PHP FTP上传类收藏了

1<?php
2//R FTP 处理;
3class ftp {
4var $ftpUrl = '58.218.200.208';
5var $ftpUser = 'car009';
6var $ftpPass = '8258365810';
7var $ftpDir = '/others/';
8var $ftpR = ''; //R ftp资源;
9var $status = '';
10//R 1:成功;2:无法连接ftp;3:用户错误; 
11function ftp() {
12   if ($this->ftpR = ftp_connect($this->ftpUrl, 21)) {
13    if (ftp_login($this->ftpR, $this->ftpUser, $this->ftpPass)) {
14     if (!empty($this->ftpDir)) {
15      ftp_chdir($this->ftpR, $this->ftpDir);
16     }
17     ftp_pasv($this->ftpR, true);//R 启用被动模式;
18     $this->status = 1;
19    } else {
20     $this->status = 3;
21    }
22   } else {
23    $this->status = 2;
24   }
25}
26//R 切换目录;
27function cd($dir) {
28   return ftp_chdir($this->ftpR, $dir);
29}
30//R 返回当前路劲;
31function pwd() {
32   return ftp_pwd($this->ftpR);
33}
34//R 上传文件;
35function put($localFile, $remoteFile = '') {
36   if ($remoteFile == '') {
37    $remoteFile = end(explode('/', $localFile));
38   }
39   $res = ftp_nb_put($this->ftpR, $remoteFile, $localFile, FTP_BINARY);
40   while ($res == FTP_MOREDATA) {
41    $res = ftp_nb_continue($this->ftpR);
42   }
43   if ($res == FTP_FINISHED) {
44    return true;
45   } elseif ($res == FTP_FAILED) {
46    return false;
47   }
48}
49//R 下载文件;
50function get($remoteFile, $localFile = '') {
51   if ($localFile == '') {
52    $localFile = end(explode('/', $remoteFile));
53   }
54   if (ftp_get($this->ftpR, $localFile, $remoteFile, FTP_BINARY)) {
55    $flag = true;
56   } else {
57    $flag = false;
58   }
59   return $flag;
60}
61//R 文件大小;
62function size($file) {
63   return ftp_size($this->ftpR, $file);
64}
65//R 文件是否存在;
66function isFile($file) {
67   if ($this->size($file) >= 0) {
68    return true;
69   } else {
70    return false;
71   }
72}
73//R 文件时间
74function fileTime($file) {
75   return ftp_mdtm($this->ftpR, $file);
76}
77//R 删除文件;
78function unlink($file) {
79   return ftp_delete($this->ftpR, $file);
80}
81function nlist($dir = '/service/resource/') {
82   return ftp_nlist($this->ftpR, $dir);
83}
84//R 关闭连接;
85function bye() {
86   return ftp_close($this->ftpR);
87}
88}
89
90 
91
92?>