{ stdenv, fetchurl }:

stdenv.mkDerivation rec {
  pname = "Popup Blocker (strict)";
  version = "0.9.1";

  src = fetchurl {
    url = "https://addons.mozilla.org/firefox/downloads/file/4674849/popup_blocker-${version}.xpi";
    sha256 = "sha256-Zw9jUeP8r+FhMuK23Xwelb9NOXawqYs4pZx0oVbVLOs=";
  };

  dontUnpack = true;

  addonId = "{de22fd49-c9ab-4359-b722-b3febdc3a0b0}";

  installPhase = ''
    mkdir -p $out
    cp $src $out/${addonId}.xpi
  '';
}