add ldap support

Achtung dieses diff benötigt einen neuen Eintrag im secrets config file

app/controllers/users/omniauth_callbacks_controller.rb

@@ -1,10 +1,17 @@
 
 class Users::OmniauthCallbacksController < Devise::OmniauthCallbacksController
-  def facebook
+skip_before_filter :verify_authenticity_token
+def failure
+  
+ # flash[:notice] = "Failure #{Hash.new(request.env)} #{Hash.new(params)}"
+#redirect_to new_user_registration_url , :notice=>"Omniauth Login failed" 
+super
+end  
+def facebook
     # You need to implement the method below in your model (e.g. app/models/user.rb)
     @user = User.find_for_facebook_oauth(request.env["omniauth.auth"], current_user)
 
-    if @user.persisted?
+    if @user
       sign_in_and_redirect @user, :event => :authentication #this will throw if @user is not activated
       set_flash_message(:notice, :success, :kind => "Facebook") if is_navigational_format?
     else
@@ -12,4 +19,25 @@ class Users::OmniauthCallbacksController < Devise::OmniauthCallbacksController
       redirect_to new_user_registration_url
     end
   end
+
+  def ldap
+logger.debug current_user.to_s
+    @user=User.find_for_ldap_oauth(request.env["omniauth.auth"],current_user) 
+ #  @user=User.find_for_ldap_oauth(session["devise.ldap_data"],current_user)
+   # @user=User.first
+#    flash[:notice]="#{request.env}"
+    #  sign_in_and_redirect @user, :event=>:authentication
+# debug @user
+#debug 
+ #   logger.info "Request  attributes hash: #{request.env}"
+    if @user
+      sign_in_and_redirect @user, :event => :authentication
+      set_flash_message(:notice,:success,:kind=>"Ldap") if is_navigational_format?
+    else
+      session["devise.ldap_data"]=request.env["omniauth.auth"]
+      # set_flash_message(:notice, "sdfsdf")
+      flash[:notice]=flash[:notice] + "Still not logged in "
+     redirect_to new_user_registration_url
+    end
+  end
 end