old_contents: # -*- coding: utf-8 -*-
  # Copyright 2015, 2016 OpenMarket Ltd
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from twisted.internet import defer
  
  
  @defer.inlineCallbacks
  def get_badge_count(store, user_id):
      invites, joins = yield defer.gatherResults([
          store.get_invited_rooms_for_user(user_id),
          store.get_rooms_for_user(user_id),
      ], consumeErrors=True)
  
      my_receipts_by_room = yield store.get_receipts_for_user(
          user_id, "m.read",
      )
  
      badge = len(invites)
  
      for r in joins:
          if r.room_id in my_receipts_by_room:
              last_unread_event_id = my_receipts_by_room[r.room_id]
  
              notifs = yield (
                  store.get_unread_event_push_actions_by_room_for_user(
                      r.room_id, user_id, last_unread_event_id
                  )
              )
              badge += notifs["notify_count"]
      defer.returnValue(badge)
  
  
  @defer.inlineCallbacks
  def get_context_for_event(store, ev):
      name_aliases = yield store.get_room_name_and_aliases(
          ev.room_id
      )
  
      ctx = {'aliases': name_aliases[1]}
      if name_aliases[0] is not None:
          ctx['name'] = name_aliases[0]
  
      their_member_events_for_room = yield store.get_current_state(
          room_id=ev.room_id,
          event_type='m.room.member',
          state_key=ev.user_id
      )
      for mev in their_member_events_for_room:
          if mev.content['membership'] == 'join' and 'displayname' in mev.content:
              dn = mev.content['displayname']
              if dn is not None:
                  ctx['sender_display_name'] = dn
  
      defer.returnValue(ctx)
  
new_contents: # -*- coding: utf-8 -*-
  # Copyright 2015, 2016 OpenMarket Ltd
  #
  # Licensed under the Apache License, Version 2.0 (the "License");
  # you may not use this file except in compliance with the License.
  # You may obtain a copy of the License at
  #
  #     http://www.apache.org/licenses/LICENSE-2.0
  #
  # Unless required by applicable law or agreed to in writing, software
  # distributed under the License is distributed on an "AS IS" BASIS,
  # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  # See the License for the specific language governing permissions and
  # limitations under the License.
  
  from twisted.internet import defer
  
  
  @defer.inlineCallbacks
  def get_badge_count(store, user_id):
      invites, joins = yield defer.gatherResults([
          store.get_invited_rooms_for_user(user_id),
          store.get_rooms_for_user(user_id),
      ], consumeErrors=True)
  
      my_receipts_by_room = yield store.get_receipts_for_user(
          user_id, "m.read",
      )
  
      badge = len(invites)
  
      for r in joins:
          if r.room_id in my_receipts_by_room:
              last_unread_event_id = my_receipts_by_room[r.room_id]
  
              notifs = yield (
                  store.get_unread_event_push_actions_by_room_for_user(
                      r.room_id, user_id, last_unread_event_id
                  )
              )
              # return one badge count per conversation, as count per
              # message is so noisy as to be almost useless
              badge += 1 if notifs["notify_count"] else 0
      defer.returnValue(badge)
  
  
  @defer.inlineCallbacks
  def get_context_for_event(store, ev):
      name_aliases = yield store.get_room_name_and_aliases(
          ev.room_id
      )
  
      ctx = {'aliases': name_aliases[1]}
      if name_aliases[0] is not None:
          ctx['name'] = name_aliases[0]
  
      their_member_events_for_room = yield store.get_current_state(
          room_id=ev.room_id,
          event_type='m.room.member',
          state_key=ev.user_id
      )
      for mev in their_member_events_for_room:
          if mev.content['membership'] == 'join' and 'displayname' in mev.content:
              dn = mev.content['displayname']
              if dn is not None:
                  ctx['sender_display_name'] = dn
  
      defer.returnValue(ctx)
  
subject: increment badge count per missed convo, not per msg