diff options
| -rw-r--r-- | synapse/storage/event_push_actions.py | 61 |
1 files changed, 50 insertions, 11 deletions
diff --git a/synapse/storage/event_push_actions.py b/synapse/storage/event_push_actions.py index 1b7888a914..808c9d22fc 100644 --- a/synapse/storage/event_push_actions.py +++ b/synapse/storage/event_push_actions.py @@ -26,6 +26,42 @@ import ujson as json logger = logging.getLogger(__name__) +DEFAULT_NOTIF_ACTION = ["notify", {"set_tweak": "highlight", "value": False}] +DEFAULT_HIGHLIGHT_ACTION = [ + "notify", {"set_tweak": "sound", "value": "default"}, {"set_tweak": "highlight"} +] + + +def _serialize_action(actions, is_highlight): + """Custom serializer for actions. This allows us to "compress" common actions. + + We use the fact that most users have the same actions for notifs (and for + highlights). + We store these default actions as the empty string rather than the full JSON. + Since the empty string isn't valid JSON there is no risk of this clashing with + any real JSON actions + """ + if is_highlight: + if actions == DEFAULT_HIGHLIGHT_ACTION: + return "" # We use empty string as the column is non-NULL + else: + if actions == DEFAULT_NOTIF_ACTION: + return "" + return json.dumps(actions) + + +def _deserialize_action(actions, is_highlight): + """Custom deserializer for actions. This allows us to "compress" common actions + """ + if actions: + return json.loads(actions) + + if is_highlight: + return DEFAULT_HIGHLIGHT_ACTION + else: + return DEFAULT_NOTIF_ACTION + + class EventPushActionsStore(SQLBaseStore): EPA_HIGHLIGHT_INDEX = "epa_highlight_index" @@ -58,15 +94,17 @@ class EventPushActionsStore(SQLBaseStore): """ values = [] for uid, actions in tuples: + is_highlight = 1 if _action_has_highlight(actions) else 0 + values.append({ 'room_id': event.room_id, 'event_id': event.event_id, 'user_id': uid, - 'actions': json.dumps(actions), + 'actions': _serialize_action(actions, is_highlight), 'stream_ordering': event.internal_metadata.stream_ordering, 'topological_ordering': event.depth, 'notif': 1, - 'highlight': 1 if _action_has_highlight(actions) else 0, + 'highlight': is_highlight, }) for uid, __ in tuples: @@ -202,7 +240,8 @@ class EventPushActionsStore(SQLBaseStore): # find rooms that have a read receipt in them and return the next # push actions sql = ( - "SELECT ep.event_id, ep.room_id, ep.stream_ordering, ep.actions" + "SELECT ep.event_id, ep.room_id, ep.stream_ordering, ep.actions," + " ep.highlight " " FROM (" " SELECT room_id," " MAX(topological_ordering) as topological_ordering," @@ -243,7 +282,7 @@ class EventPushActionsStore(SQLBaseStore): def get_no_receipt(txn): sql = ( "SELECT ep.event_id, ep.room_id, ep.stream_ordering, ep.actions," - " e.received_ts" + " ep.highlight " " FROM event_push_actions AS ep" " INNER JOIN events AS e USING (room_id, event_id)" " WHERE" @@ -272,7 +311,7 @@ class EventPushActionsStore(SQLBaseStore): "event_id": row[0], "room_id": row[1], "stream_ordering": row[2], - "actions": json.loads(row[3]), + "actions": _deserialize_action(row[3], row[4]), } for row in after_read_receipt + no_read_receipt ] @@ -311,7 +350,7 @@ class EventPushActionsStore(SQLBaseStore): def get_after_receipt(txn): sql = ( "SELECT ep.event_id, ep.room_id, ep.stream_ordering, ep.actions," - " e.received_ts" + " ep.highlight, e.received_ts" " FROM (" " SELECT room_id," " MAX(topological_ordering) as topological_ordering," @@ -353,7 +392,7 @@ class EventPushActionsStore(SQLBaseStore): def get_no_receipt(txn): sql = ( "SELECT ep.event_id, ep.room_id, ep.stream_ordering, ep.actions," - " e.received_ts" + " ep.highlight, e.received_ts" " FROM event_push_actions AS ep" " INNER JOIN events AS e USING (room_id, event_id)" " WHERE" @@ -383,8 +422,8 @@ class EventPushActionsStore(SQLBaseStore): "event_id": row[0], "room_id": row[1], "stream_ordering": row[2], - "actions": json.loads(row[3]), - "received_ts": row[4], + "actions": _deserialize_action(row[3], row[4]), + "received_ts": row[5], } for row in after_read_receipt + no_read_receipt ] @@ -418,7 +457,7 @@ class EventPushActionsStore(SQLBaseStore): sql = ( "SELECT epa.event_id, epa.room_id," " epa.stream_ordering, epa.topological_ordering," - " epa.actions, epa.profile_tag, e.received_ts" + " epa.actions, epa.highlight, epa.profile_tag, e.received_ts" " FROM event_push_actions epa, events e" " WHERE epa.event_id = e.event_id" " AND epa.user_id = ? %s" @@ -433,7 +472,7 @@ class EventPushActionsStore(SQLBaseStore): "get_push_actions_for_user", f ) for pa in push_actions: - pa["actions"] = json.loads(pa["actions"]) + pa["actions"] = _deserialize_action(pa["actions"], pa["highlight"]) defer.returnValue(push_actions) @defer.inlineCallbacks |