/**
  * Constructor
  * @param string $slug
  */
 public function __construct($slug = false)
 {
     global $ZendDB;
     if ($slug) {
         $query = "SELECT organisation_id FROM organisation WHERE organisation_slug = ?";
         if ($id = $ZendDB->fetchOne($query, $slug)) {
             parent::__construct($id);
         }
     }
 }
 /**
  * Constructor
  * @param string $slug
  */
 public function __construct($slug = null)
 {
     if (is_null($slug)) {
         return;
     }
     $Database = (new AppCore())->getDatabaseConnection();
     $query = "SELECT organisation_id FROM organisation WHERE organisation_slug = ?";
     if ($orgId = $Database->fetchOne($query, $slug)) {
         parent::__construct($orgId);
     }
 }