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Path: /data/applications/aps.bak/drupal/6.9-5/standard/htdocs/modules/ping/ [ Home ]
File: ping.module
<?php
// $Id: ping.module,v 1.52 2007/12/19 17:45:42 goba Exp $

/**
 * @file
 * Alerts other sites that your site has been updated.
 */

/**
 * Implementation of hook_help().
 */
function ping_help($path, $arg) {
  switch ($path) {
    case 'admin/help#ping':
      $output = '<p>'. t('The ping module is useful for notifying interested sites that your site has changed. It automatically sends notifications, or "pings", to the <a href="@external-http-pingomatic-com">pingomatic</a> service about new or updated content. In turn, <a href="@external-http-pingomatic-com">pingomatic</a> notifies other popular services, including weblogs.com, Technorati, blo.gs, BlogRolling, Feedster.com, and Moreover.', array('@external-http-pingomatic-com' => 'http://pingomatic.com/')) .'</p>';
      $output .= '<p>'. t('The ping module requires a correctly configured <a href="@cron">cron maintenance task</a>.', array('@cron' => url('admin/reports/status'))) .'</p>';
      $output .= '<p>'. t('For more information, see the online handbook entry for <a href="@ping">Ping module</a>.', array('@ping' => 'http://drupal.org/handbook/modules/ping/')) .'</p>';
      return $output;
  }
}

/**
 * Implementation of hook_cron().
 *
 * Fire off notifications of updates to remote sites.
 */
function ping_cron() {
  global $base_url;

  if (variable_get('site_name', 0)) {
    if (db_result(db_query("SELECT COUNT(*) FROM {node} WHERE status = 1 AND (created > '". variable_get('cron_last', time()) ."' OR changed > '". variable_get('cron_last', time()) ."')"))) {
      _ping_notify(variable_get('site_name', ''), $base_url);
    }
  }
}

/**
 * Call hook_ping() in all modules to notify remote sites that there is
 * new content at this one.
 */
function _ping_notify($name, $url) {
  module_invoke_all('ping', $name, $url);
}

/**
 * Implementation of hook_ping().
 *
 * Notifies pingomatic.com, blo.gs, and technorati.com of changes at this site.
 */
function ping_ping($name = '', $url = '') {

  $result = xmlrpc('http://rpc.pingomatic.com', 'weblogUpdates.ping', $name, $url);

  if ($result === FALSE) {
    watchdog('directory ping', 'Failed to notify pingomatic.com (site).', array(), WATCHDOG_WARNING);
  }
}