code style on debomatic-webui main file

debomatic-webui/debomatic-webui.coffee

-"use strict"
-
 ###
 Module dependencies.
 ###
-http = require("http")
-express = require("express")
+app = module.exports = require("express")()
+server = require("http").createServer(app)
+io = require("socket.io")(server)
+
 serve_static = require("serve-static")
 serve_index = require("serve-index")
 errorhandler = require("errorhandler")
+
 routes = require("./routes")
 config = require("./lib/config")
 utils = require("./lib/utils")
+
 Client = require("./lib/client")
 Debomatic = require("./lib/debomatic")
-app = module.exports = express()
-server = http.createServer(app)
-io = require("socket.io")(server)
+
+
+# error handler setup
 env = process.env.NODE_ENV or "development"
-if "development" is env
-    app.use errorhandler(
-        dumpExceptions: true
-        showStack: true
-    )
-else app.use errorhandler() if "production" is env
-app.set "views", __dirname + "/views"
-app.set "view engine", "ejs"
+if env is "development"
+    app.use(errorhandler({dumpExceptions: true, showStack: true}))
+else
+    app.use(errorhandler())
+
+# the views
+app.set("views", __dirname + "/views")
+app.set("view engine", "ejs")
 
 # index page
-app.get "/", routes.index
+app.get("/", routes.index)
 
 # distibution page
-app.get config.routes.distribution, routes.distribution
+app.get(config.routes.distribution, routes.distribution)
 
-# parefernces page
+# preferences page
 if config.routes.preferences
-    app.get config.routes.preferences, routes.preferences
+    app.get(config.routes.preferences, routes.preferences)
 
 # commands page
-app.get config.routes.commands, routes.commands if config.routes.commands
+if config.routes.commands
+    app.get(config.routes.commands, routes.commands)
 
 # debomatic static page
 if config.routes.debomatic
     app.all config.routes.debomatic + "*", (req, res, next) ->
-
         # send 403 status when users want to browse the chroots:
         # - unstable/unstable
         # - unstable/build/*
         # this prevents system crashes
         base = config.routes.debomatic
-        base += (if base[base.length - 1] isnt "/" then "/" else "") # append /
+        base += "/" if base[base.length - 1] isnt "/" # append /
         match = req.url.replace(base, "").split("/")
         match.pop() if match[match.length - 1] is ""
 
@@ -60,45 +62,33 @@ if config.routes.debomatic
             next()
         return
 
-    app.use config.routes.debomatic, serve_static(config.debomatic.path)
+    app.use(config.routes.debomatic, serve_static(config.debomatic.path))
     app.use(config.routes.debomatic, serve_index(config.debomatic.path,
                                                  {view: "details", icons: true}))
 
 # serve stylesheet-javascript
-app.use serve_static(__dirname + "/public")
+app.use(serve_static(__dirname + "/public"))
 
 # serve dsc files as octet-stream
-serve_static.mime.define "application/octet-stream": ["dsc"]
+serve_static.mime.define("application/octet-stream": ["dsc"])
 
 # Listening
 server.listen config.port, config.host, null, (err) ->
 
-    # Checking nodejs with sudo:
-    # Find out which user used sudo through the environment variable
-    # and set his user id
-    uid = parseInt(process.env.SUDO_UID)
-    if uid
-        console.log "Please do not run nodejs with sudo. " +
-                    "Changing user to %d", uid
-        process.setgid uid
-        process.setuid uid
-
     debomatic = new Debomatic(io.sockets)
     debomatic.start()
 
     io.sockets.on "connection", (socket) ->
         client = new Client(socket)
         client.start()
-        client.send_status debomatic.status
+        client.send_status(debomatic.status)
         client.send_status_debomatic(debomatic.running)
         client.send_distributions(debomatic.distributions)
-        return
 
     console.log "Debomatic-webui listening on %s:%d in %s mode",
                 server.address().address,
                 server.address().port,
                 app.settings.env
-    return
 
 server.on "error", (e) ->
     if e.code is "EADDRINUSE"