FIXES:

* Inflections für Thema/Themen etc.
  * Korrigierte Views

app/models/frage.rb

@@ -1,10 +1,9 @@
 class Frage < ActiveRecord::Base
-  has_paper_trail
   attr_accessible :text, :title
   belongs_to :thema
   
   validates :thema, :presence => true
-  validates :title, :prescece => true
+  validates :title, :presence => true
   
   translates :title,:text, :versioning =>true, :fallbacks_for_empty_translations => true
 end

app/models/frage.rb~

@@ -1,3 +1,10 @@
 class Frage < ActiveRecord::Base
+  has_paper_trail
   attr_accessible :text, :title
+  belongs_to :thema
+  
+  validates :thema, :presence => true
+  validates :title, :presence => true
+  
+  translates :title,:text, :versioning =>true, :fallbacks_for_empty_translations => true
 end

app/models/thema.rb

@@ -1,10 +1,11 @@
 class Thema < ActiveRecord::Base
-  has_paper_trail
   attr_accessible :text, :title
   has_many :fragen
   has_many :attachments
-  belongs_to :themengruppe
+  belongs_to :themengruppe, :foreign_key => "themengruppe_id"
   
   validates :themengruppe, :presence => true
   validates :title, :presence => true
+
+  translates :title,:text, :versioning =>true, :fallbacks_for_empty_translations => true
 end

app/models/thema.rb~

@@ -1,5 +1,11 @@
 class Thema < ActiveRecord::Base
   attr_accessible :text, :title
   has_many :fragen
+  has_many :attachments
   belongs_to :themengruppe
+  
+  validates :themengruppe, :presence => true
+  validates :title, :presence => true
+
+  translates :title,:text, :versioning =>true, :fallbacks_for_empty_translations => true
 end

app/models/themengruppe.rb

@@ -1,8 +1,9 @@
 class Themengruppe < ActiveRecord::Base
-  has_paper_trail
   attr_accessible :text, :title
   has_many :themen
   has_many :fragen, through: :themen
   
   validates :title, :presence => true
+
+  translates :title,:text, :versioning =>true, :fallbacks_for_empty_translations => true
 end

app/models/themengruppe.rb~

@@ -1,3 +1,8 @@
 class Themengruppe < ActiveRecord::Base
+  has_paper_trail
   attr_accessible :text, :title
+  has_many :themen
+  has_many :fragen, through: :themen
+  
+  validates :title, :presence => true
 end

app/views/fragen/show.html.erb

@@ -1,12 +1,10 @@
 <p id="notice"><%= notice %></p>
 
-<p>
-  <b>Title:</b>
+<h1>
   <%= @frage.title %>
-</p>
+</h1>
 
 <p>
-  <b>Text:</b>
   <%= @frage.text %>
 </p>
 

app/views/fragen/show.html.erb~

@@ -0,0 +1,15 @@
+<p id="notice"><%= notice %></p>
+
+<p>
+  <b>Title:</b>
+  <%= @frage.title %>
+</p>
+
+<p>
+  <b>Text:</b>
+  <%= @frage.text %>
+</p>
+
+
+<%= link_to 'Edit', edit_frage_path(@frage) %> |
+<%= link_to 'Back', fragen_path %>

app/views/themengruppen/index.html.erb

@@ -9,17 +9,17 @@
     <th></th>
   </tr>
 
-<% @themengruppen.each do |themagruppen| %>
+<% @themengruppen.each do |themengruppe| %>
   <tr>
-    <td><%= themagruppen.title %></td>
-    <td><%= themagruppen.text %></td>
-    <td><%= link_to 'Show', themagruppen %></td>
-    <td><%= link_to 'Edit', edit_themagruppen_path(themagruppen) %></td>
-    <td><%= link_to 'Destroy', themagruppen, method: :delete, data: { confirm: 'Are you sure?' } %></td>
+    <td><%= themengruppe.title %></td>
+    <td><%= themengruppe.text %></td>
+    <td><%= link_to 'Show', themengruppe %></td>
+    <td><%= link_to 'Edit', edit_themengruppe_path(themengruppe) %></td>
+    <td><%= link_to 'Destroy', themengruppe, method: :delete, data: { confirm: 'Are you sure?' } %></td>
   </tr>
 <% end %>
 </table>
 
 <br />
 
-<%= link_to 'New Themengruppe', new_themagruppen_path %>
+<%= link_to 'New Themengruppe', new_themengruppe_path %>

app/views/themengruppen/index.html.erb~

@@ -0,0 +1,25 @@
+<h1>Listing themengruppen</h1>
+
+<table>
+  <tr>
+    <th>Title</th>
+    <th>Text</th>
+    <th></th>
+    <th></th>
+    <th></th>
+  </tr>
+
+<% @themengruppen.each do |themagruppen| %>
+  <tr>
+    <td><%= themagruppen.title %></td>
+    <td><%= themagruppen.text %></td>
+    <td><%= link_to 'Show', themagruppen %></td>
+    <td><%= link_to 'Edit', edit_themagruppen_path(themagruppen) %></td>
+    <td><%= link_to 'Destroy', themagruppen, method: :delete, data: { confirm: 'Are you sure?' } %></td>
+  </tr>
+<% end %>
+</table>
+
+<br />
+
+<%= link_to 'New Themengruppe', new_themagruppen_path %>