First :D

plugins/sieve.py

@@ -0,0 +1,42 @@
+import re
+
+from util import hook
+
+
+@hook.sieve
+def sieve_suite(bot, input, func, kind, args):
+    if input.command == 'PRIVMSG' and \
+       input.nick.lower()[-3:] == 'bot' and args.get('ignorebots', True):
+            return None
+
+    if kind == "command":
+        if input.trigger in bot.config.get('disabled_commands', []):
+            return None
+
+        ignored = bot.config.get('ignored', [])
+        if input.host in ignored or input.nick in ignored:
+            return None
+
+    fn = re.match(r'^plugins.(.+).py$', func._filename)
+    disabled = bot.config.get('disabled_plugins', [])
+    if fn and fn.group(1).lower() in disabled:
+        return None
+
+    acl = bot.config.get('acls', {}).get(func.__name__)
+    if acl:
+        if 'deny-except' in acl:
+            allowed_channels = map(unicode.lower, acl['deny-except'])
+            if input.chan.lower() not in allowed_channels:
+                return None
+        if 'allow-except' in acl:
+            denied_channels = map(unicode.lower, acl['allow-except'])
+            if input.chan.lower() in denied_channels:
+                return None
+
+    if args.get('adminonly', False):
+        admins = bot.config.get('admins', [])
+
+        if input.host not in admins and input.nick not in admins:
+            return None
+
+    return input