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| 1 | <?php |
| 2 | /** |
| 3 | * MediaWiki math extension |
| 4 | * |
| 5 | * @copyright 2002-2023 various MediaWiki contributors |
| 6 | * @license GPL-2.0-or-later |
| 7 | */ |
| 8 | |
| 9 | namespace MediaWiki\Extension\Math; |
| 10 | |
| 11 | use MediaWiki\Extension\Math\InputCheck\LocalChecker; |
| 12 | use MediaWiki\Extension\Math\WikiTexVC\MMLnodes\MMLmath; |
| 13 | use MediaWiki\MediaWikiServices; |
| 14 | use MediaWiki\SpecialPage\SpecialPage; |
| 15 | use MediaWiki\Title\Title; |
| 16 | use StatusValue; |
| 17 | |
| 18 | /** |
| 19 | * Converts LaTeX to MathML using PHP |
| 20 | */ |
| 21 | class MathNativeMML extends MathMathML { |
| 22 | private LocalChecker $checker; |
| 23 | |
| 24 | public function __construct( $tex = '', $params = [], $cache = null ) { |
| 25 | parent::__construct( $tex, $params, $cache ); |
| 26 | $this->setMode( MathConfig::MODE_NATIVE_MML ); |
| 27 | } |
| 28 | |
| 29 | protected function doRender(): StatusValue { |
| 30 | $checker = $this->getChecker(); |
| 31 | $checker->setContext( $this ); |
| 32 | $checker->setHookContainer( MediaWikiServices::getInstance()->getHookContainer() ); |
| 33 | $presentation = $checker->getPresentationMathMLFragment(); |
| 34 | $config = MediaWikiServices::getInstance()->getMainConfig(); |
| 35 | $attributes = [ 'class' => 'mwe-math-element' ]; |
| 36 | if ( $this->getID() !== '' ) { |
| 37 | $attributes['id'] = $this->getID(); |
| 38 | } |
| 39 | if ( $config->get( 'MathEnableFormulaLinks' ) && |
| 40 | isset( $this->params['qid'] ) && |
| 41 | preg_match( '/Q\d+/', $this->params['qid'] ) ) { |
| 42 | $titleObj = Title::newFromLinkTarget( SpecialPage::getTitleValueFor( 'MathWikibase' ) ); |
| 43 | $attributes['href'] = $titleObj->getLocalURL( [ 'qid' => $this->params['qid'] ] ); |
| 44 | } |
| 45 | if ( $this->getMathStyle() == 'display' ) { |
| 46 | $attributes['display'] = 'block'; |
| 47 | } |
| 48 | $root = new MMLmath( "", $attributes ); |
| 49 | |
| 50 | $this->setMathml( $root->encapsulateRaw( $presentation ?? '' ) ); |
| 51 | return StatusValue::newGood(); |
| 52 | } |
| 53 | |
| 54 | protected function getChecker(): LocalChecker { |
| 55 | $this->checker ??= Math::getCheckerFactory() |
| 56 | ->newLocalChecker( $this->tex, $this->getInputType(), $this->isPurge() ); |
| 57 | return $this->checker; |
| 58 | } |
| 59 | |
| 60 | /** |
| 61 | * @inheritDoc |
| 62 | */ |
| 63 | public function getHtmlOutput(): string { |
| 64 | return $this->getMathml(); |
| 65 | } |
| 66 | |
| 67 | public function readFromCache(): bool { |
| 68 | return false; |
| 69 | } |
| 70 | |
| 71 | public function writeCache() { |
| 72 | return true; |
| 73 | } |
| 74 | } |