. /** * Web cron * * This script looks through all the module directories for cron.php files * and runs them. These files can contain cleanup functions, email functions * or anything that needs to be run on a regular basis. * * This file is best run from cron on the host system (ie outside PHP). * It is strongly recommended to add password protection via admin settings. * * eg wget -q -O /dev/null 'http: *moodle.somewhere.edu/admin/cron.php?password=SeCreT666' * * It is also possible to use CLI script admin/cli/cron.php instead, * you can not call this script from command line any more. * * @package core * @subpackage admin * @copyright 1999 onwards Martin Dougiamas http://dougiamas.com * @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later */ if (defined('STDIN')) { fwrite(STDERR, "ERROR: This script no longer supports CLI, please use admin/cli/cron.php instead\n"); exit(1); } // This is a fake CLI script, it is a really ugly hack which emulates // CLI via web interface, please do not use this hack elsewhere define('CLI_SCRIPT', true); define('WEB_CRON_EMULATED_CLI', 'defined'); // ugly ugly hack, do not use elsewhere please define('NO_OUTPUT_BUFFERING', true); require('../config.php'); require_once($CFG->libdir.'/clilib.php'); require_once($CFG->libdir.'/cronlib.php'); // extra safety session_get_instance()->write_close(); // check if execution allowed if (!empty($CFG->cronclionly)) { // This script can only be run via the cli. print_error('cronerrorclionly', 'admin'); exit; } // This script is being called via the web, so check the password if there is one. if (!empty($CFG->cronremotepassword)) { $pass = optional_param('password', '', PARAM_RAW); if ($pass != $CFG->cronremotepassword) { // wrong password. print_error('cronerrorpassword', 'admin'); exit; } } // send mime type and encoding if (check_browser_version('MSIE')) { //ugly IE hack to work around downloading instead of viewing @header('Content-Type: text/html; charset=utf-8'); echo ""; //<pre> is not good enough for us here } else { //send proper plaintext header @header('Content-Type: text/plain; charset=utf-8'); } // execute the cron cron_run(); // finish the IE hack if (check_browser_version('MSIE')) { echo ""; }