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UpdatedDefinitionAid.php
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UpdatedDefinitionAid.php
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<?php
declare( strict_types = 1 );
namespace MediaWiki\Extension\Translate\TranslatorInterface\Aid;
use DifferenceEngine;
use MediaWiki\Content\WikitextContent;
use MediaWiki\Extension\Translate\Services;
use MediaWiki\Extension\Translate\TranslatorInterface\TranslationHelperException;
use MediaWiki\Extension\Translate\Utilities\Utilities;
use MediaWiki\MediaWikiServices;
use MediaWiki\Revision\MutableRevisionRecord;
use MediaWiki\Revision\SlotRecord;
use MediaWiki\Title\Title;
/**
* Translation aid that provides the message definition.
* This usually matches the content of the page ns:key/source_language.
* @author Niklas Laxström
* @license GPL-2.0-or-later
* @since 2013-01-01
* @ingroup TranslationAids
*/
class UpdatedDefinitionAid extends TranslationAid {
public function getData(): array {
$db = Utilities::getSafeReadDB();
$revTagStore = Services::getInstance()->getRevTagStore();
$translationRevision = $revTagStore->getTransver( $this->handle->getTitle() );
if ( $translationRevision === null ) {
throw new TranslationHelperException( 'No definition revision recorded' );
}
$sourceLanguage = $this->group->getSourceLanguage();
$definitionTitle = Title::makeTitleSafe(
$this->handle->getTitle()->getNamespace(),
$this->handle->getKey() . '/' . $sourceLanguage
);
if ( !$definitionTitle || !$definitionTitle->exists() ) {
throw new TranslationHelperException( 'Definition page does not exist' );
}
// Using getRevisionById instead of byTitle, because the page might have been renamed
$mwInstance = MediaWikiServices::getInstance();
$revisionLookup = $mwInstance->getRevisionLookup();
$oldRevRecord = $revisionLookup->getRevisionById( $translationRevision );
if ( !$oldRevRecord ) {
throw new TranslationHelperException( 'Old definition version does not exist anymore' );
}
// Escaping legacy issue (T330453)
if ( $oldRevRecord->getPageId() !== $definitionTitle->getArticleID() ) {
throw new TranslationHelperException(
'Translation unit definition id does not match old revision definition id'
);
}
$oldContent = $oldRevRecord->getContent( SlotRecord::MAIN );
$newContent = $this->dataProvider->getDefinitionContent();
if ( !$oldContent ) {
throw new TranslationHelperException( 'Old definition version does not exist anymore' );
}
if ( !$oldContent instanceof WikitextContent || !$newContent instanceof WikitextContent ) {
throw new TranslationHelperException( 'Can only work on Wikitext content' );
}
if ( $oldContent->equals( $newContent ) ) {
throw new TranslationHelperException( 'No changes' );
}
$newRevRecord = new MutableRevisionRecord( $definitionTitle );
$newRevRecord->setContent( SlotRecord::MAIN, $newContent );
$diff = new DifferenceEngine( $this->context );
$diff->setTextLanguage( $mwInstance->getLanguageFactory()->getLanguage( $sourceLanguage ) );
$diff->setRevisions( $oldRevRecord, $newRevRecord );
$diff->setReducedLineNumbers();
$diff->showDiffStyle();
$html = $diff->getDiff(
$this->context->msg( 'tpt-diff-old' )->escaped(),
$this->context->msg( 'tpt-diff-new' )->escaped()
);
return [
'value_old' => $oldContent->getText(),
'value_new' => $newContent->getText(),
'revisionid_old' => $oldRevRecord->getId(),
'revisionid_new' => $definitionTitle->getLatestRevID(),
'language' => $this->group->getSourceLanguage(),
'html' => $html,
];
}
}

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text/x-php
Expires
Aug 16 2026, 05:53 (12 w, 19 h ago)
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f6/9d/0225a848c15fe066570fcfdff118
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UpdatedDefinitionAid.php (3 KB)

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