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<?php
/*
* This file is part of Twig.
*
* (c) 2010 Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Represents a debug node.
*
* @package twig
* @subpackage Twig-extensions
* @author Fabien Potencier <fabien.potencier@symfony-project.com>
* @version SVN: $Id$
*/
class Twig_Extensions_Node_Debug extends Twig_Node
{
public function __construct(Twig_Node_Expression $expr = null, $lineno, $tag = null)
{
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);
$compiler
->write("if (\$this->env->isDebug()) {\n")
->indent()
;
if (null === $this->getNode('expr')) {
// remove embedded templates (macros) from the context
$compiler
->write("\$vars = array();\n")
->write("foreach (\$context as \$key => \$value) {\n")
->indent()
->write("if (!\$value instanceof Twig_Template) {\n")
->indent()
->write("\$vars[\$key] = \$value;\n")
->outdent()
->write("}\n")
->outdent()
->write("}\n")
->write("var_dump(\$vars);\n")
;
} else {
$compiler
->write("var_dump(")
->subcompile($this->getNode('expr'))
->raw(");\n")
;
}
$compiler
->outdent()
->write("}\n")
;
}
}
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