<?php

class Qs_Form_Decorator_Phone extends Zend_Form_Decorator_HtmlTag
{
    public function initRender()
    {
        /** @var $doc Qs_Doc */
        $doc = Zend_Registry::get('doc');

        $doc->addScript('js/lib/form-element-phone.js');

        /** @var Qs_Form_Element_Phone $element */
        $element = $this->getElement();

        $options = ['format' => $element->getFormat()];
        $doc->addInitFunction(
            'Qs_Form_Element_Phone.init',
            [$element->getId(), $options]
        );

        return $this;
    }

    public function render($content)
    {
        return $content;
    }
}