Remove duplcation about update settings

app/controllers/admin/base_controller.rb

@@ -17,6 +17,14 @@ def insert_editor
 
   private
 
+  def update_settings_with!(params)
+    Blog.transaction do
+      params[:setting].each { |k,v| this_blog.send("#{k.to_s}=", v) }
+      this_blog.save
+      flash[:notice] = _('config updated.')
+    end
+  end
+
   def save_a(object, title)
     if object.save
       flash[:notice] = _("#{title.capitalize} was successfully saved.")

app/controllers/admin/seo_controller.rb

@@ -32,11 +32,7 @@ def update_settings
     if params[:setting]['permalink_format'] and params[:setting]['permalink_format'] == 'custom'
       params[:setting]['permalink_format'] = params[:setting]['custom_permalink']
     end
-    Blog.transaction do
-      params[:setting].each { |k,v| this_blog.send("#{k.to_s}=", v) }
-      this_blog.save
-      flash[:notice] = _('config updated.')
-    end
+    update_settings_with!(params)
     if params[:setting][:robots].present?
       Robot.new.add(params[:setting][:robots])
     end

app/controllers/admin/settings_controller.rb

@@ -10,21 +10,16 @@ def index
 
   def write; load_settings end
   def feedback; load_settings end
-  
+
   def redirect
     flash[:notice] = _("Please review and save the settings before continuing")
     redirect_to :action => "index"
   end
 
   def update
     if request.post?
-      Blog.transaction do
-        params[:setting].each { |k,v| this_blog.send("#{k.to_s}=", v) }
-        this_blog.save
-        flash[:notice] = _('config updated.')
-      end
-
-      redirect_to :action => params[:from]
+      update_settings_with!(params)
+      redirect_to action: params[:from]
     end
   rescue ActiveRecord::RecordInvalid
     render params[:from]