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
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)
args = case record_or_hash_or_array
when Hash; [ record_or_hash_or_array ]
when Array; record_or_hash_or_array.dup
else [ record_or_hash_or_array ]
end
inflection =
case
when options[:action].to_s == "new"
args.pop
:singular
when record.respond_to?(:new_record?) && record.new_record?
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
__send__(named_route, *args)
end