.now()});
+    col.count(function(err, count){
+      res.render('index.html', { pageCountMessage : count, dbInfo: dbDetails });
+    });
+  } else {
+    res.render('index.html', { pageCountMessage : null});
+  }
 });
 
-// Any kind of message
-bot.on('message', function (msg) {
-  var chatId = msg.chat.id;
-  // photo can be: a file path, a stream or a Telegram file_id
-  var photo = 'cats.png';
-  bot.sendPhoto(chatId, photo, {caption: 'Lovely kittens'});
+app.get('/pagecount', function (req, res) {
+  // try to initialize the db on every request if it's not already
+  // initialized.
+  if (!db) {
+    initDb(function(err){});
+  }
+  if (db) {
+    db.collection('counts').count(function(err, count ){
+      res.send('{ pageCount: ' + count + '}');
+    });
+  } else {
+    res.send('{ pageCount: -1 }');
+  }
 });
+
+// error handling
+app.use(function(err, req, res, next){
+  console.error(err.stack);
+  res.status(500).send('Something bad happened!');
+});
+
+initDb(function(err){
+  console.log('Error connecting to Mongo. Message:\n'+err);
+});
+
+app.listen(port, ip);
+console.log('Server running on http://%s:%s', ip, port);
+
+module.exports = app ;