* lib/webrick/config.rb (WEBrick::Config::General): add default values:

- WEBrick::Config[:DoNotReverseLookup]
  - WEBrick::Config[:RequestCallback] (it used as an alias of
    :RequestHandler in WEBrick::HTTPServer#run)
  - WEBrick::Config::FileHandler[:AcceptableLanguages]

* lib/webrick/httpservlet/filehandler.rb
  (WEBrick::HTTPServlet::FileHandler#set_filename): search files
  having suffix of language-name which Accept-Language header field
  includes if :AcceptableLanguages options is present.

* lib/webrick/httpservlet/filehandler.rb
  (WEBrick::HTTPServlet::FileHandler#get_servlet): new method to
  search servlet correspond to the suffix of filename.

* lib/webrick/httprequest.rb: add attributes access methods: accept,
  accept_charset, accept_encoding, accept_language, content_length
  and content_type.

* lib/webrick/httpresponse.rb: add attribute access methods:
  content_length, content_length=, content_type and content_type=.

* lib/webrick/httputils.rb (WEBrick::HTTPUtils.mime_types):
  use the second suffix to detect media type. (the first suffix
  may be a language name.)

* lib/webrick/httputils.rb (WEBrick::HTTPUtils.parse_qvalues):
  add method to parse Accept header field. it returns an Array of
  values sorted by the qvalues.


git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_8@7056 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

lib/webrick/httpresponse.rb

@@ -63,6 +63,24 @@ module WEBrick
       @header[field.downcase] = value.to_s
     end
 
+    def content_length
+      if len = self['content-length']
+        return Integer(len)
+      end
+    end
+
+    def content_length=(len)
+      self['content-length'] = len.to_s
+    end
+
+    def content_type
+      self['content-type']
+    end
+
+    def content_type=(type)
+      self['content-type'] = type
+    end
+
     def each
       @header.each{|k, v|  yield(k, v) }
     end
@@ -250,7 +268,7 @@ module WEBrick
         _write_data(socket, "0#{CRLF}#{CRLF}")
       else
         size = @header['content-length'].to_i
-        _send_file(socket, @body, 0, size.to_i)
+        _send_file(socket, @body, 0, size)
         @sent_size = size
       end
       @body.close