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# SOAP4R - SOAP RPC driver
# Copyright (C) 2000, 2001, 2003, 2004 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 'soap/soap'
require 'soap/mapping'
require 'soap/rpc/rpc'
require 'soap/rpc/proxy'
require 'soap/rpc/element'
require 'soap/streamHandler'
require 'soap/property'
require 'soap/header/handlerset'
module SOAP
module RPC
class Driver
class EmptyResponseError < Error; end
class << self
def __attr_proxy(symbol, assignable = false)
name = symbol.to_s
module_eval <<-EOD
def #{name}
@servant.#{name}
end
EOD
if assignable
module_eval <<-EOD
def #{name}=(rhs)
@servant.#{name} = rhs
end
EOD
end
end
end
__attr_proxy :options
__attr_proxy :headerhandler
__attr_proxy :test_loopback_response
__attr_proxy :endpoint_url, true
__attr_proxy :mapping_registry, true
__attr_proxy :soapaction, true
__attr_proxy :default_encodingstyle, true
def httpproxy
@servant.options["protocol.http.proxy"]
end
def httpproxy=(httpproxy)
@servant.options["protocol.http.proxy"] = httpproxy
end
def wiredump_dev
@servant.options["protocol.http.wiredump_dev"]
end
def wiredump_dev=(wiredump_dev)
@servant.options["protocol.http.wiredump_dev"] = wiredump_dev
end
def mandatorycharset
@servant.options["protocol.mandatorycharset"]
end
def mandatorycharset=(mandatorycharset)
@servant.options["protocol.mandatorycharset"] = mandatorycharset
end
def wiredump_file_base
@servant.options["protocol.wiredump_file_base"]
end
def wiredump_file_base=(wiredump_file_base)
@servant.options["protocol.wiredump_file_base"] = wiredump_file_base
end
def initialize(endpoint_url, namespace, soapaction = nil)
@servant = Servant__.new(self, endpoint_url, namespace)
@servant.soapaction = soapaction
@proxy = @servant.proxy
end
def loadproperty(propertyname)
unless options.loadproperty(propertyname)
raise LoadError.new("No such property to load -- #{propertyname}")
end
end
def inspect
"#<#{self.class}:#{@servant.streamhandler.inspect}>"
end
def add_method(name, *params)
add_method_with_soapaction_as(name, name, @servant.soapaction, *params)
end
def add_method_as(name, name_as, *params)
add_method_with_soapaction_as(name, name_as, @servant.soapaction, *params)
end
def add_method_with_soapaction(name, soapaction, *params)
add_method_with_soapaction_as(name, name, soapaction, *params)
end
def add_method_with_soapaction_as(name, name_as, soapaction, *params)
param_def = if params.size == 1 and params[0].is_a?(Array)
params[0]
else
SOAPMethod.create_param_def(params)
end
@servant.add_method(name_as, soapaction, name, param_def)
end
def reset_stream
@servant.streamhandler.reset
end
def invoke(headers, body)
@servant.invoke(headers, body)
end
def call(name, *params)
@servant.call(name, *params)
end
private
def add_rpc_method_interface(name, param_def)
@servant.add_rpc_method_interface(name, param_def)
end
class Servant__
attr_reader :options
attr_reader :streamhandler
attr_reader :headerhandler
attr_reader :proxy
def initialize(host, endpoint_url, namespace)
@host = host
@namespace = namespace
@mapping_registry = nil
@soapaction = nil
@wiredump_file_base = nil
@options = setup_options
@streamhandler = HTTPPostStreamHandler.new(endpoint_url,
@options["protocol.http"] ||= ::SOAP::Property.new)
@headerhandler = Header::HandlerSet.new
@proxy = Proxy.new(@streamhandler, @soapaction)
@proxy.allow_unqualified_element = true
end
def endpoint_url
@streamhandler.endpoint_url
end
def endpoint_url=(endpoint_url)
@streamhandler.endpoint_url = endpoint_url
@streamhandler.reset
end
def mapping_registry
@mapping_registry
end
def mapping_registry=(mapping_registry)
@mapping_registry = mapping_registry
end
def soapaction
@soapaction
end
def soapaction=(soapaction)
@soapaction = soapaction
end
def default_encodingstyle
@proxy.default_encodingstyle
end
def default_encodingstyle=(encodingstyle)
@proxy.default_encodingstyle = encodingstyle
end
def test_loopback_response
@streamhandler.test_loopback_response
end
def invoke(headers, body)
set_wiredump_file_base(body.elename.name)
env = @proxy.invoke(headers, body)
if env.nil?
return nil, nil
else
return env.header, env.body
end
end
def call(name, *params)
set_wiredump_file_base(name)
# Convert parameters: params array => SOAPArray => members array
params = Mapping.obj2soap(params, @mapping_registry).to_a
env = @proxy.call(call_headers, name, *params)
raise EmptyResponseError.new("Empty response.") unless env
receive_headers(env.header)
begin
@proxy.check_fault(env.body)
rescue SOAP::FaultError => e
Mapping.fault2exception(e)
end
ret = env.body.response ?
Mapping.soap2obj(env.body.response, @mapping_registry) : nil
if env.body.outparams
outparams = env.body.outparams.collect { |outparam|
Mapping.soap2obj(outparam)
}
return [ret].concat(outparams)
else
return ret
end
end
def add_method(name_as, soapaction, name, param_def)
qname = XSD::QName.new(@namespace, name_as)
@proxy.add_method(qname, soapaction, name, param_def)
add_rpc_method_interface(name, param_def)
end
def add_rpc_method_interface(name, param_def)
param_names = []
i = 0
@proxy.method[name].each_param_name(RPC::SOAPMethod::IN,
RPC::SOAPMethod::INOUT) do |param_name|
i += 1
param_names << "arg#{ i }"
end
callparam = (param_names.collect { |pname| ", " + pname }).join
@host.instance_eval <<-EOS
def #{ name }(#{ param_names.join(", ") })
@servant.call(#{ name.dump }#{ callparam })
end
EOS
@host.method(name)
end
private
def call_headers
headers = @headerhandler.on_outbound
if headers.empty?
nil
else
h = ::SOAP::SOAPHeader.new
headers.each do |header|
h.add(header.elename.name, header)
end
h
end
end
def receive_headers(headers)
@headerhandler.on_inbound(headers) if headers
end
def set_wiredump_file_base(name)
if @wiredump_file_base
@streamhandler.wiredump_file_base = @wiredump_file_base + "_#{ name }"
end
end
def setup_options
if opt = Property.loadproperty(::SOAP::PropertyName)
opt = opt["client"]
end
opt ||= Property.new
opt.add_hook("protocol.mandatorycharset") do |key, value|
@proxy.mandatorycharset = value
end
opt.add_hook("protocol.wiredump_file_base") do |key, value|
@wiredump_file_base = value
end
opt["protocol.http.charset"] ||= XSD::Charset.encoding_label
opt["protocol.http.proxy"] ||= Env::HTTP_PROXY
opt["protocol.http.no_proxy"] ||= Env::NO_PROXY
opt
end
end
end
end
end
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