public static function getGeneralizations($concept)
{
Concept::getConcept($concept);
// only to check if concept is defined
$generalizations = array();
foreach (Concept::getAllConcepts() as $c) {
if (in_array($concept, $c['specializations'])) {
$generalizations[] = $c['concept'];
}
}
return $generalizations;
}
/**
* @url GET concept
* @url GET concept/{concept}
*/
public function getConcepts($concept = null)
{
try {
if (isset($concept)) {
// return Concept::getConcept(); // Return specific concept
throw new RestException(501);
// 501: not implemented
} else {
return array_keys(Concept::getAllConcepts());
// Return list of all concepts
}
} catch (Exception $e) {
throw new RestException($e->getCode(), $e->getMessage());
}
}