lib/typhoeus/response/status.rb
module Typhoeus
class Response
# This module contains logic about the http
# status.
module Status
# Return the status message if present.
#
# @example Return status message.
# reesponse.status_message
#
# @return [ String ] The message.
def status_message
return @status_message if defined?(@status_message) && @status_message
return options[:status_message] unless options[:status_message].nil?
# HTTP servers can choose not to include the explanation to HTTP codes. The RFC
# states this (http://www.w3.org/Protocols/rfc2616/rfc2616-sec10.html#sec10.4):
# Except when responding to a HEAD request, the server SHOULD include an entity containing
# an explanation of the error situation [...]
# This means 'HTTP/1.1 404' is as valid as 'HTTP/1.1 404 Not Found' and we have to handle it.
#
# Regexp doc: http://rubular.com/r/eAr1oVYsVa
if first_header_line != nil and first_header_line[/\d{3} (.*)$/, 1] != nil
@status_message = first_header_line[/\d{3} (.*)$/, 1].chomp
else
@status_message = nil
end
end
# Return the http version.
#
# @example Return http version.
# response.http_version
#
# @return [ String ] The http version.
def http_version
@http_version ||= first_header_line ? first_header_line[/HTTP\/(\S+)/, 1] : nil
end
# Return whether the response is a success.
#
# @example Return if the response was successful.
# response.success?
#
# @return [ Boolean ] Return true if successful, false else.
def success?
(mock || return_code == :ok) && response_code && has_good_response_code?
end
# Return whether the response is a failure.
#
# @example Return if the response was failed.
# response.failure?
#
# @return [ Boolean ] Return true if failure, false else.
def failure?
(mock || return_code == :internal_server_error) && response_code && has_bad_response_code?
end
# Return wether the response is modified.
#
# @example Return if the response was modified.
# response.modified?
#
# @return [ Boolean ] Return true if modified, false else.
def modified?
(mock || return_code == :ok) && response_code && response_code != 304
end
# Return whether the response is timed out.
#
# @example Return if the response timed out.
# response.timed_out?
#
# @return [ Boolean ] Return true if timed out, false else.
def timed_out?
return_code == :operation_timedout
end
private
# :nodoc:
def first_header_line
@first_header_line ||= begin
if response_headers.to_s.include?("\r\n\r\n")
response_headers.to_s.split("\r\n\r\n").last.split("\r\n").first
else
response_headers.to_s.split("\r\n").first
end
end
end
# :nodoc:
def has_good_response_code?
response_code >= 200 && response_code < 300
end
# :nodoc:
def has_bad_response_code?
!has_good_response_code?
end
end
end
end