fix icons and message history breaking

litecord/blueprints/icons.py

@@ -27,7 +27,6 @@ async def send_icon(scope, key, icon_hash, **kwargs):
     """Send an icon."""
     icon = await app.icons.generic_get(
         scope, key, icon_hash, **kwargs)
-
     if not icon:
         return '', 404
 

litecord/images.py

@@ -274,8 +274,6 @@ class IconManager:
 
     async def generic_get(self, scope, key, icon_hash, **kwargs) -> Icon:
         """Get any icon."""
-        if icon_hash is None:
-            return None
 
         log.debug('GET {} {} {}', scope, key, icon_hash)
         key = str(key)

litecord/storage.py

@@ -604,8 +604,10 @@ class Storage:
         return [r[0] for r in rows]
 
     async def _msg_regex(self, regex, func, content) -> List[Dict]:
-        res = []
+        if content is None:
+            return []
 
+        res = []
         for match in regex.finditer(content):
             found_id = match.group(1)
 
@@ -763,6 +765,9 @@ class Storage:
         res['type'] = res['message_type']
         res.pop('message_type')
 
+        if res['content'] is None:
+            res['content'] = ""
+
         channel_id = int(row['channel_id'])
         content = row['content']
         guild_id = await self.guild_from_channel(channel_id)