From 5e3f6d89a5c365dadfa64ffecf1b3bdfe9b11b44 Mon Sep 17 00:00:00 2001
From: saxmatt <saxmatt@1a063a9b-81f0-0310-95a4-ce76da25c4cd>
Date: Thu, 25 Mar 2004 23:05:25 +0000
Subject: [PATCH] Don't try to ping empty sets.

git-svn-id: http://svn.automattic.com/wordpress/trunk@1017 1a063a9b-81f0-0310-95a4-ce76da25c4cd
---
 wp-includes/functions.php | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/wp-includes/functions.php b/wp-includes/functions.php
index f932b5552e..d81466f841 100644
--- a/wp-includes/functions.php
+++ b/wp-includes/functions.php
@@ -571,7 +571,6 @@ function weblog_ping($server = '', $path = '') {
 					new xmlrpcval(get_settings('blog_url') ,'string')));
   $c = new xmlrpc_client($path, $server, 80);
   $r = $c->send($f);
-  if (!$r) { die("send failed"); }
 
   if ($debug) {
     print "<h3>Response Object Dump:</h3>\n";
@@ -600,10 +599,12 @@ function weblog_ping($server = '', $path = '') {
 function generic_ping($post_id = 0) {
 	$services = get_settings('ping_sites');
 	$services = preg_replace("|(\s)+|", '$1', $services); // Kill dupe lines
-	$services = explode("\n", trim($services));
-	foreach ($services as $service) {
-		$uri = parse_url($service);
-		weblog_ping($uri['host'], $uri['path']);
+	if ('' != trim($services)) {
+		$services = explode("\n", trim($services));
+		foreach ($services as $service) {
+			$uri = parse_url($service);
+			weblog_ping($uri['host'], $uri['path']);
+		}
 	}
 }