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| 1 | <?php |
| 2 | /** |
| 3 | * WikiLambda ZObjectContentDifferenceEngine |
| 4 | * |
| 5 | * @file |
| 6 | * @ingroup Extensions |
| 7 | * @copyright 2020– Abstract Wikipedia team; see AUTHORS.txt |
| 8 | * @license MIT |
| 9 | */ |
| 10 | |
| 11 | namespace MediaWiki\Extension\WikiLambda\Diff; |
| 12 | |
| 13 | use Content; |
| 14 | use DifferenceEngine; |
| 15 | use MediaWiki\Context\RequestContext; |
| 16 | use MediaWiki\Extension\WikiLambda\ZObjectContent; |
| 17 | use MediaWiki\MediaWikiServices; |
| 18 | use TextSlotDiffRenderer; |
| 19 | |
| 20 | class ZObjectContentDifferenceEngine extends DifferenceEngine { |
| 21 | |
| 22 | /** |
| 23 | * @inheritDoc |
| 24 | */ |
| 25 | public function generateContentDiffBody( Content $oldContent, Content $newContent ) { |
| 26 | if ( !( $oldContent instanceof ZObjectContent && $newContent instanceof ZObjectContent ) ) { |
| 27 | $this->getOutput()->showErrorPage( 'errorpagetitle', 'wikilambda-diff-incompatible' ); |
| 28 | return ''; |
| 29 | } |
| 30 | |
| 31 | // TODO (T284473): Instead of this text diff, generate and return html body of the diff page |
| 32 | // $slotRenderer = new ZObjectSlotDiffRenderer(); |
| 33 | // $diffObject = $slotRenderer->getDiff( $oldContent, $newContent ); |
| 34 | |
| 35 | // HACK (T339348): For now, provide users with the raw JSON diff |
| 36 | $oldText = $oldContent->getText(); |
| 37 | $newText = $newContent->getText(); |
| 38 | /** @var TextSlotDiffRenderer $slotDiffRenderer */ |
| 39 | |
| 40 | // TODO (T362246): Dependency-inject (if we haven't replaced this by then) |
| 41 | $slotDiffRenderer = MediaWikiServices::getInstance() |
| 42 | ->getContentHandlerFactory() |
| 43 | ->getContentHandler( CONTENT_MODEL_TEXT ) |
| 44 | ->getSlotDiffRenderer( RequestContext::getMain() ); |
| 45 | '@phan-var TextSlotDiffRenderer $slotDiffRenderer'; |
| 46 | return $slotDiffRenderer->getTextDiff( $oldText, $newText ); |
| 47 | } |
| 48 | } |