29 lines
804 B
Ruby
29 lines
804 B
Ruby
require "tmpdir"
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require "hbc/container/base"
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module Hbc
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class Container
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class Cab < Base
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def self.me?(criteria)
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cabextract = which("cabextract")
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criteria.magic_number(/^(MSCF|MZ)/n) &&
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!cabextract.nil? &&
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criteria.command.run(cabextract, args: ["-t", "--", criteria.path.to_s]).stderr.empty?
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end
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def extract
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if (cabextract = which("cabextract")).nil?
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raise CaskError, "Expected to find cabextract executable. Cask '#{@cask}' must add: depends_on formula: 'cabextract'"
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end
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Dir.mktmpdir do |unpack_dir|
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@command.run!(cabextract, args: ["-d", unpack_dir, "--", @path])
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@command.run!("/usr/bin/ditto", args: ["--", unpack_dir, @cask.staged_path])
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end
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end
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end
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end
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end
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