private function isNonRedirectableResource(ExpNsResource $expNsResource)
{
return $expNsResource->getNamespaceId() === 'swivt' || $expNsResource->getNamespaceId() === 'rdf' || $expNsResource->getNamespaceId() === 'rdfs' || $expNsResource->getNamespaceId() === 'property' && strrpos($expNsResource->getLocalName(), 'aux') || isset($expNsResource->isUserDefined) && !$expNsResource->isUserDefined;
}
/**
* Add a serialization of the given SMWExpResource to the output,
* assuming that an opening property tag is alerady there.
*
* @param $expResourceProperty SMWExpNsResource the property to use
* @param $expResource array of (SMWExpResource or SMWExpData)
* @param $indent string specifying a prefix for indentation (usually a sequence of tabs)
* @param $isClassTypeProp boolean whether the resource must be declared as a class
*
* @bug The $isClassTypeProp parameter is not properly taken into account.
* @bug Individual resources are not serialised properly.
*/
protected function serializeExpCollection(SMWExpNsResource $expResourceProperty, array $collection, $indent, $isClassTypeProp)
{
$this->post_ns_buffer .= $indent . '<' . $expResourceProperty->getQName() . " rdf:parseType=\"Collection\">\n";
foreach ($collection as $expElement) {
if ($expElement instanceof SMWExpData) {
$this->serializeNestedExpData($expElement, $indent);
} else {
// FIXME: the below is not the right thing to do here
//$this->serializeExpResource( $expResourceProperty, $expElement, $indent );
}
if ($isClassTypeProp) {
// FIXME: $expResource is undefined
//$this->requireDeclaration( $expResource, SMW_SERIALIZER_DECL_CLASS );
}
}
$this->post_ns_buffer .= "{$indent}</" . $expResourceProperty->getQName() . ">\n";
}
/**
* Store a value for a property identified by its title object. No
* duplicate elimination as this is usually done in SMWSemanticData
* already (which is typically used to generate this object).
*
* @param SMWExpNsResource $property
* @param Element $child
*/
public function addPropertyObjectValue(SMWExpNsResource $property, Element $child)
{
$this->hash = null;
if (!array_key_exists($property->getUri(), $this->m_edges)) {
$this->m_children[$property->getUri()] = array();
$this->m_edges[$property->getUri()] = $property;
}
$this->m_children[$property->getUri()][] = $child;
}
/**
* Find the redirect target of an SMWExpNsResource.
* Returns an SMWExpNsResource object the input redirects to,
* the input itself if there is no redirect (or it cannot be
* used for making a resource with a prefix).
*
* @since 1.6
* @param $expNsResource string URI to check
* @param $exists boolean that is set to true if $expNsResource is in the
* store; always false for blank nodes; always true for subobjects
* @return SMWExpNsResource
*/
protected function getSparqlRedirectTarget(SMWExpNsResource $expNsResource, &$exists)
{
if ($expNsResource->isBlankNode()) {
$exists = false;
return $expNsResource;
} elseif ($expNsResource->getDataItem() instanceof SMWDIWikiPage && $expNsResource->getDataItem()->getSubobjectName() !== '') {
$exists = true;
return $expNsResource;
}
$resourceUri = SMWTurtleSerializer::getTurtleNameForExpElement($expNsResource);
$rediUri = SMWTurtleSerializer::getTurtleNameForExpElement(SMWExporter::getSpecialPropertyResource('_REDI'));
$skeyUri = SMWTurtleSerializer::getTurtleNameForExpElement(SMWExporter::getSpecialPropertyResource('_SKEY'));
$sparqlResult = smwfGetSparqlDatabase()->select('*', "{$resourceUri} {$skeyUri} ?s OPTIONAL { {$resourceUri} {$rediUri} ?r }", array('LIMIT' => 1), array($expNsResource->getNamespaceId() => $expNsResource->getNamespace()));
$firstRow = $sparqlResult->current();
if ($firstRow === false) {
$exists = false;
return $expNsResource;
} elseif (count($firstRow) > 1 && !is_null($firstRow[1])) {
$exists = true;
$rediTargetElement = $firstRow[1];
$rediTargetUri = $rediTargetElement->getUri();
$wikiNamespace = SMWExporter::getNamespaceUri('wiki');
if (strpos($rediTargetUri, $wikiNamespace) === 0) {
return new SMWExpNsResource(substr($rediTargetUri, 0, strlen($wikiNamespace)), $wikiNamespace, 'wiki');
} else {
return $expNsResource;
}
} else {
$exists = true;
return $expNsResource;
}
}
/**
* Check if the given property is one of the special properties of the OWL
* language that require their values to be classes or RDF lists of
* classes. In these cases, it is necessary to declare this in the exported
* data.
*
* @note The list of properties checked here is not complete for the OWL
* language but covers what is used in SMW.
* @note OWL 2 allows URIs to refer to both classes and individual elements
* in different contexts. We only need declarations for classes that are
* used as such, hence it is enough to check the property. Moreover, we do
* not use OWL Datatypes in SMW, so rdf:type, rdfs:domain, etc. always
* refer to classes.
* @param SMWExpNsResource $property
*/
protected function isOWLClassTypeProperty(SMWExpNsResource $property)
{
$locname = $property->getLocalName();
if ($property->getNamespaceID() == 'rdf') {
return $locname == 'type';
} elseif ($property->getNamespaceID() == 'owl') {
return $locname == 'intersectionOf' || $locname == 'unionOf' || $locname == 'equivalentClass' || $locname == 'complementOf' || $locname == 'someValuesFrom' || $locname == 'allValuesFrom' || $locname == 'onClass';
} elseif ($property->getNamespaceID() == 'rdfs') {
return $locname == 'subClassOf' || $locname == 'range' || $locname == 'domain';
} else {
return false;
}
}
public function testRedirectTargetForCachedLookup()
{
$dataItem = new DIWikiPage('Foo', NS_MAIN);
$expNsResource = new ExpNsResource('Foo', 'Bar', '', $dataItem);
$cache = $this->getMockBuilder('\\Onoi\\Cache\\Cache')->disableOriginalConstructor()->getMock();
$cache->expects($this->once())->method('contains')->will($this->returnValue(true));
$cache->expects($this->once())->method('fetch')->with($this->equalTo($expNsResource->getUri()))->will($this->returnValue($expNsResource));
$connection = $this->getMockBuilder('\\SMWSparqlDatabase')->disableOriginalConstructor()->getMock();
$instance = new RedirectLookup($connection, $cache);
$exists = null;
$instance->findRedirectTargetResource($expNsResource, $exists);
$this->assertTrue($exists);
$instance->clear();
}
