From a414e85e51b52e4c44fc398b07d75c8216eb8213 Mon Sep 17 00:00:00 2001
From: Tim Schubert <dadada@dadada.li>
Date: Sat, 12 Jul 2025 09:56:07 +0200
Subject: [PATCH] feat: add driver package for ticket printer

---
 nixos/gorgon/configuration.nix |  1 +
 nixos/ninurta/printing.nix     |  7 +++-
 pkgs/citizen-cups.nix          | 70 ++++++++++++++++++++++++++++++++++
 pkgs/default.nix               |  4 +-
 4 files changed, 79 insertions(+), 3 deletions(-)
 create mode 100644 pkgs/citizen-cups.nix

diff --git a/nixos/gorgon/configuration.nix b/nixos/gorgon/configuration.nix
index 0f14aa9..d34d0e7 100644
--- a/nixos/gorgon/configuration.nix
+++ b/nixos/gorgon/configuration.nix
@@ -128,6 +128,7 @@ in
     enable = true;
     browsing = true;
     drivers = with pkgs; [
+      config.dadada.pkgs.citizen-cups
       hplip
       brlaser
       brgenml1lpr
diff --git a/nixos/ninurta/printing.nix b/nixos/ninurta/printing.nix
index e22c989..c1d2aa8 100644
--- a/nixos/ninurta/printing.nix
+++ b/nixos/ninurta/printing.nix
@@ -1,4 +1,4 @@
-{ pkgs, ... }:
+{ cfg, pkgs, ... }:
 {
   hardware = {
     printers = {
@@ -29,7 +29,10 @@
 
   services.printing = {
     enable = true;
-    drivers = [ pkgs.brlaser ];
+    drivers = [
+      pkgs.brlaser
+      pkgs.gutenprint
+    ];
     # Remove all state at the start of the service
     stateless = true;
     listenAddresses = [ "192.168.101.29:631" ];
diff --git a/pkgs/citizen-cups.nix b/pkgs/citizen-cups.nix
new file mode 100644
index 0000000..9a63bdd
--- /dev/null
+++ b/pkgs/citizen-cups.nix
@@ -0,0 +1,70 @@
+{
+  cups,
+  fetchzip,
+  lib,
+  stdenv,
+  rpm,
+}:
+
+let
+  version = "1.2.8";
+in
+stdenv.mkDerivation {
+  inherit version;
+  name = "citizen-cups";
+  pname = "citizen-cups";
+
+  src = fetchzip {
+    url = "https://www.citizen-systems.com/resource/support/POS/Generic_Printer_Files/CUPS_Linux_Driver/CUPS_Linux_Driver.zip";
+    hash = "sha256-2ha24/7oS/rINKmYxyVryX66kkc6niCChxhw/2KOPSw=";
+  };
+
+  nativeBuildInputs = [
+    rpm
+  ];
+
+  buildInputs = [
+    cups
+  ];
+
+  postUnpack = ''
+    pushd source
+    ls -la
+    rpm2archive ctzpos-cups-1.2.8-0.src.rpm
+    tar xvf ctzpos-cups-1.2.8-0.src.rpm.tgz
+    tar xvf ctzpos-cups-1.2.8.tar.bz2
+    popd
+  '';
+
+  buildPhase = ''
+    runHook preBuild
+    pushd "ctzpos-cups-${version}";
+    gcc -Wl,-rpath,/usr/lib -Wall -fPIC -O2 -o rastertocbm1k rastertocbm1k.c -lcupsimage -lcups
+    gcc -Wl,-rpath,/usr/lib -Wall -fPIC -O2 -o rastertocds500 rastertocds500.c -lcupsimage -lcups
+    gcc -Wl,-rpath,/usr/lib -Wall -fPIC -O2 -o rastertocts2kl rastertocts2kl.c -lcupsimage -lcups
+    popd
+    runHook postBuild
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/lib/cups/filter
+    install -D -m 755 ./ctzpos-cups-${version}/rastertocbm1k  $out/lib/cups/filter/rastertocbm1k
+    install -D -m 755 ./ctzpos-cups-${version}/rastertocds500 $out/lib/cups/filter/rastertocds500
+    install -D -m 755 ./ctzpos-cups-${version}/rastertocts2kl $out/lib/cups/filter/rastertocts2kl
+
+    mkdir -p $out/share/cups/model/citizen
+    install -D -m 644 ./ctzpos-cups-${version}/*.ppd $out/share/cups/model/citizen
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Citizen CUPS drivers and filters";
+    homepage = "https://www.citizen-systems.com";
+    #license = licenses.unfreeRedistributable;
+    maintainers = with maintainers; [ dadada ];
+    platforms = platforms.linux;
+  };
+}
diff --git a/pkgs/default.nix b/pkgs/default.nix
index 9fce6e9..9cd9053 100644
--- a/pkgs/default.nix
+++ b/pkgs/default.nix
@@ -1 +1,3 @@
-{ pkgs }: { }
+{ pkgs }: {
+  citizen-cups = pkgs.callPackage ./citizen-cups.nix {};
+}