add new source: archpkg

nvchecker/get_version.py

@@ -3,7 +3,7 @@ from importlib import import_module
 
 logger = logging.getLogger(__name__)
 handler_precedence = (
-  'github', 'aur', 'pypi', 'pacman',
+  'github', 'aur', 'pypi', 'archpkg', 'pacman',
   'cmd', 'gcode_hg', 'regex',
 )
 

nvchecker/source/archpkg.py

@@ -0,0 +1,25 @@
+from functools import partial
+import json
+
+from tornado.httpclient import AsyncHTTPClient
+
+URL = 'https://www.archlinux.org/packages/search/json/?name='
+
+def get_version(name, conf, callback):
+  pkg = conf['archpkg']
+  url = URL + pkg
+  AsyncHTTPClient().fetch(url, partial(_pkg_done, name, callback))
+
+def _pkg_done(name, callback, res):
+  if res.error:
+    raise res.error
+
+  data = json.loads(res.body.decode('utf-8'))
+
+  if not data['results']:
+    logger.error('Arch package not found: %s', name)
+    callback(name, None)
+    return
+
+  version = data['results'][0]['pkgver']
+  callback(name, version)