cask :v1 => 'octave' do
  version '3.8.2-1'
  sha256 'a7a1e11038665a56df9282531873c1bffaa65872069ac914377b8c910f3b1fd8'

  # sourceforge.net is the official download host per the vendor homepage
  url "https://downloads.sourceforge.net/sourceforge/octave/GNU_Octave_#{version}.dmg"
  name 'Octave'
  homepage 'https://gnu.org/software/octave/'
  license :gpl

  pkg "Octave-#{version}.mpkg"

  uninstall :quit    => 'org.octave.Octave',
            :pkgutil => [
                         'org.macports.octave-next',
                         'org.octave.cli-app',
                         'org.octave.gui-app'
                        ],
            :delete  => "/usr/local/octave/#{version.sub(/-.*/,'')}"
  zap       :rmdir   => '/usr/local/octave'
end