# File lib/action_controller/request.rb, line 53 def post_format @post_format ||= if env['HTTP_X_POST_DATA_FORMAT'] env['HTTP_X_POST_DATA_FORMAT'].downcase.to_sym else case env['CONTENT_TYPE'].to_s.downcase when 'application/xml', 'text/xml' then :xml when 'application/x-yaml', 'text/x-yaml' then :yaml else :url_encoded end end end