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| 1 | <?php |
| 2 | declare( strict_types = 1 ); |
| 3 | |
| 4 | namespace Wikimedia\Parsoid\Html2Wt\DOMHandlers; |
| 5 | |
| 6 | use Wikimedia\Parsoid\DOM\Element; |
| 7 | use Wikimedia\Parsoid\DOM\Node; |
| 8 | use Wikimedia\Parsoid\Html2Wt\SerializerState; |
| 9 | use Wikimedia\Parsoid\NodeData\DataParsoid; |
| 10 | use Wikimedia\Parsoid\Utils\DiffDOMUtils; |
| 11 | use Wikimedia\Parsoid\Utils\DOMCompat; |
| 12 | use Wikimedia\Parsoid\Utils\DOMDataUtils; |
| 13 | |
| 14 | class TRHandler extends DOMHandler { |
| 15 | |
| 16 | public function __construct() { |
| 17 | parent::__construct( true ); |
| 18 | } |
| 19 | |
| 20 | /** @inheritDoc */ |
| 21 | public function handle( |
| 22 | Element $node, SerializerState $state, bool $wrapperUnmodified = false |
| 23 | ): ?Node { |
| 24 | $dp = DOMDataUtils::getDataParsoid( $node ); |
| 25 | |
| 26 | if ( $this->trWikitextNeeded( $node, $dp ) ) { |
| 27 | $state->emitChunk( |
| 28 | $this->serializeTableTag( |
| 29 | $dp->startTagSrc ?? '|-', '', $state, |
| 30 | $node, $wrapperUnmodified |
| 31 | ), |
| 32 | $node |
| 33 | ); |
| 34 | } |
| 35 | |
| 36 | $state->serializeChildren( $node ); |
| 37 | return $node->nextSibling; |
| 38 | } |
| 39 | |
| 40 | /** @inheritDoc */ |
| 41 | public function before( Element $node, Node $otherNode, SerializerState $state ): array { |
| 42 | if ( $this->trWikitextNeeded( $node, DOMDataUtils::getDataParsoid( $node ) ) ) { |
| 43 | return [ 'min' => 1, 'max' => $this->maxNLsInTable( $node, $otherNode ) ]; |
| 44 | } else { |
| 45 | return [ 'min' => 0, 'max' => $this->maxNLsInTable( $node, $otherNode ) ]; |
| 46 | } |
| 47 | } |
| 48 | |
| 49 | /** @inheritDoc */ |
| 50 | public function after( Element $node, Node $otherNode, SerializerState $state ): array { |
| 51 | return [ 'min' => 0, 'max' => $this->maxNLsInTable( $node, $otherNode ) ]; |
| 52 | } |
| 53 | |
| 54 | private function trWikitextNeeded( Element $node, DataParsoid $dp ): bool { |
| 55 | // If the token has 'startTagSrc' set, it means that the tr |
| 56 | // was present in the source wikitext and we emit it -- if not, |
| 57 | // we ignore it. |
| 58 | // ignore comments and ws |
| 59 | if ( ( $dp->startTagSrc ?? null ) || DiffDOMUtils::previousNonSepSibling( $node ) ) { |
| 60 | return true; |
| 61 | } else { |
| 62 | // If parent has a thead/tbody previous sibling, then |
| 63 | // we need the |- separation. But, a caption preceded |
| 64 | // this node's parent, all is good. |
| 65 | $parentSibling = DiffDOMUtils::previousNonSepSibling( $node->parentNode ); |
| 66 | |
| 67 | // thead/tbody/tfoot is always present around tr tags in the DOM. |
| 68 | return $parentSibling && DOMCompat::nodeName( $parentSibling ) !== 'caption'; |
| 69 | } |
| 70 | } |
| 71 | |
| 72 | } |