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Pre.php
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Pre.php
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<?php
declare( strict_types = 1 );
namespace Wikimedia\Parsoid\Ext\Pre;
use Wikimedia\Parsoid\Core\Sanitizer;
use Wikimedia\Parsoid\DOM\DocumentFragment;
use Wikimedia\Parsoid\Ext\DOMDataUtils;
use Wikimedia\Parsoid\Ext\ExtensionModule;
use Wikimedia\Parsoid\Ext\ExtensionTagHandler;
use Wikimedia\Parsoid\Ext\ParsoidExtensionAPI;
use Wikimedia\Parsoid\Ext\PHPUtils;
use Wikimedia\Parsoid\Ext\Utils;
/**
* The `<pre>` extension tag shadows the html pre tag, but has different
* semantics. It treats anything inside it as plaintext.
*/
class Pre extends ExtensionTagHandler implements ExtensionModule {
/** @inheritDoc */
public function getConfig(): array {
return [
'name' => '<pre>',
'tags' => [
[
'name' => 'pre',
'handler' => self::class,
]
]
];
}
/** @inheritDoc */
public function sourceToDom(
ParsoidExtensionAPI $extApi, string $txt, array $extArgs
): DocumentFragment {
$domFragment = $extApi->htmlToDom( '' );
$doc = $domFragment->ownerDocument;
$pre = $doc->createElement( 'pre' );
Sanitizer::applySanitizedArgs( $extApi->getSiteConfig(), $pre, $extArgs );
DOMDataUtils::getDataParsoid( $pre )->stx = 'html';
// Support nowikis in pre. Do this before stripping newlines, see test,
// "<pre> with <nowiki> inside (compatibility with 1.6 and earlier)"
$txt = preg_replace( '/<nowiki\s*>(.*?)<\/nowiki\s*>/s', '$1', $txt );
// Strip leading newline to match legacy php parser. This is probably because
// it doesn't do xml serialization accounting for `newlineStrippingElements`
// Of course, this leads to indistinguishability between n=0 and n=1
// newlines, but that only seems to affect parserTests output. Rendering
// is the same, and the newline is preserved for rt in the `extSrc`.
$txt = PHPUtils::stripPrefix( $txt, "\n" );
// `extSrc` will take care of rt'ing these
$txt = Utils::decodeWtEntities( $txt );
$pre->appendChild( $doc->createTextNode( $txt ) );
$domFragment->appendChild( $pre );
return $domFragment;
}
}

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text/x-php
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Sat, May 16, 18:47 (5 h, 4 m)
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fb/51/02fd157ff6c9864eb4ae9053cb0e
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Pre.php (1 KB)

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