bin/www now reads config

- added reading the yaml config to bin/www to configure the port

bin/www

@@ -4,22 +4,33 @@
  * Module dependencies.
  */
 
-var app = require('../app');
-var debug = require('debug')('whooshy:server');
-var http = require('http');
+const app = require('../app');
+const debug = require('debug')('whooshy:server');
+const http = require('http');
+const yaml = require('js-yaml');
+const fsx = require('fs-extra');
+
+try {
+  let settings = yaml.safeLoad(fsx.readFileSync('default-config.yaml'));
+
+  if (fsx.existsSync('config.yaml'))
+    Object.assign(settings, yaml.safeLoad(fsx.readFileSync('config.yaml')));
+} catch (err) {
+  console.error(err);
+}
 
 /**
  * Get port from environment and store in Express.
  */
 
-var port = normalizePort(process.env.PORT || '3000');
+let port = normalizePort(process.env.PORT || settings.port || '3000');
 app.set('port', port);
 
 /**
  * Create HTTP server.
  */
 
-var server = http.createServer(app);
+let server = http.createServer(app);
 
 /**
  * Listen on provided port, on all network interfaces.
@@ -34,7 +45,7 @@ server.on('listening', onListening);
  */
 
 function normalizePort(val) {
-  var port = parseInt(val, 10);
+  let port = parseInt(val, 10);
 
   if (isNaN(port)) {
     // named pipe
@@ -58,7 +69,7 @@ function onError(error) {
     throw error;
   }
 
-  var bind = typeof port === 'string'
+  let bind = typeof port === 'string'
     ? 'Pipe ' + port
     : 'Port ' + port;
 
@@ -82,8 +93,8 @@ function onError(error) {
  */
 
 function onListening() {
-  var addr = server.address();
-  var bind = typeof addr === 'string'
+  let addr = server.address();
+  let bind = typeof addr === 'string'
     ? 'pipe ' + addr
     : 'port ' + addr.port;
   debug('Listening on ' + bind);