check_uri_spam(): Area measure: Do isset()

diff --git a/spam/spam.php b/spam/spam.php
index b63058d..3ce18cb 100644 (file)
--- a/spam/spam.php
+++ b/spam/spam.php
@@ -1,5 +1,5 @@
 <?php
-// $Id: spam.php,v 1.212 2008/12/28 15:53:50 henoheno Exp $
+// $Id: spam.php,v 1.213 2008/12/30 11:41:38 henoheno Exp $
 // Copyright (C) 2006-2007 PukiWiki Developers Team
 // License: GPL v2 or (at your option) any later version
 //
@@ -672,9 +672,11 @@ function check_uri_spam($target = '', $method = array())
 
                if ($_result) {
                        foreach(array_keys($_method) as $key) {
-                               $sum[$key] = $_result[$key];
-                               if (isset($method[$key]) && $sum[$key] > $method[$key]) {
-                                       $is_spam[$key] = TRUE;
+                               if (isset($_result[$key])) {
+                                       $sum[$key] = $_result[$key];
+                                       if (isset($method[$key]) && $sum[$key] > $method[$key]) {
+                                               $is_spam[$key] = TRUE;
+                                       }
                                }
                        }
                }
@@ -690,22 +692,21 @@ function check_uri_spam($target = '', $method = array())
 
        $pickups = spam_uri_pickup($target, $method);
 
+
        // Return if ...
        if (empty($pickups)) return $progress;
 
        // Normalize all
        $pickups = uri_pickup_normalize($pickups);
 
-
        // ----------------------------------------
-       // Hosts: Pickup
+       // Pickup some part of URI
 
        $hosts = array();
        foreach ($pickups as $key => $pickup) {
                $hosts[$key] = & $pickup['host'];
        }
 
-
        // ----------------------------------------
        // URI: Bad host <pre-filter> (Separate good/bad hosts from $hosts)