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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Bridge\Twig\TokenParser;
- use Symfony\Bridge\Twig\Node\TransNode;
- use Twig\Error\SyntaxError;
- use Twig\Node\Expression\AbstractExpression;
- use Twig\Node\Expression\ArrayExpression;
- use Twig\Node\Node;
- use Twig\Node\TextNode;
- use Twig\Token;
- use Twig\TokenParser\AbstractTokenParser;
- /**
- * Token Parser for the 'trans' tag.
- *
- * @author Fabien Potencier <fabien@symfony.com>
- */
- final class TransTokenParser extends AbstractTokenParser
- {
- /**
- * {@inheritdoc}
- */
- public function parse(Token $token): Node
- {
- $lineno = $token->getLine();
- $stream = $this->parser->getStream();
- $count = null;
- $vars = new ArrayExpression([], $lineno);
- $domain = null;
- $locale = null;
- if (!$stream->test(Token::BLOCK_END_TYPE)) {
- if ($stream->test('count')) {
- // {% trans count 5 %}
- $stream->next();
- $count = $this->parser->getExpressionParser()->parseExpression();
- }
- if ($stream->test('with')) {
- // {% trans with vars %}
- $stream->next();
- $vars = $this->parser->getExpressionParser()->parseExpression();
- }
- if ($stream->test('from')) {
- // {% trans from "messages" %}
- $stream->next();
- $domain = $this->parser->getExpressionParser()->parseExpression();
- }
- if ($stream->test('into')) {
- // {% trans into "fr" %}
- $stream->next();
- $locale = $this->parser->getExpressionParser()->parseExpression();
- } elseif (!$stream->test(Token::BLOCK_END_TYPE)) {
- throw new SyntaxError('Unexpected token. Twig was looking for the "with", "from", or "into" keyword.', $stream->getCurrent()->getLine(), $stream->getSourceContext());
- }
- }
- // {% trans %}message{% endtrans %}
- $stream->expect(Token::BLOCK_END_TYPE);
- $body = $this->parser->subparse([$this, 'decideTransFork'], true);
- if (!$body instanceof TextNode && !$body instanceof AbstractExpression) {
- throw new SyntaxError('A message inside a trans tag must be a simple text.', $body->getTemplateLine(), $stream->getSourceContext());
- }
- $stream->expect(Token::BLOCK_END_TYPE);
- return new TransNode($body, $domain, $count, $vars, $locale, $lineno, $this->getTag());
- }
- public function decideTransFork(Token $token): bool
- {
- return $token->test(['endtrans']);
- }
- /**
- * {@inheritdoc}
- */
- public function getTag(): string
- {
- return 'trans';
- }
- }
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