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| 1 | <?php |
| 2 | |
| 3 | namespace MediaWiki\TimedMediaHandler; |
| 4 | |
| 5 | use HTMLCacheUpdateJob; |
| 6 | use JobQueueGroup; |
| 7 | use ManualLogEntry; |
| 8 | use MediaWiki\Hook\PageMoveCompleteHook; |
| 9 | use MediaWiki\Linker\LinkTarget; |
| 10 | use MediaWiki\Page\Hook\PageDeleteCompleteHook; |
| 11 | use MediaWiki\Page\ProperPageIdentity; |
| 12 | use MediaWiki\Permissions\Authority; |
| 13 | use MediaWiki\Revision\RevisionRecord; |
| 14 | use MediaWiki\Storage\Hook\PageSaveCompleteHook; |
| 15 | use MediaWiki\Title\Title; |
| 16 | use MediaWiki\User\UserIdentity; |
| 17 | |
| 18 | class TimedTextHooks implements |
| 19 | PageDeleteCompleteHook, |
| 20 | PageMoveCompleteHook, |
| 21 | PageSaveCompleteHook |
| 22 | { |
| 23 | |
| 24 | private JobQueueGroup $jobQueueGroup; |
| 25 | |
| 26 | public function __construct( JobQueueGroup $jobQueueGroup ) { |
| 27 | $this->jobQueueGroup = $jobQueueGroup; |
| 28 | } |
| 29 | |
| 30 | /** |
| 31 | * @inheritDoc |
| 32 | */ |
| 33 | public function onPageDeleteComplete( |
| 34 | ProperPageIdentity $page, |
| 35 | Authority $deleter, |
| 36 | string $reason, |
| 37 | int $pageID, |
| 38 | RevisionRecord $deletedRev, |
| 39 | ManualLogEntry $logEntry, |
| 40 | int $archivedRevisionCount |
| 41 | ) { |
| 42 | $title = Title::newFromPageIdentity( $page ); |
| 43 | $this->purgeDependingPages( $title, $deleter->getUser() ); |
| 44 | } |
| 45 | |
| 46 | /** |
| 47 | * @inheritDoc |
| 48 | */ |
| 49 | public function onPageMoveComplete( $old, $new, $user, $pageid, $redirid, $reason, $revision ) { |
| 50 | $this->purgeDependingPages( $old, $user ); |
| 51 | $this->purgeDependingPages( $new, $user ); |
| 52 | } |
| 53 | |
| 54 | /** |
| 55 | * @inheritDoc |
| 56 | */ |
| 57 | public function onPageSaveComplete( $wikiPage, $user, $summary, $flags, $revisionRecord, $editResult ) { |
| 58 | if ( $flags & EDIT_NEW ) { |
| 59 | $this->purgeDependingPages( $wikiPage->getTitle(), $user ); |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | /** |
| 64 | * When timedtext files are added or removed we need to update the cached html |
| 65 | * of all pages using those files. |
| 66 | * |
| 67 | * @param LinkTarget $timedTextTitle |
| 68 | * @param UserIdentity $user performing the action that led to cache invalidation being required |
| 69 | * @return void |
| 70 | */ |
| 71 | protected function purgeDependingPages( LinkTarget $timedTextTitle, UserIdentity $user ) { |
| 72 | if ( $timedTextTitle->getNamespace() === NS_TIMEDTEXT ) { |
| 73 | $timedTextPage = new TimedTextPage( Title::newFromLinkTarget( $timedTextTitle ) ); |
| 74 | $correspondingFileTitle = $timedTextPage->getCorrespondingFileTitle(); |
| 75 | |
| 76 | if ( !$correspondingFileTitle ) { |
| 77 | return; |
| 78 | } |
| 79 | |
| 80 | // Invalidate cache for all pages using this file |
| 81 | $cacheUpdateJob = HTMLCacheUpdateJob::newForBacklinks( |
| 82 | $correspondingFileTitle, |
| 83 | 'imagelinks', |
| 84 | [ 'causeAction' => 'tmh-timedtext', 'causeAgent' => $user->getName() ] |
| 85 | ); |
| 86 | $this->jobQueueGroup->lazyPush( $cacheUpdateJob ); |
| 87 | |
| 88 | // TODO handle GlobalUsage |
| 89 | } |
| 90 | } |
| 91 | } |