Add ubuntupkg source

README.rst

@@ -34,6 +34,7 @@ Contents
   * `Check Local Pacman Database <#check-local-pacman-database>`_
   * `Check Arch Linux official packages <#check-arch-linux-official-packages>`_
   * `Check Debian Linux official packages <#check-debian-linux-official-packages>`_
+  * `Check Ubuntu Linux official packages <#check-ubuntu-linux-official-packages>`_
   * `Check Google Code (hg repository) <#check-google-code-hg-repository>`_
   * `Check Google Code (svn repository) <#check-google-code-svn-repository>`_
   * `Manually updating <#manually-updating>`_
@@ -333,6 +334,19 @@ suite
 strip-release
   Strip the release part.
 
+Check Ubuntu Linux official packages
+----------------------------------
+This enables you to track the update of `Ubuntu Linux official packages <https://packages.ubuntu.com/>`_, without needing of apt and an updated local APT database.
+
+ubuntupkg
+  Name of the Ubuntu Linux source package.
+
+suite
+  Name of the Ubuntu release (xenial, zesty, etc, defaults to None, which means no limit on suite)
+
+strip-release
+  Strip the release part.
+
 Check Google Code (hg repository)
 ---------------------------------
 Check a mercurial (hg) repository on `Google Code <https://code.google.com/>`_ for updates. The version returned is in date format ``%Y%m%d``, e.g. ``20130701``.

nvchecker/get_version.py

@@ -6,7 +6,7 @@ from importlib import import_module
 
 logger = logging.getLogger(__name__)
 handler_precedence = (
-  'github', 'aur', 'pypi', 'archpkg', 'debianpkg', 'gems', 'pacman',
+  'github', 'aur', 'pypi', 'archpkg', 'debianpkg', 'ubuntupkg', 'gems', 'pacman',
   'cmd', 'bitbucket', 'gcode_hg', 'gcode_svn', 'regex', 'manual', 'vcs',
   'cratesio', 'npm', 'hackage', 'cpan', 'gitlab', 'packagist'
 )

nvchecker/source/ubuntupkg.py

@@ -0,0 +1,48 @@
+# MIT licensed
+# Copyright (c) 2017 Felix Yan <felixonmars@archlinux.org>, et al.
+
+import logging
+from . import session
+
+logger = logging.getLogger(__name__)
+
+URL = 'https://api.launchpad.net/1.0/ubuntu/+archive/primary?ws.op=getPublishedSources&source_name=%s&exact_match=true'
+
+async def get_version(name, conf):
+  pkg = conf.get('ubuntupkg') or name
+  strip_release = conf.getboolean('strip-release', False)
+  suite = conf.get('suite')
+  url = URL % pkg
+
+  if suite:
+    suite = "https://api.launchpad.net/1.0/ubuntu/" + suite
+
+  releases = []
+
+  while not releases:
+    async with session.get(url) as res:
+      data = await res.json()
+
+    if not data.get('entries'):
+      logger.error('Ubuntu package not found: %s', name)
+      return name, None
+
+    releases = [r for r in data["entries"] if r["status"] == "Published"]
+
+    if suite:
+      releases = [r for r in releases if r["distro_series_link"] == suite]
+
+    if "next_collection_link" not in data:
+      break
+
+    url = data["next_collection_link"]
+
+  if not releases:
+    logger.error('Ubuntu package not found: %s', name)
+
+  if strip_release:
+    version = releases[0]['source_package_version'].split("-")[0]
+  else:
+    version = releases[0]['source_package_version']
+
+  return name, version

tests/test_ubuntupkg.py

@@ -0,0 +1,17 @@
+# MIT licensed
+# Copyright (c) 2017 Felix Yan <felixonmars@archlinux.org>, et al.
+
+import pytest
+pytestmark = pytest.mark.asyncio
+
+async def test_ubuntupkg(get_version):
+    assert await get_version("sigrok-firmware-fx2lafw", {"ubuntupkg": None}) == "0.1.3-1"
+
+async def test_ubuntupkg_strip_release(get_version):
+    assert await get_version("sigrok-firmware-fx2lafw", {"ubuntupkg": None, "strip-release": 1}) == "0.1.3"
+
+async def test_ubuntupkg_suite(get_version):
+    assert await get_version("sigrok-firmware-fx2lafw", {"ubuntupkg": None, "suite": "xenial"}) == "0.1.2-1"
+
+async def test_ubuntupkg_suite_with_paging(get_version):
+    assert await get_version("ffmpeg", {"ubuntupkg": None, "suite": "vivid"}) == "7:2.5.10-0ubuntu0.15.04.1"