<?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 overriden by xdebug
$isDumpOutputHtmlSafe = extension_loaded('xdebug') && (false === get_cfg_var('xdebug.overload_var_dump') || get_cfg_var('xdebug.overload_var_dump')) && get_cfg_var('html_errors');
return array(
'dump' => new Twig_Function_Function('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();
}
