Verzeichnisstruktur phpBB-3.2.0
- Veröffentlicht
- 06.01.2017
So funktioniert es
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gd.php
001 <?php
002 /**
003 *
004 * This file is part of the phpBB Forum Software package.
005 *
006 * @copyright (c) phpBB Limited <https://www.phpbb.com>
007 * @license GNU General Public License, version 2 (GPL-2.0)
008 *
009 * For full copyright and license information, please see
010 * the docs/CREDITS.txt file.
011 *
012 */
013
014 namespace phpbb\captcha\plugins;
015
016 class gd extends captcha_abstract
017 {
018 var $captcha_vars = array(
019 'captcha_gd_x_grid' => 'CAPTCHA_GD_X_GRID',
020 'captcha_gd_y_grid' => 'CAPTCHA_GD_Y_GRID',
021 'captcha_gd_foreground_noise' => 'CAPTCHA_GD_FOREGROUND_NOISE',
022 // 'captcha_gd' => 'CAPTCHA_GD_PREVIEWED',
023 'captcha_gd_wave' => 'CAPTCHA_GD_WAVE',
024 'captcha_gd_3d_noise' => 'CAPTCHA_GD_3D_NOISE',
025 'captcha_gd_fonts' => 'CAPTCHA_GD_FONTS',
026 );
027
028 public function is_available()
029 {
030 return @extension_loaded('gd');
031 }
032
033 /**
034 * @return string the name of the class used to generate the captcha
035 */
036 function get_generator_class()
037 {
038 return '\\phpbb\\captcha\\gd';
039 }
040
041 /**
042 * API function
043 */
044 function has_config()
045 {
046 return true;
047 }
048
049 public function get_name()
050 {
051 return 'CAPTCHA_GD';
052 }
053
054 function acp_page($id, &$module)
055 {
056 global $user, $template, $phpbb_log, $request;
057 global $config;
058
059 $user->add_lang('acp/board');
060
061 $module->tpl_name = 'captcha_gd_acp';
062 $module->page_title = 'ACP_VC_SETTINGS';
063 $form_key = 'acp_captcha';
064 add_form_key($form_key);
065
066 $submit = $request->variable('submit', '');
067
068 if ($submit && check_form_key($form_key))
069 {
070 $captcha_vars = array_keys($this->captcha_vars);
071 foreach ($captcha_vars as $captcha_var)
072 {
073 $value = $request->variable($captcha_var, 0);
074 if ($value >= 0)
075 {
076 $config->set($captcha_var, $value);
077 }
078 }
079
080 $phpbb_log->add('admin', $user->data['user_id'], $user->ip, 'LOG_CONFIG_VISUAL');
081 trigger_error($user->lang['CONFIG_UPDATED'] . adm_back_link($module->u_action));
082 }
083 else if ($submit)
084 {
085 trigger_error($user->lang['FORM_INVALID'] . adm_back_link($module->u_action));
086 }
087 else
088 {
089 foreach ($this->captcha_vars as $captcha_var => $template_var)
090 {
091 $var = (isset($_REQUEST[$captcha_var])) ? $request->variable($captcha_var, 0) : $config[$captcha_var];
092 $template->assign_var($template_var, $var);
093 }
094
095 $template->assign_vars(array(
096 'CAPTCHA_PREVIEW' => $this->get_demo_template($id),
097 'CAPTCHA_NAME' => $this->get_service_name(),
098 'U_ACTION' => $module->u_action,
099 ));
100 }
101 }
102
103 function execute_demo()
104 {
105 global $config, $request;
106
107 $config_old = $config;
108
109 $config = new \phpbb\config\config(array());
110 foreach ($config_old as $key => $value)
111 {
112 $config->set($key, $value);
113 }
114
115 foreach ($this->captcha_vars as $captcha_var => $template_var)
116 {
117 $config->set($captcha_var, $request->variable($captcha_var, (int) $config[$captcha_var]));
118 }
119 parent::execute_demo();
120 $config = $config_old;
121 }
122
123 }
124