mediawiki-extensions-Math/src/MathNativeMML.php
2023-10-23 18:20:44 +00:00

76 lines
2 KiB
PHP

<?php
/**
* MediaWiki math extension
*
* @copyright 2002-2023 various MediaWiki contributors
* @license GPL-2.0-or-later
*/
namespace MediaWiki\Extension\Math;
use MediaWiki\Extension\Math\InputCheck\LocalChecker;
use MediaWiki\Extension\Math\TexVC\MMLnodes\MMLmath;
use MediaWiki\MediaWikiServices;
use MediaWiki\Title\Title;
use SpecialPage;
use StatusValue;
/**
* Converts LaTeX to MathML using PHP
*/
class MathNativeMML extends MathMathML {
private LocalChecker $checker;
public function __construct( $tex = '', $params = [] ) {
parent::__construct( $tex, $params );
$this->setMode( MathConfig::MODE_NATIVE_MML );
}
protected function doRender(): StatusValue {
$checker = $this->getChecker();
$checker->setPurge( $this->isPurge() );
$checker->setContext( $this );
$checker->setHookContainer( MediaWikiServices::getInstance()->getHookContainer() );
$presentation = $checker->getPresentationMathMLFragment();
$config = MediaWikiServices::getInstance()->getMainConfig();
$attributes = [ 'class' => 'mwe-math-element' ];
if ( $this->getID() !== '' ) {
$attributes['id'] = $this->getID();
}
if ( $config->get( 'MathEnableFormulaLinks' ) &&
isset( $this->params['qid'] ) &&
preg_match( '/Q\d+/', $this->params['qid'] ) ) {
$titleObj = Title::newFromLinkTarget( SpecialPage::getTitleValueFor( 'MathWikibase' ) );
$attributes['href'] = $titleObj->getLocalURL( [ 'qid' => $this->params['qid'] ] );
}
if ( $this->getMathStyle() == 'display' ) {
$attributes['display'] = 'block';
}
$root = new MMLmath( "", $attributes );
$this->setMathml( $root->encapsulateRaw( $presentation ?? '' ) );
return StatusValue::newGood();
}
protected function getChecker(): LocalChecker {
$this->checker ??= Math::getCheckerFactory()
->newLocalChecker( $this->tex, $this->getInputType() );
return $this->checker;
}
/**
* @inheritDoc
*/
public function getHtmlOutput(): string {
return $this->getMathml();
}
public function readFromDatabase() {
return false;
}
public function writeCache() {
return true;
}
}