mailcow/data/conf/dovecot/sieve_after

require "fileinto";
require "mailbox";
require "variables";
require "subaddress";
require "envelope";

if header :contains "X-Spam-Flag" "YES" {
  fileinto "Junk";
}

if allof (
  envelope :detail :matches "to" "*",
  header :contains "X-Moo-Tag" "YES",
  mailboxexists "INBOX/${s}"
  ) {
    fileinto "INBOX/${s}";
}
elsif allof (
  envelope :detail :matches "to" "*",
  header :contains "X-Moo-Tag" "YES"
  ) {
    set :lower "s" "${1}";
    fileinto :create "INBOX/${s}";
}