cask 'paraview' do
  if MacOS.version == :snow_leopard
    version '4.3.1'
    sha256 'f968263782d1407c769c8d7b28872a43adb263d0820c9bebe0e0ea8cf2aaa3a0'
    url "http://www.paraview.org/paraview-downloads/download.php?submit=Download&version=v#{version.major_minor}&type=binary&os=osx&downloadFile=ParaView-#{version}-Darwin-64bit-SnowLeopard.dmg"
    app 'paraview.app'
  elsif MacOS.version == :lion
    version '5.1.2'
    sha256 '629fc1919a85f3f46343a307aa18f5e270a6254faf2d5e3e39adc738214789ae'
    url "http://www.paraview.org/paraview-downloads/download.php?submit=Download&version=v#{version.major_minor}&type=binary&os=osx&downloadFile=ParaView-#{version}-Qt4-OpenGL2-MPI-OSX10.7-64bit.dmg"
    app 'paraview.app'
  else
    version '5.4.0'
    sha256 '491a8730c0cae9b08fb32ec2316af7c60a88346049262bb65caa5545dfa98c92'
    url "http://www.paraview.org/paraview-downloads/download.php?submit=Download&version=v#{version.major_minor}&type=binary&os=osx&downloadFile=ParaView-#{version}-Qt5-OpenGL2-MPI-OSX10.8-64bit.dmg",
        user_agent: :fake
    app "Paraview-#{version}.app"
  end

  appcast 'http://www.paraview.org/files/paraview-download.js',
          checkpoint: '1327e4aa755c44597f2a5bf014e99bbd4529a9051ecc2a8ddc1d48e88e5b4a31'
  name 'ParaView'
  homepage 'https://www.paraview.org/'
end