lib/metropolis/common.rb

   1 # -*- encoding: binary -*-
   2 module Metropolis::Common
   3   include Rack::Utils # unescape
   4
   5   def r(code, body = nil)
   6     body ||= "#{HTTP_STATUS_CODES[code]}\n"
   7     [ code,
   8       { 'Content-Length' => body.size.to_s, 'Content-Type' => 'text/plain' },
   9       [ body ] ]
  10   end
  11
  12   def call(env)
  13     if %r{\A/(.*)\z} =~ env["PATH_INFO"]
  14       key = unescape($1)
  15       case env["REQUEST_METHOD"]
  16       when "GET"
  17         get(key)
  18       when "HEAD"
  19         head(key)
  20       when "DELETE"
  21         delete(key)
  22       when "PUT"
  23         put(key, env)
  24       else
  25         [ 405, {}, [] ]
  26       end
  27     else # OPTIONS
  28       [ 405, {}, [] ]
  29     end
  30   end
  31 end