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| 1 | <?php |
| 2 | declare( strict_types = 1 ); |
| 3 | |
| 4 | namespace MediaWiki\MassMessage\MessageContentFetcher; |
| 5 | |
| 6 | use MediaWiki\MassMessage\LanguageAwareText; |
| 7 | use MediaWiki\Revision\RevisionStore; |
| 8 | use MediaWiki\Revision\SlotRecord; |
| 9 | use MediaWiki\Status\Status; |
| 10 | use MediaWiki\Title\Title; |
| 11 | use MediaWiki\WikiMap\WikiMap; |
| 12 | use TextContent; |
| 13 | |
| 14 | /** |
| 15 | * Fetches content from the local wiki |
| 16 | * @author Abijeet Patro |
| 17 | * @since 2022.01 |
| 18 | * @license GPL-2.0-or-later |
| 19 | */ |
| 20 | class LocalMessageContentFetcher { |
| 21 | /** @var RevisionStore */ |
| 22 | private $revisionStore; |
| 23 | /** @var string */ |
| 24 | private $currentWikiId; |
| 25 | |
| 26 | /** |
| 27 | * @param RevisionStore $revisionStore |
| 28 | */ |
| 29 | public function __construct( RevisionStore $revisionStore ) { |
| 30 | $this->revisionStore = $revisionStore; |
| 31 | $this->currentWikiId = WikiMap::getCurrentWikiId(); |
| 32 | } |
| 33 | |
| 34 | /** |
| 35 | * Fetch the page content with the given title from the same wiki. |
| 36 | * |
| 37 | * @param Title $pageTitle |
| 38 | * @return Status Value is LanguageAwareText or null on failure |
| 39 | */ |
| 40 | public function getContent( Title $pageTitle ): Status { |
| 41 | if ( !$pageTitle->exists() ) { |
| 42 | return Status::newFatal( |
| 43 | 'massmessage-page-message-not-found', |
| 44 | $pageTitle->getPrefixedText(), |
| 45 | $this->currentWikiId |
| 46 | ); |
| 47 | } |
| 48 | |
| 49 | $revision = $this->revisionStore->getRevisionByTitle( $pageTitle ); |
| 50 | |
| 51 | if ( $revision === null ) { |
| 52 | return Status::newFatal( |
| 53 | 'massmessage-page-message-no-revision', |
| 54 | $pageTitle->getPrefixedText() |
| 55 | ); |
| 56 | } |
| 57 | |
| 58 | $content = $revision->getContent( SlotRecord::MAIN ); |
| 59 | $wikitext = null; |
| 60 | if ( $content instanceof TextContent ) { |
| 61 | $wikitext = $content->getText(); |
| 62 | } |
| 63 | |
| 64 | if ( $wikitext === null ) { |
| 65 | return Status::newFatal( |
| 66 | 'massmessage-page-message-no-revision-content', |
| 67 | $pageTitle->getPrefixedText(), |
| 68 | $revision->getId() |
| 69 | ); |
| 70 | } |
| 71 | |
| 72 | $content = new LanguageAwareText( |
| 73 | $wikitext, |
| 74 | $pageTitle->getPageLanguage()->getCode(), |
| 75 | $pageTitle->getPageLanguage()->getDir() |
| 76 | ); |
| 77 | |
| 78 | return Status::newGood( $content ); |
| 79 | } |
| 80 | |
| 81 | /** |
| 82 | * Fetch the page title given the title string |
| 83 | * |
| 84 | * @param string $title |
| 85 | * @return Status |
| 86 | */ |
| 87 | public function getTitle( string $title ): Status { |
| 88 | $pageTitle = Title::newFromText( $title ); |
| 89 | |
| 90 | if ( $pageTitle === null ) { |
| 91 | return Status::newFatal( |
| 92 | 'massmessage-page-message-invalid', $title |
| 93 | ); |
| 94 | } elseif ( !$pageTitle->exists() ) { |
| 95 | return Status::newFatal( |
| 96 | 'massmessage-page-message-not-found', |
| 97 | $pageTitle->getPrefixedText(), |
| 98 | $this->currentWikiId |
| 99 | ); |
| 100 | } |
| 101 | |
| 102 | return Status::newGood( $pageTitle ); |
| 103 | } |
| 104 | } |