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@@ -13,6 +13,7 @@ |
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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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@@ -49,7 +50,41 @@ async def get_badge_count(store: DataStore, user_id: str, group_by_room: bool) - |
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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 = {} |
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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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