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module Sinatra
class Base
def call!(env)
@env = env
@request = Request.new(env)
@response = Response.new
@params = indifferent_params(@request.params)
force_encoding(@params)
invoke { dispatch! }
invoke { error_block!(response.status) }
status, header, body = @response.finish
# Never produce a body on HEAD requests. Do retain the Content-Length
# unless it's "0", in which case we assume it was calculated erroneously
# for a manual HEAD response and remove it entirely.
if @env['REQUEST_METHOD'] == 'HEAD'
body = []
header.delete('Content-Length') if header['Content-Length'] == '0'
end
[status, header, body]
end
private
# Fixes encoding issues by
# * defaulting to UTF-8
# * casting params to Encoding.default_external
#
# The latter might not be necessary if Rack handles it one day.
# Keep an eye on Rack's LH #100.
if defined? Encoding
if Encoding.default_external.to_s =~ /^ASCII/
Encoding.default_external = "UTF-8"
end
Encoding.default_internal ||= Encoding.default_external
def force_encoding(data)
return if data == self
if data.respond_to? :force_encoding
data.force_encoding(Encoding.default_external)
elsif data.respond_to? :each_value
data.each_value { |v| force_encoding(v) }
elsif data.respond_to? :each
data.each { |v| force_encoding(v) }
end
end
else
def force_encoding(*) end
end
end #Base
end #Sinatra
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