mirror of
https://github.com/hyperknot/openfreemap.git
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42 lines
1.0 KiB
Python
42 lines
1.0 KiB
Python
import shutil
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import subprocess
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import sys
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from pathlib import Path
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import click
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from http_host_lib.utils import download_file_aria2
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def download_and_extract_tileset(area: str, version: str, runs_dir: Path) -> bool:
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"""
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returns True if downloaded something
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"""
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click.echo(f'downloading {area} {version}')
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version_dir = runs_dir / area / version
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btrfs_file = version_dir / 'tiles.btrfs'
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if btrfs_file.exists():
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print(' file exists, skipping download')
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return False
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temp_dir = runs_dir / '_tmp'
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shutil.rmtree(temp_dir, ignore_errors=True)
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temp_dir.mkdir(parents=True)
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url = f'https://{area}.openfreemap.com/{version}/tiles.btrfs.gz'
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target_file = temp_dir / 'tiles.btrfs.gz'
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download_file_aria2(url, target_file)
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subprocess.run(['unpigz', temp_dir / 'tiles.btrfs.gz'], check=True)
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btrfs_src = temp_dir / 'tiles.btrfs'
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shutil.rmtree(version_dir, ignore_errors=True)
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version_dir.mkdir(parents=True)
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btrfs_src.rename(btrfs_file)
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shutil.rmtree(temp_dir)
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return True
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