34 lines
791 B
Ruby
34 lines
791 B
Ruby
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# frozen_string_literal: true
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##
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# A mixin module that serves a compressed version of
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# a file when the file is found to exist on disk,
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# and has a ".gz" file extension.
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module Server::Gzip
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def finish(request)
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path = gzip_path(request)
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if path
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body = File.binread(path)
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extn = File.extname(path[0..-4])
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[
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200,
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{"content-type" => mime_types[extn] || Rack::Mime.mime_type(extn),
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"content-encoding" => "gzip",
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"content-length" => body.bytesize},
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body.each_line
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]
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else
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super
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end
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end
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private
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def gzip_path(request)
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return unless request.get_header("accept-encoding")
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&.include?("gzip")
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path = "#{find_path(request)}.gz"
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File.exist?(path) ? path : nil
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end
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end
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