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authorDavid Baker <dave@matrix.org>2015-12-21 15:30:26 +0000
committerDavid Baker <dave@matrix.org>2015-12-21 15:30:26 +0000
commitc061b47c575927b4d93b397b1f88233b8205baab (patch)
treea82fd06b08a9e7c268b5bbad9a6d8a718a9c9c14 /synapse/rest/client/v2_alpha
parentOnly run pushers for users on this hs! (diff)
parentRemove accidentally committed debug logging (diff)
downloadsynapse-c061b47c575927b4d93b397b1f88233b8205baab.tar.xz
Merge remote-tracking branch 'origin/develop' into store_event_actions
Diffstat (limited to 'synapse/rest/client/v2_alpha')
-rw-r--r--synapse/rest/client/v2_alpha/sync.py27
1 files changed, 21 insertions, 6 deletions
diff --git a/synapse/rest/client/v2_alpha/sync.py b/synapse/rest/client/v2_alpha/sync.py
index 4ca10732c1..93e607f9ec 100644
--- a/synapse/rest/client/v2_alpha/sync.py
+++ b/synapse/rest/client/v2_alpha/sync.py
@@ -104,7 +104,6 @@ class SyncRestServlet(RestServlet):
         )
 
         if filter_id and filter_id.startswith('{'):
-            logging.error("MJH %r", filter_id)
             try:
                 filter_object = json.loads(filter_id)
             except:
@@ -352,20 +351,36 @@ class SyncRestServlet(RestServlet):
                 continue
 
             prev_event_id = timeline_event.unsigned.get("replaces_state", None)
-            logger.debug("Replacing %s with %s in state dict",
-                         timeline_event.event_id, prev_event_id)
 
-            if prev_event_id is None:
+            prev_content = timeline_event.unsigned.get('prev_content')
+            prev_sender = timeline_event.unsigned.get('prev_sender')
+            # Empircally it seems possible for the event to have a
+            # "replaces_state" key but not a prev_content or prev_sender
+            # markjh conjectures that it could be due to the server not
+            # having a copy of that event.
+            # If this is the case the we ignore the previous event. This will
+            # cause the displayname calculations on the client to be incorrect
+            if prev_event_id is None or not prev_content or not prev_sender:
+                logger.debug(
+                    "Removing %r from the state dict, as it is missing"
+                    " prev_content (prev_event_id=%r)",
+                    timeline_event.event_id, prev_event_id
+                )
                 del result[event_key]
             else:
+                logger.debug(
+                    "Replacing %r with %r in state dict",
+                    timeline_event.event_id, prev_event_id
+                )
                 result[event_key] = FrozenEvent({
                     "type": timeline_event.type,
                     "state_key": timeline_event.state_key,
-                    "content": timeline_event.unsigned['prev_content'],
-                    "sender": timeline_event.unsigned['prev_sender'],
+                    "content": prev_content,
+                    "sender": prev_sender,
                     "event_id": prev_event_id,
                     "room_id": timeline_event.room_id,
                 })
+
             logger.debug("New value: %r", result.get(event_key))
 
         return result