Files
openfreemap/scripts/http_host/http_host_lib/download_assets.py
2024-01-08 18:44:05 +01:00

67 lines
1.7 KiB
Python

import shutil
import subprocess
from pathlib import Path
from http_host_lib.utils import download_if_size_differs
def download_fonts(assets_dir: Path):
"""
Download and extract font assets if their file size differ.
Making updates atomic, with extraction to a temp dest + rename
"""
fonts_dir = assets_dir / 'fonts'
fonts_dir.mkdir(exist_ok=True, parents=True)
fonts_temp = assets_dir / 'fonts_temp'
for font in ['ofm']:
url = f'https://assets.openfreemap.com/fonts/{font}.tar.gz'
local_file = fonts_dir / f'{font}.tgz'
if not download_if_size_differs(url, local_file):
continue
shutil.rmtree(fonts_temp, ignore_errors=True)
fonts_temp.mkdir()
subprocess.run(
['tar', '-xzf', local_file, '-C', fonts_temp],
check=True,
)
target_dir = fonts_dir / font
target_dir_renamed = fonts_dir / f'{font}.bak'
temp_dir = fonts_temp / font
if target_dir.exists():
target_dir.rename(target_dir_renamed)
temp_dir.rename(target_dir)
shutil.rmtree(target_dir_renamed, ignore_errors=True)
shutil.rmtree(fonts_temp, ignore_errors=True)
def download_natural_earth(assets_dir: Path):
ne_dir = assets_dir / 'natural_earth'
if (ne_dir / 'tiles' / 'natural_earth_2_shaded_relief.raster' / '0' / '0' / '0.png').exists():
return
ne_dir.mkdir(exist_ok=True, parents=True)
subprocess.run(
[
'git',
'clone',
'--depth=1',
'-b',
'gh-pages',
'https://github.com/lukasmartinelli/naturalearthtiles.git',
ne_dir,
]
)
shutil.rmtree(ne_dir / '.git')