[ticket/11854] Move captcha stuff to phpbb/ and use DI for plugins

PHPBB3-11854

phpBB/phpbb/captcha/plugins/gd_wave.php

@@ -0,0 +1,50 @@
+<?php
+/**
+*
+* This file is part of the phpBB Forum Software package.
+*
+* @copyright (c) phpBB Limited <https://www.phpbb.com>
+* @license GNU General Public License, version 2 (GPL-2.0)
+*
+* For full copyright and license information, please see
+* the docs/CREDITS.txt file.
+*
+*/
+
+namespace phpbb\captcha\plugins;
+
+class gd_wave extends captcha_abstract
+{
+	public function is_available()
+	{
+		return @extension_loaded('gd');
+	}
+
+	public function get_name()
+	{
+		return 'CAPTCHA_GD_3D';
+	}
+
+	/**
+	* @return string the name of the service corresponding to the plugin
+	*/
+	function get_service_name()
+	{
+		return 'core.captcha.plugins.gd_wave';
+	}
+
+	/**
+	* @return string the name of the class used to generate the captcha
+	*/
+	function get_generator_class()
+	{
+		return '\\phpbb\\captcha\\gd_wave';
+	}
+
+	function acp_page($id, &$module)
+	{
+		global $config, $db, $template, $user;
+
+		trigger_error($user->lang['CAPTCHA_NO_OPTIONS'] . adm_back_link($module->u_action));
+	}
+}