258 lines
6.7 KiB
PHP
258 lines
6.7 KiB
PHP
<?php
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/**
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* [Discuz!] (C)2001-2099 Comsenz Inc.
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* This is NOT a freeware, use is subject to license terms
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*
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* $Id: discuz_ftp.php 32473 2013-01-24 07:11:38Z chenmengshu $
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*/
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if(!defined('IN_DISCUZ')) {
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exit('Access Denied');
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}
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if(!defined('FTP_ERR_SERVER_DISABLED')) {
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define('FTP_ERR_SERVER_DISABLED', -100);
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define('FTP_ERR_CONFIG_OFF', -101);
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define('FTP_ERR_CONNECT_TO_SERVER', -102);
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define('FTP_ERR_USER_NO_LOGGIN', -103);
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define('FTP_ERR_CHDIR', -104);
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define('FTP_ERR_MKDIR', -105);
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define('FTP_ERR_SOURCE_READ', -106);
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define('FTP_ERR_TARGET_WRITE', -107);
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}
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class discuz_ftp
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{
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var $enabled = false;
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var $config = array();
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var $func;
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var $connectid;
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var $_error;
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function &instance($config = array()) {
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static $object;
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if(empty($object)) {
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$object = new discuz_ftp($config);
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}
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return $object;
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}
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function __construct($config = array()) {
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$this->set_error(0);
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$this->config = !$config ? getglobal('setting/ftp') : $config;
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$this->enabled = false;
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if(empty($this->config['on']) || empty($this->config['host'])) {
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$this->set_error(FTP_ERR_CONFIG_OFF);
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} else {
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$this->func = $this->config['ssl'] && function_exists('ftp_ssl_connect') ? 'ftp_ssl_connect' : 'ftp_connect';
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if($this->func == 'ftp_connect' && !function_exists('ftp_connect')) {
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$this->set_error(FTP_ERR_SERVER_DISABLED);
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} else {
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$this->config['host'] = discuz_ftp::clear($this->config['host']);
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$this->config['port'] = intval($this->config['port']);
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$this->config['ssl'] = intval($this->config['ssl']);
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$this->config['username'] = discuz_ftp::clear($this->config['username']);
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$this->config['password'] = authcode($this->config['password'], 'DECODE', md5(getglobal('config/security/authkey')));
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$this->config['timeout'] = intval($this->config['timeout']);
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$this->enabled = true;
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}
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}
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}
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function upload($source, $target) {
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if($this->error()) {
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return 0;
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}
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$old_dir = $this->ftp_pwd();
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$dirname = dirname($target);
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$filename = basename($target);
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if(!$this->ftp_chdir($dirname)) {
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if($this->ftp_mkdir($dirname)) {
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$this->ftp_chmod($dirname);
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if(!$this->ftp_chdir($dirname)) {
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$this->set_error(FTP_ERR_CHDIR);
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}
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$this->ftp_put('index.htm', getglobal('setting/attachdir').'/index.htm', FTP_BINARY);
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} else {
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$this->set_error(FTP_ERR_MKDIR);
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}
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}
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$res = 0;
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if(!$this->error()) {
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if($fp = @fopen($source, 'rb')) {
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$res = $this->ftp_fput($filename, $fp, FTP_BINARY);
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@fclose($fp);
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!$res && $this->set_error(FTP_ERR_TARGET_WRITE);
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} else {
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$this->set_error(FTP_ERR_SOURCE_READ);
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}
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}
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$this->ftp_chdir($old_dir);
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return $res ? 1 : 0;
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}
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function connect() {
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if(!$this->enabled || empty($this->config)) {
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return 0;
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} else {
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return $this->ftp_connect(
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$this->config['host'],
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$this->config['username'],
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$this->config['password'],
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$this->config['attachdir'],
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$this->config['port'],
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$this->config['timeout'],
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$this->config['ssl'],
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$this->config['pasv']
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);
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}
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}
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function ftp_connect($ftphost, $username, $password, $ftppath, $ftpport = 21, $timeout = 30, $ftpssl = 0, $ftppasv = 0) {
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$res = 0;
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$fun = $this->func;
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if($this->connectid = $fun($ftphost, $ftpport, 20)) {
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$timeout && $this->set_option(FTP_TIMEOUT_SEC, $timeout);
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if($this->ftp_login($username, $password)) {
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$this->ftp_pasv($ftppasv);
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if($this->ftp_chdir($ftppath)) {
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$res = $this->connectid;
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} else {
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$this->set_error(FTP_ERR_CHDIR);
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}
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} else {
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$this->set_error(FTP_ERR_USER_NO_LOGGIN);
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}
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} else {
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$this->set_error(FTP_ERR_CONNECT_TO_SERVER);
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}
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if($res > 0) {
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$this->set_error();
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$this->enabled = 1;
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} else {
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$this->enabled = 0;
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$this->ftp_close();
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}
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return $res;
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}
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function set_error($code = 0) {
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$this->_error = $code;
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}
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function error() {
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return $this->_error;
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}
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function clear($str) {
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return str_replace(array( "\n", "\r", '..'), '', $str);
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}
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function set_option($cmd, $value) {
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if(function_exists('ftp_set_option')) {
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return @ftp_set_option($this->connectid, $cmd, $value);
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}
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}
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function ftp_mkdir($directory) {
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$directory = discuz_ftp::clear($directory);
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$epath = explode('/', $directory);
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$dir = '';$comma = '';
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foreach($epath as $path) {
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$dir .= $comma.$path;
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$comma = '/';
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$return = @ftp_mkdir($this->connectid, $dir);
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$this->ftp_chmod($dir);
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}
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return $return;
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}
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function ftp_rmdir($directory) {
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$directory = discuz_ftp::clear($directory);
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return @ftp_rmdir($this->connectid, $directory);
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}
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function ftp_put($remote_file, $local_file, $mode = FTP_BINARY) {
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$remote_file = discuz_ftp::clear($remote_file);
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$local_file = discuz_ftp::clear($local_file);
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$mode = intval($mode);
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return @ftp_put($this->connectid, $remote_file, $local_file, $mode);
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}
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function ftp_fput($remote_file, $sourcefp, $mode = FTP_BINARY) {
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$remote_file = discuz_ftp::clear($remote_file);
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$mode = intval($mode);
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return @ftp_fput($this->connectid, $remote_file, $sourcefp, $mode);
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}
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function ftp_size($remote_file) {
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$remote_file = discuz_ftp::clear($remote_file);
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return @ftp_size($this->connectid, $remote_file);
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}
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function ftp_close() {
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return @ftp_close($this->connectid);
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}
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function ftp_delete($path) {
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$path = discuz_ftp::clear($path);
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return @ftp_delete($this->connectid, $path);
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}
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function ftp_get($local_file, $remote_file, $mode, $resumepos = 0) {
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$remote_file = discuz_ftp::clear($remote_file);
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$local_file = discuz_ftp::clear($local_file);
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$mode = intval($mode);
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$resumepos = intval($resumepos);
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return @ftp_get($this->connectid, $local_file, $remote_file, $mode, $resumepos);
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}
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function ftp_login($username, $password) {
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$username = $this->clear($username);
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$password = str_replace(array("\n", "\r"), array('', ''), $password);
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return @ftp_login($this->connectid, $username, $password);
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}
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function ftp_pasv($pasv) {
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return @ftp_pasv($this->connectid, $pasv ? true : false);
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}
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function ftp_chdir($directory) {
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$directory = discuz_ftp::clear($directory);
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return @ftp_chdir($this->connectid, $directory);
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}
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function ftp_site($cmd) {
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$cmd = discuz_ftp::clear($cmd);
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return @ftp_site($this->connectid, $cmd);
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}
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function ftp_chmod($filename, $mod = 0777) {
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$filename = discuz_ftp::clear($filename);
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if(function_exists('ftp_chmod')) {
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return @ftp_chmod($this->connectid, $mod, $filename);
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} else {
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return @ftp_site($this->connectid, 'CHMOD '.$mod.' '.$filename);
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}
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}
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function ftp_pwd() {
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return @ftp_pwd($this->connectid);
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}
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} |