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msd2/phpBB3/phpbb/template/twig/tokenparser/defineparser.php

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+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @copyright Portions (c) 2009 Fabien Potencier, Armin Ronacher
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\template\twig\tokenparser;
+
+class defineparser extends \Twig_TokenParser
+{
+	/**
+	* 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
+	* @throws \phpbb\template\twig\node\definenode
+	*/
+	public function parse(\Twig_Token $token)
+	{
+		$lineno = $token->getLine();
+		$stream = $this->parser->getStream();
+		$name = $this->parser->getExpressionParser()->parseExpression();
+
+		$capture = false;
+		if ($stream->test(\Twig_Token::OPERATOR_TYPE, '='))
+		{
+			$stream->next();
+			$value = $this->parser->getExpressionParser()->parseExpression();
+
+			if ($value instanceof \Twig_Node_Expression_Name)
+			{
+				// This would happen if someone improperly formed their DEFINE syntax
+				// e.g. <!-- DEFINE $VAR = foo -->
+				throw new \Twig_Error_Syntax('Invalid DEFINE', $token->getLine(), $this->parser->getFilename());
+			}
+
+			$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+		}
+		else
+		{
+			$capture = true;
+
+			$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+
+			$value = $this->parser->subparse(array($this, 'decideBlockEnd'), true);
+			$stream->expect(\Twig_Token::BLOCK_END_TYPE);
+		}
+
+		return new \phpbb\template\twig\node\definenode($capture, $name, $value, $lineno, $this->getTag());
+	}
+
+	public function decideBlockEnd(\Twig_Token $token)
+	{
+		return $token->test('ENDDEFINE');
+	}
+
+	/**
+	* Gets the tag name associated with this token parser.
+	*
+	* @return string The tag name
+	*/
+	public function getTag()
+	{
+		return 'DEFINE';
+	}
+}