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<?php
/*
Question2Answer by Gideon Greenspan and contributors
http://www.question2answer.org/
This program is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
More about this license: http://www.question2answer.org/license.php
*/
namespace Q2A\Recalc;
class CacheClearProcess extends AbstractStep
{
public function doStep()
{
$cacheDriver = \Q2A\Storage\CacheFactory::getCacheDriver();
$cacheStats = $cacheDriver->getStats();
$limit = min($cacheStats['files'], 20);
if (!($cacheStats['files'] > 0 && $this->state->next <= $this->state->length)) {
$this->state->transition('docacheclear_complete');
return false;
}
$deleted = $cacheDriver->clear($limit, $this->state->next, ($this->state->operation === 'docachetrim_process'));
$this->state->done += $deleted;
$this->state->next += $limit - $deleted; // skip files that weren't deleted on next iteration
return true;
}
public function getMessage()
{
return $this->progressLang('admin/caching_delete_progress', $this->state->done, $this->state->length);
}
}