4 files changed, 37 insertions, 14 deletions
diff --git a/phpBB/phpbb/template/twig/node/event.php b/phpBB/phpbb/template/twig/node/event.php
index a55e68fb04..1fc85ab4a2 100644
--- a/phpBB/phpbb/template/twig/node/event.php
+++ b/phpBB/phpbb/template/twig/node/event.php
@@ -20,6 +20,12 @@ if (!defined('IN_PHPBB'))
 
 class event extends \Twig_Node
 {
+	/** 
+	 * The subdirectory in which all template listener files must be placed
+	 * @var string
+	 */
+	protected $listener_directory = 'event/';
+
 	/** @var Twig_Environment */
 	protected $environment;
 
@@ -39,7 +45,7 @@ class event extends \Twig_Node
 	{
 		$compiler->addDebugInfo($this);
 
-		$location = $this->getNode('expr')->getAttribute('name');
+		$location = $this->listener_directory . $this->getNode('expr')->getAttribute('name');
 
 		foreach ($this->environment->get_phpbb_extensions() as $ext_namespace => $ext_path)
 		{
diff --git a/phpBB/phpbb/template/twig/node/includeasset.php b/phpBB/phpbb/template/twig/node/includeasset.php
index 3c899b96e8..d632469c9e 100644
--- a/phpBB/phpbb/template/twig/node/includeasset.php
+++ b/phpBB/phpbb/template/twig/node/includeasset.php
@@ -9,7 +9,7 @@
 
 namespace phpbb\template\twig\node;
 
-class includeasset extends \Twig_Node
+abstract class includeasset extends \Twig_Node
 {
 	/** @var Twig_Environment */
 	protected $environment;
@@ -42,10 +42,10 @@ class includeasset extends \Twig_Node
 				->write("\$local_file = \$this->getEnvironment()->get_phpbb_root_path() . \$asset_path;\n")
 				->write("if (!file_exists(\$local_file)) {\n")
 				->indent()
-					->write("\$local_file = \$this->getEnvironment()->getLoader()->getCacheKey(\$asset_path);\n")
+					->write("\$local_file = \$this->getEnvironment()->findTemplate(\$asset_path);\n")
 					->write("\$asset->set_path(\$local_file, true);\n")
 				->outdent()
-				->write("\$asset->add_assets_version({$config['assets_version']});\n")
+				->write("\$asset->add_assets_version('{$config['assets_version']}');\n")
 				->write("\$asset_file = \$asset->get_url();\n")
 				->write("}\n")
 			->outdent()
@@ -59,4 +59,19 @@ class includeasset extends \Twig_Node
 			->raw("\n');\n")
 		;
 	}
+
+	/**
+	* Get the definition name
+	*
+	* @return string (e.g. 'SCRIPTS')
+	*/
+	abstract public function get_definition_name();
+
+	/**
+	* Append the output code for the asset
+	*
+	* @param Twig_Compiler A Twig_Compiler instance
+	* @return null
+	*/
+	abstract protected function append_asset(Twig_Compiler $compiler);
 }
diff --git a/phpBB/phpbb/template/twig/node/includecss.php b/phpBB/phpbb/template/twig/node/includecss.php
index 45ff9107a0..9601cc5155 100644
--- a/phpBB/phpbb/template/twig/node/includecss.php
+++ b/phpBB/phpbb/template/twig/node/includecss.php
@@ -11,17 +11,18 @@ namespace phpbb\template\twig\node;
 
 class includecss extends \phpbb\template\twig\node\includeasset
 {
+	/**
+	* {@inheritdoc}
+	*/
 	public function get_definition_name()
 	{
 		return 'STYLESHEETS';
 	}
 
 	/**
-	 * Compiles the node to PHP.
-	 *
-	 * @param Twig_Compiler A Twig_Compiler instance
-	 */
-	public function append_asset(\Twig_Compiler $compiler)
+	* {@inheritdoc}
+	*/
+	public function append_asset(Twig_Compiler $compiler)
 	{
 		$compiler
 			->raw("<link href=\"' . ")
diff --git a/phpBB/phpbb/template/twig/node/includejs.php b/phpBB/phpbb/template/twig/node/includejs.php
index 7b400d9154..510e221e07 100644
--- a/phpBB/phpbb/template/twig/node/includejs.php
+++ b/phpBB/phpbb/template/twig/node/includejs.php
@@ -11,17 +11,18 @@ namespace phpbb\template\twig\node;
 
 class includejs extends \phpbb\template\twig\node\includeasset
 {
+	/**
+	* {@inheritdoc}
+	*/
 	public function get_definition_name()
 	{
 		return 'SCRIPTS';
 	}
 
 	/**
-	 * Compiles the node to PHP.
-	 *
-	 * @param Twig_Compiler A Twig_Compiler instance
-	 */
-	protected function append_asset(\Twig_Compiler $compiler)
+	* {@inheritdoc}
+	*/
+	protected function append_asset(Twig_Compiler $compiler)
 	{
 		$config = $this->environment->get_phpbb_config();