add getter and setter but still maintain compatibility with using @ac…

…count

README

@@ -7,6 +7,9 @@ match this style and to get the current account key from the subdomain.
 
 The methods are: account_url, account_host, and account_domain.
 
+current_account can be used to get and set the currently active account.
+
+
 Example:
 
   class ApplicationController < ActionController::Base
@@ -15,9 +18,15 @@ Example:
 
     protected
       def find_account
-        @account = Account.find_by_username(account_subdomain)
+        self.current_account = Account.find_by_username(account_subdomain)
       end
   end
+
+  class UsersController < ApplicationController
+    def index
+      @users = current_account.users.all
+    end
+  end
 
   class AccountController < ApplicationController
     def new
@@ -40,7 +49,7 @@ Example:
 
   Your domain: <%= account_url %>
 
-By default, all the methods will query for @account.username as the account key, but you can
+By default, all the methods will query for current_account.username as the account key, but you can
 specialize that by overwriting default_account_subdomain. You can of course also pass it in
 as the first argument to all the methods.
 

lib/account_location.rb

@@ -1,11 +1,22 @@
 module AccountLocation
   def self.included(controller)
-    controller.helper_method(:account_domain, :account_subdomain, :account_host, :account_url)
+    controller.helper_method(:account_domain, :account_subdomain, :account_host, :account_url,
+      :current_account)
   end
 
   protected
+
+    def current_account
+      @current_account
+    end
+
+    def current_account=(account)
+      @current_account = account
+    end
+
     def default_account_subdomain
-      @account.username if @account && @account.respond_to?(:username)
+      account = current_account || @account
+      account.username if account && account.respond_to?(:username)
     end
 
     def account_url(account_subdomain = default_account_subdomain, use_ssl = request.ssl?)