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server.js
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server.js
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'use strict';
var _ = require('underscore');
var async = require('async');
var expiry = require('static-expiry');
var flash = require('connect-flash');
var engine = require('ejs-locals');
var express = require('express');
var force = require('express-force-domain');
var fs = require('fs');
var path = require('path');
var argv = require('optimist')
.describe('config', 'Location of the configuration file').default('config', './config.json')
.argv;
if (argv.h || argv.help) {
opt.showHelp();
return;
}
function createServer(config) {
var app = express();
//
// set stack of middleware used to resolve requests
//
if (config.domain) {
app.use(force(config.domain));
}
app.use(express.compress({
filter: function(req, res) {
var ext = path.extname(req.url);
return /json|text|javascript/.test(res.getHeader('Content-Type'));
}
}));
['public', 'views'].forEach(function (dir) {
dir = path.join(__dirname, dir);
app.use(expiry(app, { dir: dir, cacheControl: 'public' }));
app.use(express.static(dir, { maxAge: Infinity }));
});
app.use(express.bodyParser());
app.use(express.cookieParser());
app.use(express.session({ secret: 'venus' }));
app.use(flash());
app.use(function (req, res, next) {
res.locals.config = config;
res.locals.request = req;
res.locals.getErrors = function () {
var errors = req.flash('error');
var err;
if ((err = req.param('error', null))) {
errors.push(err)
}
return errors;
};
next();
});
app.use(app.router);
app.use(function (err, req, res, next) {
console.error(err);
res.render('500');
});
app.use(function (req, res) {
res.render('404');
});
//
// setup ejs views as default
//
app.engine('ejs', engine);
app.set('views', __dirname + '/views');
app.set('view engine', 'ejs');
//
// setup routes
//
var dirRoutes = __dirname + '/lib/routes/';
async.waterfall([
function (next) {
fs.readdir(dirRoutes, function (err, files) {
if (err) {
return next(err);
}
next(null, files);
});
},
function (files, next) {
files.forEach(function (file) {
console.log('Adding routes from "' + dirRoutes + file + '"');
require(dirRoutes + file)(app);
});
}
],
function (err) {
console.log(err);
});
//
// start listening!
//
app.listen(config.port);
console.log('Server is now listening on port', config.port);
}
function loadConfig(configPath) {
var config = {
// domain: 'http://www.quakejs.com',
port: 8080,
content: {
host: 'localhost',
port: 9000
},
master: {
host: 'localhost',
port: 27950
}
};
try {
console.log('Loading config file from ' + configPath + '..');
var data = require(configPath);
_.extend(config, data);
} catch (e) {
console.log('Failed to load config', e);
}
return config;
}
(function main() {
var config = loadConfig(argv.config);
createServer(config);
})();