Update intentional mentions (MSC3952) to depend on `exact_event_property_contains` (MSC3966). (#15051)

This replaces the specific `is_user_mention` push rule condition
used in MSC3952 with the generic `exact_event_property_contains`
push rule condition from MSC3966.

1 files changed, 15 insertions, 13 deletions

diff --git a/rust/src/push/mod.rs b/rust/src/push/mod.rs

index 97feb6efc9..6391d2ed47 100644
--- a/rust/src/push/mod.rs
+++ b/rust/src/push/mod.rs
@@ -340,8 +340,12 @@ pub enum KnownCondition {
     RelatedEventMatchType(RelatedEventMatchTypeCondition),
     #[serde(rename = "org.matrix.msc3966.exact_event_property_contains")]
     ExactEventPropertyContains(ExactEventMatchCondition),
-    #[serde(rename = "org.matrix.msc3952.is_user_mention")]
-    IsUserMention,
+    // Identical to exact_event_property_contains but gives predefined patterns. Cannot be added by users.
+    #[serde(
+        skip_deserializing,
+        rename = "org.matrix.msc3966.exact_event_property_contains"
+    )]
+    ExactEventPropertyContainsType(ExactEventMatchTypeCondition),
     ContainsDisplayName,
     RoomMemberCount {
         #[serde(skip_serializing_if = "Option::is_none")]
@@ -398,6 +402,15 @@ pub struct ExactEventMatchCondition {
     pub value: Cow<'static, SimpleJsonValue>,
 }
 
+/// The body of a [`Condition::ExactEventMatch`] that uses user_id or user_localpart as a pattern.
+#[derive(Serialize, Debug, Clone)]
+pub struct ExactEventMatchTypeCondition {
+    pub key: Cow<'static, str>,
+    // During serialization, the pattern_type property gets replaced with a
+    // pattern property of the correct value in synapse.push.clientformat.format_push_rules_for_user.
+    pub value_type: Cow<'static, EventMatchPatternType>,
+}
+
 /// The body of a [`Condition::RelatedEventMatch`]
 #[derive(Serialize, Deserialize, Debug, Clone)]
 pub struct RelatedEventMatchCondition {
@@ -740,17 +753,6 @@ fn test_deserialize_unstable_msc3758_condition() {
 }
 
 #[test]
-fn test_deserialize_unstable_msc3952_user_condition() {
-    let json = r#"{"kind":"org.matrix.msc3952.is_user_mention"}"#;
-
-    let condition: Condition = serde_json::from_str(json).unwrap();
-    assert!(matches!(
-        condition,
-        Condition::Known(KnownCondition::IsUserMention)
-    ));
-}
-
-#[test]
 fn test_deserialize_custom_condition() {
     let json = r#"{"kind":"custom_tag"}"#;