From d37f875992112f673f09afc716cdac1f8a89473e Mon Sep 17 00:00:00 2001
From: Matt Simerson <matt@tnpi.net>
Date: Sat, 23 Mar 2013 01:07:01 -0400
Subject: [PATCH] dspam: be more conservative with karma awards

previous settings were reasonable for a well trained dspam. After starting with a fresh dspam, the settings were not optimal for the amount of naive that a default dspam is.
---
 plugins/dspam | 10 +++++-----
 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/plugins/dspam b/plugins/dspam
index 6812451..9d8ec43 100644
--- a/plugins/dspam
+++ b/plugins/dspam
@@ -491,7 +491,7 @@ sub reject_agree {
     if ( $d->{class} eq 'Innocent' ) {
         if ( $sa->{is_spam} eq 'No' ) {
             if ( $d->{confidence} > .9 ) {
-                $self->adjust_karma( 2 );
+                $self->adjust_karma( 1 );
             };
             $self->log(LOGINFO, "pass, agree, $status");
             return DECLINED;
@@ -632,14 +632,14 @@ sub autolearn_karma {
     my $karma = $self->connection->notes('karma');
     return if ! defined $karma;
 
-    if ( $karma <= -1  && $response->{result} eq 'Innocent' ) {
-        $self->log(LOGINFO, "training bad karma FN as spam");
+    if ( $karma < -1  && $response->{result} eq 'Innocent' ) {
+        $self->log(LOGINFO, "training bad karma ($karma) FN as spam");
         $self->train_error_as_spam( $transaction );
         return 1;
     };
 
-    if ( $karma >= 1 && $response->{result} eq 'Spam' ) {
-        $self->log(LOGINFO, "training good karma FP as ham");
+    if ( $karma > 1 && $response->{result} eq 'Spam' ) {
+        $self->log(LOGINFO, "training good karma ($karma) FP as ham");
         $self->train_error_as_ham( $transaction );
         return 1;
     };