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<?php
namespace MediaWiki\Tidy;
use RemexHtml\HTMLData;
use RemexHtml\Serializer\HtmlFormatter;
use RemexHtml\Serializer\SerializerNode;
/**
* @internal
*/
class RemexCompatFormatter extends HtmlFormatter {
private static $markedEmptyElements = [
'li' => true,
'p' => true,
'tr' => true,
];
public function __construct( $options = [] ) {
parent::__construct( $options );
$this->attributeEscapes["\u{00A0}"] = ' ';
unset( $this->attributeEscapes["&"] );
$this->textEscapes["\u{00A0}"] = ' ';
unset( $this->textEscapes["&"] );
}
public function startDocument( $fragmentNamespace, $fragmentName ) {
return '';
}
public function element( SerializerNode $parent, SerializerNode $node, $contents ) {
$data = $node->snData;
if ( $data && $data->isPWrapper ) {
if ( $data->nonblankNodeCount ) {
return "<p>$contents</p>";
} else {
return $contents;
}
}
$name = $node->name;
$attrs = $node->attrs;
if ( isset( self::$markedEmptyElements[$name] ) && $attrs->count() === 0
&& strspn( $contents, "\t\n\f\r " ) === strlen( $contents )
) {
return "<{$name} class=\"mw-empty-elt\">$contents</{$name}>";
}
$s = "<$name";
foreach ( $attrs->getValues() as $attrName => $attrValue ) {
$encValue = strtr( $attrValue, $this->attributeEscapes );
$s .= " $attrName=\"$encValue\"";
}
if ( $node->namespace === HTMLData::NS_HTML && isset( $this->voidElements[$name] ) ) {
$s .= ' />';
return $s;
}
$s .= '>';
if ( $node->namespace === HTMLData::NS_HTML
&& isset( $contents[0] ) && $contents[0] === "\n"
&& isset( $this->prefixLfElements[$name] )
) {
$s .= "\n$contents</$name>";
} else {
$s .= "$contents</$name>";
}
return $s;
}
}
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