74 lines
2.1 KiB
PHP
74 lines
2.1 KiB
PHP
<?php
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/**
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* HTML cache invalidation of all pages linking to a given title.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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* http://www.gnu.org/copyleft/gpl.html
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*
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* @file
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* @ingroup Cache
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*/
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/**
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* Class to invalidate the HTML cache of all the pages linking to a given title.
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*
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* @ingroup Cache
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*/
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class HTMLCacheUpdate implements DeferrableUpdate {
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/**
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* @var Title
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*/
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public $mTitle;
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public $mTable;
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/**
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* @param $titleTo
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* @param $table
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* @param $start bool
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* @param $end bool
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*/
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function __construct( Title $titleTo, $table ) {
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$this->mTitle = $titleTo;
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$this->mTable = $table;
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}
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public function doUpdate() {
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global $wgMaxBacklinksInvalidate;
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wfProfileIn( __METHOD__ );
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$job = new HTMLCacheUpdateJob(
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$this->mTitle,
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array(
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'table' => $this->mTable,
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) + Job::newRootJobParams( // "overall" refresh links job info
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"htmlCacheUpdate:{$this->mTable}:{$this->mTitle->getPrefixedText()}"
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)
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);
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$count = $this->mTitle->getBacklinkCache()->getNumLinks( $this->mTable, 200 );
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if ( $wgMaxBacklinksInvalidate !== false && $count > $wgMaxBacklinksInvalidate ) {
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wfDebug( "Skipped HTML cache invalidation of {$this->mTitle->getPrefixedText()}." );
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} elseif ( $count >= 200 ) { // many backlinks
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JobQueueGroup::singleton()->push( $job );
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JobQueueGroup::singleton()->deduplicateRootJob( $job );
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} else { // few backlinks ($count might be off even if 0)
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$job->run(); // just do the purge query now
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}
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wfProfileOut( __METHOD__ );
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}
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}
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