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require 'GoogleSearch.rb'
require 'soap/proxy'
require 'soap/rpcUtils'
require 'soap/streamHandler'
class GoogleSearchPort
class EmptyResponseError < ::SOAP::Error; end
MappingRegistry = ::SOAP::RPCUtils::MappingRegistry.new
MappingRegistry.set(
GoogleSearchResult,
::SOAP::SOAPStruct,
::SOAP::RPCUtils::MappingRegistry::TypedStructFactory,
[ XSD::QName.new( "urn:GoogleSearch", "GoogleSearchResult" ) ]
)
MappingRegistry.set(
ResultElementArray,
::SOAP::SOAPArray,
::SOAP::RPCUtils::MappingRegistry::TypedArrayFactory,
[ XSD::QName.new( "urn:GoogleSearch", "ResultElement" ) ]
)
MappingRegistry.set(
DirectoryCategoryArray,
::SOAP::SOAPArray,
::SOAP::RPCUtils::MappingRegistry::TypedArrayFactory,
[ XSD::QName.new( "urn:GoogleSearch", "DirectoryCategory" ) ]
)
MappingRegistry.set(
ResultElement,
::SOAP::SOAPStruct,
::SOAP::RPCUtils::MappingRegistry::TypedStructFactory,
[ XSD::QName.new( "urn:GoogleSearch", "ResultElement" ) ]
)
MappingRegistry.set(
DirectoryCategory,
::SOAP::SOAPStruct,
::SOAP::RPCUtils::MappingRegistry::TypedStructFactory,
[ XSD::QName.new( "urn:GoogleSearch", "DirectoryCategory" ) ]
)
Methods = [
[ "doGetCachedPage", "doGetCachedPage", [
[ "in", "key",
[ SOAP::SOAPString ] ],
[ "in", "url",
[ SOAP::SOAPString ] ],
[ "retval", "return",
[ SOAP::SOAPBase64 ] ] ],
"urn:GoogleSearchAction", "urn:GoogleSearch" ],
[ "doSpellingSuggestion", "doSpellingSuggestion", [
[ "in", "key",
[ SOAP::SOAPString ] ],
[ "in", "phrase",
[ SOAP::SOAPString ] ],
[ "retval", "return",
[ SOAP::SOAPString ] ] ],
"urn:GoogleSearchAction", "urn:GoogleSearch" ],
[ "doGoogleSearch", "doGoogleSearch", [
[ "in", "key",
[ SOAP::SOAPString ] ],
[ "in", "q",
[ SOAP::SOAPString ] ],
[ "in", "start",
[ SOAP::SOAPInt ] ],
[ "in", "maxResults",
[ SOAP::SOAPInt ] ],
[ "in", "filter",
[ SOAP::SOAPBoolean ] ],
[ "in", "restrict",
[ SOAP::SOAPString ] ],
[ "in", "safeSearch",
[ SOAP::SOAPBoolean ] ],
[ "in", "lr",
[ SOAP::SOAPString ] ],
[ "in", "ie",
[ SOAP::SOAPString ] ],
[ "in", "oe",
[ SOAP::SOAPString ] ],
[ "retval", "return",
[ ::SOAP::SOAPStruct, "urn:GoogleSearch", "GoogleSearchResult" ] ] ],
"urn:GoogleSearchAction", "urn:GoogleSearch" ]
]
DefaultEndpointUrl = "http://api.google.com/search/beta2"
attr_accessor :mappingRegistry
attr_reader :endPointUrl
attr_reader :wireDumpDev
attr_reader :wireDumpFileBase
attr_reader :httpProxy
def initialize( endpointUrl = DefaultEndpointUrl, httpProxy = nil )
@endpointUrl = endpointUrl
@mappingRegistry = MappingRegistry
@wireDumpDev = nil
@dumpFileBase = nil
@httpProxy = ENV[ 'http_proxy' ] || ENV[ 'HTTP_PROXY' ]
@handler = ::SOAP::HTTPPostStreamHandler.new( @endpointUrl, @httpProxy,
::SOAP::Charset.getEncodingLabel )
@proxy = ::SOAP::SOAPProxy.new( @namespace, @handler )
@proxy.allowUnqualifiedElement = true
addMethod
end
def setEndpointUrl( endpointUrl )
@endpointUrl = endpointUrl
@handler.endpointUrl = @endpointUrl if @handler
end
def setWireDumpDev( dumpDev )
@wireDumpDev = dumpDev
@handler.dumpDev = @wireDumpDev if @handler
end
def setWireDumpFileBase( base )
@dumpFileBase = base
end
def setHttpProxy( httpProxy )
@httpProxy = httpProxy
@handler.proxy = @httpProxy if @handler
end
def setDefaultEncodingStyle( encodingStyle )
@proxy.defaultEncodingStyle = encodingStyle
end
def getDefaultEncodingStyle
@proxy.defaultEncodingStyle
end
def call( methodName, *params )
# Convert parameters: params array => SOAPArray => members array
params = ::SOAP::RPCUtils.obj2soap( params, @mappingRegistry ).to_a
header, body = @proxy.call( nil, methodName, *params )
unless body
raise EmptyResponseError.new( "Empty response." )
end
# Check Fault.
begin
@proxy.checkFault( body )
rescue ::SOAP::FaultError => e
::SOAP::RPCUtils.fault2exception( e )
end
ret = body.response ?
::SOAP::RPCUtils.soap2obj( body.response, @mappingRegistry ) : nil
if body.outParams
outParams = body.outParams.collect { | outParam |
::SOAP::RPCUtils.soap2obj( outParam )
}
return [ ret ].concat( outParams )
else
return ret
end
end
private
def addMethod
Methods.each do | methodNameAs, methodName, params, soapAction, namespace |
@proxy.addMethodAs( methodNameAs, methodName, params, soapAction,
namespace )
addMethodInterface( methodName, params )
end
end
def addMethodInterface( name, params )
self.instance_eval <<-EOD
def #{ name }( *params )
call( "#{ name }", *params )
end
EOD
end
end
|
