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<?php
/**
*
* @package phpBB3
* @copyright (c) 2005 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/
/**
*/
define('IN_PHPBB', true);
define('IN_CRON', true);
$phpbb_root_path = (defined('PHPBB_ROOT_PATH')) ? PHPBB_ROOT_PATH : './';
$phpEx = substr(strrchr(__FILE__, '.'), 1);
include($phpbb_root_path . 'common.' . $phpEx);
// Do not update users last page entry
$user->session_begin(false);
$auth->acl($user->data);
function output_image()
{
// Output transparent gif
header('Cache-Control: no-cache');
header('Content-type: image/gif');
header('Content-length: 43');
echo base64_decode('R0lGODlhAQABAIAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==');
// Flush here to prevent browser from showing the page as loading while
// running cron.
flush();
}
function do_cron($cron_lock, $run_tasks)
{
global $config;
foreach ($run_tasks as $task)
{
$task->run();
}
// Unloading cache and closing db after having done the dirty work.
$cron_lock->release();
garbage_collection();
}
// Thanks to various fatal errors and lack of try/finally, it is quite easy to leave
// the cron lock locked, especially when working on cron-related code.
//
// Attempt to alleviate the problem by doing setup outside of the lock as much as possible.
//
// If DEBUG is defined and cron lock cannot be obtained, a message will be printed.
$cron_type = request_var('cron_type', '');
// Comment this line out for debugging so the page does not return an image.
output_image();
$cron_lock = $phpbb_container->get('cron.lock_db');
if ($cron_lock->acquire())
{
$cron = $phpbb_container->get('cron.manager');
// If invalid task is specified, empty $run_tasks is passed to do_cron which then does nothing
$run_tasks = array();
$task = $cron->find_task($cron_type);
if ($task)
{
if ($task->is_parametrized())
{
$task->parse_parameters($request);
}
if ($task->is_ready())
{
$run_tasks = array($task);
}
}
do_cron($cron_lock, $run_tasks);
}
else
{
if (defined('DEBUG'))
{
echo $this->user->lang('CRON_LOCK_ERROR') . '\n';
}
}
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