Code Coverage |
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Classes and Traits |
Functions and Methods |
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CRAP | |
63.46% |
33 / 52 |
| Nowiki | |
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63.46% |
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| getConfig | |
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| sourceToDom | |
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| domToWikitext | |
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| <?php | |
| declare( strict_types = 1 ); | |
| namespace Wikimedia\Parsoid\Ext\Nowiki; | |
| use Wikimedia\Assert\Assert; | |
| use Wikimedia\Parsoid\DOM\Comment; | |
| use Wikimedia\Parsoid\DOM\DocumentFragment; | |
| use Wikimedia\Parsoid\DOM\Element; | |
| use Wikimedia\Parsoid\DOM\Text; | |
| use Wikimedia\Parsoid\Ext\DOMDataUtils; | |
| use Wikimedia\Parsoid\Ext\DOMUtils; | |
| use Wikimedia\Parsoid\Ext\ExtensionModule; | |
| use Wikimedia\Parsoid\Ext\ExtensionTagHandler; | |
| use Wikimedia\Parsoid\Ext\ParsoidExtensionAPI; | |
| use Wikimedia\Parsoid\Ext\Utils; | |
| use Wikimedia\Parsoid\NodeData\DataParsoid; | |
| use Wikimedia\Parsoid\Utils\DOMCompat; | |
| /** | |
| * Nowiki treats anything inside it as plain text. | |
| */ | |
| class Nowiki extends ExtensionTagHandler implements ExtensionModule { | |
| /** @inheritDoc */ | |
| public function getConfig(): array { | |
| return [ | |
| 'name' => '<nowiki>', | |
| 'tags' => [ | |
| [ | |
| 'name' => 'nowiki', | |
| 'handler' => self::class, | |
| ] | |
| ] | |
| ]; | |
| } | |
| /** @inheritDoc */ | |
| public function sourceToDom( | |
| ParsoidExtensionAPI $extApi, string $txt, array $extArgs | |
| ): DocumentFragment { | |
| $domFragment = $extApi->htmlToDom( '' ); | |
| $doc = $domFragment->ownerDocument; | |
| $span = $doc->createElement( 'span' ); | |
| DOMUtils::addTypeOf( $span, 'mw:Nowiki' ); | |
| foreach ( preg_split( '/(&[#0-9a-zA-Z]+;)/', $txt, -1, PREG_SPLIT_DELIM_CAPTURE ) as $i => $t ) { | |
| if ( $i % 2 === 1 ) { | |
| $cc = Utils::decodeWtEntities( $t ); | |
| if ( $cc !== $t ) { | |
| // This should match the output of the "htmlentity" rule | |
| // in the tokenizer. | |
| $entity = $doc->createElement( 'span' ); | |
| DOMUtils::addTypeOf( $entity, 'mw:Entity' ); | |
| $dp = new DataParsoid; | |
| $dp->src = $t; | |
| $dp->srcContent = $cc; | |
| DOMDataUtils::setDataParsoid( $entity, $dp ); | |
| $entity->appendChild( $doc->createTextNode( $cc ) ); | |
| $span->appendChild( $entity ); | |
| continue; | |
| } | |
| // else, fall down there | |
| } | |
| $span->appendChild( $doc->createTextNode( $t ) ); | |
| } | |
| DOMCompat::normalize( $span ); | |
| $domFragment->appendChild( $span ); | |
| return $domFragment; | |
| } | |
| /** @inheritDoc */ | |
| public function domToWikitext( | |
| ParsoidExtensionAPI $extApi, Element $node, bool $wrapperUnmodified | |
| ) { | |
| if ( !$node->hasChildNodes() ) { | |
| $extApi->setHtml2wtStateFlag( 'hasSelfClosingNowikis' ); // FIXME | |
| return '<nowiki/>'; | |
| } | |
| $str = '<nowiki>'; | |
| for ( $child = $node->firstChild; $child; $child = $child->nextSibling ) { | |
| $out = null; | |
| if ( $child instanceof Element ) { | |
| if ( DOMUtils::isDiffMarker( $child ) ) { | |
| /* ignore */ | |
| } elseif ( DOMCompat::nodeName( $child ) === 'span' && | |
| DOMUtils::hasTypeOf( $child, 'mw:Entity' ) && | |
| DOMUtils::hasNChildren( $child, 1 ) | |
| ) { | |
| $dp = DOMDataUtils::getDataParsoid( $child ); | |
| if ( isset( $dp->src ) && $dp->srcContent === $child->textContent ) { | |
| // Unedited content | |
| $out = $dp->src; | |
| } else { | |
| // Edited content | |
| $out = Utils::entityEncodeAll( $child->firstChild->nodeValue ); | |
| } | |
| // DisplaySpace is added in a final post-processing pass so, | |
| // even though it isn't emitted in the extension handler, we | |
| // need to deal with the possibility of its presence | |
| // FIXME(T254501): Should avoid the need for this | |
| } elseif ( | |
| DOMCompat::nodeName( $child ) === 'span' && | |
| DOMUtils::hasTypeOf( $child, 'mw:DisplaySpace' ) && | |
| DOMUtils::hasNChildren( $child, 1 ) | |
| ) { | |
| $out = ' '; | |
| } else { | |
| /* This is a hacky fallback for what is essentially | |
| * undefined behavior. No matter what we emit here, | |
| * this won't roundtrip html2html. */ | |
| $extApi->log( 'error/html2wt/nowiki', 'Invalid nowiki content' ); | |
| $out = $child->textContent; | |
| } | |
| } elseif ( $child instanceof Text ) { | |
| $out = $child->nodeValue; | |
| } else { | |
| Assert::invariant( $child instanceof Comment, "Expected a comment here" ); | |
| /* Comments can't be embedded in a <nowiki> */ | |
| $extApi->log( 'error/html2wt/nowiki', | |
| 'Discarded invalid embedded comment in a <nowiki>' ); | |
| $out = ''; | |
| } | |
| // Always escape any nowikis found in $out | |
| if ( $out ) { | |
| // Inlined helper that previously existed in Parsoid's WT Utils | |
| $str .= preg_replace( '#<(/?nowiki\s*/?\s*)>#i', '<$1>', $out ); | |
| } | |
| } | |
| return $str . '</nowiki>'; | |
| } | |
| } |