protected function getMostAccurateType($types, $resource, $output, $class)
{
$mostAccurateType = null;
$mostAccurateTypes = $this->filiationBuilder->getMostAccurateType($types, $this->serializerHelper->getAllTypes());
// not specified in project ontology description
if (count($mostAccurateTypes) == 1) {
$mostAccurateType = $mostAccurateTypes[0];
} else {
if ($mostAccurateTypes === null) {
$output->writeln("No accurate type found for " . $resource->getUri() . ". The type {$class} will be used.");
$mostAccurateType = $class;
} else {
$output->writeln("The most accurate type for " . $resource->getUri() . " has not be found. The resource will not be indexed.");
}
}
return $mostAccurateType;
}
/**
* Search parent frame pathes
* @param $parentClass
* @param array $parentFrames
* @return array
*/
public function getParentFrames($type)
{
$parentClasses = $this->filiationBuilder->getParentTypes($type);
$parentFrames = array();
if (!$parentClasses || empty($parentClasses)) {
return $parentFrames;
}
foreach ($parentClasses as $parentClass) {
$phpClass = TypeMapper::get($parentClass);
if ($phpClass) {
$metadata = $this->metadataFactory->getMetadataForClass($phpClass);
$frame = $metadata->getFrame();
if ($frame) {
$parentFrames[] = $metadata->getFrame();
}
}
}
return $parentFrames;
}
/**
* If a types resource has changed and the new type is mapped to another document type, then the old document is removed
* @param $uri
* @param $types
* @param $oldType
* @return bool
*/
protected function deleteOldDocument($uri, $types, $oldType)
{
$newTypes = array();
foreach ($types as $type) {
$type = (string) $type;
if ($type && !empty($type)) {
$newTypes[] = RdfNamespace::shorten($type);
}
}
// Get most accurtype of oldtype
$mostAccurateTypes = $this->filiationBuilder->getMostAccurateType(array(RdfNamespace::expand($oldType)), $this->serializerHelper->getAllTypes());
$mostAccurateType = null;
// not specified in project ontology description
if (count($mostAccurateTypes) == 1) {
$mostAccurateType = $mostAccurateTypes[0];
} else {
// echo "Seems to not have to be indexed";
}
if (!in_array($mostAccurateType, $newTypes)) {
$typesConfig = $this->configManager->getTypesConfigurationByClass($mostAccurateType);
foreach ($typesConfig as $typeConfig) {
$indexConfig = $typeConfig->getIndex();
$index = $indexConfig->getName();
$this->container->get('nemrod.elastica.jsonld.frame.loader')->setEsIndex($index);
if ($index !== null) {
$esType = $this->indexRegistry->getIndex($index)->getType($typeConfig->getType());
// Trow an exeption if document does not exist
try {
$esType->deleteDocument(new Document($uri, array(), $mostAccurateType, $indexConfig->getElasticSearchName()));
return true;
} catch (\Exception $e) {
}
}
}
}
return false;
}
/**
* Update the elasticsearch document
* @param string $uri
* @param array $types
* @param string $index
* @param FiliationBuilder $filiationBuilder
* @param ResourceToDocumentTransformer $resourceToDocumentTransformer
*/
public function updateDocument($uri, $types, $filiationBuilder, ResourceToDocumentTransformer $resourceToDocumentTransformer)
{
// find the finest type of the resource in order to index the resource ony once
$typeName = $filiationBuilder->getMostAccurateType($types, $this->serializerHelper->getAllTypes());
// not specified in project ontology description
if ($typeName === null) {
throw new \Exception('No type found to update the ES document ' . $uri);
} else {
if (count($typeName) == 1) {
$typeName = $typeName[0];
} else {
throw new \Exception("The most accurate type for " . $uri . " has not be found.");
}
}
$typesConfig = $this->configManager->getTypesConfigurationByClass($typeName);
foreach ($typesConfig as $typeConfig) {
$indexConfig = $typeConfig->getIndex();
$index = $indexConfig->getName();
$esType = $this->indexRegistry->getIndex($index)->getType($typeConfig->getType());
$document = $resourceToDocumentTransformer->transform($uri, $index, $typeName);
if ($document) {
$esType->addDocument($document);
}
}
}
