fix save modulgruppen

app/controllers/moduls_controller.rb

@@ -44,14 +44,11 @@ class ModulsController < ApplicationController
     end
   end
   def edit_lvas
-  
+      @lvas = @modul.lvas
-    @lvas = @modul.lvas
     @semester =  @modul.modulgruppen.flatten.map(&:studium).map(&:semester).flatten.uniq
 
   end
   def update_lvas
-   
-  
     @semester = @modul.modulgruppen.flatten.map(&:studium).map(&:semester).flatten.uniq
     @newlvas=Lva.update_multiple_with_modul(params["lvas"],@modul)
     @lvas=@newlvas

app/models/modulgruppe.rb

@@ -25,7 +25,9 @@ class Modulgruppe < ActiveRecord::Base
   validates :phase,  :inclusion => {:in => [1, 2, 3, 4]}
   validates :typ, :inclusion => {:in => ["Pflicht","Vertiefungspflicht","Wahl"] }
   translates :desc, :versioning =>true,:fallbacks_for_empty_translations => true
-
+  def long_name
+    self.studium_name + ": "+ name
+  end
   def studium_name
     self.studium.nil? ? "Kein Studium vorhanden" : self.studium.name
   end

app/views/moduls/_form.html.erb

@@ -1,6 +1,5 @@
 <div class="container-fluid">
   <%= semantic_form_for @modul do |f| %>
-
   <%= f.inputs do %>
   <div class="row-fluid">
     <div class="span9">
@@ -24,7 +23,7 @@
       </div>
     </div>
     <div class="span3">
-	<%= f.input :modulgruppen,:as => :check_boxes, :collection => Hash[Modulgruppe.all.map{|m| [m.studium.name + " " + m.name,m.id]}.sort] %>
+      <%= f.input :modulgruppen, :as => :check_boxes, :member_label=>:long_name, :collection => Modulgruppe.all %>
     </div>
   </div>