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#!/usr/bin/env python3
#
# Copyright (c) 2022 Jon Turney
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in
# all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.
#
#
# get 'latest upstream version' information from repology.org (note that this
# may not exist for some packages, e.g. where upstream doesn't do releases)
#
import json
import logging
import time
import urllib.request
from collections import namedtuple
from .version import SetupVersion
REPOLOGY_API_URL = 'https://repology.org/api/v1/projects/'
last_check = 0
last_data = {}
LegacyData = namedtuple('LegacyData', ['version', 'ignores'])
use_legacy = {'qt': [LegacyData('5', []),
LegacyData('4', []),
LegacyData('3', [])],
'gtk': [LegacyData('3', ['3.9', '+']),
LegacyData('2', [])]}
def repology_fetch_versions():
upstream_versions = {}
last_pn = ''
while True:
url = REPOLOGY_API_URL
if last_pn:
url = url + last_pn + '/'
url += '?inrepo=cygwin'
r = urllib.request.urlopen(url)
j = json.loads(r.read().decode('utf-8'))
for pn in sorted(j.keys()):
p = j[pn]
# first, pick out the version which repology has called newest, and
# if needed, also pick out latest version for legacy packages
newest_version = None
legacy_versions = {}
for i in p:
v = i['version']
if i['status'] == 'newest':
newest_version = v
if (pn in use_legacy) and (i['status'] in ['legacy', 'outdated']):
prefix = None
for ld in use_legacy[pn]:
if v.startswith(ld.version):
prefix = ld.version
break
if not prefix:
continue
# blacklist versions containing substrings (pre-release
# versions etc.)
if any(ignore in v for ignore in ld.ignores):
continue
# repology doesn't identify the highest legacy version, so
# we have to that ourselves
if SetupVersion(v) > SetupVersion(legacy_versions.get(prefix, '0')):
legacy_versions[prefix] = v
if not newest_version:
continue
# next, assign that version to all the corresponding cygwin source
# packages
#
# (multiple cygwin source packages can correspond to a single
# canonical repology package name, e.g. foo and mingww64-arch-foo)
for i in p:
if i['repo'] == "cygwin":
source_pn = i['srcname']
# if package name contains legacy version
if pn in use_legacy:
prefix = None
for ld in use_legacy[pn]:
if (pn + ld.version) in source_pn:
prefix = ld.version
if prefix and prefix in legacy_versions:
upstream_versions[source_pn] = legacy_versions[prefix]
continue
# otherwise, just use the newest version
upstream_versions[source_pn] = newest_version
if pn == last_pn:
break
else:
last_pn = pn
return upstream_versions
def annotate_packages(args, packages):
global last_check
global last_data
# rate limit to daily
if (time.time() - last_check) < (24 * 60 * 60):
logging.info("not consulting %s due to ratelimit" % (REPOLOGY_API_URL))
else:
logging.info("consulting %s" % (REPOLOGY_API_URL))
last_data = repology_fetch_versions()
uv = last_data
for pn in uv:
spn = pn + '-src'
for arch in packages:
if spn in packages[arch]:
packages[arch][spn].upstream_version = uv[pn]
last_check = time.time()
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