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path: root/actionwebservice/lib/action_web_service/protocol/soap_protocol.rb
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module ActionWebService # :nodoc:
  module Protocol # :nodoc:
    module Soap # :nodoc:
      def self.included(base)
        base.register_protocol(SoapProtocol)
        base.class_inheritable_option(:wsdl_service_name)
      end
      
      class SoapProtocol < AbstractProtocol # :nodoc:
        def initialize
          @encoder = WS::Encoding::SoapRpcEncoding.new 'urn:ActionWebService'
          @marshaler = WS::Marshaling::SoapMarshaler.new 'urn:ActionWebService'
        end

        def unmarshal_request(ap_request)
          return nil unless has_valid_soap_action?(ap_request)
          method_name, params = @encoder.decode_rpc_call(ap_request.raw_post)
          params = params.map{|x| @marshaler.unmarshal(x)}
          service_name = ap_request.parameters['action']
          Request.new(self, method_name, params, service_name)
        end

        def protocol_client(api, protocol_name, endpoint_uri, options)
          return nil unless protocol_name == :soap
          ActionWebService::Client::Soap.new(api, endpoint_uri, options)
        end

        private
          def has_valid_soap_action?(request)
            return nil unless request.method == :post
            soap_action = request.env['HTTP_SOAPACTION']
            return nil unless soap_action
            soap_action = soap_action.dup
            soap_action.gsub!(/^"/, '')
            soap_action.gsub!(/"$/, '')
            soap_action.strip!
            return nil if soap_action.empty?
            soap_action
          end
        end
    end
  end
end