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require 'openid/yadis/filters'
require 'openid/yadis/discovery'
require 'openid/yadis/xrds'
module OpenID
module Yadis
def Yadis.get_service_endpoints(input_url, flt=nil)
# Perform the Yadis protocol on the input URL and return an
# iterable of resulting endpoint objects.
#
# @param flt: A filter object or something that is convertable
# to a filter object (using mkFilter) that will be used to
# generate endpoint objects. This defaults to generating
# BasicEndpoint objects.
result = Yadis.discover(input_url)
begin
endpoints = Yadis.apply_filter(result.normalized_uri,
result.response_text, flt)
rescue XRDSError => err
raise DiscoveryFailure.new(err.to_s, nil)
end
return [result.normalized_uri, endpoints]
end
def Yadis.apply_filter(normalized_uri, xrd_data, flt=nil)
# Generate an iterable of endpoint objects given this input data,
# presumably from the result of performing the Yadis protocol.
flt = Yadis.make_filter(flt)
et = Yadis.parseXRDS(xrd_data)
endpoints = []
each_service(et) { |service_element|
endpoints += flt.get_service_endpoints(normalized_uri, service_element)
}
return endpoints
end
end
end
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