fixed bug - multiples of the same message from matrix

init.lua

@@ -21,6 +21,9 @@ local function mchat(data)
     if data == nil then
         return
     end
+    if since == data.next_batch then
+        return
+    end
     -- lets just get this working
     if data["rooms"] == nil then
         return
@@ -44,6 +47,7 @@ local function mchat(data)
             if event.type == "m.room.message" 
             and event.sender ~= MATRIX_USERNAME_LONG then
                 local message = event.sender .. ": " .. event.content.body
+                minetest.log("action", message)
                 minetest.chat_send_all(message)
             end
         end
@@ -69,14 +73,12 @@ local function msync(s)
             elseif res.code == 0 then
                 minetest.log("info", "matrix_bridge - not found / timeout")
             elseif res.code == 404 then
-                minetest.log("error", "matrix_bridge - 404")
-                minetest.log("action", res.data)
             else
                 local response = minetest.parse_json(res.data)
                 if response ~= nil then
+                    mchat(response)
                     since      = response.next_batch
                     last_batch = response.prev_batch
-                    mchat(response)
                 end
             end
         end
@@ -130,14 +132,14 @@ end
 -- 	end
 -- end)
 
--- local GLOBAL_STEPS = 0
+local GLOBAL_STEPS = 0
--- minetest.register_globalstep(function(dtine)
+minetest.register_globalstep(function(dtine)
--- --     print(GLOBAL_STEPS)
+--     print(GLOBAL_STEPS)
 --     if GLOBAL_STEPS == 4 then
---         msync()
+        msync(since)
 --     end
 --     GLOBAL_STEPS = (GLOBAL_STEPS + 1) % 5
--- end)
+end)
 
 minetest.register_chatcommand("msync", {
     privs = {