1 files changed, 57 insertions, 0 deletions
diff --git a/phpBB/includes/extension/base.php b/phpBB/includes/extension/base.php
new file mode 100644
index 0000000000..9d076eb6c5
--- /dev/null
+++ b/phpBB/includes/extension/base.php
@@ -0,0 +1,57 @@
+<?php
+/**
+*
+* @package extension
+* @copyright (c) 2011 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+/**
+* A base class for extensions without custom enable/disable/purge code.
+*
+* @package extension
+*/
+class phpbb_extension_base implements phpbb_extension_interface
+{
+	/**
+	* Single enable step that does nothing
+	*
+	* @param mixed $old_state State returned by previous call of this method
+	* @return false Indicates no further steps are required
+	*/
+	public function enable_step($old_state)
+	{
+		return false;
+	}
+
+	/**
+	* Single disable step that does nothing
+	*
+	* @param mixed $old_state State returned by previous call of this method
+	* @return false Indicates no further steps are required
+	*/
+	public function disable_step($old_state)
+	{
+		return false;
+	}
+
+	/**
+	* Single purge step that does nothing
+	*
+	* @param mixed $old_state State returned by previous call of this method
+	* @return false Indicates no further steps are required
+	*/
+	public function purge_step($old_state)
+	{
+		return false;
+	}
+}