fix(schemaorg): Enumeration type detection improved (#401)

* Enumeration type detection improved by traversing the graph and checking if one of the parent elements is of type schema.org/Enumeration * Update src/Schema/Model/Class_.php Co-authored-by: Alan Poulain <contact@alanpoulain.eu> * Update src/Schema/Model/Class_.php Co-authored-by: Alan Poulain <contact@alanpoulain.eu> * Update src/Schema/Model/Class_.php Co-authored-by: Alan Poulain <contact@alanpoulain.eu> * removed PHPDoc * fix CS --------- Co-authored-by: steven <steven@elektropost.io> Co-authored-by: Alan Poulain <contact@alanpoulain.eu> Co-authored-by: Kévin Dunglas <kevin@dunglas.fr>

Author: 4 people

src/Schema/Model/Class_.php

@@ -66,10 +66,10 @@ public function getSubClassOf(): array
  return array_filter($this->resource->all('rdfs:subClassOf', 'resource'), static fn (RdfResource $resource) => !$resource->isBNode());
  }
 
- public function isEnum(): bool
+ public function isEnum(RdfResource $resource = null): bool
  {
- $subClassOf = $this->resource->get('rdfs:subClassOf');
+ $parentClass = ($resource ?? $this->resource)->get('rdfs:subClassOf');
 
- return $subClassOf && self::SCHEMA_ORG_ENUMERATION === $subClassOf->getUri();
+ return $parentClass && (self::SCHEMA_ORG_ENUMERATION === $parentClass->getUri() || $this->isEnum($parentClass));
  }
 }