* * 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; /** * Token Parser for the 'transchoice' tag. * * @author Fabien Potencier */ class TransChoiceTokenParser extends TransTokenParser { /** * Parses a token and returns a node. * * @param \Twig_Token $token A Twig_Token instance * * @return \Twig_NodeInterface A Twig_NodeInterface instance * * @throws \Twig_Error_Syntax */ public function parse(\Twig_Token $token) { $lineno = $token->getLine(); $stream = $this->parser->getStream(); $vars = new \Twig_Node_Expression_Array(array(), $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(\Twig_Token::BLOCK_END_TYPE); $body = $this->parser->subparse(array($this, 'decideTransChoiceFork'), true); if (!$body instanceof \Twig_Node_Text && !$body instanceof \Twig_Node_Expression) { throw new \Twig_Error_Syntax('A message inside a transchoice tag must be a simple text.', $body->getLine(), $stream->getFilename()); } $stream->expect(\Twig_Token::BLOCK_END_TYPE); return new TransNode($body, $domain, $count, $vars, $locale, $lineno, $this->getTag()); } public function decideTransChoiceFork($token) { return $token->test(array('endtranschoice')); } /** * Gets the tag name associated with this token parser. * * @return string The tag name */ public function getTag() { return 'transchoice'; } }