pkgs/by-name/mi/microsoft-edge/update.py

   1 #! /usr/bin/env nix-shell
   2 #! nix-shell -i python3 -p python3Packages.packaging python3Packages.debian common-updater-scripts
   3
   4 import base64
   5 import textwrap
   6 import os
   7 from urllib import request
   8
   9 from collections import OrderedDict
  10 from debian.deb822 import Packages
  11 from debian.debian_support import Version
  12 from os.path import abspath, dirname
  13
  14 PIN_PATH = dirname(abspath(__file__)) + '/default.nix'
  15
  16 def packages():
  17     packages_url = 'https://packages.microsoft.com/repos/edge/dists/stable/main/binary-amd64/Packages'
  18     handle = request.urlopen(packages_url)
  19     return handle
  20
  21
  22 def latest_packages(packages: bytes):
  23     latest_packages: OrderedDict[str, Packages] = {}
  24     for package in Packages.iter_paragraphs(packages, use_apt_pkg=False):
  25         name: str = package['Package']
  26         if not name.startswith('microsoft-edge-stable'):
  27             continue
  28         channel = name.replace('microsoft-edge-', '')
  29         if channel not in latest_packages:
  30             latest_packages[channel] = package
  31         else:
  32             old_package = latest_packages[channel]
  33             if old_package.get_version() < package.get_version():  # type: ignore
  34                 latest_packages[channel] = package
  35     return OrderedDict(sorted(latest_packages.items(), key=lambda x:x[0]))
  36
  37
  38 def write_expression():
  39     latest = latest_packages(packages())
  40     version = Version.re_valid_version.match(latest['stable']['Version']).group('upstream_version')
  41     os.system(f'update-source-version microsoft-edge "{version}"')
  42
  43
  44 write_expression()