<?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\TextNode;
use Twig\Token;
/**
* Token Parser for the 'transchoice' tag.
*
* @author Fabien Potencier <fabien@symfony.com>
*/
class TransChoiceTokenParser extends TransTokenParser
{
/**
* {@inheritdoc}
*/
public function parse(Token $token)
{
$lineno = $token->getLine();
$stream = $this->parser->getStream();
$vars = new ArrayExpression([], $lineno);
$count = $this->parser->getExpressionParser()->parseExpression();
$domain = null;
$locale = null;
if ($stream->test('with')) {
// {% transchoice count with vars %}
$stream->next();
$vars = $this->parser->getExpressionParser()->parseExpression();
}
if ($stream->test('from')) {
// {% transchoice count from "messages" %}
$stream->next();
$domain = $this->parser->getExpressionParser()->parseExpression();
}
if ($stream->test('into')) {
// {% transchoice count into "fr" %}
$stream->next();
$locale = $this->parser->getExpressionParser()->parseExpression();
}
$stream->expect(Token::BLOCK_END_TYPE);
$body = $this->parser->subparse([$this, 'decideTransChoiceFork'], true);
if (!$body instanceof TextNode && !$body instanceof AbstractExpression) {
throw new SyntaxError('A message inside a transchoice 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, $this->getTag());
}
public function decideTransChoiceFork($token)
{
return $token->test(['endtranschoice']);
}
/**
* {@inheritdoc}
*/
public function getTag()
{
return 'transchoice';
}
}