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<?php
/**
*
* @package phpBB3
* @version $Id$
* @copyright (c) 2010 phpBB Group
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*
*/
/**
* @ignore
*/
if (!defined('IN_PHPBB'))
{
exit;
}
if (!interface_exists('cron_task'))
{
include($phpbb_root_path . 'includes/cron/cron_task.' . $phpEx);
}
/**
* Cron task base class. Provides sensible defaults for cron tasks
* and partially implements cron task interface, making writing cron tasks easier.
*
* At a minimum, subclasses must override the run() method.
*
* Cron tasks need not inherit from this base class. If desired,
* they may implement cron task interface directly.
*
* @package phpBB3
*/
abstract class cron_task_base implements cron_task
{
/**
* Returns whether this cron task can run, given current board configuration.
*
* For example, a cron task that prunes forums can only run when
* forum pruning is enabled.
*/
public function is_runnable()
{
return true;
}
/**
* Returns whether this cron task should run now, because enough time
* has passed since it was last run.
*/
public function should_run()
{
return true;
}
/**
* Returns whether this cron task can be run in shutdown function.
*/
public function is_shutdown_function_safe()
{
return true;
}
}
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