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<?php
/**
* 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.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
* http://www.gnu.org/copyleft/gpl.html
*
* @file
* @ingroup Cache Parser
*/
namespace MediaWiki\Parser;
use MediaWiki\Page\PageRecord;
/**
* Filter that decides whether a ParserOutput object should be stored in the
* ParserCache or not. Can be used tweak tradeoffs between storage space and
* response latency.
*
* @since 1.42
* @package MediaWiki\Parser
*/
class ParserCacheFilter {
/**
* @see MainConfigSchema::ParserCacheFilterConfig
*/
private array $config;
/**
* @param array[] $config See MainConfigSchema::ParserCacheFilterConfig.
*/
public function __construct( array $config ) {
$this->config = $config;
}
public function shouldCache(
ParserOutput $output,
PageRecord $page,
ParserOptions $options
): bool {
$ns = $page->getNamespace();
$cpuMin = $this->config[ $ns ]['minCpuTime']
?? ( $this->config['default']['minCpuTime'] ?? 0 );
$cpuTime = $output->getTimeProfile( 'cpu' );
if ( $cpuTime !== null && $cpuTime < $cpuMin ) {
return false;
}
return true;
}
}
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