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55 lines
1.5 KiB
PHP
55 lines
1.5 KiB
PHP
<?php
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/*
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* This file is part of Twig.
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*
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* (c) Fabien Potencier
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace Twig\Node;
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use Twig\Compiler;
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use Twig\Node\Expression\ConstantExpression;
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/**
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* Adds a check for the __toString() method when the variable is an object and the sandbox is activated.
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*
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* When there is a simple Print statement, like {{ article }},
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* and if the sandbox is enabled, we need to check that the __toString()
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* method is allowed if 'article' is an object.
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*
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* Not used anymore, to be deprecated in 2.x and removed in 3.0
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class SandboxedPrintNode extends PrintNode
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{
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public function compile(Compiler $compiler)
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{
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$compiler
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->addDebugInfo($this)
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->write('echo ')
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;
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$expr = $this->getNode('expr');
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if ($expr instanceof ConstantExpression) {
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$compiler
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->subcompile($expr)
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->raw(";\n")
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;
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} else {
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$compiler
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->write('$this->extensions[SandboxExtension::class]->ensureToStringAllowed(')
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->subcompile($expr)
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->raw(', ')
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->repr($expr->getTemplateLine())
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->raw(", \$this->source);\n")
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;
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}
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}
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}
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class_alias('Twig\Node\SandboxedPrintNode', 'Twig_Node_SandboxedPrint');
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