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| 1 | <?php |
| 2 | declare( strict_types = 1 ); |
| 3 | |
| 4 | namespace Wikimedia\Parsoid\ParserTests; |
| 5 | |
| 6 | use Closure; |
| 7 | use Error; |
| 8 | use Wikimedia\Parsoid\DOM\DocumentFragment; |
| 9 | use Wikimedia\Parsoid\DOM\Element; |
| 10 | use Wikimedia\Parsoid\Ext\ExtensionModule; |
| 11 | use Wikimedia\Parsoid\Ext\ExtensionTagHandler; |
| 12 | use Wikimedia\Parsoid\Ext\ParsoidExtensionAPI; |
| 13 | use Wikimedia\Parsoid\Utils\DOMCompat; |
| 14 | use Wikimedia\Parsoid\Utils\DOMDataUtils; |
| 15 | use Wikimedia\Parsoid\Utils\WTUtils; |
| 16 | |
| 17 | /** |
| 18 | * See tests/parser/ParserTestParserHook.php in core. |
| 19 | */ |
| 20 | class ParserHook extends ExtensionTagHandler implements ExtensionModule { |
| 21 | |
| 22 | /** @inheritDoc */ |
| 23 | public function sourceToDom( |
| 24 | ParsoidExtensionAPI $extApi, string $content, array $args |
| 25 | ): DocumentFragment { |
| 26 | $extName = $extApi->extTag->getName(); |
| 27 | if ( $extApi->extTag->isSelfClosed() ) { |
| 28 | $content = null; |
| 29 | } |
| 30 | switch ( $extName ) { |
| 31 | case 'tag': |
| 32 | case 'tåg': |
| 33 | return $extApi->htmlToDom( |
| 34 | "<pre>\n" . |
| 35 | var_export( $content, true ) . "\n" . |
| 36 | var_export( $extApi->extArgsToArray( $args ), true ) . "\n" . |
| 37 | "</pre>" |
| 38 | ); |
| 39 | |
| 40 | case 'statictag': |
| 41 | // FIXME: Choose a better DOM representation that doesn't mess with |
| 42 | // newline constraints. |
| 43 | return $extApi->htmlToDom( '<span />' ); |
| 44 | |
| 45 | case 'asidetag': |
| 46 | // T278565 |
| 47 | return $extApi->htmlToDom( '<aside>Some aside content</aside>' ); |
| 48 | |
| 49 | case 'pwraptest': |
| 50 | return $extApi->htmlToDom( '<!--CMT--><style>p{}</style>' ); |
| 51 | |
| 52 | case 'spantag': |
| 53 | // "Transparent" tag which wraps wikitext in a <span>; |
| 54 | // useful in testing various parsoid wrapping scenarios |
| 55 | // (we used to use <ref> for this) |
| 56 | // NOTE: This tag disables p-wrapping and indent-pre transforms. |
| 57 | return $extApi->extTagToDOM( $args, $content, [ |
| 58 | 'wrapperTag' => 'span', |
| 59 | 'parseOpts' => [ |
| 60 | 'extTag' => $extName, |
| 61 | 'context' => 'inline', |
| 62 | ], |
| 63 | ] ); |
| 64 | |
| 65 | case 'embedtag': |
| 66 | $dataMw = $extApi->extTag->getDefaultDataMw(); |
| 67 | $domFragment = $extApi->extTagToDOM( $args, $content, [ |
| 68 | 'parseOpts' => [ |
| 69 | 'extTag' => $extName, |
| 70 | 'context' => 'inline', |
| 71 | ], |
| 72 | ] ); |
| 73 | $dataMw->body = (object)[ |
| 74 | 'html' => $extApi->domToHtml( $domFragment, true ) |
| 75 | ]; |
| 76 | $span = $domFragment->ownerDocument->createElement( 'span' ); |
| 77 | DOMDataUtils::setDataMw( $span, $dataMw ); |
| 78 | DOMCompat::replaceChildren( $domFragment, $span ); |
| 79 | return $domFragment; |
| 80 | |
| 81 | case 'sealtag': |
| 82 | return $extApi->htmlToDom( '<span />' ); |
| 83 | |
| 84 | default: |
| 85 | throw new Error( "Unexpected tag name: $extName in ParserHook" ); |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | /** @inheritDoc */ |
| 90 | public function processAttributeEmbeddedHTML( |
| 91 | ParsoidExtensionAPI $extApi, Element $elt, Closure $proc |
| 92 | ): void { |
| 93 | $dataMw = DOMDataUtils::getDataMw( $elt ); |
| 94 | if ( isset( $dataMw->body->html ) ) { |
| 95 | $dataMw->body->html = $proc( $dataMw->body->html ); |
| 96 | } |
| 97 | } |
| 98 | |
| 99 | /** @inheritDoc */ |
| 100 | public function domToWikitext( |
| 101 | ParsoidExtensionAPI $extApi, Element $node, bool $wrapperUnmodified |
| 102 | ) { |
| 103 | $dataMw = DOMDataUtils::getDataMw( $node ); |
| 104 | $extName = WTUtils::getExtTagName( $node ) ?? $dataMw->name; |
| 105 | if ( !in_array( $extName, [ 'spantag', 'embedtag' ], true ) ) { |
| 106 | return false; // use default serialization |
| 107 | } |
| 108 | $html2wtOpts = [ |
| 109 | 'extName' => $extName, |
| 110 | // FIXME: One-off PHP parser state leak. This needs a better solution. |
| 111 | 'inPHPBlock' => true |
| 112 | ]; |
| 113 | $src = ''; |
| 114 | if ( $wrapperUnmodified && isset( $dataMw->body->extsrc ) ) { |
| 115 | $src = $dataMw->body->extsrc; |
| 116 | } elseif ( $extName === 'embedtag' ) { |
| 117 | // First look for the extension's content in data-mw.body.html |
| 118 | $src = $extApi->htmlToWikitext( $html2wtOpts, $dataMw->body->html ); |
| 119 | } else { |
| 120 | $src = $extApi->htmlToWikitext( $html2wtOpts, DOMCompat::getInnerHTML( $node ) ); |
| 121 | } |
| 122 | return "<$extName>" . $src . "</$extName>"; |
| 123 | } |
| 124 | |
| 125 | /** @inheritDoc */ |
| 126 | public function getConfig(): array { |
| 127 | return [ |
| 128 | 'name' => 'ParserHook', |
| 129 | 'tags' => [ |
| 130 | [ 'name' => 'tag', 'handler' => self::class ], |
| 131 | [ 'name' => 'tåg', 'handler' => self::class ], |
| 132 | [ 'name' => 'statictag', 'handler' => self::class ], |
| 133 | [ 'name' => 'asidetag', 'handler' => self::class ], |
| 134 | [ 'name' => 'pwraptest', 'handler' => self::class ], |
| 135 | [ |
| 136 | 'name' => 'spantag', |
| 137 | 'handler' => self::class, |
| 138 | 'options' => [ |
| 139 | 'outputHasCoreMwDomSpecMarkup' => true, |
| 140 | ], |
| 141 | ], |
| 142 | [ |
| 143 | 'name' => 'embedtag', |
| 144 | 'handler' => self::class, |
| 145 | 'options' => [ |
| 146 | 'wt2html' => [ |
| 147 | 'embedsHTMLInAttributes' => true, |
| 148 | 'customizesDataMw' => true, |
| 149 | ], |
| 150 | 'outputHasCoreMwDomSpecMarkup' => true, |
| 151 | ], |
| 152 | ], |
| 153 | [ |
| 154 | 'name' => 'sealtag', |
| 155 | 'handler' => self::class, |
| 156 | 'options' => [ |
| 157 | 'wt2html' => [ |
| 158 | 'unpackOutput' => false, |
| 159 | ], |
| 160 | ], |
| 161 | ], |
| 162 | ], |
| 163 | 'domProcessors' => [ |
| 164 | ParserHookProcessor::class |
| 165 | ] |
| 166 | ]; |
| 167 | } |
| 168 | } |