<?php

/*

 * This file is part of the Symfony package.

 *

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

 *

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

 * file that was distributed with this source code.

 */

namespace Symfony\Bundle\TwigBundle\TokenParser;

use Symfony\Bundle\TwigBundle\Node\RenderNode;

/**

 *

 *

 * @author Fabien Potencier <fabien@symfony.com>

 */

class RenderTokenParser extends \Twig_TokenParser

{

    /**

     * Parses a token and returns a node.

     *

     * @param \Twig_Token $token A \Twig_Token instance

     *

     * @return \Twig_NodeInterface A \Twig_NodeInterface instance

     */

    public function parse(\Twig_Token $token)

    {

        $expr = $this->parser->getExpressionParser()->parseExpression();

        // attributes

        if ($this->parser->getStream()->test(\Twig_Token::NAME_TYPE, 'with')) {

            $this->parser->getStream()->next();

            $hasAttributes = true;

            $attributes = $this->parser->getExpressionParser()->parseExpression();

        } else {

            $hasAttributes = false;

            $attributes = new \Twig_Node_Expression_Array(array(), $token->getLine());

        }

        // options

        if ($hasAttributes && $this->parser->getStream()->test(\Twig_Token::PUNCTUATION_TYPE, ',')) {

            $this->parser->getStream()->next();

            $options = $this->parser->getExpressionParser()->parseExpression();

        } else {

            $options = new \Twig_Node_Expression_Array(array(), $token->getLine());

        }

        $this->parser->getStream()->expect(\Twig_Token::BLOCK_END_TYPE);

        return new RenderNode($expr, $attributes, $options, $token->getLine(), $this->getTag());

    }

    /**

     * Gets the tag name associated with this token parser.

     *

     * @return string The tag name

     */

    public function getTag()

    {

        return 'render';

    }

}