<?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\Form\Element;
use DateInterval;
use Zend\Form\Element;
use Zend\Form\Element\DateTime as DateTimeElement;
use Zend\Validator\DateStep as DateStepValidator;
class Date extends DateTimeElement
{
/**
* Seed attributes
*
* @var array
*/
protected $attributes = array(
'type' => 'date',
);
/**
* Date format to use for DateTime values. By default, this is RFC-3339,
* full-date (Y-m-d), which is what HTML5 dictates.
*
* @var string
*/
protected $format = 'Y-m-d';
/**
* Retrieves a DateStep Validator configured for a Date Input type
*
* @return \Zend\Validator\ValidatorInterface
*/
protected function getStepValidator()
{
$format = $this->getFormat();
$stepValue = (isset($this->attributes['step']))
? $this->attributes['step'] : 1; // Days
$baseValue = (isset($this->attributes['min']))
? $this->attributes['min'] : date($format, 0);
return new DateStepValidator(array(
'format' => $format,
'baseValue' => $baseValue,
'step' => new DateInterval("P{$stepValue}D"),
));
}
}