59 lines
1.5 KiB
PHP
59 lines
1.5 KiB
PHP
|
<?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';
|
||
|
|
}
|
||
|
|
}
|