Use private instead of hidden in MSC2285 related code. (#12635)

changelog.d/12635.feature

@@ -0,0 +1 @@
+Implement [changes](https://github.com/matrix-org/matrix-spec-proposals/pull/2285/commits/4a77139249c2e830aec3c7d6bd5501a514d1cc27) to [MSC2285 (hidden read receipts)](https://github.com/matrix-org/matrix-spec-proposals/pull/2285). Contributed by @SimonBrandner.

synapse/config/experimental.py

@@ -32,7 +32,7 @@ class ExperimentalConfig(Config):
         # MSC2716 (importing historical messages)
         self.msc2716_enabled: bool = experimental.get("msc2716_enabled", False)
 
-        # MSC2285 (hidden read receipts)
+        # MSC2285 (private read receipts)
         self.msc2285_enabled: bool = experimental.get("msc2285_enabled", False)
 
         # MSC3244 (room version capabilities)

synapse/handlers/initial_sync.py

@@ -143,7 +143,7 @@ class InitialSyncHandler:
             to_key=int(now_token.receipt_key),
         )
         if self.hs.config.experimental.msc2285_enabled:
-            receipt = ReceiptEventSource.filter_out_hidden(receipt, user_id)
+            receipt = ReceiptEventSource.filter_out_private(receipt, user_id)
 
         tags_by_room = await self.store.get_tags_for_user(user_id)
 
@@ -449,7 +449,7 @@ class InitialSyncHandler:
             if not receipts:
                 return []
             if self.hs.config.experimental.msc2285_enabled:
-                receipts = ReceiptEventSource.filter_out_hidden(receipts, user_id)
+                receipts = ReceiptEventSource.filter_out_private(receipts, user_id)
             return receipts
 
         presence, receipts, (messages, token) = await make_deferred_yieldable(

synapse/handlers/receipts.py

@@ -165,7 +165,7 @@ class ReceiptEventSource(EventSource[int, JsonDict]):
         self.config = hs.config
 
     @staticmethod
-    def filter_out_hidden(events: List[JsonDict], user_id: str) -> List[JsonDict]:
+    def filter_out_private(events: List[JsonDict], user_id: str) -> List[JsonDict]:
         """
         This method takes in what is returned by
         get_linearized_receipts_for_rooms() and goes through read receipts
@@ -175,7 +175,7 @@ class ReceiptEventSource(EventSource[int, JsonDict]):
 
         visible_events = []
 
-        # filter out hidden receipts the user shouldn't see
+        # filter out private receipts the user shouldn't see
         for event in events:
             content = event.get("content", {})
             new_event = event.copy()
@@ -223,7 +223,7 @@ class ReceiptEventSource(EventSource[int, JsonDict]):
         )
 
         if self.config.experimental.msc2285_enabled:
-            events = ReceiptEventSource.filter_out_hidden(events, user.to_string())
+            events = ReceiptEventSource.filter_out_private(events, user.to_string())
 
         return events, to_key
 

synapse/rest/client/versions.py

@@ -93,7 +93,7 @@ class VersionsRestServlet(RestServlet):
                     "io.element.e2ee_forced.trusted_private": self.e2ee_forced_trusted_private,
                     # Supports the busy presence state described in MSC3026.
                     "org.matrix.msc3026.busy_presence": self.config.experimental.msc3026_enabled,
-                    # Supports receiving hidden read receipts as per MSC2285
+                    # Supports receiving private read receipts as per MSC2285
                     "org.matrix.msc2285": self.config.experimental.msc2285_enabled,
                     # Adds support for importing historical messages as per MSC2716
                     "org.matrix.msc2716": self.config.experimental.msc2716_enabled,

tests/handlers/test_receipts.py

@@ -25,8 +25,8 @@ class ReceiptsTestCase(unittest.HomeserverTestCase):
     def prepare(self, reactor, clock, hs):
         self.event_source = hs.get_event_sources().sources.receipt
 
-    def test_filters_out_hidden_receipt(self):
+    def test_filters_out_private_receipt(self):
-        self._test_filters_hidden(
+        self._test_filters_private(
             [
                 {
                     "content": {
@@ -45,8 +45,8 @@ class ReceiptsTestCase(unittest.HomeserverTestCase):
             [],
         )
 
-    def test_filters_out_hidden_receipt_and_ignores_rest(self):
+    def test_filters_out_private_receipt_and_ignores_rest(self):
-        self._test_filters_hidden(
+        self._test_filters_private(
             [
                 {
                     "content": {
@@ -84,8 +84,8 @@ class ReceiptsTestCase(unittest.HomeserverTestCase):
             ],
         )
 
-    def test_filters_out_event_with_only_hidden_receipts_and_ignores_the_rest(self):
+    def test_filters_out_event_with_only_private_receipts_and_ignores_the_rest(self):
-        self._test_filters_hidden(
+        self._test_filters_private(
             [
                 {
                     "content": {
@@ -126,7 +126,7 @@ class ReceiptsTestCase(unittest.HomeserverTestCase):
         )
 
     def test_handles_missing_content_of_m_read(self):
-        self._test_filters_hidden(
+        self._test_filters_private(
             [
                 {
                     "content": {
@@ -162,7 +162,7 @@ class ReceiptsTestCase(unittest.HomeserverTestCase):
         )
 
     def test_handles_empty_event(self):
-        self._test_filters_hidden(
+        self._test_filters_private(
             [
                 {
                     "content": {
@@ -196,8 +196,8 @@ class ReceiptsTestCase(unittest.HomeserverTestCase):
             ],
         )
 
-    def test_filters_out_receipt_event_with_only_hidden_receipt_and_ignores_rest(self):
+    def test_filters_out_receipt_event_with_only_private_receipt_and_ignores_rest(self):
-        self._test_filters_hidden(
+        self._test_filters_private(
             [
                 {
                     "content": {
@@ -249,7 +249,7 @@ class ReceiptsTestCase(unittest.HomeserverTestCase):
         Context: https://github.com/matrix-org/synapse/issues/10603
         """
 
-        self._test_filters_hidden(
+        self._test_filters_private(
             [
                 {
                     "content": {
@@ -278,8 +278,8 @@ class ReceiptsTestCase(unittest.HomeserverTestCase):
             ],
         )
 
-    def test_leaves_our_hidden_and_their_public(self):
+    def test_leaves_our_private_and_their_public(self):
-        self._test_filters_hidden(
+        self._test_filters_private(
             [
                 {
                     "content": {
@@ -332,9 +332,9 @@ class ReceiptsTestCase(unittest.HomeserverTestCase):
             ],
         )
 
-    def _test_filters_hidden(
+    def _test_filters_private(
         self, events: List[JsonDict], expected_output: List[JsonDict]
     ):
-        """Tests that the _filter_out_hidden returns the expected output"""
+        """Tests that the _filter_out_private returns the expected output"""
-        filtered_events = self.event_source.filter_out_hidden(events, "@me:server.org")
+        filtered_events = self.event_source.filter_out_private(events, "@me:server.org")
         self.assertEqual(filtered_events, expected_output)

tests/rest/client/test_sync.py

@@ -407,7 +407,7 @@ class ReadReceiptsTestCase(unittest.HomeserverTestCase):
         self.helper.join(room=self.room_id, user=self.user2, tok=self.tok2)
 
     @override_config({"experimental_features": {"msc2285_enabled": True}})
-    def test_hidden_read_receipts(self) -> None:
+    def test_private_read_receipts(self) -> None:
         # Send a message as the first user
         res = self.helper.send(self.room_id, body="hello", tok=self.tok)
 
@@ -639,7 +639,7 @@ class UnreadMessagesTestCase(unittest.HomeserverTestCase):
         # Check that the unread counter is back to 0.
         self._check_unread_count(0)
 
-        # Check that hidden read receipts don't break unread counts
+        # Check that private read receipts don't break unread counts
         res = self.helper.send(self.room_id, "hello", tok=self.tok2)
         self._check_unread_count(1)