From e7a29380292902eae4799b2658507b3cfffb9cec Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Fri, 18 Feb 2005 10:35:25 +0000
Subject: Added Action Service to the repository

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@658 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 .../lib/action_service/router/action_controller.rb | 97 ++++++++++++++++++++++
 1 file changed, 97 insertions(+)
 create mode 100644 actionservice/lib/action_service/router/action_controller.rb

(limited to 'actionservice/lib/action_service/router/action_controller.rb')

diff --git a/actionservice/lib/action_service/router/action_controller.rb b/actionservice/lib/action_service/router/action_controller.rb
new file mode 100644
index 0000000000..01bd298bce
--- /dev/null
+++ b/actionservice/lib/action_service/router/action_controller.rb
@@ -0,0 +1,97 @@
+module ActionService # :nodoc:
+  module Router # :nodoc:
+    module ActionController # :nodoc:
+      def self.append_features(base) # :nodoc:
+        base.add_service_api_callback do |container_class, api|
+          if container_class.service_dispatching_mode == :direct && !container_class.method_defined?(:api)
+            container_class.class_eval <<-EOS
+              def api
+                process_action_service_request
+              end
+            EOS
+          end
+        end
+        base.add_service_definition_callback do |klass, name, info|
+          if klass.service_dispatching_mode == :delegated
+            klass.class_eval <<-EOS
+              def #{name}
+                process_action_service_request
+              end
+            EOS
+          end
+        end
+        base.send(:include, ActionService::Router::ActionController::InstanceMethods)
+      end
+
+      module InstanceMethods # :nodoc:
+        private
+          def process_action_service_request
+            protocol_request = nil
+            begin
+              begin
+                protocol_request = probe_request_protocol(self.request)
+              rescue Exception => e
+                logger.error "Invalid request: #{e.message}"
+                logger.error self.request.raw_post
+                raise
+              end
+              if protocol_request
+                log_request(protocol_request)
+                protocol_response = dispatch_service_request(protocol_request)
+                log_response(protocol_response)
+                response_options = {
+                  :type        => protocol_response.content_type,
+                  :disposition => 'inline'
+                }
+                send_data(protocol_response.raw_body, response_options)
+              else
+                logger.fatal "Invalid Action Service service or method requested"
+                render_text 'Internal protocol error', "500 Invalid service/method"
+              end
+            rescue Exception => e
+              log_error e unless logger.nil?
+              exc_response = nil
+              case service_dispatching_mode
+              when :direct
+                if self.class.service_exception_reporting
+                  exc_response = protocol_request.protocol.marshal_exception(e)
+                end
+              when :delegated
+                service_object = service_object(protocol_request.service_name) rescue nil
+                if service_object && service_object.class.service_exception_reporting
+                  exc_response = protocol_request.protocol.marshal_exception(e) rescue nil
+                end
+              end
+              if exc_response
+                response_options = {
+                  :type        => exc_response.content_type,
+                  :disposition => 'inline'
+                }
+                log_response exc_response
+                send_data(exc_response.raw_body, response_options)
+              else
+                render_text 'Internal protocol error', "500 #{e.message}"
+              end
+            end
+          end
+
+          def log_request(protocol_request)
+            unless logger.nil?
+              service_name = protocol_request.service_name
+              method_name = protocol_request.public_method_name
+              logger.info "\nProcessing Action Service Request: #{service_name}##{method_name}"
+              logger.info "Raw Request Body:"
+              logger.info protocol_request.raw_body
+            end
+          end
+
+          def log_response(protocol_response)
+            unless logger.nil?
+              logger.info "\nRaw Response Body:"
+              logger.info protocol_response.raw_body
+            end
+          end
+      end
+    end
+  end
+end
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