server.coffee

   1 handler = (req, res) ->
   2         reply_err = (req, res, msg) ->
   3                 res.writeHead(200, 'Content-Type': 'text/plain')
   4                 return res.end("Error loading #{req.url} \"#{msg}\"")
   5         switch req.url
   6                 when '/', '/index.html'
   7                         filename = __dirname + '/index.html'
   8                         type = 'text/html'
   9                 when '/jquery.js'
  10                         filename = '/usr/share/javascript/jquery/jquery.min.js'
  11                         type = 'text/javascript'
  12                 when '/terminal.js'
  13                         filename = __dirname + '/terminal.coffee'
  14                         type = 'text/javascript'
  15                 when '/client.js'
  16                         filename = __dirname + '/client.coffee'
  17                         type = 'text/javascript'
  18                 else
  19                         return reply_err req, res
  20         fs.readFile filename, 'utf8', (err, data) ->
  21                 return reply_err req, res, err if err
  22
  23                 if filename.substr(filename.length - 7) is '.coffee'
  24                         try
  25                                 data = coffee.compile data
  26                         catch e
  27                                 return reply_err req, res, "server faild to compile #{filename}: #{JSON.stringify(e)}"
  28
  29                 res.writeHead(200, 'Content-Type': type)
  30                 res.end(data)
  31
  32 coffee = require 'coffee-script'
  33 app = require('http').createServer(handler)
  34 io = require('socket.io').listen(app)
  35 fs = require('fs')
  36 terminal = require('./terminal.coffee')
  37
  38 # SETTINGS
  39 app.listen(9293)
  40 term = terminal.new(104, 66)
  41
  42 sockets = []
  43
  44 io.sockets.on 'connection', (socket) ->
  45         sockets.push socket
  46         socket.on 'disconnect', ->
  47                 for i in [i...sockets.length]
  48                         if sockets[i] is socket
  49                                 sockets.splice i, 1
  50                                 return
  51
  52         socket.emit 'init', width: term.width, height: term.height, x: term.x, y: term.y, a: term.a, text: term.text, attributes: term.attributes
  53
  54 process.stdin.resume()
  55 process.stdin.setEncoding 'utf8'
  56
  57 process.stdin.on 'data', (data) ->
  58         term.update data
  59         for s in sockets
  60                 s.emit 'data', data
  61
  62 process.stdin.on 'end', -> process.exit()