CLI setting for custom homebridge "home" path

Fixes #378

lib/cli.js

@@ -13,6 +13,7 @@ module.exports = function() {
   program
     .version(version)
     .option('-P, --plugin-path [path]', 'look for plugins installed at [path] as well as the default locations ([path] can also point to a single plugin)', function(p) { Plugin.addPluginPath(p); })
+    .option('-H, --homebridge-home [path]', 'look for homebridge user files at [path] instead of the default location (~/.homebridge)', function(p) { User.setStoragePath(p); })
     .option('-D, --debug', 'turn on debug level logging', function() { require('./logger').setDebugEnabled(true) })
     .parse(process.argv);
 

lib/user.js

@@ -14,6 +14,9 @@ module.exports = {
 // global cached config
 var config;
 
+// optional custom storage path
+var customStoragePath;
+
 function User() {
 }
   
@@ -22,6 +25,7 @@ User.config = function() {
 }
   
 User.storagePath = function() {
+  if (customStoragePath) return customStoragePath;
   var home = process.env.HOME || process.env.HOMEPATH || process.env.USERPROFILE;
   return path.join(home, ".homebridge");
 }
@@ -33,3 +37,7 @@ User.configPath = function() {
 User.persistPath = function() {
   return path.join(User.storagePath(), "persist");
 }
+
+User.setStoragePath = function(path) {
+  customStoragePath = path;
+}