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require 'cgi'
module RestClient
module AbstractResponse
attr_reader :net_http_res, :args
# HTTP status code
def code
@code ||= @net_http_res.code.to_i
end
# A hash of the headers, beautified with symbols and underscores.
# e.g. "Content-type" will become :content_type.
def headers
@headers ||= AbstractResponse.beautify_headers(@net_http_res.to_hash)
end
# The raw headers.
def raw_headers
@raw_headers ||= @net_http_res.to_hash
end
# Hash of cookies extracted from response headers
def cookies
@cookies ||= (self.headers[:set_cookie] || {}).inject({}) do |out, cookie_content|
CGI::Cookie::parse(cookie_content).each do |key, cookie|
unless ['expires', 'path'].include? key
out[CGI::escape(key)] = cookie.value[0] ? (CGI::escape(cookie.value[0]) || '') : ''
end
end
out
end
end
# Return the default behavior corresponding to the response code:
# the response itself for code in 200..206, redirection for 301, 302 and 307 in get and head cases, redirection for 303 and an exception in other cases
def return! request = nil, &block
if (200..207).include? code
self
elsif [301, 302, 307].include? code
unless [:get, :head].include? args[:method]
raise Exceptions::EXCEPTIONS_MAP[code], self
else
follow_redirection(request, &block)
end
elsif code == 303
args[:method] = :get
args.delete :payload
follow_redirection(request, &block)
elsif Exceptions::EXCEPTIONS_MAP[code]
raise Exceptions::EXCEPTIONS_MAP[code], self
else
raise RequestFailed, self
end
end
def to_i
code
end
def description
"#{code} #{STATUSES[code]} | #{(headers[:content_type] || '').gsub(/;.*$/, '')} #{size} bytes\n"
end
# Follow a redirection
def follow_redirection request = nil, &block
url = headers[:location]
if url !~ /^http/
url = URI.parse(args[:url]).merge(url).to_s
end
args[:url] = url
if request
args[:password] = request.password
args[:user] = request.user
args[:headers] = request.headers
end
Request.execute args, &block
end
def AbstractResponse.beautify_headers(headers)
headers.inject({}) do |out, (key, value)|
out[key.gsub(/-/, '_').downcase.to_sym] = %w{ set-cookie }.include?(key.downcase) ? value : value.first
out
end
end
end
end
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