fix bugs for i18n_variable in page and home

app/models/home.rb

@@ -6,5 +6,5 @@ class Home < Page
   def validates_presence_of_parent_id?
     false
   end
-  
+
 end

app/models/item.rb

@@ -60,7 +60,7 @@ class Item
   
   # Check if the page is home
   def is_home?
-    self.name.eql?('home') && self.parent_id.nil?
+    self.name.eql?('home') && (self.parent_id.nil? || self.parent_id.empty?)
   end
   
   # Build the url from the array of ancestors

app/views/admin/homes/_form.html.erb

@@ -9,8 +9,8 @@
 
 <% @site_valid_locales.each do |locale| %>
   <p>
-  <%= label_tag "#{f}[title]", "#{t('admin.title')} #{locale}" %>
-  <%= text_field_tag "#{f}[i18n_variable][#{locale}]", (@i18n_variable[locale] if @i18n_variable), :class => 'text' %>
+  <%= label_tag "home[title]", "#{t('admin.title')} #{locale}" %>
+  <%= text_field_tag "home[i18n_variable][#{locale}]", (@i18n_variable[locale] if @i18n_variable), :class => 'text' %>
   </p>
 <% end %>
 

app/views/admin/pages/_form.html.erb

@@ -2,7 +2,7 @@
 
 <p>
 <%= f.label :name, t('admin.name') %>
-<% if @page.parent_id.nil? %>
+<% if @page.parent_id.nil? || @page.parent_id.empty? %>
   <%= f.text_field :name, :class => 'text', :value => 'home', :disabled => true %>
   <%= f.hidden_field :name, :value => 'home' %>
 <% else %>
@@ -13,8 +13,8 @@
 
 <% @site_valid_locales.each do |locale| %>
   <p>
-  <%= label_tag "#{f}[title]", "#{t('admin.title')} #{locale}" %>
-  <%= text_field_tag "#{f}[i18n_variable][#{locale}]", (@i18n_variable[locale] if @i18n_variable), :class => 'text' %>
+  <%= label_tag "page[title]", "#{t('admin.title')} #{locale}" %>
+  <%= text_field_tag "page[i18n_variable][#{locale}]", (@i18n_variable[locale] if @i18n_variable), :class => 'text' %>
   </p>
 <% end %>