cleanup

modules/server/containers/apps/favicon.nix

@@ -3,6 +3,7 @@ let
   serverCfg = config.syscfg.server;
   mediaCfg = config.syscfg.media;
   port = 8080;
+  assetSize = 64;
   cacheControl = containerCfg.extra.cacheControl or "public, max-age=86400";
   priority = toString (containerCfg.extra.priority or 2147482647);
   logoSvgFileName = builtins.baseNameOf (toString mediaCfg.logo.svg);
@@ -48,6 +49,7 @@ let
     CACHE_DIR = Path(os.environ.get("FAVICON_CACHE_DIR", "/cache"))
     LISTEN_HOST = os.environ.get("FAVICON_LISTEN_HOST", "0.0.0.0")
     LISTEN_PORT = int(os.environ.get("FAVICON_PORT", "8080"))
+    ASSET_SIZE = int(os.environ.get("FAVICON_ASSET_SIZE", "${toString assetSize}"))
     DEFAULT_CACHE_CONTROL = "public, max-age=86400"
 
     with open(CONFIG_PATH, "r", encoding="utf-8") as fh:
@@ -66,44 +68,31 @@ let
     def _color(value, fallback):
         return value if isinstance(value, str) and value else fallback
 
+    def _replace_svg_color(svg, attribute, color):
+        if attribute in {"fill", "stroke"}:
+            svg = re.sub(
+                rf'{attribute}="(?!none\\b)[^"]*"',
+                f'{attribute}="{color}"',
+                svg,
+                flags=re.IGNORECASE,
+            )
+            svg = re.sub(
+                rf"{attribute}='(?!none\\b)[^']*'",
+                f"{attribute}='{color}'",
+                svg,
+                flags=re.IGNORECASE,
+            )
+        return re.sub(
+            rf"{attribute}\\s*:\\s*(?!none\\b)[^;\"\\']+",
+            f"{attribute}:{color}",
+            svg,
+            flags=re.IGNORECASE,
+        )
+
     def _tinted_logo_data_uri(color):
         svg = LOGO_BYTES.decode("utf-8")
-        svg = re.sub(
-            r'fill="(?!none\b)[^"]*"',
-            f'fill="{color}"',
-            svg,
-            flags=re.IGNORECASE,
-        )
-        svg = re.sub(
-            r"fill='(?!none\b)[^']*'",
-            f"fill='{color}'",
-            svg,
-            flags=re.IGNORECASE,
-        )
-        svg = re.sub(
-            r'stroke="(?!none\b)[^"]*"',
-            f'stroke="{color}"',
-            svg,
-            flags=re.IGNORECASE,
-        )
-        svg = re.sub(
-            r"stroke='(?!none\b)[^']*'",
-            f"stroke='{color}'",
-            svg,
-            flags=re.IGNORECASE,
-        )
-        svg = re.sub(
-            r'fill\s*:\s*(?!none\b)[^;"\']+',
-            f"fill:{color}",
-            svg,
-            flags=re.IGNORECASE,
-        )
-        svg = re.sub(
-            r'stroke\s*:\s*(?!none\b)[^;"\']+',
-            f"stroke:{color}",
-            svg,
-            flags=re.IGNORECASE,
-        )
+        svg = _replace_svg_color(svg, "fill", color)
+        svg = _replace_svg_color(svg, "stroke", color)
         return "data:image/svg+xml;base64," + base64.b64encode(svg.encode("utf-8")).decode("ascii")
 
     def _border_radius():
@@ -133,9 +122,9 @@ let
 
         CACHE_DIR.mkdir(parents=True, exist_ok=True)
         svg = _render_svg(profile).encode("utf-8")
-        png_bytes = cairosvg.svg2png(bytestring=svg, output_width=64, output_height=64)
+        png_bytes = cairosvg.svg2png(bytestring=svg, output_width=ASSET_SIZE, output_height=ASSET_SIZE)
         image = Image.open(BytesIO(png_bytes))
-        image.save(target, format="ICO", sizes=[(64, 64)])
+        image.save(target, format="ICO", sizes=[(ASSET_SIZE, ASSET_SIZE)])
         image.close()
         return target
 
@@ -177,8 +166,6 @@ let
     tag = "1";
     contents = [
       pythonEnv
-      pkgs.fontconfig
-      pkgs.dejavu_fonts
       pkgs.cacert
       pkgs.tzdata
     ];
@@ -207,8 +194,7 @@ in {
           FAVICON_LOGO = logoSvgMount;
           FAVICON_CACHE_DIR = "/cache";
           FAVICON_PORT = toString port;
-          FONTCONFIG_FILE = "${pkgs.fontconfig.out}/etc/fonts/fonts.conf";
-          FONTCONFIG_PATH = "${pkgs.fontconfig.out}/etc/fonts";
+          FAVICON_ASSET_SIZE = toString assetSize;
         };
         extraLabels = {
           "traefik.enable" = "true";