/**
* @param QueryInterface $query
* @param $nodeTypeFilter
* @return array
*/
protected function getNodeTypeFilterConstraints(QueryInterface $query, $nodeTypeFilter)
{
$includeNodeTypeConstraints = array();
$excludeNodeTypeConstraints = array();
$nodeTypeFilterParts = Arrays::trimExplode(',', $nodeTypeFilter);
foreach ($nodeTypeFilterParts as $nodeTypeFilterPart) {
$nodeTypeFilterPart = trim($nodeTypeFilterPart);
if (strpos($nodeTypeFilterPart, '!') === 0) {
$negate = true;
$nodeTypeFilterPart = substr($nodeTypeFilterPart, 1);
} else {
$negate = false;
}
$nodeTypeFilterPartSubTypes = array_merge(array($nodeTypeFilterPart), $this->nodeTypeManager->getSubNodeTypes($nodeTypeFilterPart, false));
foreach ($nodeTypeFilterPartSubTypes as $nodeTypeFilterPartSubType) {
if ($negate === true) {
$excludeNodeTypeConstraints[] = $query->logicalNot($query->equals('nodeType', $nodeTypeFilterPartSubType));
} else {
$includeNodeTypeConstraints[] = $query->equals('nodeType', $nodeTypeFilterPartSubType);
}
}
}
$constraints = $excludeNodeTypeConstraints;
if (count($includeNodeTypeConstraints) > 0) {
$constraints[] = $query->logicalOr($includeNodeTypeConstraints);
}
return $constraints;
}
