app.js

var path = require('path')
  , express = require('express')
  , connect = require('connect')
  , session = require('express-session')
  , mongoose = require('mongoose')
  , MongoStore = require('connect-mongo')(session)
  , methodOverride = require('method-override')
  , morgan  = require('morgan')
  , stylus = require('stylus')

  , utils = require('./lib/utils')
  , noteModels = require('./models/note')
  , userModels = require('./models/user')

  , config = JSON.parse(require('fs').readFileSync(
      __dirname + '/config.json', 'utf8'))

  , app = module.exports = express()
  , Note, Comment, TrackBack, User, LoginToken
  , pathPublic = path.join(__dirname, 'public')
  , env = process.env.NODE_ENV || 'development'

  , bodyParser = require('body-parser')
  , cookieParser = require('cookie-parser')

function compile(str, path) {
  return stylus(str)
    .set('filename', path)
    // Data URI image inlining
    .define('url', stylus.url({
      paths: [pathPublic + '/img'] }))
    .set('compress', true)
}

app.set('port', process.env.PORT || 8126)
app.set('view engine', 'jade')
app.use(stylus.middleware({
  src: pathPublic
, dest: pathPublic
, compile: compile
}))

// set mongodb connection
app.set('connection', config.db.conn)

// Middleware
//app.use(connect.logger(
  ////:remote-addr:status:referrer
  //'\x1b[0m:date \x1b[32m:method\x1b[0m \x1b[33m:url\x1b[31m :response-time ms \x1b[36m:user-agent'))

app.use(morgan({
  format: 'dev'
, skip: function(req, res) {
    return res.statusCode === 304
  }
}))

// override with the X-HTTP-Method-Override header in the request
app.use(methodOverride('X-HTTP-Method-Override'))
// parse application/x-www-form-urlencoded
app.use(bodyParser.urlencoded())
// parse application/json
app.use(bodyParser.json())
app.use(cookieParser())
app.use(session({
  cookie: { maxAge: 43200000 }
, store: new MongoStore({ url: app.set('connection') })
, secret: 'nodecat'
}))

app.use(express.static(pathPublic))
app.set('views', __dirname + '/views')

// $ NODE_ENV=development node app.js
if ('development' === env) {
  app.set('port', 7901)
  app.use(require('errorhandler')({
    dumpExceptions: true
  , showStack: true
  }))
}

// Models
noteModels.define(mongoose, function() {
  Note = mongoose.model('Note')
  Comment = mongoose.model('Comment')
  TrackBack = mongoose.model('TrackBack')
})

userModels.define(mongoose, function() {
  User = mongoose.model('User')
  LoginToken = mongoose.model('LoginToken')
})

// Connection
mongoose.connect(app.set('connection'))

// Routes
require('./router')(app, Note, Comment, TrackBack, User, LoginToken, config)

if (!module.parent) {
  app.listen(app.set('port'))
  console.info('Express server listening on port %d', app.get('port'))
}