some revert stuff

config/locales/sisyphus.en.yml

@@ -0,0 +1,4 @@
+en:
+  sisyphus:
+    autosaved_content: You are viewing autosaved content.
+    revert: Revert to original content

lib/sisyphus-rails.rb

@@ -7,8 +7,25 @@ module Sisyphus
   mattr_accessor :process
   mattr_accessor :app_root
   mattr_accessor :config
+  mattr_accessor :form_builder
   
   def self.setup
     yield self
   end
-end
+
+  class FormBuilder
+    def initialize(template)
+      @template = template
+    end
+
+    def status
+      @template.content_tag(:div, message.html_safe, :class => 'sisyphus_status', :style => 'display: none')
+    end
+
+    def message
+      @template.t('sisyphus.autosaved_content') << @template.content_tag(:button, @template.t('sisyphus.revert'))
+    end
+  end
+
+  Sisyphus.form_builder = Sisyphus::FormBuilder
+end

lib/sisyphus-rails/form_helper.rb

@@ -28,6 +28,11 @@ module ActionView
       end
 
       alias_method_chain :form_for, :sisyphus
+
+      def sisyphus_status
+        Sisyphus.form_builder.new(self).status
+      end
     end
   end
-end
+end
+

lib/sisyphus-rails/form_tag_helper.rb

@@ -6,7 +6,7 @@ module ActionView
         buf = ActiveSupport::SafeBuffer.new
 
         if options.has_key?(:id) && Sisyphus::process
-          buf.safe_concat("<script type=\"text/javascript\">$(document).ready(function() {$('##{options[:id]}').sisyphus({excludeFields: $('input[name=utf8], input[name=_method], input[name=authenticity_token]')});});</script>")
+          buf.safe_concat("<script type=\"text/javascript\">$(document).ready(function() {$('##{options[:id]}').sisyphus({onRestore: $.sisyphus.railsRestore, excludeFields: $('input[name=utf8], input[name=_method], input[name=authenticity_token]')});});</script>")
         end
 
         buf << form_tag_without_sisyphus(url_for_options, options, &block)

vendor/assets/javascripts/sisyphus/rails.js

@@ -0,0 +1,11 @@
+//= require sisyphus
+//= require_self
+
+$.sisyphus.railsRestore = function() {
+  $('.sisyphus_status').show().find('button').unbind().click(function() {
+    $.sisyphus().manuallyReleaseData();
+    window.location.href = window.location.href;
+    return false;
+  });
+};
+