function fetchRoles($user) { if ($this->existsLink($this->rolesField)) { $link =& $this->getLink($this->rolesField); $rolenameField = $link->assocTDG->rolesNameField; } else { $rolenameField = 'rolename'; } if (!isset($user[$this->rolesField]) || !is_array($user[$this->rolesField])) { return array(); } $roles = array(); foreach ($user[$this->rolesField] as $role) { if (!is_array($role)) { return array($user[$this->rolesField][$rolenameField]); } $roles[] = $role[$rolenameField]; } return $roles; }

$rolenameField = $link->assocTDG->rolesNameField;

$rolenameField = $rolenameField ? $rolenameField : 'rolename';