Add support for a button_config.url. Fixes #85

config/environment.rb

@@ -282,6 +282,11 @@ Config.schema do
 
   end
 
+  #the url for your button. As a default, it takes what's in CDN.url
+  optional(:button_domain).schema do
+    required(:url).filled?(:str)
+  end
+
 end
 
 Settings.reload!

lib/tasks/settings.rake

@@ -12,10 +12,13 @@ namespace :settings do
   end
 
   task :generate_json => :environment do
+
     cdn_url= URI(Settings.cdn.url)
     cdn_url.port = Settings.cdn.port if Settings.cdn.port
     cdn_url = cdn_url.to_s
-
+    if (Settings.button_config.url)
+      cdn_url= URI(Settings.button_config.url).to_s
+    end
     c = {button:{url:cdn_url,css:"#{cdn_url}/css/donate-button.v2.css"}}
     open(File.expand_path('config/settings.json', Rails.root), 'w') do |f|
       f.write(c.to_json)