public function testTryToGetQueryDependencySubjectListForNonSetQueryResult()
{
$propertyHierarchyLookup = $this->getMockBuilder('\\SMW\\PropertyHierarchyLookup')->disableOriginalConstructor()->getMock();
$instance = new EmbeddedQueryDependencyListResolver(null, $propertyHierarchyLookup);
$this->assertNull($instance->getQueryId());
$this->assertNull($instance->getSubject());
$this->assertEmpty($instance->getQueryDependencySubjectList());
}
/**
* This method is called from the `SMW::Store::AfterQueryResultLookupComplete` hook
* to resolve and update dependencies fetched fro an embedded query and its
* QueryResult object.
*
* @since 2.3
*
* @param EmbeddedQueryDependencyListResolver $embeddedQueryDependencyListResolver
*/
public function addDependencyList(EmbeddedQueryDependencyListResolver $embeddedQueryDependencyListResolver)
{
if (!$this->isEnabled() || $embeddedQueryDependencyListResolver->getSubject() === null) {
return null;
}
$subject = $embeddedQueryDependencyListResolver->getSubject();
$hash = $embeddedQueryDependencyListResolver->getQueryId();
$sid = $this->getIdForSubject($subject, $hash);
if ($this->canSuppressUpdateOnSkewFactorFor($sid, $subject)) {
return wfDebugLog('smw', __METHOD__ . " suppressed (skewed time) for SID " . $sid . "\n");
}
$dependencyList = $embeddedQueryDependencyListResolver->getQueryDependencySubjectList();
if ($dependencyList === array()) {
return null;
}
if ($sid > 0) {
return $this->updateDependencyList($sid, $dependencyList);
}
// SID == 0 means the storage update/process has not been finalized
// (new object hasn't been registered) hence an event is registered to
// update the list after the update process has been completed
// PHP 5.3 compatibility
$embeddedQueryResultLinksUpdater = $this;
EventHandler::getInstance()->addCallbackListener('deferred.embedded.query.dep.update', function () use($embeddedQueryResultLinksUpdater, $dependencyList, $subject, $hash) {
wfDebugLog('smw', __METHOD__ . ' deferred.embedded.query.dep.update for ' . $hash . "\n");
$embeddedQueryResultLinksUpdater->updateDependencyList($embeddedQueryResultLinksUpdater->getIdForSubject($subject, $hash), $dependencyList);
});
}
