switch between s3/local storage in config

config/default.json

 {
   "endpoint": "http://localhost:9000",
-  "storage_bucket": "my_spacedeck_s3_bucket",
-  "storage_cdn": "xyz.cloudfront.net",
+  "storage_region": "eu-central-1",
+  "storage_bucket": "my_spacedeck_bucket",
+  "storage_cdn": "/storage",
+  "storage_local_path": "./storage",
   "google_access" : "",
   "google_secret" : "",
   "admin_pass": "very_secret_admin_password",

helpers/uploader.js

 'use strict';
 
-var AWS = require('aws-sdk');
-AWS.config.region = 'eu-central-1';
-
 var fs = require('fs');
 var config = require('config');
 
+// use AWS S3 or local folder depending on config
+if (config.get("storage_local_path")) {
+  var AWS = require('mock-aws-s3');
+  AWS.config.basePath = config.get("storage_local_path");
+} else {
+  var AWS = require('aws-sdk');
+  AWS.config.region = config.get("storage_region");
+}
+
 module.exports = {
   removeFile: (path, callback) => {
     const s3 = new AWS.S3({
-      region: 'eu-central-1'
+      region: config.get("storage_region")
     });
     const bucket = config.get("storage_bucket");
     s3.deleteObject({
@@ -39,9 +45,8 @@ module.exports = {
       }
     });
     fileStream.on('open', function () {
-      // FIXME
       var s3 = new AWS.S3({
-        region: 'eu-central-1'
+        region: config.get("storage_region")
       });
 
       s3.putObject({
@@ -54,7 +59,7 @@ module.exports = {
           console.error(err);
           callback(err);
         }else {
-          const url = "https://"+ config.get("storage_cdn") + "/" + fileName;
+          const url = config.get("storage_cdn") + "/" + fileName;
           console.log("[s3]" + localFilePath + " to " + url);
           callback(null, url);
         }

package.json

@@ -6,8 +6,8 @@
     "start": "nodemon -e .js,.html bin/www",
     "test": "mocha"
   },
-  "engines" : { 
-    "node" : ">=7.8.0" 
+  "engines": {
+    "node": ">=7.8.0"
   },
   "dependencies": {
     "archiver": "1.3.0",
@@ -28,7 +28,6 @@
     "googleapis": "18.0.0",
     "gulp": "^3.9.1",
     "gulp-concat": "2.6.0",
-    "gulp-eslint": "*",
     "gulp-express": "0.3.0",
     "gulp-nodemon": "*",
     "gulp-sass": "^2.0.3",
@@ -40,13 +39,13 @@
     "lodash": "^4.3.0",
     "log-timestamp": "latest",
     "md5": "2.2.1",
+    "mock-aws-s3": "^2.6.0",
     "moment": "2.18.1",
     "mongoose": "4.9.3",
     "morgan": "1.8.1",
+    "node-phantom-simple": "2.2.4",
     "node-sass-middleware": "0.11.0",
     "pdfkit": "0.8.0",
-    "validator": "7.0.0",
-    "node-phantom-simple": "2.2.4",
     "phantomjs-prebuilt": "2.1.14",
     "pm2": "latest",
     "qr-image": "3.2.0",
@@ -54,9 +53,11 @@
     "request": "2.81.0",
     "sanitize-html": "^1.11.1",
     "serve-favicon": "~2.4.2",
-    "swig": "1.4.2",
+    "serve-static": "^1.13.1",
     "slug": "0.9.1",
+    "swig": "1.4.2",
     "underscore": "1.8.3",
+    "validator": "7.0.0",
     "weak": "1.0.1",
     "ws": "2.2.3"
   },
@@ -65,7 +66,6 @@
     "gulp": "^3.9.1",
     "gulp-clean": "^0.3.2",
     "gulp-concat": "^2.6.0",
-    "gulp-eslint": "^3.0.1",
     "gulp-express": "^0.3.0",
     "gulp-fingerprint": "^0.3.2",
     "gulp-nodemon": "^2.0.4",
@@ -81,8 +81,7 @@
   },
   "description": "",
   "main": "Gulpfile.js",
-  "directories": {
-  },
+  "directories": {},
   "repository": {
     "type": "git",
     "url": "https://github.com/spacedeck/spacedeck-open.git"