public function flattenRoles($data)
    {
        $result = array();
        foreach ($data as $key => $value) {
            if (substr($key, 0, 4) === 'ROLE') {
                $result[$key] = $key;
            }
            if (is_array($value)) {
                $tmpresult = $this->flattenRoles($value);
                if (count($tmpresult) > 0) {
                    $result = array_merge($result, $tmpresult);
                }
            } else {
                $result[$value] = $value;
            }
        }

        return array_unique($result);
    }
public function flattenRoles($data)
    {
        $result = array();
        foreach ($data as $key => $value) {
            if (substr($key, 0, 4) === 'ROLE') {
                $result[$key] = $key;
            }
            if (is_array($value)) {
                $tmpresult = $this->flattenRoles($value);
                if (count($tmpresult) > 0) {
                    $result = array_merge($result, $tmpresult);
                }
            } else {
                $result[$value] = $value;
            }
        }

        return array_unique($result);
    }
public function flattenRoles ( $ data ) { $ result = array ( ) ; foreach ( $ data as $ key => $ value ) { if ( substr ( $ key , 0 , 4 ) === 'ROLE' ) { $ result [ $ key ] = $ key ; } if ( is_array ( $ value ) ) { $ tmpresult = $ this -> flattenRoles ( $ value ) ; if ( count ( $ tmpresult ) > 0 ) { $ result = array_merge ( $ result , $ tmpresult ) ; } } else { $ result [ $ value ] = $ value ; } } return array_unique ( $ result ) ; }
Flatten roles.

@param array $data

@return array
Flatten roles .