<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
namespace Zend\Filter;
class BaseName extends AbstractFilter
{
/**
* Defined by Zend\Filter\FilterInterface
*
* Returns basename($value).
*
* If the value provided is non-scalar, the value will remain unfiltered
* and an E_USER_WARNING will be raised indicating it's unfilterable.
*
* @param string $value
* @return string|mixed
*/
public function filter($value)
{
if (null === $value) {
return null;
}
if (!is_scalar($value)) {
trigger_error(
sprintf(
'%s expects parameter to be scalar, "%s" given; cannot filter',
__METHOD__,
(is_object($value) ? get_class($value) : gettype($value))
),
E_USER_WARNING
);
return $value;
}
return basename((string) $value);
}
}