Code Coverage for /workspace/src/extensions/MathSearch/includes/Wikidata/Content/ContentMathValidator.php

1	<?php
2
3	namespace MediaWiki\Extension\MathSearch\Wikidata\Content;
4
5	use DataValues\StringValue;
6	use InvalidArgumentException;
7	use MediaWiki\Extension\Math\MathLaTeXML;
8	use ValueFormatters;
9	use ValueValidators\Error;
10	use ValueValidators\Result;
11	use ValueValidators\ValueValidator;
12
13	/**
14	* @author Duc Linh Tran
15	* @author Julian Hilbig
16	* @author Moritz Schubotz
17	*/
18	class ContentMathValidator implements ValueValidator {
19
20	/**
21	* Validates a value with MathLaTeXML
22	*
23	* @param mixed $value The value to validate
24	*
25	* @return Result
26	* @throws ValueFormatters\Exceptions\MismatchingDataValueTypeException
27	*/
28	public function validate( $value ) {
29	if ( !( $value instanceof StringValue ) ) {
30	throw new InvalidArgumentException( '$value must be a StringValue' );
31	}
32
33	// get input String from value
34	$tex = $value->getValue();
35
36	$checker = new MathLaTeXML( $tex );
37	if ( $checker->checkTeX() ) {
38	$checker->writeCache();
39
40	return Result::newSuccess();
41	}
42
43	// TeX string is not valid
44	return Result::newError(
45	[
46	Error::newError( null, null, 'malformed-value', [ $checker->getLastError() ] )
47	]
48	);
49	}
50
51	/**
52	* @param array $options
53	* @see ValueValidator::setOptions()
54	*
55	*/
56	public function setOptions( array $options ) {
57	// Do nothing. This method shouldn't even be in the interface.
58	}
59	}