module ActionController
module StatusCodes
# Defines the standard HTTP status codes, by integer, with their
# corresponding default message texts.
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 => "Found",
303 => "See Other",
304 => "Not Modified",
305 => "Use Proxy",
307 => "Temporary Redirect",
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 Timeout",
409 => "Conflict",
410 => "Gone",
411 => "Length Required",
412 => "Precondition Failed",
413 => "Request Entity Too Large",
414 => "Request-URI Too Long",
415 => "Unsupported Media Type",
416 => "Requested Range Not Satisfiable",
417 => "Expectation Failed",
500 => "Internal Server Error",
501 => "Not Implemented",
502 => "Bad Gateway",
503 => "Service Unavailable",
504 => "Gateway Timeout",
505 => "HTTP Version Not Supported"
}
# Provides a symbol-to-fixnum lookup for converting a symbol (like
# :created or :not_implemented) into its corresponding HTTP status
# code (like 200 or 501).
SYMBOL_TO_STATUS_CODE = STATUS_CODES.inject({}) do |hash, (code, message)|
hash[message.gsub(/ /, "").underscore.to_sym] = code
hash
end
# Given a status parameter, determine whether it needs to be converted
# to a string. If it is a fixnum, use the STATUS_CODES hash to lookup
# the default message. If it is a symbol, use the SYMBOL_TO_STATUS_CODE
# hash to convert it.
def interpret_status(status)
case status
when Fixnum then
"#{status} #{STATUS_CODES[status]}".strip
when Symbol then
interpret_status(SYMBOL_TO_STATUS_CODE[status] ||
"500 Unknown Status #{status.inspect}")
else
status.to_s
end
end
private :interpret_status
end
end
