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#!/usr/bin/env python3
import json
import shutil
import tarfile
import tempfile
from pathlib import Path
from typing import Dict, List
import pkg_resources
import pydoctor.driver
import requests
import toml
# TODO: set USER_AGENT
def fetch_package_info(package_name: str):
return requests.get(f'https://pypi.org/pypi/{package_name}/json').json()
def find_packages(path: Path, package_name: str) -> List[Path]:
package_name = package_name.lower()
if (path / package_name / '__init__.py').exists():
return [path / package_name]
if (path / 'src' / package_name / '__init__.py').exists():
return [path / 'src' / package_name]
packages = []
for subpath in path.iterdir():
if subpath.is_dir():
if (subpath / '__init__.py').exists():
packages.append(subpath)
return packages
if __name__ == '__main__':
sources = Path('sources')
sources.mkdir(exist_ok=True)
try:
with open('versions.json') as f:
versions = json.load(f)
except FileNotFoundError:
versions: Dict[str, str] = {}
download_dir = Path(tempfile.mkdtemp(prefix='pydoc-'))
# 1. fetch sources
for package_name in (
pkg_resources.resource_string(__name__, 'packages.txt').decode().splitlines()
):
package = fetch_package_info(package_name)
version = package['info']['version']
sourceid = f'{package_name}-{version}'
if (
package_name not in versions
or versions[package_name] != version
or not (sources / sourceid).exists()
):
print('downloading', sourceid)
source_packages = [
p for p in package['releases'][version] if p['packagetype'] == 'sdist'
]
assert len(source_packages) > 0
if len(source_packages) > 1:
print(
f"[warning] {package_name} returned multiple source distributions, we're just using the first one"
)
source_package = source_packages[0]
filename = source_package['filename']
assert '/' not in filename # for security
archive_path = download_dir / filename
with requests.get(source_package['url'], stream=True) as r:
with open(archive_path, 'wb') as f:
shutil.copyfileobj(r.raw, f)
tf = tarfile.open(archive_path)
for member in tf.getmembers():
if '/' in member.name:
member.name = member.name.split('/', maxsplit=1)[1]
else:
member.name = '.'
tf.extractall(sources / sourceid)
versions[package_name] = version
with open('versions.json', 'w') as f:
json.dump(versions, f)
shutil.rmtree(download_dir)
with open('overrides.toml') as f:
overrides = toml.load(f)
# 2. generate docs with pydoctor
dist = Path('dist')
dist.mkdir(exist_ok=True)
for path in sources.iterdir():
sourceid = path.name
package_name, version = sourceid.rsplit('-', maxsplit=1)
out_dir = dist / package_name / version
if out_dir.exists():
continue
print('generating', sourceid)
packages = list(find_packages(sources / sourceid, package_name))
if len(packages) == 0:
print(
'[error] failed to determine package directory for', sources / sourceid
)
continue
if len(packages) > 1:
print(
f"[warning] found multiple packages for {package_name} ({packages}), we're just using the first one"
)
docformat = overrides['docformat'].get(package_name, 'restructuredtext')
out_dir.mkdir(parents=True)
pydoctor.driver.main(
# fmt: off
[
str(packages[0]),
'--html-output', out_dir,
'--docformat', docformat,
]
# fmt: on
)
# 3. create latest symlinks
for package_name, version in versions.items():
latest = dist / package_name / 'latest'
latest.unlink(missing_ok=True)
latest.symlink_to(version)
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