1 <?php

     2 

     3 /**

     4  * @file

     5  * Handles incoming requests to fire off regularly-scheduled tasks (cron jobs).

     6  */

     7 

     8 /**

     9  * Root directory of Drupal installation.

    10  */

    11 define('DRUPAL_ROOT', getcwd());

    12 

    13 include_once DRUPAL_ROOT . '/includes/bootstrap.inc';

    14 drupal_bootstrap(DRUPAL_BOOTSTRAP_FULL);

    15 

    16 if (!isset($_GET['cron_key']) || variable_get('cron_key', 'drupal') != $_GET['cron_key']) {

    17   watchdog('cron', 'Cron could not run because an invalid key was used.', array(), WATCHDOG_NOTICE);

    18   drupal_access_denied();

    19 }

    20 elseif (variable_get('maintenance_mode', 0)) {

    21   watchdog('cron', 'Cron could not run because the site is in maintenance mode.', array(), WATCHDOG_NOTICE);

    22   drupal_access_denied();

    23 }

    24 else {

    25   drupal_cron_run();

    26 }