Added basic creation of document buffers in communities

src/sessionmanager/session.py

@@ -68,7 +68,7 @@ class vkSession(object):
 			# Example of this behaviour is when you upload an audio and inmediately delete the audio, VK still sends the post stating that you uploaded an audio file,
 			# But without the audio data, making socializer to render an empty post.
 			# Here we check if the post contains data of the type it advertises.
-			if i.get("type") != None and post_types.get(i["type"]) not in i:
+			if i.get("type") != None and isinstance(i["type"], str) and post_types.get(i["type"]) not in i:
 				log.error("Detected invalid or unsupported post. Skipping...")
 				log.error(i)
 				continue