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MMLbase.php
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MMLbase.php
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<?php
namespace MediaWiki\Extension\Math\WikiTexVC\MMLnodes;
use MediaWiki\Extension\Math\Math;
use MediaWiki\Extension\Math\WikiTexVC\MMLmappings\TexConstants\Tag;
use MediaWiki\Html\Html;
class MMLbase {
private string $name;
private array $attributes;
/** @var VisitorFactory */
protected $visitorFactory = null;
/** @var MMLbase[] */
protected array $children = [];
/**
* Constructor for MML element node
*
* @param string $name The element tag name (e.g., 'msubsup', 'msqrt')
* @param string $texclass TeX class name
* @param array $attributes Associative array of element attributes
* @param mixed ...$children MMLbase child elements (null values are allowed for placeholder values)
*/
public function __construct( string $name, string $texclass = '', array $attributes = [], ...$children ) {
$this->name = $name;
$this->attributes = $attributes;
$this->children = $children;
if ( $texclass !== '' ) {
$this->attributes[ TAG::CLASSTAG ] = $texclass;
}
}
/**
* Get name children from current element
* @return MMLbase[]
*/
public function getChildren(): array {
return $this->children;
}
/**
* get current VisitorFactory or get from services: Math::getVisitorFactory()
* @return VisitorFactory
*/
protected function getVisitorFactory() {
if ( !$this->visitorFactory ) {
$this->visitorFactory = Math::getVisitorFactory();
}
return $this->visitorFactory;
}
/**
* Set VisitorFactory for current element
* @param VisitorFactory $visitorFactory
* @return void
*/
public function setVisitorFactory( VisitorFactory $visitorFactory ) {
$this->visitorFactory = $visitorFactory;
}
/**
* Get name (mi, mo, ...) from current element
* @return string
*/
public function getName(): string {
return $this->name;
}
/**
* Get all attributes from current element
* @return array
*/
public function getAttributes() {
return $this->attributes;
}
/**
* Accept a visitor to process this node
* @param MMLVisitor $visitor
* @return void
*/
public function accept( MMLVisitor $visitor ) {
$visitor->visit( $this );
}
/**
* Get string presentation of current element
* @return string
* @throws \DOMException
*/
public function __toString(): string {
$visitor = $this->getVisitorFactory()->createVisitor();
$visitor->visit( $this );
return $visitor->getHTML();
}
/**
* Encapsulating the input structure with start and end element
*
* @param string $input The raw HTML contents of the element: *not* escaped!
* @return string <tag> input </tag>
*/
public function encapsulateRaw( string $input ): string {
return HTML::rawElement( $this->name, $this->attributes, $input );
}
/**
* Getting the start element
* @return string
*/
public function getStart(): string {
return HTML::openElement( $this->name, $this->attributes );
}
/**
* Gets an empty element with the specified name.
* Example: "<mrow/>"
* @return string
*/
public function getEmpty(): string {
return substr( $this->getStart(), 0, -1 )
. '/>';
}
/**
* Getting the end element
* @return string
*/
public function getEnd(): string {
return HTML::closeElement( $this->name );
}
}

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text/x-php
Expires
Tue, Aug 18, 23:58 (2 d, 19 h ago)
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MMLbase.php (3 KB)

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