module Padrino::Helpers::FormHelpers

hidden_form_method_field('delete') =>
'put' and 'delete' are just specified using hidden fields with form action still 'put'.
Only 'get' and 'post' are allowed within browsers;
returns the hidden method field for 'put' and 'delete' forms

def hidden_form_method_field(desired_method)
  return '' if (desired_method.to_s =~ /get|post/)
  original_method = desired_method.to_s.dup
  desired_method.to_s.replace('post')
  hidden_field_tag(:_method, :value => original_method)
end