[论坛社区]FUDforum 2.7.5_fudforum2.rar

<?php /* ¸ÀŽØ¸ŽÀ¹
)ö)ÿüó¥ê * First 20 bytes of linux 2.4.18, so various windows utils think * this is a binary file and don't apply CR/LF logic */ /*************************************************************************** * copyright : (C) 2001-2004 Advanced Internet Designs Inc. * email : [email protected] * $Id: install.php,v 1.154 2006/05/16 02:24:29 hackie Exp $ * * This program is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License as published by the * Free Software Foundation; either version 2 of the License, or * (at your option) any later version. ***************************************************************************/ function fud_ini_get($opt) { return (ini_get($opt) == '1' ? 1 : 0); } if (!fud_ini_get('track_errors')) { ini_set('track_errors', 1); } if (!fud_ini_get('display_errors')) { ini_set('display_errors', 1); } error_reporting(E_ALL); $no_mem_limit = ini_get("memory_limit"); if ($no_mem_limit) { $no_mem_limit = (int) str_replace(array('k', 'm', 'g'), array('000', '000000', '000000000'), strtolower($no_mem_limit)); if ($no_mem_limit < 1 || $no_mem_limit > 50000000) { $no_mem_limit = 0; } } define('max_a_len', filesize(__FILE__)); // needed for offsets ignore_user_abort(true); set_magic_quotes_runtime(0); @set_time_limit(600); $url_test = fud_ini_get('allow_url_fopen'); /* uncomment the line below if the installer stalls after the 1st page */ // $url_test = 0; /* opening a connection to itself should not take more then 5 seconds */ ini_set("default_socket_timeout", 5); /* Determine SafeMode limitations */ define('SAFE_MODE', fud_ini_get('safe_mode')); /* Determine open_basedir limitations */ define('open_basedir', ini_get('open_basedir')); /* determine if magic_guotes_gpc are off */ $magic_guotes_gpc = get_magic_quotes_gpc(); /* mbstring hackery, necessary if function overload is enabled */ if (extension_loaded('mbstring') && ini_get("mbstring.func_overload") > 0) { mb_internal_encoding('ASCII'); } if (!isset($_SERVER['PATH_TRANSLATED'])) { $_SERVER['PATH_TRANSLATED'] = isset($_SERVER['SCRIPT_FILENAME']) ? $_SERVER['SCRIPT_FILENAME'] : realpath(__FILE__); } $module_status = module_check(); if (strncmp(PHP_SAPI, 'apache', 6)) { define('file_perms', 0644); define('dir_perms', 0755); } else { define('file_perms', 0600); define('dir_perms', 0711); } /* we need this for PDO in 5.0+ */ if (version_compare(PHP_VERSION, '5.0.0', '>=')) { function ex_handle($ex) { seterr('DBHOST', $ex->getMessage()); } set_exception_handler('ex_handle'); $GLOBALS['PDO'] = null; function pdo_fetch($res) { return $res->fetch(PDO_FETCH_NUM); } } function module_check() { $status = array(); foreach (array('zlib', 'mysql', 'pdo_mysql', 'pdo_pgsql', 'pdo_sqlite', 'pgsql', 'pcre', 'pspell', 'posix') as $m) { $status[$m] = extension_loaded($m); } return $status; } function initdb($init=0) { switch ($_POST['DBTYPE']) { case 'mysql': if (!($conn = mysql_connect($_POST['DBHOST'], $_POST['DBHOST_USER'], $_POST['DBHOST_PASSWORD']))) { seterr('DBHOST', 'Failed to connect to the MySQL Server, SQL Reason: '.mysql_error()); } define('__FUD_SQL_LNK__', $conn); if (!mysql_select_db($_POST['DBHOST_DBNAME'], __FUD_SQL_LNK__)) { seterr('DBHOST_DBNAME', 'Could not open the database you\'ve specified, SQL Reason: '.mysql_error()); } break; case 'pgsql': $connect_str = ''; $vals = array('DBHOST' => 'host', 'DBHOST_USER' => 'user', 'DBHOST_PASSWORD' => 'password', 'DBHOST_DBNAME' => 'dbname'); foreach ($vals as $k => $v) { if (!empty($_POST[$k])) { $connect_str .= ' '.$v.'='.$_POST[$k]; } } if (!($conn = pg_connect(ltrim($connect_str)))) { seterr('DBHOST', 'Failed to establish database connection to '.$_POST['DBHOST']); } define('__FUD_SQL_LNK__', $conn); break; case 'pdo_mysql': if ($_POST['DBHOST']{0} == ':') { $host = 'unix_socket='.substr($_POST['DBHOST'], 1); } else { $host = 'host='.$_POST['DBHOST']; } $dsn = 'mysql:'.$host.';dbname='.$_POST['DBHOST_DBNAME']; $GLOBALS['PDO'] = new PDO($dsn, $_POST['DBHOST_USER'], $_POST['DBHOST_PASSWORD']); break; case 'pdo_pgsql': $dsn = 'pgsql:'; $vals = array('DBHOST' => 'host', 'DBHOST_USER' => 'user', 'DBHOST_PASSWORD' => 'password', 'DBHOST_DBNAME' => 'dbname'); foreach ($vals as $k => $v) { if (!empty($_POST[$k])) { $dsn .= $v.'='.$_POST[$k].' '; } } $GLOBALS['PDO'] = new PDO($dsn); break; case 'pdo_sqlite': $_POST['DBHOST'] = $_POST['SERVER_DATA_ROOT'].'/forum.db.php'; if ($init) { @unlink($_POST['DBHOST']); } $GLOBALS['PDO'] = new PDO('sqlite:'.$_POST['DBHOST']); break; default: exit("Invalid DB Type."); } } function dbquery($qry, $fetch=0) { if (!defined('__FUD_SQL_LNK__') && !$GLOBALS['PDO']) { return FALSE; } switch ($_POST['DBTYPE']) { case 'mysql': return mysql_query($qry, __FUD_SQL_LNK__); break; case 'pgsql': return pg_query(__FUD_SQL_LNK__, $qry); break; case 'pdo_mysql': case 'pdo_pgsql': case 'pdo_sqlite': if (!$fetch) { return ($GLOBALS['PDO']->exec($qry) !== FALSE); } else { return $GLOBALS['PDO']->query($qry); } break; } } function dberror() { switch ($_POST['DBTYPE']) { case 'mysql': return mysql_error(__FUD_SQL_LNK__); break; case 'pgsql': return pg_last_error(__FUD_SQL_LNK__); break; case 'pdo_mysql': case 'pdo_pgsql': case 'pdo_sqlite': $err = $GLOBALS['PDO']->errorInfo(); return end($err); break; } } function dbperms_check() { $qry = array( 'CREATE TABLE fud_forum_install_test_table (test_val INT)', 'ALTER TABLE fud_forum_install_test_table ADD test_val2 INT', array( 'mysql' => 'LOCK TABLES fud_forum_install_test_table WRITE', 'pgsql' => 'BEGIN WORK; COMMIT WORK' ), 'DROP TABLE fud_forum_install_test_table' ); $err = array( 'FATAL ERROR: your %name% account does not have permissions to create new %name% tables.<br>Enable this functionality and restart the script.', 'FATAL ERROR: your %name% account does not have permissions to run ALTER queries on existing %name% tables<br>Enable this functionality and restart the script.', 'FATAL ERROR: your %name% account does not have permissions to run LOCK queries on existing %name% tables<br>Enable this functionality and restart the script.', 'FATAL ERROR: your %name% account does not have permissions to run DROP TABLE queries on existing %name% tables<br>Enable this functionality and restart the script.' ); switch ($_POST['DBTYPE']) { case 'mysql': case 'pdo_mysql': $acc = 'MySQL'; break; case 'pgsql': case 'pdo_pgsql': $acc = 'PostgreSQL'; break; case 'pdo_sqlite': /* no need to check perms, we've got our own DB */ return; default: exit("Invalid DB Type."); } @dbquery('DROP /*!10000 TABLE IF EXISTS */fud_forum_install_test_table'); foreach ($qry as $k => $v) { if (is_array($v)) { $key = strpos($_POST['DBTYPE'], 'mysql') !== FALSE ? 'mysql' : 'pgsql'; $v = $v[$key]; } if (!dbquery($v)) { seterr('DBHOST', str_replace('%name%', $acc, $err[$k])); } } } function make_into_query($data) { return trim(str_replace('{SQL_TABLE_PREFIX}', $_POST['DBHOST_TBL_PREFIX'], preg_replace('!\s+!', ' ', preg_replace('!\#.*$!s', '', $data)))); } function change_global_settings($list) { $settings = file_get_contents($GLOBALS['INCLUDE'] . 'GLOBALS.php'); foreach ($list as $k => $v) { if (($p = strpos($settings, '$' . $k)) === false) { $pos = strpos($settings, '$ADMIN_EMAIL'); if (is_int($v)) { $settings = substr_replace($settings, "\${$k}\t= {$v};\n\t", $p, 0); } else { $v = addcslashes($v, '\\"$'); $settings = substr_replace($settings, "\${$k}\t= \"{$v}\";\n\t", $p, 0); } } else { $p = strpos($settings, '=', $p) + 1; $e = $p + strrpos(