oglimmer/citybuilder

var http = require('http')
var socketIO = require('socket.io');
var fs = require('fs');
var Config = require('./config');
var log4js = require('log4js');
var LogWrapper = require('./util/logger.js');
var logger = log4js.getLogger('io');

function baseHtmlHandler (req, res) {
    var lang = req.headers["accept-language"];
    logger.debug("Lang:"+lang);
    if((/^de/).test(lang)) {
        lang = "de";
    } else if((/^en/).test(lang)) {
        lang = "en";
    } else {
        lang = "en";
    }

    var urlData = require('url').parse(req.url);
    if(urlData.pathname == "/") {
        urlData.pathname = "/index.html";
    }
    // security: don't allow to step up
    urlData.pathname = urlData.pathname.replace('..','');    
    fs.readFile(__dirname + '/../client/' + urlData.pathname,
        function (err, data) {
            if (err) {
                res.writeHead(500);
                return res.end('Error loading ' + urlData.pathname );
            }
            res.setHeader("Set-Cookie", ["lang="+lang]);
            if((/\.js$/).test(urlData.pathname)) {
                res.setHeader("Content-Type", "application/javascript");            
            }    
            if((/\.css$/).test(urlData.pathname)) {
                res.setHeader("Content-Type", "text/css");            
            }    
            var dataStr = data.toString();
            if(dataStr.match(/^importFiles/) !== null) {
                var importFiles;
                eval(dataStr);
                var af = "";
                importFiles.forEach(function(e) {
                    var of = fs.readFileSync(__dirname+'/../client'+e);
                    af += of;
                });
                
                res.writeHead(200);
                res.end(af);

            } else {
                res.writeHead(200);
                res.end(data);                
            }
        }
    );
}

var app = http.createServer(baseHtmlHandler);
var io = socketIO.listen(app, {
    'logger': new LogWrapper()
});
app.listen(Config.httpPort, Config.httpHost);
logger.info(`Server listen on ${Config.httpHost}:${Config.httpPort}`);

require('./ioHandler.js')(io,logger);

module.exports = io