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Month.php
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Month.php
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<?php
/**
* Zend Framework (http://framework.zend.com/)
*
* @link http://github.com/zendframework/zf2 for the canonical source repository
* @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @package Zend_Form
*/
namespace Zend\Form\Element;
use Zend\Form\Element;
use Zend\Validator\DateStep as DateStepValidator;
use Zend\Validator\Regex as RegexValidator;
use Zend\Validator\ValidatorInterface;
/**
* @category Zend
* @package Zend_Form
* @subpackage Element
*/
class Month extends DateTime
{
/**
* Seed attributes
*
* @var array
*/
protected $attributes = array(
'type' => 'month',
);
/**
* Retrieves a Date Validator configured for a Month Input type
*
* @return ValidatorInterface
*/
protected function getDateValidator()
{
return new RegexValidator('/^[0-9]{4}\-(0[1-9]|1[012])$/');
}
/**
* Retrieves a DateStep Validator configured for a Month Input type
*
* @return ValidatorInterface
*/
protected function getStepValidator()
{
$stepValue = (isset($this->attributes['step']))
? $this->attributes['step'] : 1; // Months
$baseValue = (isset($this->attributes['min']))
? $this->attributes['min'] : '1970-01';
return new DateStepValidator(array(
'format' => "Y-m",
'baseValue' => $baseValue,
'step' => new \DateInterval("P{$stepValue}M"),
));
}
}