<?php

/*

 * This file is part of Twig.

 *

 * (c) 2009 Fabien Potencier

 * (c) 2009 Armin Ronacher

 *

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

 * file that was distributed with this source code.

 */

/**

 * Includes a template.

 *

 * <pre>

 *   {% include 'header.html' %}

 *     Body

 *   {% include 'footer.html' %}

 * </pre>

 */

class Twig_TokenParser_Include 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();

        $variables = null;

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

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

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

        }

        $only = false;

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

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

            $only = true;

        }

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

        return new Twig_Node_Include($expr, $variables, $only, $token->getLine(), $this->getTag());

    }

    /**

     * Gets the tag name associated with this token parser.

     *

     * @param string The tag name

     */

    public function getTag()

    {

        return 'include';

    }

}