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tag: v3.2.5
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module ActionDispatch
# A simple Rack application that renders exceptions in the given public path.
class PublicExceptions
attr_accessor :public_path
def initialize(public_path)
@public_path = public_path
end
def call(env)
status = env["PATH_INFO"][1..-1]
locale_path = "#{public_path}/#{status}.#{I18n.locale}.html" if I18n.locale
path = "#{public_path}/#{status}.html"
if locale_path && File.exist?(locale_path)
render(status, File.read(locale_path))
elsif File.exist?(path)
render(status, File.read(path))
else
[404, { "X-Cascade" => "pass" }, []]
end
end
private
def render(status, body)
[status, {'Content-Type' => "text/html; charset=#{Response.default_charset}", 'Content-Length' => body.bytesize.to_s}, [body]]
end
end
end
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