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| 1 | <?php |
| 2 | /** |
| 3 | * This program is free software; you can redistribute it and/or modify |
| 4 | * it under the terms of the GNU General Public License as published by |
| 5 | * the Free Software Foundation; either version 2 of the License, or |
| 6 | * (at your option) any later version. |
| 7 | * |
| 8 | * This program is distributed in the hope that it will be useful, |
| 9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 11 | * GNU General Public License for more details. |
| 12 | * |
| 13 | * You should have received a copy of the GNU General Public License along |
| 14 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 15 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| 16 | * http://www.gnu.org/copyleft/gpl.html |
| 17 | * |
| 18 | * @file |
| 19 | */ |
| 20 | |
| 21 | namespace MediaWiki\Deferred; |
| 22 | |
| 23 | use HTMLFileCache; |
| 24 | use MediaWiki\Cache\CacheKeyHelper; |
| 25 | use MediaWiki\Page\PageIdentity; |
| 26 | use Wikimedia\Assert\Assert; |
| 27 | |
| 28 | /** |
| 29 | * HTMLFileCache purge update for a set of titles |
| 30 | * |
| 31 | * @ingroup Cache |
| 32 | * @since 1.35 |
| 33 | */ |
| 34 | class HtmlFileCacheUpdate implements DeferrableUpdate, MergeableUpdate { |
| 35 | /** @var PageIdentity[] List of pages */ |
| 36 | private $pages; |
| 37 | |
| 38 | /** |
| 39 | * @param PageIdentity[] $pages List of pages |
| 40 | */ |
| 41 | private function __construct( array $pages ) { |
| 42 | $this->pages = $pages; |
| 43 | } |
| 44 | |
| 45 | public function merge( MergeableUpdate $update ) { |
| 46 | /** @var self $update */ |
| 47 | Assert::parameterType( __CLASS__, $update, '$update' ); |
| 48 | '@phan-var self $update'; |
| 49 | |
| 50 | $this->pages = array_merge( $this->pages, $update->pages ); |
| 51 | } |
| 52 | |
| 53 | /** |
| 54 | * @since 1.37 |
| 55 | * @param iterable<PageIdentity> $pages PageIdentity instances |
| 56 | * |
| 57 | * @return HtmlFileCacheUpdate |
| 58 | */ |
| 59 | public static function newFromPages( $pages ) { |
| 60 | $pagesByKey = []; |
| 61 | foreach ( $pages as $pg ) { |
| 62 | $key = CacheKeyHelper::getKeyForPage( $pg ); |
| 63 | $pagesByKey[$key] = $pg; |
| 64 | } |
| 65 | |
| 66 | return new self( $pagesByKey ); |
| 67 | } |
| 68 | |
| 69 | public function doUpdate() { |
| 70 | foreach ( $this->pages as $pg ) { |
| 71 | HTMLFileCache::clearFileCache( $pg ); |
| 72 | } |
| 73 | } |
| 74 | } |
| 75 | |
| 76 | /** @deprecated class alias since 1.42 */ |
| 77 | class_alias( HtmlFileCacheUpdate::class, 'HtmlFileCacheUpdate' ); |