opencellid: init at 0-unstable-2024-06-20

pkgs/additional/opencellid/default.nix

@@ -0,0 +1,32 @@
+{ stdenv
+, lib
+, fetchurl
+# database downloads are limited per API key, so please consider supplying your own API key if using this package
+, apiKey ? "pk.758ba60a9bf5fc060451153c3e2542dc"
+}:
+
+stdenv.mkDerivation {
+  pname = "opencellid";
+  version = "0-unstable-2024-06-20";
+
+  src = fetchurl {
+    # this is a live url. updated daily? TODO: add an update script for this.
+    # the API key should allow for at least 2 downloads per day
+    url = "https://opencellid.org/ocid/downloads?token=${apiKey}&type=full&file=cell_towers.csv.gz";
+    hash = "sha256-uY9nHY/LHPJSqMjvIpRgiW++fzucRn1JwPdNXE63bq8=";
+  };
+
+  unpackPhase = ''
+    gunzip "$src" --stdout > cell_towers.csv
+  '';
+
+  installPhase = ''
+    cp cell_towers.csv $out
+  '';
+
+  meta = with lib; {
+    description = "100M-ish csv database of known celltower positions";
+    homepage = "https://opencellid.org";
+    maintainers = with maintainers; [ colinsane ];
+  };
+}

pkgs/default.nix

@@ -71,6 +71,7 @@ let
     nixpkgs-staging = nixpkgs.override { variant = "staging"; };
     nixpkgs-next = nixpkgs.override { variant = "staging-next"; };
     nixpkgs-wayland = callPackage ./additional/nixpkgs-wayland { };
+    opencellid = callPackage ./additional/opencellid { };
     peerswap = callPackage ./additional/peerswap { };
     phog = callPackage ./additional/phog { };
     pipeline = callPackage ./additional/pipeline { };