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Support the MSC3715 for /relations. (#11941)

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This adds an unstable org.matrix.msc3715.dir parameter
which acts like dir on /mesages.
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Patrick Cloke 2022-02-11 11:20:27 -05:00 committed by GitHub
parent b65acead42
commit 4d7e74b2e5
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3 changed files with 36 additions and 6 deletions
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1
changelog.d/11941.feature Normal file
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@ -0,0 +1 @@
Support the `dir` parameter on the `/relations` endpoint, per [MSC3715](https://github.com/matrix-org/matrix-doc/pull/3715).

4
synapse/rest/client/relations.py
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@ -111,6 +111,9 @@ class RelationPaginationServlet(RestServlet):
raise SynapseError(404, "Unknown parent event.")
limit = parse_integer(request, "limit", default=5)
direction = parse_string(
request, "org.matrix.msc3715.dir", default="b", allowed_values=["f", "b"]
)
from_token_str = parse_string(request, "from")
to_token_str = parse_string(request, "to")
@ -128,6 +131,7 @@ class RelationPaginationServlet(RestServlet):
relation_type=relation_type,
event_type=event_type,
limit=limit,
direction=direction,
from_token=from_token,
to_token=to_token,
)

37
tests/rest/client/test_relations.py
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@ -169,24 +169,28 @@ class RelationsTestCase(unittest.HomeserverTestCase):
"""Tests that calling pagination API correctly the latest relations."""
channel = self._send_relation(RelationTypes.ANNOTATION, "m.reaction", "a")
self.assertEquals(200, channel.code, channel.json_body)
first_annotation_id = channel.json_body["event_id"]
channel = self._send_relation(RelationTypes.ANNOTATION, "m.reaction", "b")
self.assertEquals(200, channel.code, channel.json_body)
annotation_id = channel.json_body["event_id"]
second_annotation_id = channel.json_body["event_id"]
channel = self.make_request(
"GET",
"/_matrix/client/unstable/rooms/%s/relations/%s?limit=1"
% (self.room, self.parent_id),
f"/_matrix/client/unstable/rooms/{self.room}/relations/{self.parent_id}?limit=1",
access_token=self.user_token,
)
self.assertEquals(200, channel.code, channel.json_body)
# We expect to get back a single pagination result, which is the full
# relation event we sent above.
# We expect to get back a single pagination result, which is the latest
# full relation event we sent above.
self.assertEquals(len(channel.json_body["chunk"]), 1, channel.json_body)
self.assert_dict(
{"event_id": annotation_id, "sender": self.user_id, "type": "m.reaction"},
{
"event_id": second_annotation_id,
"sender": self.user_id,
"type": "m.reaction",
},
channel.json_body["chunk"][0],
)
@ -201,6 +205,27 @@ class RelationsTestCase(unittest.HomeserverTestCase):
channel.json_body.get("next_batch"), str, channel.json_body
)
# Request the relations again, but with a different direction.
channel = self.make_request(
"GET",
f"/_matrix/client/unstable/rooms/{self.room}/relations"
f"/{self.parent_id}?limit=1&org.matrix.msc3715.dir=f",
access_token=self.user_token,
)
self.assertEquals(200, channel.code, channel.json_body)
# We expect to get back a single pagination result, which is the earliest
# full relation event we sent above.
self.assertEquals(len(channel.json_body["chunk"]), 1, channel.json_body)
self.assert_dict(
{
"event_id": first_annotation_id,
"sender": self.user_id,
"type": "m.reaction",
},
channel.json_body["chunk"][0],
)
def _stream_token_to_relation_token(self, token: str) -> str:
"""Convert a StreamToken into a legacy token (RelationPaginationToken)."""
room_key = self.get_success(StreamToken.from_string(self.store, token)).room_key