WordPress/wp-admin/update-links.php

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<?php
/**
* Send blog links to pingomatic.com to update.
*
* You can disable this feature by deleting the option 'use_linksupdate' or
* setting the option to false. If no links exist, then no links are sent.
*
* Snoopy is included, but is not used. Fsockopen() is used instead to send link
* URLs.
*
* @package WordPress
* @subpackage Administration
*/
/** Load WordPress Bootstrap */
require_once('../wp-load.php');
if ( !get_option('use_linksupdate') )
wp_die(__('Feature disabled.'));
$link_uris = $wpdb->get_col("SELECT link_url FROM $wpdb->links");
if ( !$link_uris )
wp_die(__('No links'));
$link_uris = urlencode( join( $link_uris, "\n" ) );
$query_string = "uris=$link_uris";
$options = array();
$options['timeout'] = 30;
$options['body'] = $query_string;
$options['headers'] = array(
'content-type' => 'application/x-www-form-urlencoded; charset='.get_option('blog_charset'),
'content-length' => strlen( $query_string ),
);
$response = wp_remote_get('http://api.pingomatic.com/updated-batch/', $options);
if ( $response['response']['code'] != 200 )
wp_die(__('Request Failed.'));
$body = str_replace(array("\r\n", "\r"), "\n", $response['body']);
$returns = explode("\n", $body);
foreach ($returns as $return) :
$time = substr($return, 0, 19);
$uri = preg_replace('/(.*?) | (.*?)/', '$2', $return);
$wpdb->query( $wpdb->prepare("UPDATE $wpdb->links SET link_updated = %s WHERE link_url = %s", $time, $uri) );
endforeach;
?>