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# SOAP4R - WSDL encoded mapping registry.
# Copyright (C) 2000-2003, 2005 NAKAMURA, Hiroshi <nahi@ruby-lang.org>.
# This program is copyrighted free software by NAKAMURA, Hiroshi. You can
# redistribute it and/or modify it under the same terms of Ruby's license;
# either the dual license version in 2003, or any later version.
require 'xsd/qname'
require 'xsd/namedelements'
require 'soap/baseData'
require 'soap/mapping/mapping'
require 'soap/mapping/typeMap'
module SOAP
module Mapping
class WSDLEncodedRegistry < Registry
include TraverseSupport
attr_reader :definedelements
attr_reader :definedtypes
attr_accessor :excn_handler_obj2soap
attr_accessor :excn_handler_soap2obj
def initialize(definedtypes = XSD::NamedElements::Empty)
@definedtypes = definedtypes
# @definedelements = definedelements needed?
@excn_handler_obj2soap = nil
@excn_handler_soap2obj = nil
# For mapping AnyType element.
@rubytype_factory = RubytypeFactory.new(
:allow_untyped_struct => true,
:allow_original_mapping => true
)
@schema_element_cache = {}
end
def obj2soap(obj, qname = nil)
soap_obj = nil
if type = @definedtypes[qname]
soap_obj = obj2typesoap(obj, type)
else
soap_obj = any2soap(obj, qname)
end
return soap_obj if soap_obj
if @excn_handler_obj2soap
soap_obj = @excn_handler_obj2soap.call(obj) { |yield_obj|
Mapping._obj2soap(yield_obj, self)
}
return soap_obj if soap_obj
end
if qname
raise MappingError.new("cannot map #{obj.class.name} as #{qname}")
else
raise MappingError.new("cannot map #{obj.class.name} to SOAP/OM")
end
end
# map anything for now: must refer WSDL while mapping. [ToDo]
def soap2obj(node, obj_class = nil)
begin
return any2obj(node, obj_class)
rescue MappingError
end
if @excn_handler_soap2obj
begin
return @excn_handler_soap2obj.call(node) { |yield_node|
Mapping._soap2obj(yield_node, self)
}
rescue Exception
end
end
raise MappingError.new("cannot map #{node.type.name} to Ruby object")
end
private
def any2soap(obj, qname)
if obj.nil?
SOAPNil.new
elsif qname.nil? or qname == XSD::AnyTypeName
@rubytype_factory.obj2soap(nil, obj, nil, self)
elsif obj.is_a?(XSD::NSDBase)
soap2soap(obj, qname)
elsif (type = TypeMap[qname])
base2soap(obj, type)
else
nil
end
end
def soap2soap(obj, type_qname)
if obj.is_a?(SOAPBasetype)
obj
elsif obj.is_a?(SOAPStruct) && (type = @definedtypes[type_qname])
soap_obj = obj
mark_marshalled_obj(obj, soap_obj)
elements2soap(obj, soap_obj, type.content.elements)
soap_obj
elsif obj.is_a?(SOAPArray) && (type = @definedtypes[type_qname])
soap_obj = obj
contenttype = type.child_type
mark_marshalled_obj(obj, soap_obj)
obj.replace do |ele|
Mapping._obj2soap(ele, self, contenttype)
end
soap_obj
else
nil
end
end
def obj2typesoap(obj, type)
if type.is_a?(::WSDL::XMLSchema::SimpleType)
simpleobj2soap(obj, type)
else
complexobj2soap(obj, type)
end
end
def simpleobj2soap(obj, type)
type.check_lexical_format(obj)
return SOAPNil.new if obj.nil? # ToDo: check nillable.
o = base2soap(obj, TypeMap[type.base])
o
end
def complexobj2soap(obj, type)
case type.compoundtype
when :TYPE_STRUCT
struct2soap(obj, type.name, type)
when :TYPE_ARRAY
array2soap(obj, type.name, type)
when :TYPE_MAP
map2soap(obj, type.name, type)
when :TYPE_SIMPLE
simpleobj2soap(obj, type.simplecontent)
when :TYPE_EMPTY
raise MappingError.new("should be empty") unless obj.nil?
SOAPNil.new
else
raise MappingError.new("unknown compound type: #{type.compoundtype}")
end
end
def base2soap(obj, type)
soap_obj = nil
if type <= XSD::XSDString
str = XSD::Charset.encoding_conv(obj.to_s,
Thread.current[:SOAPExternalCES], XSD::Charset.encoding)
soap_obj = type.new(str)
mark_marshalled_obj(obj, soap_obj)
else
soap_obj = type.new(obj)
end
soap_obj
end
def struct2soap(obj, type_qname, type)
return SOAPNil.new if obj.nil? # ToDo: check nillable.
soap_obj = SOAPStruct.new(type_qname)
unless obj.nil?
mark_marshalled_obj(obj, soap_obj)
elements2soap(obj, soap_obj, type.content.elements)
end
soap_obj
end
def array2soap(obj, type_qname, type)
return SOAPNil.new if obj.nil? # ToDo: check nillable.
arytype = type.child_type
soap_obj = SOAPArray.new(ValueArrayName, 1, arytype)
unless obj.nil?
mark_marshalled_obj(obj, soap_obj)
obj.each do |item|
soap_obj.add(Mapping._obj2soap(item, self, arytype))
end
end
soap_obj
end
MapKeyName = XSD::QName.new(nil, "key")
MapValueName = XSD::QName.new(nil, "value")
def map2soap(obj, type_qname, type)
return SOAPNil.new if obj.nil? # ToDo: check nillable.
keytype = type.child_type(MapKeyName) || XSD::AnyTypeName
valuetype = type.child_type(MapValueName) || XSD::AnyTypeName
soap_obj = SOAPStruct.new(MapQName)
unless obj.nil?
mark_marshalled_obj(obj, soap_obj)
obj.each do |key, value|
elem = SOAPStruct.new
elem.add("key", Mapping._obj2soap(key, self, keytype))
elem.add("value", Mapping._obj2soap(value, self, valuetype))
# ApacheAxis allows only 'item' here.
soap_obj.add("item", elem)
end
end
soap_obj
end
def elements2soap(obj, soap_obj, elements)
elements.each do |element|
name = element.name.name
child_obj = Mapping.get_attribute(obj, name)
soap_obj.add(name,
Mapping._obj2soap(child_obj, self, element.type || element.name))
end
end
def any2obj(node, obj_class)
unless obj_class
typestr = XSD::CodeGen::GenSupport.safeconstname(node.elename.name)
obj_class = Mapping.class_from_name(typestr)
end
if obj_class and obj_class.class_variables.include?('@@schema_element')
soap2stubobj(node, obj_class)
else
Mapping._soap2obj(node, Mapping::DefaultRegistry, obj_class)
end
end
def soap2stubobj(node, obj_class)
obj = Mapping.create_empty_object(obj_class)
unless node.is_a?(SOAPNil)
add_elements2stubobj(node, obj)
end
obj
end
def add_elements2stubobj(node, obj)
elements, as_array = schema_element_definition(obj.class)
vars = {}
node.each do |name, value|
item = elements.find { |k, v| k.name == name }
if item
elename, class_name = item
if klass = Mapping.class_from_name(class_name)
# klass must be a SOAPBasetype or a class
if klass.ancestors.include?(::SOAP::SOAPBasetype)
if value.respond_to?(:data)
child = klass.new(value.data).data
else
child = klass.new(nil).data
end
else
child = Mapping._soap2obj(value, self, klass)
end
elsif klass = Mapping.module_from_name(class_name)
# simpletype
if value.respond_to?(:data)
child = value.data
else
raise MappingError.new(
"cannot map to a module value: #{class_name}")
end
else
raise MappingError.new("unknown class: #{class_name}")
end
else # untyped element is treated as anyType.
child = Mapping._soap2obj(value, self)
end
vars[name] = child
end
Mapping.set_attributes(obj, vars)
end
# it caches @@schema_element. this means that @@schema_element must not be
# changed while a lifetime of a WSDLLiteralRegistry.
def schema_element_definition(klass)
@schema_element_cache[klass] ||= Mapping.schema_element_definition(klass)
end
end
end
end