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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
namespace phpbb\template\twig\node;
class event extends \Twig_Node
{
    /**
    * The subdirectory in which all template listener files must be placed
    * @var string
    */
    protected $listener_directory = 'event/';
    /** @var \Twig_Environment */
    protected $environment;
    public function __construct(\Twig_Node_Expression $expr, \phpbb\template\twig\environment $environment, $lineno, $tag = null)
    {
        $this->environment = $environment;
        parent::__construct(array('expr' => $expr), array(), $lineno, $tag);
    }
    /**
    * Compiles the node to PHP.
    *
    * @param \Twig_Compiler A Twig_Compiler instance
    */
    public function compile(\Twig_Compiler $compiler)
    {
        $compiler->addDebugInfo($this);
        $location = $this->listener_directory . $this->getNode('expr')->getAttribute('name');
        foreach ($this->environment->get_phpbb_extensions() as $ext_namespace => $ext_path)
        {
            $ext_namespace = str_replace('/', '_', $ext_namespace);
            if ($this->environment->isDebug())
            {
                // If debug mode is enabled, lets check for new/removed EVENT
                //  templates on page load rather than at compile. This is
                //  slower, but makes developing extensions easier (no need to
                //  purge the cache when a new event template file is added)
                $compiler
                    ->write("if (\$this->env->getLoader()->exists('@{$ext_namespace}/{$location}.html')) {\n")
                    ->indent()
                ;
            }
            if ($this->environment->isDebug() || $this->environment->getLoader()->exists('@' . $ext_namespace . '/' . $location . '.html'))
            {
                $compiler
                    ->write("\$previous_look_up_order = \$this->env->getNamespaceLookUpOrder();\n")
                    // We set the namespace lookup order to be this extension first, then the main path
                    ->write("\$this->env->setNamespaceLookUpOrder(array('{$ext_namespace}', '__main__'));\n")
                    ->write("\$this->env->loadTemplate('@{$ext_namespace}/{$location}.html')->display(\$context);\n")
                    ->write("\$this->env->setNamespaceLookUpOrder(\$previous_look_up_order);\n")
                ;
            }
            if ($this->environment->isDebug())
            {
                $compiler
                    ->outdent()
                    ->write("}\n\n")
                ;
            }
        }
    }
}