Files
ArchiveBox/archivebox/plugins/papersdl/on_Crawl__00_install_papersdl.py
Claude e3ba599812 Update install hooks to respect XYZ_BINARY env vars
- All install hooks now respect their respective XYZ_BINARY env vars
  (e.g., WGET_BINARY, CHROME_BINARY, YTDLP_BINARY, etc.)
- Support both absolute paths (/usr/bin/wget2) and binary names (wget2)
- Dynamic bin_name used in Dependency JSONL output
- Updated 11 install hooks to follow the new pattern
- Mark checklist items as complete in TODO_hook_architecture.md
2025-12-27 10:12:45 +00:00

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3.0 KiB
Python
Executable File

#!/usr/bin/env python3
"""
Install hook for papers-dl.
Runs at crawl start to verify papers-dl binary is available.
Outputs JSONL for InstalledBinary and Machine config updates.
Respects PAPERSDL_BINARY env var for custom binary paths.
"""
import os
import sys
import json
from pathlib import Path
def find_papersdl() -> dict | None:
"""Find papers-dl binary, respecting PAPERSDL_BINARY env var."""
try:
from abx_pkg import Binary, PipProvider, EnvProvider
# Check if user has configured a custom binary
configured_binary = os.environ.get('PAPERSDL_BINARY', '').strip()
if configured_binary:
if '/' in configured_binary:
bin_name = Path(configured_binary).name
else:
bin_name = configured_binary
else:
bin_name = 'papers-dl'
binary = Binary(name=bin_name, binproviders=[PipProvider(), EnvProvider()])
loaded = binary.load()
if loaded and loaded.abspath:
return {
'name': bin_name,
'abspath': str(loaded.abspath),
'version': str(loaded.version) if loaded.version else None,
'sha256': loaded.sha256 if hasattr(loaded, 'sha256') else None,
'binprovider': loaded.binprovider.name if loaded.binprovider else 'env',
}
except Exception:
pass
return None
def main():
# Determine binary name from config
configured_binary = os.environ.get('PAPERSDL_BINARY', '').strip()
if configured_binary and '/' in configured_binary:
bin_name = Path(configured_binary).name
elif configured_binary:
bin_name = configured_binary
else:
bin_name = 'papers-dl'
# Check for papers-dl (required)
papersdl_result = find_papersdl()
missing_deps = []
# Emit results for papers-dl
if papersdl_result and papersdl_result.get('abspath'):
print(json.dumps({
'type': 'InstalledBinary',
'name': papersdl_result['name'],
'abspath': papersdl_result['abspath'],
'version': papersdl_result['version'],
'sha256': papersdl_result['sha256'],
'binprovider': papersdl_result['binprovider'],
}))
print(json.dumps({
'type': 'Machine',
'_method': 'update',
'key': 'config/PAPERSDL_BINARY',
'value': papersdl_result['abspath'],
}))
if papersdl_result['version']:
print(json.dumps({
'type': 'Machine',
'_method': 'update',
'key': 'config/PAPERSDL_VERSION',
'value': papersdl_result['version'],
}))
else:
print(json.dumps({
'type': 'Dependency',
'bin_name': bin_name,
'bin_providers': 'pip,env',
}))
missing_deps.append(bin_name)
if missing_deps:
print(f"Missing dependencies: {', '.join(missing_deps)}", file=sys.stderr)
sys.exit(1)
else:
sys.exit(0)
if __name__ == '__main__':
main()