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<?php
namespace SMW;
use SMWDataItem;
/**
* This class implements Concept data items.
*
* @note These special data items for storing concept declaration data in SMW
* should vanish at some point since Container values could encode this data
* just as well.
*
* @since 1.6
*
* @ingroup SMWDataItems
*
* @author Markus Krötzsch
* @author mwjames
*/
class DIConcept extends \SMWDataItem {
/**
* Query string for this concept. Possibly long.
* @var string
*/
protected $m_concept;
/**
* Documentation for this concept. Possibly long.
* @var string
*/
protected $m_docu;
/**
* Flags of query features.
* @var integer
*/
protected $m_features;
/**
* Size of the query.
* @var integer
*/
protected $m_size;
/**
* Depth of the query.
* @var integer
*/
protected $m_depth;
/**
* Status
* @var integer
*/
protected $cacheStatus;
/**
* Date
* @var integer
*/
protected $cacheDate;
/**
* Count
* @var integer
*/
protected $cacheCount;
/**
* @param string $concept the concept query string
* @param string $docu user documentation
* @param integer $queryefeatures flags about query features
* @param integer $size concept query size
* @param integer $depth concept query depth
*/
public function __construct( $concept, $docu, $queryfeatures, $size, $depth ) {
$this->m_concept = $concept;
$this->m_docu = $docu;
$this->m_features = $queryfeatures;
$this->m_size = $size;
$this->m_depth = $depth;
}
public function getDIType() {
return SMWDataItem::TYPE_CONCEPT;
}
public function getConceptQuery() {
return $this->m_concept;
}
public function getDocumentation() {
return $this->m_docu;
}
public function getQueryFeatures() {
return $this->m_features;
}
public function getSize() {
return $this->m_size;
}
public function getDepth() {
return $this->m_depth;
}
public function getSortKey() {
return $this->m_docu;
}
public function getSerialization() {
return serialize( $this );
}
/**
* Sets cache status
*
* @since 1.9
*
* @param string
*/
public function setCacheStatus( $status ) {
$this->cacheStatus = $status;
}
/**
* Sets cache date
*
* @since 1.9
*
* @param string
*/
public function setCacheDate( $date ) {
$this->cacheDate = $date;
}
/**
* Sets cache count
*
* @since 1.9
*
* @param int
*/
public function setCacheCount( $count ) {
$this->cacheCount = $count;
}
/**
* Returns cache status
*
* @since 1.9
*
* @return string
*/
public function getCacheStatus() {
return $this->cacheStatus;
}
/**
* Returns cache date
*
* @since 1.9
*
* @return string
*/
public function getCacheDate() {
return $this->cacheDate;
}
/**
* Returns cache count
*
* @since 1.9
*
* @return int
*/
public function getCacheCount() {
return $this->cacheCount;
}
/**
* Create a data item from the provided serialization string and type
* ID.
* @return DIConcept
*/
public static function doUnserialize( $serialization ) {
$result = unserialize( $serialization );
if ( $result === false ) {
throw new DataItemException( "Unserialization failed." );
}
return $result;
}
public function equals( SMWDataItem $di ) {
if ( $di->getDIType() !== SMWDataItem::TYPE_CONCEPT ) {
return false;
}
return $di->getSerialization() === $this->getSerialization();
}
}
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