hotpatch fmn to work with fasjson

Signed-off-by: Stephen Coady <scoady@redhat.com>

roles/notifs/backend/files/fasjson-port/util.py

@@ -0,0 +1,52 @@
+import fedora.client
+import fasjson_client
+
+import logging
+log = logging.getLogger("fmn")
+
+
+def new_packager(topic, msg):
+    """ Returns a username if the message is about a new packager in FAS. """
+    if '.fas.group.member.sponsor' in topic:
+        group = msg['msg']['group']
+        if group == 'packager':
+            return msg['msg']['user']
+    return None
+
+
+def new_badges_user(topic, msg):
+    """ Returns a username if the message is about a new fedbadges user. """
+    if '.fedbadges.person.login.first' in topic:
+        return msg['msg']['user']['username']
+    return None
+
+
+def get_fas_email(config, username):
+    """ Return FAS email associated with a username.
+
+    We use this to try and get the right email for new autocreated users.
+    We used to just use $USERNAME@fp.o, but when first created most users don't
+    have that alias available yet.
+    """
+    try:
+        fas = fedora.client.AccountSystem(**config['fas_credentials'])
+        person = fas.person_by_username(username)
+        if person.get('email'):
+            return person['email']
+        raise ValueError("No email found: %r" % username)
+    except Exception:
+        log.exception("Failed to get FAS email for %r" % username)
+        return '%s@fedoraproject.org' % username
+
+
+def get_fasjson_email(config, username):
+    """ Return FASJSON email associated with a username. """
+    try:
+        fasjson = config["fasjson"]
+        client = fasjson_client.Client(url=fasjson.get('url'))
+        person = client.get_user(username=username).result
+
+        return person.get('emails')[0]
+    except Exception:
+        log.exception("Failed to get FASJSON email for %r" % username)
+        return '%s@fedoraproject.org' % username