PageIDPropertyAnnotator::isAnnotatorFor()   A
last analyzed

Complexity

Conditions 1
Paths 1

Size

Total Lines 3

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 2
CRAP Score 1

Importance

Changes 0
Metric Value
c 0
b 0
f 0
dl 0
loc 3
ccs 2
cts 2
cp 1
rs 10
cc 1
nc 1
nop 1
crap 1
1
<?php
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namespace SESP\PropertyAnnotators;
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use SMW\DIProperty;
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use SMW\SemanticData;
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use SMWDataItem as DataItem;
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use SMWDINumber as DINumber;
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use SESP\PropertyAnnotator;
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use SESP\AppFactory;
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/**
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 * @private
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 * @ingroup SESP
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 *
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 * @license GNU GPL v2+
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 * @since 2.0
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 *
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 * @author mwjames
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 */
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class PageIDPropertyAnnotator implements PropertyAnnotator {
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	/**
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	 * Predefined property ID
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	 */
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	const PROP_ID = '___PAGEID';
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	/**
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	 * @var AppFactory
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	 */
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	private $appFactory;
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	/**
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	 * @since 2.0
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	 *
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	 * @param AppFactory $appFactory
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	 */
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	public function __construct( AppFactory $appFactory ) {
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		$this->appFactory = $appFactory;
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	}
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	/**
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	 * @since 2.0
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	 *
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	 * {@inheritDoc}
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	 */
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	public function isAnnotatorFor( DIProperty $property ) {
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		return $property->getKey() === self::PROP_ID;
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	}
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	/**
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	 * @since 2.0
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	 *
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	 * {@inheritDoc}
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	 */
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	public function addAnnotation( DIProperty $property, SemanticData $semanticData ) {
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		$page = $this->appFactory->newWikiPage(
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			$semanticData->getSubject()->getTitle()
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Bug introduced by
It seems like $semanticData->getSubject()->getTitle() can be null; however, newWikiPage() does not accept null, maybe add an additional type check?

Unless you are absolutely sure that the expression can never be null because of other conditions, we strongly recommend to add an additional type check to your code:

/** @return stdClass|null */
function mayReturnNull() { }

function doesNotAcceptNull(stdClass $x) { }

// With potential error.
function withoutCheck() {
    $x = mayReturnNull();
    doesNotAcceptNull($x); // Potential error here.
}

// Safe - Alternative 1
function withCheck1() {
    $x = mayReturnNull();
    if ( ! $x instanceof stdClass) {
        throw new \LogicException('$x must be defined.');
    }
    doesNotAcceptNull($x);
}

// Safe - Alternative 2
function withCheck2() {
    $x = mayReturnNull();
    if ($x instanceof stdClass) {
        doesNotAcceptNull($x);
    }
}
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		);
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		$pageID = $page->getId();
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		$dataItem = null;
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		if ( is_integer( $pageID ) && $pageID > 0 ) {
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			$dataItem = new DINumber( $pageID );
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		}
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		if ( $dataItem instanceof DataItem ) {
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			$semanticData->addPropertyObjectValue( $property, $dataItem );
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		}
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	}
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}
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