add antispam support using imap sieve

spamtrain.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+# train the spam filter
+# arg 1 - spam or ham
+
+if [ "$1" == "ham" ]; then
+  /usr/bin/bogofilter -d /vmail/bogofilter -e -p -Sn
+  exit 0
+fi
+
+if [ "$1" == "spam" ]; then
+  /usr/bin/bogofilter -d /vmail/bogofilter -e -p -Ns
+  exit 0
+fi