mirror of
https://github.com/qpdf/qpdf.git
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70 lines
2.0 KiB
Python
Executable File
70 lines
2.0 KiB
Python
Executable File
#!/usr/bin/env python3
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import json
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import os
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import requests
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import sys
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from zipfile import ZipFile
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def warn(*args, **kwargs):
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print(*args, **kwargs, file=sys.stderr)
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def download_file(url, local_filename):
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# From https://stackoverflow.com/questions/16694907/
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# download-large-file-in-python-with-requests
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if os.path.exists(local_filename):
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warn('Using existing', local_filename)
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return
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warn('Downloading', local_filename)
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with requests.get(url, stream=True) as r:
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r.raise_for_status()
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with open(local_filename, 'wb') as f:
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for chunk in r.iter_content(chunk_size=8192):
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f.write(chunk)
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return local_filename
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bin_name = 'qpdf-external-libs-bin.zip'
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src_name = 'qpdf-external-libs-src.zip'
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dir_name = 'external-libs-dist'
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os.makedirs(dir_name, exist_ok=True)
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github_headers = {
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'content-type': 'application/json',
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}
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try:
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token = sys.argv[1]
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github_headers['authorization'] = f'Bearer {token}'
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except IndexError:
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print('WARNING: unauthenticated call to github API'
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' will be subject to more stringent rate limits.')
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r = requests.get(
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'https://api.github.com/repos/qpdf/external-libs/releases',
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headers=github_headers)
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if r.status_code >= 400:
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exit(f'GitHub API call returned status {r.status_code}: {r.text}')
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releases = json.loads(r.text)
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by_tag = sorted(
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[(r['tag_name'], r) for r in releases
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if r['prerelease'] is False],
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reverse=True)
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latest = by_tag[0][1]
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bin_url = None
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src_url = None
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for i in latest['assets']:
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if i['name'] == bin_name:
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bin_url = i['browser_download_url']
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elif i['name'] == src_name:
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src_url = i['browser_download_url']
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print(bin_url)
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download_file(bin_url, f'{dir_name}/{bin_name}')
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download_file(src_url, f'{dir_name}/{src_name}')
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print('\n** external library information **')
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with ZipFile(f'{dir_name}/{src_name}') as z1:
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with z1.open('external-libs-src/versions') as z2:
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print(z2.read().decode())
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