interface/modules/zend_modules/library/Zend/Form/View/Helper/FormDateSelect.php

   1 <?php
   2 /**
   3  * Zend Framework (http://framework.zend.com/)
   4  *
   5  * @link      http://github.com/zendframework/zf2 for the canonical source repository
   6  * @copyright Copyright (c) 2005-2013 Zend Technologies USA Inc. (http://www.zend.com)
   7  * @license   http://framework.zend.com/license/new-bsd New BSD License
   8  */
   9
  10 namespace Zend\Form\View\Helper;
  11
  12 use DateTime;
  13 use IntlDateFormatter;
  14 use Zend\Form\ElementInterface;
  15 use Zend\Form\Element\DateSelect as DateSelectElement;
  16 use Zend\Form\Exception;
  17 use Zend\Form\View\Helper\FormMonthSelect as FormMonthSelectHelper;
  18
  19 class FormDateSelect extends FormMonthSelectHelper
  20 {
  21     /**
  22      * Render a date element that is composed of three selects
  23      *
  24      * @param  ElementInterface $element
  25      * @throws \Zend\Form\Exception\InvalidArgumentException
  26      * @throws \Zend\Form\Exception\DomainException
  27      * @return string
  28      */
  29     public function render(ElementInterface $element)
  30     {
  31         if (!$element instanceof DateSelectElement) {
  32             throw new Exception\InvalidArgumentException(sprintf(
  33                 '%s requires that the element is of type Zend\Form\Element\DateSelect',
  34                 __METHOD__
  35             ));
  36         }
  37
  38         $name = $element->getName();
  39         if ($name === null || $name === '') {
  40             throw new Exception\DomainException(sprintf(
  41                 '%s requires that the element has an assigned name; none discovered',
  42                 __METHOD__
  43             ));
  44         }
  45
  46         $selectHelper = $this->getSelectElementHelper();
  47         $pattern      = $this->parsePattern($element->shouldRenderDelimiters());
  48
  49         $daysOptions   = $this->getDaysOptions($pattern['day']);
  50         $monthsOptions = $this->getMonthsOptions($pattern['month']);
  51         $yearOptions   = $this->getYearsOptions($element->getMinYear(), $element->getMaxYear());
  52
  53         $dayElement   = $element->getDayElement()->setValueOptions($daysOptions);
  54         $monthElement = $element->getMonthElement()->setValueOptions($monthsOptions);
  55         $yearElement  = $element->getYearElement()->setValueOptions($yearOptions);
  56
  57         if ($element->shouldCreateEmptyOption()) {
  58             $dayElement->setEmptyOption('');
  59             $yearElement->setEmptyOption('');
  60             $monthElement->setEmptyOption('');
  61         }
  62
  63         $data = array();
  64         $data[$pattern['day']]   = $selectHelper->render($dayElement);
  65         $data[$pattern['month']] = $selectHelper->render($monthElement);
  66         $data[$pattern['year']]  = $selectHelper->render($yearElement);
  67
  68         $markup = '';
  69         foreach ($pattern as $key => $value) {
  70             // Delimiter
  71             if (is_numeric($key)) {
  72                 $markup .= $value;
  73             } else {
  74                 $markup .= $data[$value];
  75             }
  76         }
  77
  78         return $markup;
  79     }
  80
  81     /**
  82      * Create a key => value options for days
  83      *
  84      * @param  string $pattern Pattern to use for days
  85      * @return array
  86      */
  87     protected function getDaysOptions($pattern)
  88     {
  89         $keyFormatter   = new IntlDateFormatter($this->getLocale(), null, null, null, null, 'dd');
  90         $valueFormatter = new IntlDateFormatter($this->getLocale(), null, null, null, null, $pattern);
  91         $date           = new DateTime('1970-01-01');
  92
  93         $result = array();
  94         for ($day = 1; $day <= 31; $day++) {
  95             $key   = $keyFormatter->format($date->getTimestamp());
  96             $value = $valueFormatter->format($date->getTimestamp());
  97             $result[$key] = $value;
  98
  99             $date->modify('+1 day');
 100         }
 101
 102         return $result;
 103     }
 104 }