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require 'rack/response'
class Jets::Controller
# The response object. See Rack::Response and Rack::Response::Helpers for
# more info:
# http://rubydoc.info/github/rack/rack/master/Rack/Response
# http://rubydoc.info/github/rack/rack/master/Rack/Response/Helpers
class Response < ::Rack::Response
DROP_BODY_RESPONSES = [204, 304]
def initialize(*)
super
# headers['Content-Type'] ||= 'text/html'
end
# TODO: unsure if we should even have these methods. We dont really use them.
def body=(value)
value = value.body while Rack::Response === value
@body = String === value ? [value.to_str] : value
end
def each
block_given? ? super : enum_for(:each)
end
def finish
result = body
if drop_content_info?
headers.delete "Content-Length"
headers.delete "Content-Type"
end
if drop_body?
close
result = []
end
if calculate_content_length?
# if some other code has already set Content-Length, don't muck with it
# currently, this would be the static file-handler
headers["Content-Length"] = body.inject(0) { |l, p| l + p.bytesize }.to_s
end
[status.to_i, headers, result]
end
private
def calculate_content_length?
headers["Content-Type"] and not headers["Content-Length"] and Array === body
end
def drop_content_info?
status.to_i / 100 == 1 or drop_body?
end
def drop_body?
DROP_BODY_RESPONSES.include?(status.to_i)
end
end
end
Version data entries
191 entries across 191 versions & 4 rubygems