Subversion-Projekte lars-tiefland.php_share

<?php

/*

 * This file is part of the symfony package.

 * (c) Fabien Potencier <fabien.potencier@symfony-project.com>

 *

 * For the full copyright and license information, please view the LICENSE

 * file that was distributed with this source code.

 */

/**

 * sfWidgetFormDate represents a date widget.

 *

 * @package    symfony

 * @subpackage widget

 * @author     Fabien Potencier <fabien.potencier@symfony-project.com>

 * @version    SVN: $Id: sfWidgetFormDate.class.php 30762 2010-08-25 12:33:33Z fabien $

 */

class sfWidgetFormDate extends sfWidgetForm

{

  /**

   * Configures the current widget.

   *

   * Available options:

   *

   *  * format:       The date format string (%month%/%day%/%year% by default)

   *  * years:        An array of years for the year select tag (optional)

   *                  Be careful that the keys must be the years, and the values what will be displayed to the user

   *  * months:       An array of months for the month select tag (optional)

   *  * days:         An array of days for the day select tag (optional)

   *  * can_be_empty: Whether the widget accept an empty value (true by default)

   *  * empty_values: An array of values to use for the empty value (empty string for year, month, and day by default)

   *

   * @param array $options     An array of options

   * @param array $attributes  An array of default HTML attributes

   *

   * @see sfWidgetForm

   */

  protected function configure($options = array(), $attributes = array())

  {

    $this->addOption('format', '%month%/%day%/%year%');

    $this->addOption('days', parent::generateTwoCharsRange(1, 31));

    $this->addOption('months', parent::generateTwoCharsRange(1, 12));

    $years = range(date('Y') - 5, date('Y') + 5);

    $this->addOption('years', array_combine($years, $years));

    $this->addOption('can_be_empty', true);

    $this->addOption('empty_values', array('year' => '', 'month' => '', 'day' => ''));

  }

  /**

   * Renders the widget.

   *

   * @param  string $name        The element name

   * @param  string $value       The date displayed in this widget

   * @param  array  $attributes  An array of HTML attributes to be merged with the default HTML attributes

   * @param  array  $errors      An array of errors for the field

   *

   * @return string An HTML tag string

   *

   * @see sfWidgetForm

   */

  public function render($name, $value = null, $attributes = array(), $errors = array())

  {

    // convert value to an array

    $default = array('year' => null, 'month' => null, 'day' => null);

    if (is_array($value))

    {

      $value = array_merge($default, $value);

    }

    else

    {

      $value = (string) $value == (string) (integer) $value ? (integer) $value : strtotime($value);

      if (false === $value)

      {

        $value = $default;

      }

      else

      {

        $value = array('year' => date('Y', $value), 'month' => date('n', $value), 'day' => date('j', $value));

      }

    }

    $date = array();

    $emptyValues = $this->getOption('empty_values');

    $date['%day%'] = $this->renderDayWidget($name.'[day]', $value['day'], array('choices' => $this->getOption('can_be_empty') ? array('' => $emptyValues['day']) + $this->getOption('days') : $this->getOption('days'), 'id_format' => $this->getOption('id_format')), array_merge($this->attributes, $attributes));

    $date['%month%'] = $this->renderMonthWidget($name.'[month]', $value['month'], array('choices' => $this->getOption('can_be_empty') ? array('' => $emptyValues['month']) + $this->getOption('months') : $this->getOption('months'), 'id_format' => $this->getOption('id_format')), array_merge($this->attributes, $attributes));

    $date['%year%'] = $this->renderYearWidget($name.'[year]', $value['year'], array('choices' => $this->getOption('can_be_empty') ? array('' => $emptyValues['year']) + $this->getOption('years') : $this->getOption('years'), 'id_format' => $this->getOption('id_format')), array_merge($this->attributes, $attributes));

    return strtr($this->getOption('format'), $date);

  }

  /**

   * @param string $name

   * @param string $value

   * @param array $options

   * @param array $attributes

   * @return string rendered widget

   */

  protected function renderDayWidget($name, $value, $options, $attributes)

  {

    $widget = new sfWidgetFormSelect($options, $attributes);

    return $widget->render($name, $value);

  }

  /**

   * @param string $name

   * @param string $value

   * @param array $options

   * @param array $attributes

   * @return string rendered widget

   */

  protected function renderMonthWidget($name, $value, $options, $attributes)

  {

    $widget = new sfWidgetFormSelect($options, $attributes);

    return $widget->render($name, $value);

  }

  /**

   * @param string $name

   * @param string $value

   * @param array $options

   * @param array $attributes

   * @return string rendered widget

   */

  protected function renderYearWidget($name, $value, $options, $attributes)

  {

    $widget = new sfWidgetFormSelect($options, $attributes);

    return $widget->render($name, $value);

  }

}