Add static option

src/server/defaults.js

@@ -1,41 +1,48 @@
 var fs = require('fs')
+var path = require('path')
 var express = require('express')
 var logger = require('morgan')
 var cors = require('cors')
 var errorhandler = require('errorhandler')
 
-var arr = []
+module.exports = function (opts) {
+  var userDir = path.join(process.cwd(), 'public')
+  var defaultDir = path.join(__dirname, 'public')
+  var staticDir = fs.existsSync(userDir) ?
+    userDir :
+    defaultDir
 
-// Logger
-arr.push(logger('dev', {
-  skip: function (req, res) {
-    return process.env.NODE_ENV === 'test' ||
-      req.path === '/favicon.ico'
+  opts = opts || { static: staticDir }
+
+  var arr = []
+
+  // Logger
+  arr.push(logger('dev', {
+    skip: function (req, res) {
+      return process.env.NODE_ENV === 'test' ||
+        req.path === '/favicon.ico'
+    }
+  }))
+
+  // Enable CORS for all the requests, including static files
+  arr.push(cors({ origin: true, credentials: true }))
+
+  if (process.env.NODE_ENV === 'development') {
+    // only use in development
+    arr.push(errorhandler())
   }
-}))
 
-// Enable CORS for all the requests, including static files
-arr.push(cors({ origin: true, credentials: true }))
+  // Serve static files
+  arr.push(express.static(opts.static))
 
-if (process.env.NODE_ENV === 'development') {
-  // only use in development
-  arr.push(errorhandler())
+  // No cache for IE
+  // https://support.microsoft.com/en-us/kb/234067
+  arr.push(function (req, res, next) {
+    res.header('Cache-Control', 'no-cache')
+    res.header('Pragma', 'no-cache')
+    res.header('Expires', '-1')
+    next()
+  })
+
+  return arr
 }
-
-// Serve static files
-if (fs.existsSync(process.cwd() + '/public')) {
-  arr.push(express.static(process.cwd() + '/public'))
-} else {
-  arr.push(express.static(__dirname + '/public'))
-}
-
-// No cache for IE
-// https://support.microsoft.com/en-us/kb/234067
-arr.push(function (req, res, next) {
-  res.header('Cache-Control', 'no-cache')
-  res.header('Pragma', 'no-cache')
-  res.header('Expires', '-1')
-  next()
-})
-
-module.exports = arr