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<?php | |
namespace Verja\Filter; | |
use Verja\Filter; | |
class ConvertCase extends Filter | |
{ | |
/** @var int */ | |
protected $mode; | |
/** | |
* ConvertCase constructor. | |
* | |
* @param int|string $mode | |
*/ | |
public function __construct($mode) | |
{ | |
if (is_int($mode)) { | |
$this->mode = $mode; | |
} | |
switch ($mode) { | |
case 'upper': | |
$this->mode = MB_CASE_UPPER; | |
break; | |
case 'lower': | |
$this->mode = MB_CASE_LOWER; | |
break; | |
case 'title': | |
$this->mode = MB_CASE_TITLE; | |
} | |
} | |
/** | |
* Filter $value | |
* | |
* @param mixed $value | |
* @param array $context | |
* @return mixed | |
*/ | |
public function filter($value, array $context = []) | |
{ | |
if (!is_string($value)) { | |
return $value; | |
} | |
return mb_convert_case($value, $this->mode); | |
} | |
} |