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<?php
namespace SMW\MediaWiki\Specials\SearchByProperty;
use SMW\DataValueFactory;
use SMW\DataValues\TelephoneUriValue;
use SMW\Encoder;
use SMWNumberValue as NumberValue;
/**
* @license GNU GPL v2+
* @since 2.1
*
* @author mwjames
*/
class PageRequestOptions {
/**
* @var string
*/
private $queryString;
/**
* @var array
*/
private $requestOptions;
/**
* @var Encoder
*/
private $urlEncoder;
/**
* @var PropertyValue
*/
public $property;
/**
* @var string
*/
public $propertyString;
/**
* @var string
*/
public $valueString;
/**
* @var DataValue
*/
public $value;
/**
* @var integer
*/
public $limit = 20;
/**
* @var integer
*/
public $offset = 0;
/**
* @var boolean
*/
public $nearbySearch = false;
/**
* @since 2.1
*
* @param string $queryString
* @param array $requestOptions
*/
public function __construct( $queryString, array $requestOptions ) {
$this->queryString = $queryString;
$this->requestOptions = $requestOptions;
$this->urlEncoder = new Encoder();
}
/**
* @since 2.1
*/
public function initialize() {
$params = explode( '/', $this->queryString );
reset( $params );
$escaped = false;
// Remove empty elements
$params = array_filter( $params, 'strlen' );
$property = isset( $this->requestOptions['property'] ) ? $this->requestOptions['property'] : current( $params );
$value = isset( $this->requestOptions['value'] ) ? $this->requestOptions['value'] : next( $params );
// Auto-generated link is marked with a leading :
if ( $property !== '' && $property{0} === ':' ) {
$escaped = true;
$property = $this->urlEncoder->unescape( ltrim( $property, ':' ) );
}
$this->property = DataValueFactory::getInstance()->newPropertyValueByLabel(
str_replace( [ '_' ], [ ' ' ], $property )
);
if ( !$this->property->isValid() ) {
$this->propertyString = $property;
$this->value = null;
$this->valueString = $value;
} else {
$this->propertyString = $this->property->getDataItem()->getLabel();
$this->valueString = $this->getValue( (string)$value, $escaped );
}
$this->setLimit();
$this->setOffset();
$this->setNearbySearch();
}
private function getValue( $value, $escaped ) {
$this->value = DataValueFactory::getInstance()->newDataValueByProperty(
$this->property->getDataItem()
);
$value = $this->unescape( $value, $escaped );
$this->value->setUserValue( $value );
return $this->value->isValid() ? $this->value->getWikiValue() : $value;
}
private function unescape( $value, $escaped ) {
if ( $this->value instanceof NumberValue ) {
$value = $escaped ? str_replace( [ '-20', '-2D' ], [ ' ', '-' ], $value ) : $value;
// Do not try to decode things like 1.2e-13
// Signals that we don't want any precision limitation
$this->value->setOption( NumberValue::NO_DISP_PRECISION_LIMIT, true );
} elseif ( $this->value instanceof TelephoneUriValue ) {
$value = $escaped ? str_replace( [ '-20', '-2D' ], [ ' ', '-' ], $value ) : $value;
// No encoding to avoid turning +1-201-555-0123
// into +1 1U523 or further obfuscate %2B1-2D201-2D555-2D0123 ...
} else {
$value = $escaped ? $this->urlEncoder->unescape( $value ) : $value;
}
return $value;
}
private function setLimit() {
if ( isset( $this->requestOptions['limit'] ) ) {
$this->limit = intval( $this->requestOptions['limit'] );
}
}
private function setOffset() {
if ( isset( $this->requestOptions['offset'] ) ) {
$this->offset = intval( $this->requestOptions['offset'] );
}
}
private function setNearbySearch() {
if ( $this->value === null ) {
return null;
}
if ( isset( $this->requestOptions['nearbySearchForType'] ) && is_array( $this->requestOptions['nearbySearchForType'] ) ) {
$this->nearbySearch = in_array( $this->value->getTypeID(), $this->requestOptions['nearbySearchForType'] );
}
}
}
|
