utils.rb in rack-0.2.0

- old
+ new

@@ -1,11 +1,11 @@
 require 'tempfile'
 
 module Rack
   # Rack::Utils contains a grab-bag of useful methods for writing web
   # applications adopted from all kinds of Ruby libraries.
-  
+
   module Utils
     # Performs URI escaping so that you can construct proper
     # query strings faster.  Use this rather than the cgi.rb
     # version since it's faster.  (Stolen from Camping).
     def escape(s)
@@ -25,11 +25,11 @@
 
     # Stolen from Mongrel:
     # Parses a query string by breaking it up at the '&'
     # and ';' characters.  You can also use this to parse
     # cookies by changing the characters used in the second
-    # parameter (which defaults to '&;'.
+    # parameter (which defaults to '&;').
 
     def parse_query(qs, d = '&;')
       params = {}
       (qs||'').split(/[#{d}] */n).inject(params) { |h,p|
         k, v=unescape(p).split('=',2)
@@ -79,13 +79,55 @@
       def capitalize(k)
         k.to_s.downcase.gsub(/^.|[-_\s]./) { |x| x.upcase }
       end
     end
 
+    # Every standard HTTP code mapped to the appropriate message.
+    # Stolen from Mongrel.
+    HTTP_STATUS_CODES = {
+      100  => 'Continue',
+      101  => 'Switching Protocols',
+      200  => 'OK',
+      201  => 'Created',
+      202  => 'Accepted',
+      203  => 'Non-Authoritative Information',
+      204  => 'No Content',
+      205  => 'Reset Content',
+      206  => 'Partial Content',
+      300  => 'Multiple Choices',
+      301  => 'Moved Permanently',
+      302  => 'Moved Temporarily',
+      303  => 'See Other',
+      304  => 'Not Modified',
+      305  => 'Use Proxy',
+      400  => 'Bad Request',
+      401  => 'Unauthorized',
+      402  => 'Payment Required',
+      403  => 'Forbidden',
+      404  => 'Not Found',
+      405  => 'Method Not Allowed',
+      406  => 'Not Acceptable',
+      407  => 'Proxy Authentication Required',
+      408  => 'Request Time-out',
+      409  => 'Conflict',
+      410  => 'Gone',
+      411  => 'Length Required',
+      412  => 'Precondition Failed',
+      413  => 'Request Entity Too Large',
+      414  => 'Request-URI Too Large',
+      415  => 'Unsupported Media Type',
+      500  => 'Internal Server Error',
+      501  => 'Not Implemented',
+      502  => 'Bad Gateway',
+      503  => 'Service Unavailable',
+      504  => 'Gateway Time-out',
+      505  => 'HTTP Version not supported'
+    }
+
     # A multipart form data parser, adapted from IOWA.
     #
     # Usually, Rack::Request#POST takes care of calling this.
-    
+
     module Multipart
       EOL = "\r\n"
 
       def self.parse_multipart(env)
         unless env['CONTENT_TYPE'] =~