Make a generic preferred color scheme method

[rails.git] / app / controllers / site_controller.rb

diff --git a/app/controllers/site_controller.rb b/app/controllers/site_controller.rb
index 5d63e79fd3937fc178791920477b3668129e92ce..58f0a11c9340bbd796082622f3d6dcdbe852d13d 100644 (file)
--- a/app/controllers/site_controller.rb
+++ b/app/controllers/site_controller.rb
@@ -138,7 +138,12 @@ class SiteController < ApplicationController
   end
 
   def preview
   end
 
   def preview

-    render :html => RichText.new(params[:type], params[:text]).to_html
+    if params[:text].blank?
+      flash.now[:warning] = t("layouts.nothing_to_preview")
+      render :partial => "layouts/flash"
+    else
+      render :html => RichText.new(params[:type], params[:text]).to_html
+    end

   end
 
   def id
   end
 
   def id