From df7366a4535c8bd7e184fa3499638bbf8644ff09 Mon Sep 17 00:00:00 2001
From: Juri Hamburg <juri@fail2fail.com>
Date: Fri, 2 Mar 2012 22:45:39 +0100
Subject: [PATCH] cache resolved hosts locally

---
 .../serendipity_event_statistics.php                     | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/plugins/serendipity_event_statistics/serendipity_event_statistics.php b/plugins/serendipity_event_statistics/serendipity_event_statistics.php
index 5fcabbdb..674841f7 100644
--- a/plugins/serendipity_event_statistics/serendipity_event_statistics.php
+++ b/plugins/serendipity_event_statistics/serendipity_event_statistics.php
@@ -857,7 +857,14 @@ class serendipity_event_statistics extends serendipity_event
                                 echo "<td class = \"".$color."\">".wordwrap($row['browser'], 25, "<br />", 1)."</td>\n";
                                 echo "<td class = \"".$color."\">";
                                 if ($row['ip']){
-                                    echo wordwrap(gethostbyaddr($row['ip']), 25, "\n", 1);
+				    $curIP = $row['ip'];
+				    if (array_key_exists($curIP, $resolvedHosts)) {
+					$resolvedHost = $resolvedHosts[$curIP];
+				    } else {
+					$resolvedHost = gethostbyaddr($curIP);
+					$resolvedHosts[$curIP] = $resolvedHost;
+				    }
+                                    echo wordwrap($resolvedHost, 25, "\n", 1);
                                 } else {
                                     echo "--";
                                 }