Fix unsetting in selfhosted config update

Author: kyb3r

CHANGELOG.md

@@ -4,6 +4,13 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+# v2.12.5
+
+### Fixed
+
+- `config del` command will now work properly on selfhosted db bots.
+
+
 # v2.12.4
 
 ### Added

core/clients.py

@@ -452,9 +452,17 @@ async def get_config(self):
         return conf
 
     async def update_config(self, data):
-        data = self.filter_valid(data)
-        return await self.db.config.update_one({'bot_id': self.bot.user.id},
-                                               {'$set': data})
+        valid_keys = self.bot.config.valid_keys.difference(
+            self.bot.config.protected_keys
+        )
+
+        toset = {k: v for k, v in data.items() if k in valid_keys}
+        unset = {k: 1 for k in valid_keys if k not in data}
+
+        return await self.db.config.update_one(
+            {'bot_id': self.bot.user.id},
+            {'$set': toset, '$unset': unset}
+            )
 
     async def edit_message(self, message_id, new_content):
         await self.logs.update_one({

core/thread.py

@@ -363,6 +363,8 @@ async def send(self, message, destination=None,
 
                 img_embed = discord.Embed(color=color)
                 img_embed.set_image(url=att[0])
+                img_embed.title = att[1]
+                img_embed.url = att[0]
                 img_embed.set_footer(
                     text=f'Additional Image Upload ({additional_count})'
                 )