Implement MSC3958: suppress notifications from edits (#14960)

Co-authored-by: Brad Murray <brad@beeper.com>
Co-authored-by: Nick Barrett <nick@beeper.com>

Copy the suppress_edits push rule from Beeper to implement MSC3958.

https://github.com/beeper/synapse/blame/9415a1284b1bfb558bd66f28c24ca1611e6c6fa2/rust/src/push/base_rules.rs#L98-L114

1 files changed, 8 insertions, 0 deletions

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

index 7e449f2433..3c4f876cab 100644
--- a/rust/src/push/mod.rs
+++ b/rust/src/push/mod.rs
@@ -419,6 +419,7 @@ pub struct FilteredPushRules {
     msc3381_polls_enabled: bool,
     msc3664_enabled: bool,
     msc3952_intentional_mentions: bool,
+    msc3958_suppress_edits_enabled: bool,
 }
 
 #[pymethods]
@@ -431,6 +432,7 @@ impl FilteredPushRules {
         msc3381_polls_enabled: bool,
         msc3664_enabled: bool,
         msc3952_intentional_mentions: bool,
+        msc3958_suppress_edits_enabled: bool,
     ) -> Self {
         Self {
             push_rules,
@@ -439,6 +441,7 @@ impl FilteredPushRules {
             msc3381_polls_enabled,
             msc3664_enabled,
             msc3952_intentional_mentions,
+            msc3958_suppress_edits_enabled,
         }
     }
 
@@ -476,6 +479,11 @@ impl FilteredPushRules {
                 {
                     return false;
                 }
+                if !self.msc3958_suppress_edits_enabled
+                    && rule.rule_id == "global/override/.com.beeper.suppress_edits"
+                {
+                    return false;
+                }
 
                 true
             })