# telling WordPress to ping if the post is new, but not if it's just been edited
global $wpdb, $post_title;
if(get_option('SUP_ping') == 1
and get_option('ping_sites') != "")
# fetches data directly from database; the function "get_post" is cached,
# and using it here will get the post as is was before the last save
$row = mysql_fetch_array(mysql_query(
# if time when created equals time when modified it is a new post,
# otherwise the author has edited/modified it
if($row["post_date"] == $row["post_modified"])
SUP_log("Pinging services (new post: “".$post_title."”) ...");
SUP_log("Pinging services (new post) ...");
# Try commenting the line above, and uncommenting this line below
# if pinging seems to be out of order. Please notify the author if it helps!
SUP_log("NOT pinging services (“".$post_title."” was edited)");
SUP_log("NOT pinging services (a post was edited)");
SUP_log("NOT pinging services (disabled by administrator)");
# More or less a copy of WP's "generic_ping" from functions.php,
# but uses another function to send the actual XML-RPC messages.
$services = get_settings('ping_sites');
$services = preg_replace("|(\s)+|", '$1', $services); // Kill dupe lines
$services = trim($services);
if ( '' != $services )
$services = explode("\n", $services);
foreach ($services as $service)
# A slightly modified version of the WordPress built-in ping functionality ("weblog_ping" in functions.php).
# This one uses correct extendedPing format (WP does not), and logs response from service.
function SUP_send_xmlrpc($server = '', $path = '')
include_once (ABSPATH . WPINC . '/class-IXR.php');
// using a timeout of 3 seconds should be enough to cover slow servers
$client = new IXR_Client($server, ((!strlen(trim($path)) || ('/' == $path)) ? false : $path));
$client->timeout = 3;
$client->useragent .= ' -- WordPress/'.$wp_version;
// when set to true, this outputs debug messages by itself
$client->debug = false;
$home = trailingslashit( get_option('home') );
# the extendedPing format should be "blog name", "blog url", "check url" (whatever that is), and "feed url",
# but it would seem as if the standard has been mixed up. it's therefore best to repeat the feed url.
if($client->query('weblogUpdates.extendedPing', get_settings('blogname'), $home, get_bloginfo('rss2_url'), get_bloginfo('rss2_url')))
SUP_log("- ".$server." was successfully pinged (extended format)");
# pinging was unsuccessful, trying regular ping format
if($client->query('weblogUpdates.ping', get_settings('blogname'), $home))
SUP_log("- ".$server." was successfully pinged");
SUP_log("- ".$server." could not be pinged. Error message: “".$client->error->message."”");
$post_title = "";
# Receives the title of the post from a filter below
$post_title = $title;
# Log stuff
$logfile = ABSPATH."wp-content/smart-update-pinger.log";
# for debugging
$fh = @fopen($logfile, "a");
@fwrite($fh, strftime("%D %T")."\t$line\n");
$lines = @file($logfile);
if($lines === false)
return "Error reading log file (".$logfile."). This could mean that the wp-content directory is write-protected and no log data can be saved, that you have manually removed the log file, or that you have recently upgraded the plugin.";
$lines = array_slice($lines, count($lines) - $num);
$msg = "";
foreach($lines as $line)
$msg .= trim($line)."
URIs to Ping
The following services will automatically be pinged/notified when you publish posts. Not when you edit previously published posts, as WordPress does by default.
NB: this list is synchronized with the original update services list.
These are the lastest actions performed by the plugin.