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<?php |
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|
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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 ElementorDeps\Twig\TokenParser; |
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|
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use ElementorDeps\Twig\Error\SyntaxError; |
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use ElementorDeps\Twig\Node\IncludeNode; |
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use ElementorDeps\Twig\Node\Node; |
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use ElementorDeps\Twig\Node\SandboxNode; |
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use ElementorDeps\Twig\Node\TextNode; |
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use ElementorDeps\Twig\Token; |
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/** |
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* Marks a section of a template as untrusted code that must be evaluated in the sandbox mode. |
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* |
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* {% sandbox %} |
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* {% include 'user.html' %} |
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* {% endsandbox %} |
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* |
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* @see https://twig.symfony.com/doc/api.html#sandbox-extension for details |
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* |
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* @internal |
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*/ |
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final class SandboxTokenParser extends AbstractTokenParser |
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{ |
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public function parse(Token $token) : Node |
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{ |
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$stream = $this->parser->getStream(); |
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$stream->expect( |
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/* Token::BLOCK_END_TYPE */ |
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3 |
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); |
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$body = $this->parser->subparse([$this, 'decideBlockEnd'], \true); |
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$stream->expect( |
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/* Token::BLOCK_END_TYPE */ |
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3 |
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); |
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// in a sandbox tag, only include tags are allowed |
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if (!$body instanceof IncludeNode) { |
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foreach ($body as $node) { |
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if ($node instanceof TextNode && \ctype_space($node->getAttribute('data'))) { |
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continue; |
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} |
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if (!$node instanceof IncludeNode) { |
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throw new SyntaxError('Only "include" tags are allowed within a "sandbox" section.', $node->getTemplateLine(), $stream->getSourceContext()); |
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} |
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} |
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} |
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return new SandboxNode($body, $token->getLine(), $this->getTag()); |
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} |
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public function decideBlockEnd(Token $token) : bool |
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{ |
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return $token->test('endsandbox'); |
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} |
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public function getTag() : string |
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{ |
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return 'sandbox'; |
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} |
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} |
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|
