nvchecker/nvchecker_source/sparkle.py

38 lines
1.0 KiB
Python

# MIT licensed
# Copyright (c) 2020 lilydjwg <lilydjwg@gmail.com>, et al.
# Copyright (c) 2020 Sunlei <guizaicn@gmail.com>
from xml.etree import ElementTree
from nvchecker.api import session
NAMESPACE = 'http://www.andymatuschak.org/xml-namespaces/sparkle'
async def get_version(name, conf, *, cache, **kwargs):
sparkle = conf['sparkle']
return await cache.get(sparkle, get_version_impl)
async def get_version_impl(sparkle):
res = await session.get(sparkle)
root = ElementTree.fromstring(res.body)
item = root.find('./channel/item[1]/enclosure')
version_string = item.get(f'{{{NAMESPACE}}}shortVersionString')
build_number = item.get(f'{{{NAMESPACE}}}version')
if (version_string and version_string.isdigit()) and (
build_number and not build_number.isdigit()
):
version_string, build_number = build_number, version_string
version = []
if version_string:
version.append(version_string)
if build_number and (build_number not in version):
version.append(build_number)
return '-'.join(version) if version else None