HtmlFileCacheUpdate.php

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<?php
use MediaWiki\Cache\CacheKeyHelper;
use MediaWiki\Page\PageIdentity;
use Wikimedia\Assert\Assert;
 
class HtmlFileCacheUpdate implements DeferrableUpdate, MergeableUpdate {
    private $pages;
 
    private function __construct( array $pages ) {
        $this->pages = $pages;
    }
 
    public function merge( MergeableUpdate $update ) {
        Assert::parameterType( __CLASS__, $update, '$update' );
        '@phan-var self $update';
 
        $this->pages = array_merge( $this->pages, $update->pages );
    }
 
    public static function newFromPages( $pages ) {
        $pagesByKey = [];
        foreach ( $pages as $pg ) {
            $key = CacheKeyHelper::getKeyForPage( $pg );
            $pagesByKey[$key] = $pg;
        }
 
        return new self( $pagesByKey );
    }
 
    public function doUpdate() {
        foreach ( $this->pages as $pg ) {
            HTMLFileCache::clearFileCache( $pg );
        }
    }
}