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authorMark Haines <mark.haines@matrix.org>2015-01-29 02:34:35 +0000
committerMark Haines <mark.haines@matrix.org>2015-01-29 02:34:35 +0000
commit1b4a164c026ac027b7c84422f6c743c36896a0e7 (patch)
tree5b55b8fc9ea166d2a89d58de08e7a58db886b801
parentAdd ports back to demo/start.sh (diff)
downloadsynapse-1b4a164c026ac027b7c84422f6c743c36896a0e7.tar.xz
Add support for formatting events in the way a v2 client expects
-rw-r--r--synapse/events/utils.py91
1 files changed, 52 insertions, 39 deletions
diff --git a/synapse/events/utils.py b/synapse/events/utils.py
index 42fb0371e5..dd7f3d6f42 100644
--- a/synapse/events/utils.py
+++ b/synapse/events/utils.py
@@ -89,7 +89,46 @@ def prune_event(event):
     return type(event)(allowed_fields)
 
 
-def serialize_event(e, time_now_ms, client_event=True, strip_ids=False):
+def format_event_raw(d):
+    return d
+
+
+def format_event_for_client_v1(d):
+    d["user_id"] = d.pop("sender", None)
+
+    move_keys = ("age", "redacted_because", "replaces_state", "prev_content")
+    for key in move_keys:
+        if key in d["unsigned"]:
+            d[key] = d["unsigned"][key]
+
+    drop_keys = (
+        "auth_events", "prev_events", "hashes", "signatures", "depth",
+        "unsigned", "origin"
+    )
+    for key in drop_keys:
+        d.pop(key, None)
+    return d
+
+
+def format_event_for_client_v2(d):
+    drop_keys = (
+        "auth_events", "prev_events", "hashes", "signatures", "depth", "origin"
+    )
+    for key in drop_keys:
+        d.pop(key, None)
+    return d
+
+
+def format_event_for_client_v2_without_event_id(d):
+    d = format_event_for_client_v2(d)
+    d.pop("room_id", None)
+    d.pop("event_id", None)
+    return d
+
+
+def serialize_event(e, time_now_ms, as_client_event=True,
+                    event_format=format_event_for_client_v1,
+                    token_id=None):
     # FIXME(erikj): To handle the case of presence events and the like
     if not isinstance(e, EventBase):
         return e
@@ -99,48 +138,22 @@ def serialize_event(e, time_now_ms, client_event=True, strip_ids=False):
     # Should this strip out None's?
     d = {k: v for k, v in e.get_dict().items()}
 
-    if not client_event:
-        # set the age and keep all other keys
-        if "age_ts" in d["unsigned"]:
-            d["unsigned"]["age"] = time_now_ms - d["unsigned"]["age_ts"]
-        return d
-
     if "age_ts" in d["unsigned"]:
-        d["age"] = time_now_ms - d["unsigned"]["age_ts"]
-        del d["unsigned"]["age_ts"]
-
-    d["user_id"] = d.pop("sender", None)
+        d["unsigned"]["age"] = time_now_ms - d["unsigned"]["age_ts"]
+        d["unsigned"]["age_ts"]
 
     if "redacted_because" in e.unsigned:
-        d["redacted_because"] = serialize_event(
+        d["unsigned"]["redacted_because"] = serialize_event(
             e.unsigned["redacted_because"], time_now_ms
         )
 
-        del d["unsigned"]["redacted_because"]
-
-    if "redacted_by" in e.unsigned:
-        d["redacted_by"] = e.unsigned["redacted_by"]
-        del d["unsigned"]["redacted_by"]
+    if token_id is not None:
+        if token_id == e.internal_metadata["token_id"]:
+            txn_id = e.internal_metadata.get("txn_id", None)
+            if txn_id is not None:
+                d["unsigned"]["transaction_id"] = txn_id
 
-    if "replaces_state" in e.unsigned:
-        d["replaces_state"] = e.unsigned["replaces_state"]
-        del d["unsigned"]["replaces_state"]
-
-    if "prev_content" in e.unsigned:
-        d["prev_content"] = e.unsigned["prev_content"]
-        del d["unsigned"]["prev_content"]
-
-    del d["auth_events"]
-    del d["prev_events"]
-    del d["hashes"]
-    del d["signatures"]
-    d.pop("depth", None)
-    d.pop("unsigned", None)
-    d.pop("origin", None)
-    d.pop("prev_state", None)
-
-    if strip_ids:
-        d.pop("room_id", None)
-        d.pop("event_id", None)
-
-    return d
+    if as_client_event:
+        return event_format(d)
+    else:
+        return d