1 files changed, 24 insertions, 2 deletions
diff --git a/synapse/api/constants.py b/synapse/api/constants.py
index 46c4b4b9dc..f47c33a074 100644
--- a/synapse/api/constants.py
+++ b/synapse/api/constants.py
@@ -73,6 +73,7 @@ class EventTypes(object):
     RoomHistoryVisibility = "m.room.history_visibility"
     CanonicalAlias = "m.room.canonical_alias"
     RoomAvatar = "m.room.avatar"
+    RoomEncryption = "m.room.encryption"
     GuestAccess = "m.room.guest_access"
 
     # These are used for validation
@@ -104,10 +105,15 @@ class ThirdPartyEntityKind(object):
 class RoomVersions(object):
     V1 = "1"
     V2 = "2"
-    VDH_TEST = "vdh-test-version"
+    V3 = "3"
     STATE_V2_TEST = "state-v2-test"
 
 
+class RoomDisposition(object):
+    STABLE = "stable"
+    UNSTABLE = "unstable"
+
+
 # the version we will give rooms which are created on this server
 DEFAULT_ROOM_VERSION = RoomVersions.V1
 
@@ -116,10 +122,26 @@ DEFAULT_ROOM_VERSION = RoomVersions.V1
 KNOWN_ROOM_VERSIONS = {
     RoomVersions.V1,
     RoomVersions.V2,
-    RoomVersions.VDH_TEST,
+    RoomVersions.V3,
     RoomVersions.STATE_V2_TEST,
+    RoomVersions.V3,
 }
 
+
+class EventFormatVersions(object):
+    """This is an internal enum for tracking the version of the event format,
+    independently from the room version.
+    """
+    V1 = 1
+    V2 = 2
+
+
+KNOWN_EVENT_FORMAT_VERSIONS = {
+    EventFormatVersions.V1,
+    EventFormatVersions.V2,
+}
+
+
 ServerNoticeMsgType = "m.server_notice"
 ServerNoticeLimitReached = "m.server_notice.usage_limit_reached"