1 files changed, 100 insertions, 0 deletions
diff --git a/phpBB/includes/captcha/captcha_factory.php b/phpBB/includes/captcha/captcha_factory.php
new file mode 100644
index 0000000000..73406a954f
--- /dev/null
+++ b/phpBB/includes/captcha/captcha_factory.php
@@ -0,0 +1,100 @@
+<?php
+/**
+*
+* @package VC
+* @version $Id$
+* @copyright (c) 2008 phpBB Group
+* @license http://opensource.org/licenses/gpl-license.php GNU Public License
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+	exit;
+}
+
+/**
+* A small class for 3.0.x (no autoloader in 3.0.x)
+*
+* @package VC
+*/
+class phpbb_captcha_factory
+{
+	/**
+	* return an instance of class $name in file $name_plugin.php
+	*/
+	function &get_instance($name)
+	{
+		global $phpbb_root_path, $phpEx;
+
+		$name = basename($name);
+		if (!class_exists($name))
+		{
+			include($phpbb_root_path . "includes/captcha/plugins/{$name}_plugin." . $phpEx);
+		}
+		$instance =& call_user_func(array($name, 'get_instance'));
+		return $instance;
+	}
+
+	/**
+	* Call the garbage collector
+	*/
+	function garbage_collect($name)
+	{
+		global $phpbb_root_path, $phpEx;
+
+		$name = basename($name);
+		if (!class_exists($name))
+		{
+			include($phpbb_root_path . "includes/captcha/plugins/{$name}_plugin." . $phpEx);
+		}
+		call_user_func(array($name, 'garbage_collect'), 0);
+	}
+
+	/**
+	* return a list of all discovered CAPTCHA plugins
+	*/
+	function get_captcha_types()
+	{
+		global $phpbb_root_path, $phpEx;
+
+		$captchas = array(
+			'available'		=> array(),
+			'unavailable'	=> array(),
+		);
+
+		$dp = @opendir($phpbb_root_path . 'includes/captcha/plugins');
+
+		if ($dp)
+		{
+			while (($file = readdir($dp)) !== false)
+			{
+				if ((preg_match('#_plugin\.' . $phpEx . '$#', $file)))
+				{
+					$name = preg_replace('#^(.*?)_plugin\.' . $phpEx . '$#', '\1', $file);
+					if (!class_exists($name))
+					{
+						include($phpbb_root_path . "includes/captcha/plugins/$file");
+					}
+
+					if (call_user_func(array($name, 'is_available')))
+					{
+						$captchas['available'][$name] = call_user_func(array($name, 'get_name'));
+					}
+					else
+					{
+						$captchas['unavailable'][$name] = call_user_func(array($name, 'get_name'));
+					}
+				}
+			}
+			closedir($dp);
+		}
+
+		return $captchas;
+	}
+}
+
+?>
+\ No newline at end of file