Verzeichnisstruktur phpBB-3.0.0
- Veröffentlicht
- 12.12.2007
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common.php
001 <?php
002 /**
003 *
004 * @package phpBB3
005 * @version $Id$
006 * @copyright (c) 2005 phpBB Group
007 * @license http://opensource.org/licenses/gpl-license.php GNU Public License
008 *
009 * Minimum Requirement: PHP 4.3.3
010 */
011
012 /**
013 */
014 if (!defined('IN_PHPBB'))
015 {
016 exit;
017 }
018
019 $starttime = explode(' ', microtime());
020 $starttime = $starttime[1] + $starttime[0];
021
022 // Report all errors, except notices
023 error_reporting(E_ALL ^ E_NOTICE);
024
025 /*
026 * Remove variables created by register_globals from the global scope
027 * Thanks to Matt Kavanagh
028 */
029 function deregister_globals()
030 {
031 $not_unset = array(
032 'GLOBALS' => true,
033 '_GET' => true,
034 '_POST' => true,
035 '_COOKIE' => true,
036 '_REQUEST' => true,
037 '_SERVER' => true,
038 '_SESSION' => true,
039 '_ENV' => true,
040 '_FILES' => true,
041 'phpEx' => true,
042 'phpbb_root_path' => true
043 );
044
045 // Not only will array_merge and array_keys give a warning if
046 // a parameter is not an array, array_merge will actually fail.
047 // So we check if _SESSION has been initialised.
048 if (!isset($_SESSION) || !is_array($_SESSION))
049 {
050 $_SESSION = array();
051 }
052
053 // Merge all into one extremely huge array; unset this later
054 $input = array_merge(
055 array_keys($_GET),
056 array_keys($_POST),
057 array_keys($_COOKIE),
058 array_keys($_SERVER),
059 array_keys($_SESSION),
060 array_keys($_ENV),
061 array_keys($_FILES)
062 );
063
064 foreach ($input as $varname)
065 {
066 if (isset($not_unset[$varname]))
067 {
068 // Hacking attempt. No point in continuing unless it's a COOKIE
069 if ($varname !== 'GLOBALS' || isset($_GET['GLOBALS']) || isset($_POST['GLOBALS']) || isset($_SERVER['GLOBALS']) || isset($_SESSION['GLOBALS']) || isset($_ENV['GLOBALS']) || isset($_FILES['GLOBALS']))
070 {
071 exit;
072 }
073 else
074 {
075 $cookie = &$_COOKIE;
076 while (isset($cookie['GLOBALS']))
077 {
078 foreach ($cookie['GLOBALS'] as $registered_var => $value)
079 {
080 if (!isset($not_unset[$registered_var]))
081 {
082 unset($GLOBALS[$registered_var]);
083 }
084 }
085 $cookie = &$cookie['GLOBALS'];
086 }
087 }
088 }
089
090 unset($GLOBALS[$varname]);
091 }
092
093 unset($input);
094 }
095
096 // If we are on PHP >= 6.0.0 we do not need some code
097 if (version_compare(PHP_VERSION, '6.0.0-dev', '>='))
098 {
099 /**
100 * @ignore
101 */
102 define('STRIP', false);
103 }
104 else
105 {
106 set_magic_quotes_runtime(0);
107
108 // Be paranoid with passed vars
109 if (@ini_get('register_globals') == '1' || strtolower(@ini_get('register_globals')) == 'on' || !function_exists('ini_get'))
110 {
111 deregister_globals();
112 }
113
114 define('STRIP', (get_magic_quotes_gpc()) ? true : false);
115 }
116
117 if (defined('IN_CRON'))
118 {
119 $phpbb_root_path = dirname(__FILE__) . DIRECTORY_SEPARATOR;
120 }
121
122 if (!file_exists($phpbb_root_path . 'config.' . $phpEx))
123 {
124 die("<p>The config.$phpEx file could not be found.</p><p><a href=\"{$phpbb_root_path}install/index.$phpEx\">Click here to install phpBB</a></p>");
125 }
126
127 require($phpbb_root_path . 'config.' . $phpEx);
128
129 if (!defined('PHPBB_INSTALLED'))
130 {
131 // Redirect the user to the installer
132 // We have to generate a full HTTP/1.1 header here since we can't guarantee to have any of the information
133 // available as used by the redirect function
134 $server_name = (!empty($_SERVER['SERVER_NAME'])) ? $_SERVER['SERVER_NAME'] : getenv('SERVER_NAME');
135 $server_port = (!empty($_SERVER['SERVER_PORT'])) ? (int) $_SERVER['SERVER_PORT'] : (int) getenv('SERVER_PORT');
136 $secure = (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] == 'on') ? 1 : 0;
137
138 $script_name = (!empty($_SERVER['PHP_SELF'])) ? $_SERVER['PHP_SELF'] : getenv('PHP_SELF');
139 if (!$script_name)
140 {
141 $script_name = (!empty($_SERVER['REQUEST_URI'])) ? $_SERVER['REQUEST_URI'] : getenv('REQUEST_URI');
142 }
143
144 // Replace any number of consecutive backslashes and/or slashes with a single slash
145 // (could happen on some proxy setups and/or Windows servers)
146 $script_path = trim(dirname($script_name)) . '/install/index.' . $phpEx;
147 $script_path = preg_replace('#[\\\\/]{2,}#', '/', $script_path);
148
149 $url = (($secure) ? 'https://' : 'http://') . $server_name;
150
151 if ($server_port && (($secure && $server_port <> 443) || (!$secure && $server_port <> 80)))
152 {
153 $url .= ':' . $server_port;
154 }
155
156 $url .= $script_path;
157 header('Location: ' . $url);
158 exit;
159 }
160
161 if (defined('DEBUG_EXTRA'))
162 {
163 $base_memory_usage = 0;
164 if (function_exists('memory_get_usage'))
165 {
166 $base_memory_usage = memory_get_usage();
167 }
168 }
169
170 // Load Extensions
171 if (!empty($load_extensions))
172 {
173 $load_extensions = explode(',', $load_extensions);
174
175 foreach ($load_extensions as $extension)
176 {
177 @dl(trim($extension));
178 }
179 }
180
181 // Include files
182 require($phpbb_root_path . 'includes/acm/acm_' . $acm_type . '.' . $phpEx);
183 require($phpbb_root_path . 'includes/cache.' . $phpEx);
184 require($phpbb_root_path . 'includes/template.' . $phpEx);
185 require($phpbb_root_path . 'includes/session.' . $phpEx);
186 require($phpbb_root_path . 'includes/auth.' . $phpEx);
187
188 require($phpbb_root_path . 'includes/functions.' . $phpEx);
189 require($phpbb_root_path . 'includes/functions_content.' . $phpEx);
190
191 require($phpbb_root_path . 'includes/constants.' . $phpEx);
192 require($phpbb_root_path . 'includes/db/' . $dbms . '.' . $phpEx);
193 require($phpbb_root_path . 'includes/utf/utf_tools.' . $phpEx);
194
195 // Set PHP error handler to ours
196 set_error_handler(defined('PHPBB_MSG_HANDLER') ? PHPBB_MSG_HANDLER : 'msg_handler');
197
198 // Instantiate some basic classes
199 $user = new user();
200 $auth = new auth();
201 $template = new template();
202 $cache = new cache();
203 $db = new $sql_db();
204
205 // Connect to DB
206 $db->sql_connect($dbhost, $dbuser, $dbpasswd, $dbname, $dbport, false, defined('PHPBB_DB_NEW_LINK') ? PHPBB_DB_NEW_LINK : false);
207
208 // We do not need this any longer, unset for safety purposes
209 unset($dbpasswd);
210
211 // Grab global variables, re-cache if necessary
212 $config = $cache->obtain_config();
213
214 // Add own hook handler
215 require($phpbb_root_path . 'includes/hooks/index.' . $phpEx);
216 $phpbb_hook = new phpbb_hook(array('exit_handler', 'phpbb_user_session_handler', 'append_sid', array('template', 'display')));
217
218 foreach ($cache->obtain_hooks() as $hook)
219 {
220 @include($phpbb_root_path . 'includes/hooks/' . $hook . '.' . $phpEx);
221 }
222
223 ?>