Icon Resize Plugin

Resized favicon to a set of common sizes.

markata.plugins.icon_resize configuration

markata.toml







[markata]
output_dir = "markout"
assets_dir = "static"
icon = "static/icon.png"

        
        class Config(pydantic.BaseModel):
            output_dir: pydantic.DirectoryPath = "markout"
            assets_dir: Path = pydantic.Field(
                Path("static"),
                description="The directory to store static assets",
            )
            icon: Optional[Path] = None
            icon_out_file: Optional[Path] = None
            icons: Optional[List[Dict[str, str]]] = []

            @pydantic.validator("icon")
            def ensure_icon_exists(cls, v, *, values: Dict) -> Path:
                if v is None:
                    return
                if v.exists():
                    return v

                icon = Path(values["assets_dir"]) / v

                if icon.exists():
                    return icon
                else:
                    raise FileNotFoundError(v)

            @pydantic.validator("icon_out_file", pre=True, always=True)
            def default_icon_out_file(cls, v, *, values: Dict) -> Path:
                if v is None and values["icon"] is not None:
                    return Path(values["output_dir"]) / values["icon"]
                return v

        
        def config_model(markata: "Markata") -> None:
            markata.config_models.append(Config)

        
        def render(markata: "Markata") -> None:
            if markata.config.icon is None:
                return

            with Image.open(markata.config.icon) as img:
                for width in [48, 72, 96, 144, 192, 256, 384, 512]:
                    height = int(float(img.size[1]) * float(width / float(img.size[0])))
                    filename = Path(
                        f"{markata.config.icon_out_file.stem}_{width}x{height}{markata.config.icon_out_file.suffix}",
                    )
                    markata.config.icons.append(
                        {
                            "src": str(filename),
                            "sizes": f"{width}x{width}",
                            "type": f"image/{img.format}".lower(),
                            "purpose": "any maskable",
                        },
                    )

        
        def save(markata: "Markata") -> None:
            if markata.config.icon is None:
                return
            for width in [48, 72, 96, 144, 192, 256, 384, 512]:
                with Image.open(markata.config.icon) as img:
                    height = int(float(img.size[1]) * float(width / float(img.size[0])))
                    img = img.resize((width, height), Image.LANCZOS)
                    filename = Path(
                        f"{markata.config.icon_out_file.stem}_{width}x{height}{markata.config.icon_out_file.suffix}",
                    )
                    out_file = Path(markata.config.output_dir) / filename
                    if out_file.exists():
                        continue
                    img = img.resize((width, height), Image.LANCZOS)
                    img.save(out_file)

        
        def ensure_icon_exists(cls, v, *, values: Dict) -> Path:
                if v is None:
                    return
                if v.exists():
                    return v

                icon = Path(values["assets_dir"]) / v

                if icon.exists():
                    return icon
                else:
                    raise FileNotFoundError(v)

        
        def default_icon_out_file(cls, v, *, values: Dict) -> Path:
                if v is None and values["icon"] is not None:
                    return Path(values["output_dir"]) / values["icon"]
                return v