nassh/bin/fonts

#!/usr/bin/env python3
# Copyright 2020 The ChromiumOS Authors
# Use of this source code is governed by a BSD-style license that can be
# found in the LICENSE file.

"""Download web fonts to bundle with nassh. See ../docs/fonts.md"""

import sys

import nassh  # pylint: disable=wrong-import-order
import libdot


# The hash of the fonts that we maintain.
# Allow a long line for easy automated updating.
# pylint: disable=line-too-long
FONTS_HASH = "d6dc5eaf459abd058cd3aef1e25963fde893f9d87f5f55f340431697ce4b3506"
# pylint: enable=line-too-long

# Bucket maintained by us.
FONTS_GS_FRAGMENT = "chromeos-localmirror/secureshell/distfiles"
FONTS_GS_URI = f"gs://{FONTS_GS_FRAGMENT}"
FONTS_BASE_URI = f"https://storage.googleapis.com/{FONTS_GS_FRAGMENT}"

# The nassh fonts path.
FONTS_DIR = nassh.DIR / "fonts"


def fonts_update():
    """Download & update our copy of fonts."""
    libdot.download_tarball(
        f"fonts-{FONTS_HASH}.tar.xz", FONTS_BASE_URI, FONTS_DIR, FONTS_HASH
    )


def get_parser():
    """Get a command line parser."""
    parser = libdot.ArgumentParser(description=__doc__)
    return parser


def main(argv):
    """The main func!"""
    parser = get_parser()
    _opts = parser.parse_args(argv)

    fonts_update()


if __name__ == "__main__":
    sys.exit(main(sys.argv[1:]))