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30 lines
1.0 KiB
Python
30 lines
1.0 KiB
Python
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#! /usr/bin/env nix-shell
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#! nix-shell -i python3 -p "python3.withPackages (p: [p.waybackpy])"
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import subprocess
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from pathlib import Path
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import re
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import json
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import waybackpy
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# NAV doesn't provide stable versioned URLs so we put the download link in Wayback Machine to preserve it.
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print("Archiving...")
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save_api = waybackpy.WaybackMachineSaveAPI("https://nav.gov.hu/pfile/programFile?path=/nyomtatvanyok/letoltesek/nyomtatvanykitolto_programok/nyomtatvany_apeh/keretprogramok/AbevJava")
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url = save_api.save()
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print("Prefetching...")
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sha256, unpack_path = subprocess.check_output(["nix-prefetch-url", "--unpack", "--print-path", url], universal_newlines=True).split("\n")[:2]
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print("Extracting version...")
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manifest = (Path(unpack_path) / "META-INF" / "MANIFEST.MF").read_text()
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version = re.search("Implementation-Version: (.+)", manifest).group(1)
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print("Writing version.json...")
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(Path(__file__).parent / "version.json").write_text(json.dumps({
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"url": url,
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"sha256": sha256,
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"version": version,
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}, indent=2) + "\n")
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