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   1  <?php
   2  
   3  /*
   4   * This file is part of the Symfony package.
   5   *
   6   * (c) Fabien Potencier <fabien@symfony.com>
   7   *
   8   * For the full copyright and license information, please view the LICENSE
   9   * file that was distributed with this source code.
  10   */
  11  
  12  namespace Symfony\Bridge\Twig\TokenParser;
  13  
  14  use Symfony\Bridge\Twig\Node\FormThemeNode;
  15  use Twig\Node\Expression\ArrayExpression;
  16  use Twig\Node\Node;
  17  use Twig\Token;
  18  use Twig\TokenParser\AbstractTokenParser;
  19  
  20  /**
  21   * Token Parser for the 'form_theme' tag.
  22   *
  23   * @author Fabien Potencier <fabien@symfony.com>
  24   */
  25  class FormThemeTokenParser extends AbstractTokenParser
  26  {
  27      /**
  28       * Parses a token and returns a node.
  29       *
  30       * @return Node
  31       */
  32      public function parse(Token $token)
  33      {
  34          $lineno = $token->getLine();
  35          $stream = $this->parser->getStream();
  36  
  37          $form = $this->parser->getExpressionParser()->parseExpression();
  38  
  39          if ($this->parser->getStream()->test(Token::NAME_TYPE, 'with')) {
  40              $this->parser->getStream()->next();
  41              $resources = $this->parser->getExpressionParser()->parseExpression();
  42          } else {
  43              $resources = new ArrayExpression(array(), $stream->getCurrent()->getLine());
  44              do {
  45                  $resources->addElement($this->parser->getExpressionParser()->parseExpression());
  46              } while (!$stream->test(Token::BLOCK_END_TYPE));
  47          }
  48  
  49          $stream->expect(Token::BLOCK_END_TYPE);
  50  
  51          return new FormThemeNode($form, $resources, $lineno, $this->getTag());
  52      }
  53  
  54      /**
  55       * Gets the tag name associated with this token parser.
  56       *
  57       * @return string The tag name
  58       */
  59      public function getTag()
  60      {
  61          return 'form_theme';
  62      }
  63  }