function _update_cron_notify

Performs any notifications that should be done once cron fetches new data.

This method checks the status of the site using the new data and, depending on the configuration of the site, notifies administrators via e-mail if there are new releases or missing security updates.

See also

update_requirements()

File

modules/update/update.fetch.inc, line 347

Code required only when fetching information about available updates.

Code

function _update_cron_notify() {
  module_load_install('update');
  $status = update_requirements('runtime');
  $params = array();
  $notify_all = variable_get('update_notification_threshold', 'all') == 'all';
  foreach (array(
    'core',
    'contrib',
  ) as $report_type) {
    $type = 'update_' . $report_type;
    if (isset($status[$type]['severity']) && ($status[$type]['severity'] == REQUIREMENT_ERROR || $notify_all && $status[$type]['reason'] == UPDATE_NOT_CURRENT)) {
      $params[$report_type] = $status[$type]['reason'];
    }
  }
  if (!empty($params)) {
    $notify_list = variable_get('update_notify_emails', '');
    if (!empty($notify_list)) {
      $default_language = language_default();
      foreach ($notify_list as $target) {
        if ($target_user = user_load_by_mail($target)) {
          $target_language = user_preferred_language($target_user);
        }
        else {
          $target_language = $default_language;
        }
        $message = drupal_mail('update', 'status_notify', $target, $target_language, $params);

        // Track when the last mail was successfully sent to avoid sending
        // too many e-mails.
        if ($message['result']) {
          variable_set('update_last_email_notification', REQUEST_TIME);
        }
      }
    }
  }
}