diff options
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/api/filtering.py | 27 | ||||
| -rw-r--r-- | synapse/config/experimental.py | 3 | ||||
| -rw-r--r-- | synapse/rest/client/versions.py | 2 | ||||
| -rw-r--r-- | synapse/storage/databases/main/stream.py | 29 |
4 files changed, 56 insertions, 5 deletions
diff --git a/synapse/api/filtering.py b/synapse/api/filtering.py index cc31cf8cc7..26be377d03 100644 --- a/synapse/api/filtering.py +++ b/synapse/api/filtering.py @@ -36,7 +36,7 @@ from jsonschema import FormatChecker from synapse.api.constants import EduTypes, EventContentFields from synapse.api.errors import SynapseError from synapse.api.presence import UserPresenceState -from synapse.events import EventBase +from synapse.events import EventBase, relation_from_event from synapse.types import JsonDict, RoomID, UserID if TYPE_CHECKING: @@ -53,6 +53,12 @@ FILTER_SCHEMA = { # check types are valid event types "types": {"type": "array", "items": {"type": "string"}}, "not_types": {"type": "array", "items": {"type": "string"}}, + # MSC3874, filtering /messages. + "org.matrix.msc3874.rel_types": {"type": "array", "items": {"type": "string"}}, + "org.matrix.msc3874.not_rel_types": { + "type": "array", + "items": {"type": "string"}, + }, }, } @@ -334,8 +340,15 @@ class Filter: self.labels = filter_json.get("org.matrix.labels", None) self.not_labels = filter_json.get("org.matrix.not_labels", []) - self.related_by_senders = self.filter_json.get("related_by_senders", None) - self.related_by_rel_types = self.filter_json.get("related_by_rel_types", None) + self.related_by_senders = filter_json.get("related_by_senders", None) + self.related_by_rel_types = filter_json.get("related_by_rel_types", None) + + # For compatibility with _check_fields. + self.rel_types = None + self.not_rel_types = [] + if hs.config.experimental.msc3874_enabled: + self.rel_types = filter_json.get("org.matrix.msc3874.rel_types", None) + self.not_rel_types = filter_json.get("org.matrix.msc3874.not_rel_types", []) def filters_all_types(self) -> bool: return "*" in self.not_types @@ -386,11 +399,19 @@ class Filter: # check if there is a string url field in the content for filtering purposes labels = content.get(EventContentFields.LABELS, []) + # Check if the event has a relation. + rel_type = None + if isinstance(event, EventBase): + relation = relation_from_event(event) + if relation: + rel_type = relation.rel_type + field_matchers = { "rooms": lambda v: room_id == v, "senders": lambda v: sender == v, "types": lambda v: _matches_wildcard(ev_type, v), "labels": lambda v: v in labels, + "rel_types": lambda v: rel_type == v, } result = self._check_fields(field_matchers) diff --git a/synapse/config/experimental.py b/synapse/config/experimental.py index f44655516e..f9a49451d8 100644 --- a/synapse/config/experimental.py +++ b/synapse/config/experimental.py @@ -117,3 +117,6 @@ class ExperimentalConfig(Config): self.msc3882_token_timeout = self.parse_duration( experimental.get("msc3882_token_timeout", "5m") ) + + # MSC3874: Filtering /messages with rel_types / not_rel_types. + self.msc3874_enabled: bool = experimental.get("msc3874_enabled", False) diff --git a/synapse/rest/client/versions.py b/synapse/rest/client/versions.py index 4e1fd2bbe7..4b87ee978a 100644 --- a/synapse/rest/client/versions.py +++ b/synapse/rest/client/versions.py @@ -114,6 +114,8 @@ class VersionsRestServlet(RestServlet): "org.matrix.msc3882": self.config.experimental.msc3882_enabled, # Adds support for remotely enabling/disabling pushers, as per MSC3881 "org.matrix.msc3881": self.config.experimental.msc3881_enabled, + # Adds support for filtering /messages by event relation. + "org.matrix.msc3874": self.config.experimental.msc3874_enabled, }, }, ) diff --git a/synapse/storage/databases/main/stream.py b/synapse/storage/databases/main/stream.py index 5baffbfe55..09ce855aa8 100644 --- a/synapse/storage/databases/main/stream.py +++ b/synapse/storage/databases/main/stream.py @@ -357,6 +357,24 @@ def filter_to_clause(event_filter: Optional[Filter]) -> Tuple[str, List[str]]: ) args.extend(event_filter.related_by_rel_types) + if event_filter.rel_types: + clauses.append( + "(%s)" + % " OR ".join( + "event_relation.relation_type = ?" for _ in event_filter.rel_types + ) + ) + args.extend(event_filter.rel_types) + + if event_filter.not_rel_types: + clauses.append( + "((%s) OR event_relation.relation_type IS NULL)" + % " AND ".join( + "event_relation.relation_type != ?" for _ in event_filter.not_rel_types + ) + ) + args.extend(event_filter.not_rel_types) + return " AND ".join(clauses), args @@ -1278,8 +1296,8 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore): # Multiple labels could cause the same event to appear multiple times. needs_distinct = True - # If there is a filter on relation_senders and relation_types join to the - # relations table. + # If there is a relation_senders and relation_types filter join to the + # relations table to get events related to the current event. if event_filter and ( event_filter.related_by_senders or event_filter.related_by_rel_types ): @@ -1294,6 +1312,13 @@ class StreamWorkerStore(EventsWorkerStore, SQLBaseStore): LEFT JOIN events AS related_event ON (relation.event_id = related_event.event_id) """ + # If there is a not_rel_types filter join to the relations table to get + # the event's relation information. + if event_filter and (event_filter.rel_types or event_filter.not_rel_types): + join_clause += """ + LEFT JOIN event_relations AS event_relation USING (event_id) + """ + if needs_distinct: select_keywords += " DISTINCT" |