This method provides the metavariables defined by the revision 3 of “The
WWW Common Gateway Interface Version 1.1” To browse the current document
of CGI Version 1.1, see below: http://tools.ietf.org/html/rfc3875
# File lib/webrick/httprequest.rb, line 375
def meta_vars
meta = Hash.new
cl = self["Content-Length"]
ct = self["Content-Type"]
meta["CONTENT_LENGTH"] = cl if cl.to_i > 0
meta["CONTENT_TYPE"] = ct.dup if ct
meta["GATEWAY_INTERFACE"] = "CGI/1.1"
meta["PATH_INFO"] = @path_info ? @path_info.dup : ""
#meta["PATH_TRANSLATED"] = nil # no plan to be provided
meta["QUERY_STRING"] = @query_string ? @query_string.dup : ""
meta["REMOTE_ADDR"] = @peeraddr[3]
meta["REMOTE_HOST"] = @peeraddr[2]
#meta["REMOTE_IDENT"] = nil # no plan to be provided
meta["REMOTE_USER"] = @user
meta["REQUEST_METHOD"] = @request_method.dup
meta["REQUEST_URI"] = @request_uri.to_s
meta["SCRIPT_NAME"] = @script_name.dup
meta["SERVER_NAME"] = @host
meta["SERVER_PORT"] = @port.to_s
meta["SERVER_PROTOCOL"] = "HTTP/" + @config[:HTTPVersion].to_s
meta["SERVER_SOFTWARE"] = @config[:ServerSoftware].dup
self.each{|key, val|
next if /^content-type$/ =~ key
next if /^content-length$/ =~ key
name = "HTTP_" + key
name.gsub!(/-/, "_")
name.upcase!
meta[name] = val
}
meta
end