index.js

/* jshint es5:true */

module.exports = function (opts) {
  'use strict'

  var port = opts.port

  var webroot = process.cwd()

  var connect = require('connect')

  var serveStatic = require('serve-static')

  var http = require('http')

  var app = connect()
    .use(require('./lib/mid-logger')())
    .use(require('./lib/mid-index')(webroot, opts.index))
    .use(require('./lib/mid-lr')(opts.watch))
    .use(require('./lib/mid-buttle')(webroot))
    .use(require('./lib/mid-dir')(webroot, opts.nodir))
    .use(require('./lib/mid-php')(webroot, opts.phpBin))
    .use(serveStatic(webroot))
    .use(require('./lib/mid-less')(webroot))
    .use(function (req, res) {
      res.writeHead(404)
      res.end('Where you goin? NOWHERE!')
    })

  var server = http.createServer(app)

  var maxAttempts = opts.maxAttempts

  var portAttempts = 0

  server
    .listen(port, function () {
      console.log('Listening on port ' + port)

      if (opts.open) {
        require('open')(
          require('url').resolve('http://localhost:' + port, opts.open)
        )
      }

      require('./lib/live-reload-server')(opts.watch)
    })
    .on('error', function (err) {
      console.log(
        'Access to port ' +
          port +
          ' has been denied with error code: ' +
          err.code
      )
      portAttempts++
      if (
        (err.code === 'EACCES' || err.code === 'EADDRINUSE') &&
        portAttempts <= maxAttempts
      ) {
        // Port attempted is busy or blocked
        port++
        console.log(
          'Attempting port ' +
            port +
            '. Attempt ' +
            (portAttempts + 1) +
            ' out of ' +
            maxAttempts +
            '.'
        )
        server.listen(port)
      } else if (portAttempts > maxAttempts) {
        // Maximum nuber of attempts reached
        console.log('Reached the maximum number of connection attempts.')
      }
    })
}