Move decorators to seperate file

Author: kyb3r

core/decorators.py

@@ -0,0 +1,29 @@
+import functools
+import discord
+from discord.ext import commands
+
+def trigger_typing(func):
+    @functools.wraps(func)
+    async def wrapper(self, ctx, *args, **kwargs):
+        await ctx.trigger_typing()
+        return await func(self, ctx, *args, **kwargs)
+    return wrapper
+
+def auth_required(func):
+    @functools.wraps(func)
+    async def wrapper(self, ctx, *args, **kwargs):
+        if self.bot.config.get('MODMAIL_API_TOKEN'):
+            return await func(self, ctx, *args, **kwargs)
+        em = discord.Embed(
+            color=discord.Color.red(),
+            title='Unauthorized',
+            description='You can only use this command if you have a configured `MODMAIL_API_TOKEN`. Get your token from https://dashboard.modmail.tk'
+            )
+        await ctx.send(embed=em)
+    return wrapper 
+
+def owner_only():
+    async def predicate(ctx):
+        allowed = [int(x) for x in ctx.bot.config.get('OWNERS', '0').split(',')]
+        return ctx.author.id in allowed
+    return commands.check(predicate)