1 files changed, 181 insertions, 0 deletions
diff --git a/phpBB/includes/template/twig/environment.php b/phpBB/includes/template/twig/environment.php
new file mode 100644
index 0000000000..d20da965c3
--- /dev/null
+++ b/phpBB/includes/template/twig/environment.php
@@ -0,0 +1,181 @@
+<?php
+/**
+*
+* @package phpBB3
+* @copyright (c) 2013 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+class phpbb_template_twig_environment extends Twig_Environment
+{
+	/** @var array */
+	protected $phpbb_extensions;
+
+	/** @var phpbb_config */
+	protected $phpbb_config;
+
+	/** @var string */
+	protected $phpbb_root_path;
+
+	/** @var array **/
+	protected $namespaceLookUpOrder = array('__main__');
+
+    public function __construct($phpbb_config, $phpbb_extensions, $phpbb_root_path, Twig_LoaderInterface $loader = null, $options = array())
+	{
+		$this->phpbb_config = $phpbb_config;
+		$this->phpbb_extensions = $phpbb_extensions;
+		$this->phpbb_root_path = $phpbb_root_path;
+
+		return parent::__construct($loader, $options);
+	}
+
+    /**
+     * Gets the cache filename for a given template.
+     *
+     * @param string $name The template name
+     *
+     * @return string The cache file name
+     */
+    public function ignoregetCacheFilename($name)
+    {
+        if (false === $this->cache) {
+            return false;
+        }
+// @todo
+		$file_path = $this->getLoader()->getCacheKey($name);
+		foreach ($this->getLoader()->getNamespaces() as $namespace)
+		{
+			foreach ($this->getLoader()->getPaths($namespace) as $path)
+			{
+				if (strpos($file_path, $path) === 0)
+				{
+					//return $this->getCache() . '/' . preg_replace('#[^a-zA-Z0-9_/]#', '_', $namespace . '/' . $name) . '.php';
+				}
+			}
+		}
+
+		// We probably should never get here under normal circumstances
+    	return $this->getCache() . '/' . preg_replace('#[^a-zA-Z0-9_/]#', '_', $name) . '.php';
+    	return $this->getCache() . '/' . preg_replace('#[^a-zA-Z0-9_/]#', '_', $name) . '_' . md5($this->getLoader()->getCacheKey($name)) . '.php';
+    }
+
+	/**
+	* Get the list of enabled phpBB extensions
+	*
+	* @return array
+	*/
+	public function get_phpbb_extensions()
+	{
+		return $this->phpbb_extensions;
+	}
+
+	/**
+	* Get phpBB config
+	*
+	* @return phpbb_config
+	*/
+	public function get_phpbb_config()
+	{
+		return $this->phpbb_config;
+	}
+
+	/**
+	* Get the phpBB root path
+	*
+	* @return string
+	*/
+	public function get_phpbb_root_path()
+	{
+		return $this->phpbb_root_path;
+	}
+
+	/**
+	* Get the namespace look up order
+	*
+	* @return array
+	*/
+	public function getNamespaceLookUpOrder()
+	{
+		return $this->namespaceLookUpOrder;
+	}
+
+	/**
+	* Set the namespace look up order to load templates from
+	*
+	* @param array $namespace
+    * @return Twig_Environment
+	*/
+	public function setNamespaceLookUpOrder($namespace)
+	{
+		$this->namespaceLookUpOrder = $namespace;
+
+		return $this;
+	}
+
+    /**
+     * Loads a template by name.
+     *
+     * @param string  $name  The template name
+     * @param integer $index The index if it is an embedded template
+     *
+     * @return Twig_TemplateInterface A template instance representing the given template name
+     */
+    public function loadTemplate($name, $index = null)
+    {
+    	if (strpos($name, '@') === false)
+    	{
+    		foreach ($this->namespaceLookUpOrder as $namespace)
+    		{
+        		try
+    			{
+    				if ($namespace === '__main__')
+    				{
+    					return parent::loadTemplate($name, $index);
+					}
+
+    				return parent::loadTemplate('@' . $namespace . '/' . $name, $index);
+				}
+				catch (Twig_Error_Loader $e)
+				{
+				}
+			}
+
+			// We were unable to load any templates
+			throw $e;
+		}
+		else
+		{
+    		return parent::loadTemplate($name, $index);
+		}
+    }
+
+	/**
+	* recursive helper to set variables into $context so that Twig can properly fetch them for display
+	*
+	* @param array $data Data to set at the end of the chain
+	* @param array $blocks Array of blocks to loop into still
+	* @param mixed $current_location Current location in $context (recursive!)
+	*/
+	public function context_recursive_loop_builder($data, $blocks, &$current_location)
+	{
+		$block = array_shift($blocks);
+
+		if (empty($blocks))
+		{
+			$current_location[$block] = $data;
+		}
+		else
+		{
+			$this->context_recursive_loop_builder($data, $blocks, $current_location[$block]);
+		}
+	}
+}