Japanese phone number input widget for symfony1.4

sfWidgetFormInputTel.class.php

<?php
/**
 * sfWidgetFormInputTel
 *
 * @auther 77web<[email protected]>
 */
class sfWidgetFormInputTel extends sfWidgetForm
{
  protected $widgets = array();
  
  public function configure()
  {
    $this->addOption('separator', '-');
    
    $this->widgets[0] = new sfWidgetFormInput();
    $this->widgets[1] = new sfWidgetFormInput();
    $this->widgets[2] = new sfWidgetFormInput();
  }
  
  public function render($name, $value = null, $attributes = array(), $errors = array())
  {
    $value = is_array($value) ? $value : explode('-', $value);
    $values = array();
    for($i = 0; $i<=2; $i++)
    {
      $values[$i] = is_array($value) && isset($value[$i]) ? $value[$i] : '';
    }
    $html = '';
    $separator = $this->getOption('separator');
    foreach($this->widgets as $i => $widget)
    {
      if(0 != $i)
      {
        $html .= $separator;
      }
      $html .= $widget->render($name.'['.$i.']', $values[$i], $attributes);
    }
    
    return $html;
  }
}