105 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			Python
		
	
	
			
		
		
	
	
			105 lines
		
	
	
		
			4.1 KiB
		
	
	
	
		
			Python
		
	
	
# Copyright 2015, 2016 OpenMarket Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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#     http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from typing import Dict
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from synapse.api.constants import EventTypes, Membership
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from synapse.events import EventBase
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from synapse.push.presentable_names import calculate_room_name, name_from_member_event
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from synapse.storage.controllers import StorageControllers
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from synapse.storage.databases.main import DataStore
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async def get_badge_count(store: DataStore, user_id: str, group_by_room: bool) -> int:
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    invites = await store.get_invited_rooms_for_local_user(user_id)
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    joins = await store.get_rooms_for_user(user_id)
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    badge = len(invites)
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    room_to_count = await store.get_unread_counts_by_room_for_user(user_id)
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    for room_id, notify_count in room_to_count.items():
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        # room_to_count may include rooms which the user has left,
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        # ignore those.
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        if room_id not in joins:
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            continue
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        if notify_count == 0:
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            continue
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        if group_by_room:
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            # return one badge count per conversation
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            badge += 1
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        else:
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            # Increase badge by number of notifications in room
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            # NOTE: this includes threaded and unthreaded notifications.
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            badge += notify_count
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    return badge
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async def get_context_for_event(
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    storage: StorageControllers, ev: EventBase, user_id: str
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) -> Dict[str, str]:
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    ctx: Dict[str, str] = {}
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    if ev.internal_metadata.outlier:
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        # We don't have state for outliers, so we can't compute the context
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        # except for invites and knocks. (Such events are known as 'out-of-band
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        # memberships' for the user).
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        if ev.type != EventTypes.Member:
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            return ctx
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        # We might be able to pull out the display name for the sender straight
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        # from the membership event
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        event_display_name = ev.content.get("displayname")
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        if event_display_name and ev.state_key == ev.sender:
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            ctx["sender_display_name"] = event_display_name
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        room_state = []
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        if ev.content.get("membership") == Membership.INVITE:
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            room_state = ev.unsigned.get("invite_room_state", [])
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        elif ev.content.get("membership") == Membership.KNOCK:
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            room_state = ev.unsigned.get("knock_room_state", [])
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        # Ideally we'd reuse the logic in `calculate_room_name`, but that gets
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        # complicated to handle partial events vs pulling events from the DB.
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        for state_dict in room_state:
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            type_tuple = (state_dict["type"], state_dict.get("state_key"))
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            if type_tuple == (EventTypes.Member, ev.sender):
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                display_name = state_dict["content"].get("displayname")
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                if display_name:
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                    ctx["sender_display_name"] = display_name
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            elif type_tuple == (EventTypes.Name, ""):
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                room_name = state_dict["content"].get("name")
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                if room_name:
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                    ctx["name"] = room_name
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        return ctx
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    room_state_ids = await storage.state.get_state_ids_for_event(ev.event_id)
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    # we no longer bother setting room_alias, and make room_name the
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    # human-readable name instead, be that m.room.name, an alias or
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    # a list of people in the room
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    name = await calculate_room_name(
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        storage.main, room_state_ids, user_id, fallback_to_single_member=False
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    )
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    if name:
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        ctx["name"] = name
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    sender_state_event_id = room_state_ids[("m.room.member", ev.sender)]
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    sender_state_event = await storage.main.get_event(sender_state_event_id)
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    ctx["sender_display_name"] = name_from_member_event(sender_state_event)
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    return ctx
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