{ requireFile, unzip, buildSMPlugin, ed
, SM-neocurl-ext, SteamTools, SteamWorks, socket
}:
buildSMPlugin rec {
  pname = "Updater";
  version = "1.2.1";
  
  src = requireFile {
    url = "https://forums.alliedmods.net/attachment.php?attachmentid=183438";
    name = "updater.zip";
    hash = "sha256-eELedPMz7Em9LmTrNyJOt/v4Azdqap8h/bDhn0Bf19U=";
  };
  
  nativeBuildInputs = [ unzip ed ];
  unpackCmd = "mkdir src; pushd src; unzip ${src}; popd";
  buildInputs = [ SM-neocurl-ext SteamTools SteamWorks socket ];
  
  postPatch = ''
    ed scripting/updater.sp <<EOF
    /"sm_updater"/s/2/1/
    w
    EOF
    ed scripting/updater/plugins.sp <<EOF
    /64] /s//64], /
    w
    EOF
  '';
}