Viewing file:  AutoEscapeTokenParser.php (1.54 KB) -rw-r--r--
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<?php
/*
* This file is part of Twig.
*
* (c) Fabien Potencier
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Twig\TokenParser;
use Twig\Error\SyntaxError;
use Twig\Node\AutoEscapeNode;
use Twig\Node\Expression\ConstantExpression;
use Twig\Node\Node;
use Twig\Token;
/**
* Marks a section of a template to be escaped or not.
*
* @internal
*/
final class AutoEscapeTokenParser extends AbstractTokenParser
{
public function parse(Token $token): Node
{
$lineno = $token->getLine();
$stream = $this->parser->getStream();
if ($stream->test(/* Token::BLOCK_END_TYPE */ 3)) {
$value = 'html';
} else {
$expr = $this->parser->getExpressionParser()->parseExpression();
if (!$expr instanceof ConstantExpression) {
throw new SyntaxError('An escaping strategy must be a string or false.', $stream->getCurrent()->getLine(), $stream->getSourceContext());
}
$value = $expr->getAttribute('value');
}
$stream->expect(/* Token::BLOCK_END_TYPE */ 3);
$body = $this->parser->subparse([$this, 'decideBlockEnd'], true);
$stream->expect(/* Token::BLOCK_END_TYPE */ 3);
return new AutoEscapeNode($value, $body, $lineno, $this->getTag());
}
public function decideBlockEnd(Token $token): bool
{
return $token->test('endautoescape');
}
public function getTag(): string
{
return 'autoescape';
}
}
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