/**
* Get field type information for sort clause
*
* TODO: handle custom field
* TODO: caching (see above)
*
* @param string $contentTypeIdentifier
* @param string $fieldDefinitionIdentifier
* @param string $languageCode
*
* @return array
*/
public function getSortFieldTypes($contentTypeIdentifier, $fieldDefinitionIdentifier, $languageCode)
{
$types = array();
foreach ($this->contentTypeHandler->loadAllGroups() as $group) {
foreach ($this->contentTypeHandler->loadContentTypes($group->id) as $contentType) {
if ($contentType->identifier !== $contentTypeIdentifier) {
continue;
}
foreach ($contentType->fieldDefinitions as $fieldDefinition) {
if ($fieldDefinition->identifier !== $fieldDefinitionIdentifier) {
continue;
}
// TODO: find a better way to handle non-translatable fields?
if ($languageCode === null || $fieldDefinition->isTranslatable) {
$fieldType = $this->fieldRegistry->getType($fieldDefinition->fieldType);
foreach ($fieldType->getIndexDefinition() as $name => $type) {
$types[$type->type] = $this->nameGenerator->getTypedName($this->nameGenerator->getName($name, $fieldDefinition->identifier, $contentType->identifier), $type);
}
}
break 3;
}
}
}
return $types;
}
/**
* Converts given $document to a hash format that can be JSON encoded
* to get a document _source.
*
* Implemented in a separate method because of a recursion needed to
* handle nested documents.
*
* @param \eZ\Publish\Core\Persistence\Elasticsearch\Content\Search\Document $document
*
* @return array
*/
protected function getDocumentHash(Document $document)
{
$hash = array();
foreach ($document->fields as $field) {
if ($field->type instanceof DocumentField) {
$documents = $this->fieldValueMapper->map($field);
$values = array();
foreach ($documents as $document) {
$values[] = $this->getDocumentHash($document);
}
} else {
$values = (array) $this->fieldValueMapper->map($field);
}
$name = $this->nameGenerator->getTypedName($field->name, $field->type);
if (count($values) === 1) {
$hash[$name] = reset($values);
} else {
$hash[$name] = $values;
}
}
return $hash;
}
