public function buildForm(FormBuilderInterface $builder, array $options)
{
$config = $this->config;
$builder->add('name', 'name', array('required' => true))->add('kana', 'kana', array('required' => true))->add('company_name', 'text', array('required' => false, 'constraints' => array(new Assert\Length(array('max' => $config['stext_len'])))))->add('zip', 'zip', array('required' => true))->add('address', 'address', array('required' => true))->add('tel', 'tel', array('required' => true))->add('email', 'repeated_email');
}