def polymorphic_url(record_or_hash_or_array, options = {})
if record_or_hash_or_array.kind_of?(Array)
record_or_hash_or_array = record_or_hash_or_array.compact
if record_or_hash_or_array.first.is_a?(ActionDispatch::Routing::RoutesProxy)
proxy = record_or_hash_or_array.shift
end
record_or_hash_or_array = record_or_hash_or_array[0] if record_or_hash_or_array.size == 1
end
record = extract_record(record_or_hash_or_array)
record = record.to_model if record.respond_to?(:to_model)
args = Array === record_or_hash_or_array ?
record_or_hash_or_array.dup :
[ record_or_hash_or_array ]
inflection = if options[:action] && options[:action].to_s == "new"
args.pop
:singular
elsif (record.respond_to?(:persisted?) && !record.persisted?)
args.pop
:plural
elsif record.is_a?(Class)
args.pop
:plural
else
:singular
end
args.delete_if {|arg| arg.is_a?(Symbol) || arg.is_a?(String)}
named_route = build_named_route_call(record_or_hash_or_array, inflection, options)
url_options = options.except(:action, :routing_type)
unless url_options.empty?
args.last.kind_of?(Hash) ? args.last.merge!(url_options) : args << url_options
end
(proxy || self).send(named_route, *args)
end