[feature/twig] Fixing DEFINE statements

PHPBB3-11598

phpBB/includes/template/twig/node/define.php

@@ -0,0 +1,49 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2013 phpBB Group, sections (c) 2009 Fabien Potencier, Armin Ronacher
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+class phpbb_template_twig_node_define extends Twig_Node
+{
+    public function __construct($capture, Twig_NodeInterface $name, Twig_NodeInterface $value, $lineno, $tag = null)
+    {
+        parent::__construct(array('name' => $name, 'value' => $value), array('capture' => $capture, 'safe' => false), $lineno, $tag);
+    }
+
+    /**
+     * Compiles the node to PHP.
+     *
+     * @param Twig_Compiler A Twig_Compiler instance
+     */
+    public function compile(Twig_Compiler $compiler)
+    {
+        $compiler->addDebugInfo($this);
+
+		if ($this->getAttribute('capture')) {
+			$compiler
+				->write("ob_start();\n")
+				->subcompile($this->getNode('value'))
+			;
+
+			$compiler->raw(" = ('' === \$value = ob_get_clean()) ? '' : new Twig_Markup(\$value, \$this->env->getCharset())");
+		}
+		else
+		{
+			$compiler
+				->write("\$value = '")
+				->raw($this->getNode('value')->getAttribute('value'))
+				->raw("';\n")
+			;
+		}
+
+		$compiler
+			->raw("\$context['definition']->set('")
+			->raw($this->getNode('name')->getAttribute('name'))
+			->raw("', \$value);\n")
+		;
+    }
+}