Automatically fix twitter links

src/cogs/net.py

@@ -14,6 +14,7 @@ import shutil
 import tempfile
 import time
 import typing
+import urllib.parse
 import warnings
 from pathlib import Path
 
@@ -497,6 +498,20 @@ class NetworkCog(commands.Cog):
                 files=files,
             )
 
+    @commands.Cog.listener()
+    async def on_message(self, message: discord.Message):
+        content = message.content.split()
+        for section in content:
+            if section.startswith("<") and section.endswith(">"):
+                continue
+            if section.startswith("http://") or section.startswith("https://"):
+                parsed = urllib.parse.urlparse(section)
+                if parsed.netloc in ("x.com", "twitter.com"):
+                    parsed = parsed._replace(netloc="fixupx.com")
+                    await message.channel.send(parsed.geturl(), reference=message)
+                    if message.channel.permissions_for(message.guild.me).manage_messages:
+                        await message.edit(suppress=True)
+
 
 def setup(bot):
     bot.add_cog(NetworkCog(bot))