<?php /* * This file is part of Twig. * * (c) 2011 Fabien Potencier * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ class Twig_Extension_Debug extends Twig_Extension { /** * Returns a list of global functions to add to the existing list. * * @return array An array of global functions */ public function getFunctions() { // dump is safe if var_dump is overridden by xdebug $isDumpOutputHtmlSafe = extension_loaded('xdebug') // false means that it was not set (and the default is on) or it explicitly enabled && (false === ini_get('xdebug.overload_var_dump') || ini_get('xdebug.overload_var_dump')) // false means that it was not set (and the default is on) or it explicitly enabled // xdebug.overload_var_dump produces HTML only when html_errors is also enabled && (false === ini_get('html_errors') || ini_get('html_errors')) || 'cli' === php_sapi_name() ; return array( new Twig_SimpleFunction('dump', 'twig_var_dump', array('is_safe' => $isDumpOutputHtmlSafe ? array('html') : array(), 'needs_context' => true, 'needs_environment' => true)), ); } /** * Returns the name of the extension. * * @return string The extension name */ public function getName() { return 'debug'; } } function twig_var_dump(Twig_Environment $env, $context) { if (!$env->isDebug()) { return; } ob_start(); $count = func_num_args(); if (2 === $count) { $vars = array(); foreach ($context as $key => $value) { if (!$value instanceof Twig_Template) { $vars[$key] = $value; } } var_dump($vars); } else { for ($i = 2; $i < $count; $i++) { var_dump(func_get_arg($i)); } } return ob_get_clean(); }