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authorBrendan Abolivier <babolivier@matrix.org>2020-06-12 15:11:01 +0100
committerBrendan Abolivier <babolivier@matrix.org>2020-06-12 15:13:12 +0100
commite47e5a2dcd2e7210c3830c3f0b8420a8b0988133 (patch)
tree4740a158f4d4903b20ed9237960bfd98b8f7be64
parentPre-populate the unread_count column (diff)
downloadsynapse-e47e5a2dcd2e7210c3830c3f0b8420a8b0988133.tar.xz
Incorporate review bits
-rw-r--r--changelog.d/7673.feature2
-rw-r--r--synapse/push/bulk_push_rule_evaluator.py13
-rw-r--r--synapse/storage/data_stores/main/event_push_actions.py27
3 files changed, 20 insertions, 22 deletions
diff --git a/changelog.d/7673.feature b/changelog.d/7673.feature
index 74e2059ade..ecc3ffd8d5 100644
--- a/changelog.d/7673.feature
+++ b/changelog.d/7673.feature
@@ -1 +1 @@
-Add a per-room counter for unread messages in responses to `/sync` requests.
+Add a per-room counter for unread messages in responses to `/sync` requests. Implements [MSC2625](https://github.com/matrix-org/matrix-doc/pull/2625).
diff --git a/synapse/push/bulk_push_rule_evaluator.py b/synapse/push/bulk_push_rule_evaluator.py
index f7c3db5828..3244d39c37 100644
--- a/synapse/push/bulk_push_rule_evaluator.py
+++ b/synapse/push/bulk_push_rule_evaluator.py
@@ -191,13 +191,12 @@ class BulkPushRuleEvaluator(object):
                 )
                 if matches:
                     actions = [x for x in rule["actions"] if x != "dont_notify"]
-                    if actions:
-                        if (
-                            "notify" in actions
-                            or "org.matrix.msc2625.mark_unread" in actions
-                        ):
-                            # Push rules say we should act on this event.
-                            actions_by_user[uid] = actions
+                    if (
+                        "notify" in actions
+                        or "org.matrix.msc2625.mark_unread" in actions
+                    ):
+                        # Push rules say we should act on this event.
+                        actions_by_user[uid] = actions
                     break
 
         # Mark in the DB staging area the push actions for users who should be
diff --git a/synapse/storage/data_stores/main/event_push_actions.py b/synapse/storage/data_stores/main/event_push_actions.py
index 688aef4d2f..4409e87913 100644
--- a/synapse/storage/data_stores/main/event_push_actions.py
+++ b/synapse/storage/data_stores/main/event_push_actions.py
@@ -14,6 +14,7 @@
 # limitations under the License.
 
 import logging
+from typing import Dict, Tuple
 
 import attr
 from six import iteritems
@@ -857,11 +858,11 @@ class EventPushActionsStore(EventPushActionsWorkerStore):
         # Calculate the new counts that should be upserted into event_push_summary
         sql = """
             SELECT user_id, room_id,
-                coalesce(old.%s, 0) + upd.%s,
+                coalesce(old.%s, 0) + upd.cnt,
                 upd.stream_ordering,
                 old.user_id
             FROM (
-                SELECT user_id, room_id, count(*) as %s,
+                SELECT user_id, room_id, count(*) as cnt,
                     max(stream_ordering) as stream_ordering
                 FROM event_push_actions
                 WHERE ? <= stream_ordering AND stream_ordering < ?
@@ -874,31 +875,29 @@ class EventPushActionsStore(EventPushActionsWorkerStore):
 
         # First get the count of unread messages.
         txn.execute(
-            sql % ("unread_count", "unread_count", "unread_count", ""),
+            sql % ("unread_count", ""),
             (old_rotate_stream_ordering, rotate_to_stream_ordering),
         )
-        unread_rows = txn.fetchall()
-
-        # Then get the count of notifications.
-        txn.execute(
-            sql % ("notif_count", "notif_count", "notif_count", "AND notif = 1"),
-            (old_rotate_stream_ordering, rotate_to_stream_ordering),
-        )
-        notif_rows = txn.fetchall()
 
         # We need to merge both lists into a single object because we might not have the
         # same amount of rows in each of them. In this case we use a dict indexed on the
         # user ID and room ID to make it easier to populate.
-        summaries = {}
-        for row in unread_rows:
+        summaries = {}  # type: Dict[Tuple[str, str], EventPushSummary]
+        for row in txn:
             summaries[(row[0], row[1])] = EventPushSummary(
                 user_id=row[0], room_id=row[1], unread_count=row[2],
                 stream_ordering=row[3], old_user_id=row[4], notif_count=0,
             )
 
+        # Then get the count of notifications.
+        txn.execute(
+            sql % ("notif_count", "AND notif = 1"),
+            (old_rotate_stream_ordering, rotate_to_stream_ordering),
+        )
+
         # notif_rows is populated based on a subset of the query used to populate
         # unread_rows, so we can be sure that there will be no KeyError here.
-        for row in notif_rows:
+        for row in txn:
             summaries[(row[0], row[1])].notif_count = row[2]
 
         logger.info("Rotating notifications, handling %d rows", len(summaries))