Omniauth callbacks moved to methods

lib/gitlab/omniauth_initializer.rb

@@ -27,32 +27,7 @@ module Gitlab
           # An Array from the configuration will be expanded.
           provider_arguments.concat provider['args']
         when Hash
-          # Add procs for handling SLO
-          if provider['name'] == 'cas3'
-            provider['args'][:on_single_sign_out] = lambda do |request|
-              ticket = request.params[:session_index]
-              raise "Service Ticket not found." unless Gitlab::Auth::OAuth::Session.valid?(:cas3, ticket)
-
-              Gitlab::Auth::OAuth::Session.destroy(:cas3, ticket)
-              true
-            end
-          end
-
-          if provider['name'] == 'authentiq'
-            provider['args'][:remote_sign_out_handler] = lambda do |request|
-              authentiq_session = request.params['sid']
-              if Gitlab::Auth::OAuth::Session.valid?(:authentiq, authentiq_session)
-                Gitlab::Auth::OAuth::Session.destroy(:authentiq, authentiq_session)
-                true
-              else
-                false
-              end
-            end
-          end
-
-          if provider['name'] == 'shibboleth'
-            provider['args'][:fail_with_empty_uid] = true
-          end
+          set_provider_specific_defaults(provider)
 
           # A Hash from the configuration will be passed as is.
           provider_arguments << provider['args'].symbolize_keys
@@ -61,5 +36,42 @@ module Gitlab
         config.omniauth provider['name'].to_sym, *provider_arguments
       end
     end
+
+    def set_provider_specific_defaults(provider)
+      # Add procs for handling SLO
+      if provider['name'] == 'cas3'
+        provider['args'][:on_single_sign_out] = cas3_signout_handler
+      end
+
+      if provider['name'] == 'authentiq'
+        provider['args'][:remote_sign_out_handler] = authentiq_signout_handler
+      end
+
+      if provider['name'] == 'shibboleth'
+        provider['args'][:fail_with_empty_uid] = true
+      end
+    end
+
+    def cas3_signout_handler
+      lambda do |request|
+        ticket = request.params[:session_index]
+        raise "Service Ticket not found." unless Gitlab::Auth::OAuth::Session.valid?(:cas3, ticket)
+
+        Gitlab::Auth::OAuth::Session.destroy(:cas3, ticket)
+        true
+      end
+    end
+
+    def authentiq_signout_handler
+      lambda do |request|
+        authentiq_session = request.params['sid']
+        if Gitlab::Auth::OAuth::Session.valid?(:authentiq, authentiq_session)
+          Gitlab::Auth::OAuth::Session.destroy(:authentiq, authentiq_session)
+          true
+        else
+          false
+        end
+      end
+    end
   end
 end