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<?php
namespace Coast\Validator\Rule;
use Coast\Validator\Rule;
class Length extends Rule
{
const MIN = 'min';
const MAX = 'max';
protected $_min = null;
protected $_max = null;
public function __construct($min = null, $max = null)
{
$this->min($min);
$this->max($max);
}
public function min($min = null)
{
if (func_num_args() > 0) {
$this->_min = $min;
return $this;
}
return $this->_min;
}
public function max($max = null)
{
if (func_num_args() > 0) {
$this->_max = $max;
return $this;
}
return $this->_max;
}
protected function _validate($value)
{
$length = strlen($value);
if (isset($this->_min) && $length < $this->_min) {
$this->error(self::MIN);
}
if (isset($this->_max) && $length > $this->_max) {
$this->error(self::MAX);
}
}
}