Added new SAX parser (much faster parsing)

lib/service_proxy/parser.rb

@@ -0,0 +1,29 @@
+module ServiceProxy
+  class Parser < Nokogiri::XML::SAX::Document
+    attr_accessor :wsdl_namespace, :soap_namespace, :target_namespace, :service_methods, :soap_actions
+
+    def initialize(*args)
+      self.service_methods = []
+      self.soap_actions = {}
+      super
+    end
+
+    def start_element_namespace(name, attributes, prefix, uri, namespace)      
+      case name
+        when 'definitions'
+          self.wsdl_namespace = prefix if uri == 'http://schemas.xmlsoap.org/wsdl/'
+          self.soap_namespace = prefix if uri == 'http://schemas.xmlsoap.org/wsdl/soap/'
+          attribute = attributes.find { |attribute| attribute.localname == 'targetNamespace' }
+          self.target_namespace = attribute.value if attribute
+        when "operation"
+          service_method = attributes.first.value if prefix == self.wsdl_namespace
+          soap_action = attributes.find { |attribute| attribute.localname == 'soapAction' }
+          self.soap_actions[self.service_methods.last] = soap_action.value if soap_action          
+          (self.service_methods << service_method unless self.service_methods.include?(service_method)) if service_method
+      end
+    end
+
+    def end_element_namespace(name, prefix, uri)
+    end
+  end
+end