<?php
/**
*
* @package phpBB3
* @copyright (c) 2013 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/

class phpbb_template_twig_node_include extends Twig_Node_Include
{
    /**
     * Compiles the node to PHP.
     *
     * @param Twig_Compiler A Twig_Compiler instance
     */
    public function compile(Twig_Compiler $compiler)
    {
        $compiler->addDebugInfo($this);

    	$location = $this->getNode('expr')->getAttribute('value');
    	$namespace = false;

    	if (strpos($location, '@') === 0)
    	{
    		$namespace = substr($location, 1, strpos($location, '/') - 1);

    		$compiler
    			->write("\$previous_look_up_order = \$this->env->getNamespaceLookUpOrder();\n")

    			// We set the namespace lookup order to be this namespace first, then the main path
    			->write("\$this->env->setNamespaceLookUpOrder(array('" . $namespace . "', '__main__'));\n")
    		;
		}

        parent::compile($compiler);

    	if ($namespace)
    	{
    		$compiler
    			->write("\$this->env->setNamespaceLookUpOrder(\$previous_look_up_order);\n")
    		;
		}
    }
}