Support the backwards compatibility features in MSC3952. (#14958)

If the feature is enabled and the event has a `m.mentions` property,
skip processing of the legacy mentions rules.
This commit is contained in:
Patrick Cloke 2023-02-03 11:28:20 -05:00 committed by GitHub
parent 0a686d1d13
commit 52700a0bcf
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GPG key ID: 4AEE18F83AFDEB23
7 changed files with 190 additions and 65 deletions

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@ -0,0 +1 @@
Experimental support for [MSC3952](https://github.com/matrix-org/matrix-spec-proposals/pull/3952): intentional mentions.

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@ -33,6 +33,7 @@ fn bench_match_exact(b: &mut Bencher) {
let eval = PushRuleEvaluator::py_new(
flattened_keys,
false,
BTreeSet::new(),
false,
10,
@ -71,6 +72,7 @@ fn bench_match_word(b: &mut Bencher) {
let eval = PushRuleEvaluator::py_new(
flattened_keys,
false,
BTreeSet::new(),
false,
10,
@ -109,6 +111,7 @@ fn bench_match_word_miss(b: &mut Bencher) {
let eval = PushRuleEvaluator::py_new(
flattened_keys,
false,
BTreeSet::new(),
false,
10,
@ -147,6 +150,7 @@ fn bench_eval_message(b: &mut Bencher) {
let eval = PushRuleEvaluator::py_new(
flattened_keys,
false,
BTreeSet::new(),
false,
10,

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@ -68,6 +68,8 @@ pub struct PushRuleEvaluator {
/// The "content.body", if any.
body: String,
/// True if the event has a mentions property and MSC3952 support is enabled.
has_mentions: bool,
/// The user mentions that were part of the message.
user_mentions: BTreeSet<String>,
/// True if the message is a room message.
@ -105,6 +107,7 @@ impl PushRuleEvaluator {
#[new]
pub fn py_new(
flattened_keys: BTreeMap<String, String>,
has_mentions: bool,
user_mentions: BTreeSet<String>,
room_mention: bool,
room_member_count: u64,
@ -123,6 +126,7 @@ impl PushRuleEvaluator {
Ok(PushRuleEvaluator {
flattened_keys,
body,
has_mentions,
user_mentions,
room_mention,
room_member_count,
@ -155,6 +159,19 @@ impl PushRuleEvaluator {
}
let rule_id = &push_rule.rule_id().to_string();
// For backwards-compatibility the legacy mention rules are disabled
// if the event contains the 'm.mentions' property (and if the
// experimental feature is enabled, both of these are represented
// by the has_mentions flag).
if self.has_mentions
&& (rule_id == "global/override/.m.rule.contains_display_name"
|| rule_id == "global/content/.m.rule.contains_user_name"
|| rule_id == "global/override/.m.rule.roomnotif")
{
continue;
}
let extev_flag = &RoomVersionFeatures::ExtensibleEvents.as_str().to_string();
let supports_extensible_events = self.room_version_feature_flags.contains(extev_flag);
let safe_from_rver_condition = SAFE_EXTENSIBLE_EVENTS_RULE_IDS.contains(rule_id);
@ -441,6 +458,7 @@ fn push_rule_evaluator() {
flattened_keys.insert("content.body".to_string(), "foo bar bob hello".to_string());
let evaluator = PushRuleEvaluator::py_new(
flattened_keys,
false,
BTreeSet::new(),
false,
10,
@ -468,6 +486,7 @@ fn test_requires_room_version_supports_condition() {
let flags = vec![RoomVersionFeatures::ExtensibleEvents.as_str().to_string()];
let evaluator = PushRuleEvaluator::py_new(
flattened_keys,
false,
BTreeSet::new(),
false,
10,

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@ -56,6 +56,7 @@ class PushRuleEvaluator:
def __init__(
self,
flattened_keys: Mapping[str, str],
has_mentions: bool,
user_mentions: Set[str],
room_mention: bool,
room_member_count: int,

View file

@ -119,6 +119,9 @@ class BulkPushRuleEvaluator:
self.should_calculate_push_rules = self.hs.config.push.enable_push
self._related_event_match_enabled = self.hs.config.experimental.msc3664_enabled
self._intentional_mentions_enabled = (
self.hs.config.experimental.msc3952_intentional_mentions
)
self.room_push_rule_cache_metrics = register_cache(
"cache",
@ -364,9 +367,12 @@ class BulkPushRuleEvaluator:
# Pull out any user and room mentions.
mentions = event.content.get(EventContentFields.MSC3952_MENTIONS)
has_mentions = self._intentional_mentions_enabled and isinstance(mentions, dict)
user_mentions: Set[str] = set()
room_mention = False
if isinstance(mentions, dict):
if has_mentions:
# mypy seems to have lost the type even though it must be a dict here.
assert isinstance(mentions, dict)
# Remove out any non-string items and convert to a set.
user_mentions_raw = mentions.get("user_ids")
if isinstance(user_mentions_raw, list):
@ -378,6 +384,7 @@ class BulkPushRuleEvaluator:
evaluator = PushRuleEvaluator(
_flatten_dict(event, room_version=event.room_version),
has_mentions,
user_mentions,
room_mention,
room_member_count,

View file

@ -12,7 +12,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import Any
from typing import Any, Optional
from unittest.mock import patch
from parameterized import parameterized
@ -25,7 +25,7 @@ from synapse.push.bulk_push_rule_evaluator import BulkPushRuleEvaluator
from synapse.rest import admin
from synapse.rest.client import login, register, room
from synapse.server import HomeServer
from synapse.types import create_requester
from synapse.types import JsonDict, create_requester
from synapse.util import Clock
from tests.test_utils import simple_async_mock
@ -196,19 +196,10 @@ class TestBulkPushRuleEvaluator(HomeserverTestCase):
self.get_success(bulk_evaluator.action_for_events_by_user([(event, context)]))
bulk_evaluator._action_for_event_by_user.assert_not_called()
@override_config({"experimental_features": {"msc3952_intentional_mentions": True}})
def test_mentions(self) -> None:
"""Test the behavior of an event which includes invalid mentions."""
bulk_evaluator = BulkPushRuleEvaluator(self.hs)
sentinel = object()
def create_and_process(mentions: Any = sentinel) -> bool:
def _create_and_process(
self, bulk_evaluator: BulkPushRuleEvaluator, content: Optional[JsonDict] = None
) -> bool:
"""Returns true iff the `mentions` trigger an event push action."""
content = {}
if mentions is not sentinel:
content[EventContentFields.MSC3952_MENTIONS] = mentions
# Create a new message event which should cause a notification.
event, context = self.get_success(
self.event_creation_handler.create_event(
@ -216,16 +207,14 @@ class TestBulkPushRuleEvaluator(HomeserverTestCase):
{
"type": "test",
"room_id": self.room_id,
"content": content,
"content": content or {},
"sender": f"@bob:{self.hs.hostname}",
},
)
)
# Ensure no actions are generated!
self.get_success(
bulk_evaluator.action_for_events_by_user([(event, context)])
)
# Execute the push rule machinery.
self.get_success(bulk_evaluator.action_for_events_by_user([(event, context)]))
# If any actions are generated for this event, return true.
result = self.get_success(
@ -238,35 +227,113 @@ class TestBulkPushRuleEvaluator(HomeserverTestCase):
)
return len(result) > 0
@override_config({"experimental_features": {"msc3952_intentional_mentions": True}})
def test_user_mentions(self) -> None:
"""Test the behavior of an event which includes invalid user mentions."""
bulk_evaluator = BulkPushRuleEvaluator(self.hs)
# Not including the mentions field should not notify.
self.assertFalse(create_and_process())
self.assertFalse(self._create_and_process(bulk_evaluator))
# An empty mentions field should not notify.
self.assertFalse(create_and_process({}))
self.assertFalse(
self._create_and_process(
bulk_evaluator, {EventContentFields.MSC3952_MENTIONS: {}}
)
)
# Non-dict mentions should be ignored.
mentions: Any
for mentions in (None, True, False, 1, "foo", []):
self.assertFalse(create_and_process(mentions))
self.assertFalse(
self._create_and_process(
bulk_evaluator, {EventContentFields.MSC3952_MENTIONS: mentions}
)
)
# A non-list should be ignored.
for mentions in (None, True, False, 1, "foo", {}):
self.assertFalse(create_and_process({"user_ids": mentions}))
# The Matrix ID appearing anywhere in the list should notify.
self.assertTrue(create_and_process({"user_ids": [self.alice]}))
self.assertTrue(create_and_process({"user_ids": ["@another:test", self.alice]}))
# Duplicate user IDs should notify.
self.assertTrue(create_and_process({"user_ids": [self.alice, self.alice]}))
# Invalid entries in the list are ignored.
self.assertFalse(create_and_process({"user_ids": [None, True, False, {}, []]}))
self.assertTrue(
create_and_process({"user_ids": [None, True, False, {}, [], self.alice]})
self.assertFalse(
self._create_and_process(
bulk_evaluator,
{EventContentFields.MSC3952_MENTIONS: {"user_ids": mentions}},
)
)
# The Matrix ID appearing anywhere in the list should notify.
self.assertTrue(
self._create_and_process(
bulk_evaluator,
{EventContentFields.MSC3952_MENTIONS: {"user_ids": [self.alice]}},
)
)
self.assertTrue(
self._create_and_process(
bulk_evaluator,
{
EventContentFields.MSC3952_MENTIONS: {
"user_ids": ["@another:test", self.alice]
}
},
)
)
# Duplicate user IDs should notify.
self.assertTrue(
self._create_and_process(
bulk_evaluator,
{
EventContentFields.MSC3952_MENTIONS: {
"user_ids": [self.alice, self.alice]
}
},
)
)
# Invalid entries in the list are ignored.
self.assertFalse(
self._create_and_process(
bulk_evaluator,
{
EventContentFields.MSC3952_MENTIONS: {
"user_ids": [None, True, False, {}, []]
}
},
)
)
self.assertTrue(
self._create_and_process(
bulk_evaluator,
{
EventContentFields.MSC3952_MENTIONS: {
"user_ids": [None, True, False, {}, [], self.alice]
}
},
)
)
# The legacy push rule should not mention if the mentions field exists.
self.assertFalse(
self._create_and_process(
bulk_evaluator,
{
"body": self.alice,
"msgtype": "m.text",
EventContentFields.MSC3952_MENTIONS: {},
},
)
)
@override_config({"experimental_features": {"msc3952_intentional_mentions": True}})
def test_room_mentions(self) -> None:
"""Test the behavior of an event which includes invalid room mentions."""
bulk_evaluator = BulkPushRuleEvaluator(self.hs)
# Room mentions from those without power should not notify.
self.assertFalse(create_and_process({"room": True}))
self.assertFalse(
self._create_and_process(
bulk_evaluator, {EventContentFields.MSC3952_MENTIONS: {"room": True}}
)
)
# Room mentions from those with power should notify.
self.helper.send_state(
@ -276,8 +343,30 @@ class TestBulkPushRuleEvaluator(HomeserverTestCase):
self.token,
state_key="",
)
self.assertTrue(create_and_process({"room": True}))
self.assertTrue(
self._create_and_process(
bulk_evaluator, {EventContentFields.MSC3952_MENTIONS: {"room": True}}
)
)
# Invalid data should not notify.
mentions: Any
for mentions in (None, False, 1, "foo", [], {}):
self.assertFalse(create_and_process({"room": mentions}))
self.assertFalse(
self._create_and_process(
bulk_evaluator,
{EventContentFields.MSC3952_MENTIONS: {"room": mentions}},
)
)
# The legacy push rule should not mention if the mentions field exists.
self.assertFalse(
self._create_and_process(
bulk_evaluator,
{
"body": "@room",
"msgtype": "m.text",
EventContentFields.MSC3952_MENTIONS: {},
},
)
)

View file

@ -42,6 +42,7 @@ class PushRuleEvaluatorTestCase(unittest.TestCase):
self,
content: JsonMapping,
*,
has_mentions: bool = False,
user_mentions: Optional[Set[str]] = None,
room_mention: bool = False,
related_events: Optional[JsonDict] = None,
@ -62,6 +63,7 @@ class PushRuleEvaluatorTestCase(unittest.TestCase):
power_levels: Dict[str, Union[int, Dict[str, int]]] = {}
return PushRuleEvaluator(
_flatten_dict(event),
has_mentions,
user_mentions or set(),
room_mention,
room_member_count,
@ -102,19 +104,21 @@ class PushRuleEvaluatorTestCase(unittest.TestCase):
condition = {"kind": "org.matrix.msc3952.is_user_mention"}
# No mentions shouldn't match.
evaluator = self._get_evaluator({})
evaluator = self._get_evaluator({}, has_mentions=True)
self.assertFalse(evaluator.matches(condition, "@user:test", None))
# An empty set shouldn't match
evaluator = self._get_evaluator({}, user_mentions=set())
evaluator = self._get_evaluator({}, has_mentions=True, user_mentions=set())
self.assertFalse(evaluator.matches(condition, "@user:test", None))
# The Matrix ID appearing anywhere in the mentions list should match
evaluator = self._get_evaluator({}, user_mentions={"@user:test"})
evaluator = self._get_evaluator(
{}, has_mentions=True, user_mentions={"@user:test"}
)
self.assertTrue(evaluator.matches(condition, "@user:test", None))
evaluator = self._get_evaluator(
{}, user_mentions={"@another:test", "@user:test"}
{}, has_mentions=True, user_mentions={"@another:test", "@user:test"}
)
self.assertTrue(evaluator.matches(condition, "@user:test", None))
@ -126,16 +130,16 @@ class PushRuleEvaluatorTestCase(unittest.TestCase):
condition = {"kind": "org.matrix.msc3952.is_room_mention"}
# No room mention shouldn't match.
evaluator = self._get_evaluator({})
evaluator = self._get_evaluator({}, has_mentions=True)
self.assertFalse(evaluator.matches(condition, None, None))
# Room mention should match.
evaluator = self._get_evaluator({}, room_mention=True)
evaluator = self._get_evaluator({}, has_mentions=True, room_mention=True)
self.assertTrue(evaluator.matches(condition, None, None))
# A room mention and user mention is valid.
evaluator = self._get_evaluator(
{}, user_mentions={"@another:test"}, room_mention=True
{}, has_mentions=True, user_mentions={"@another:test"}, room_mention=True
)
self.assertTrue(evaluator.matches(condition, None, None))