if ('' != $post->pinged) {
$pings = '<p>'. __('Already pinged:') . '</p><ul>';
$already_pinged = explode("\n", trim($post->pinged));
foreach ($already_pinged as $pinged_url) {
if ('' != $post->pinged) {
$pings = '<p>'. __('Already pinged:') . '</p><ul>';
$already_pinged = explode("\n", trim($post->pinged));
foreach ($already_pinged as $pinged_url) {