Be sure to urlencode/decode event types correctly in both the web client and HS.

synapse/rest/room.py

@@ -148,7 +148,7 @@ class RoomStateEventRestServlet(RestServlet):
         content = _parse_json(request)
 
         event = self.event_factory.create_event(
-            etype=event_type,
+            etype=urllib.unquote(event_type),
             content=content,
             room_id=urllib.unquote(room_id),
             user_id=user.to_string(),

syweb/webclient/components/matrix/matrix-service.js

@@ -375,9 +375,9 @@ angular.module('matrixService', [])
         
         
         sendStateEvent: function(room_id, eventType, content, state_key) {
-            var path = "/rooms/$room_id/state/"+eventType;
+            var path = "/rooms/$room_id/state/"+ encodeURIComponent(eventType);
             if (state_key !== undefined) {
-                path += "/" + state_key;
+                path += "/" + encodeURIComponent(state_key);
             }
             room_id = encodeURIComponent(room_id);
             path = path.replace("$room_id", room_id);

syweb/webclient/test/unit/matrix-service.spec.js

@@ -238,7 +238,7 @@ describe('MatrixService', function() {
             homeserver: "http://example.com"
         });
         var roomId = "!fh38hfwfwef:example.com";
-        var eventType = "com.example.events.test";
+        var eventType = "com.example.events.test:special@characters";
         var content = {
             testing: "1 2 3"
         };
@@ -262,11 +262,11 @@ describe('MatrixService', function() {
             homeserver: "http://example.com"
         });
         var roomId = "!fh38hfwfwef:example.com";
-        var eventType = "com.example.events.test";
+        var eventType = "com.example.events.test:special@characters";
         var content = {
             testing: "1 2 3"
         };
-        var stateKey = "version1";
+        var stateKey = "version:1";
         matrixService.sendStateEvent(roomId, eventType, content, stateKey).then(
         function(response) {
             expect(response.data).toEqual({});