时间:2021-07-01 10:21:17 帮助过:25人阅读
文件1:ftp.php
- <?php
- /**
- * 仿写CodeIgniter的FTP类
- * FTP基本操作:
- * 1) 登陆; connect
- * 2) 当前目录文件列表; filelist
- * 3) 目录改变; chgdir
- * 4) 重命名/移动; rename
- * 5) 创建文件夹; mkdir
- * 6) 删除; delete_dir/delete_file
- * 7) 上传; upload
- * 8) 下载 download
- *
- * @author quanshuidingdang
- */
- class Ftp {
- private $hostname
- = '';
- private $username
- = '';
- private $password
- = '';
- private $port
- = 21;
- private $passive
- = TRUE;
- private $debug
- = TRUE;
- private $conn_id
- = FALSE;
- /**
- * 构造函数
- *
- * @param array 配置数组 : $config = array('hostname'=>'','username'=>'','password'=>'','port'=>''...);
- */
- public function __construct($config = array()) {
- if(count($config) > 0) {
- $this->_init($config);
- }
- }
- /**
- * FTP连接
- *
- * @access public
- * @param array 配置数组
- * @return boolean
- */
- public function connect($config = array()) {
- if(count($config) > 0) {
- $this->_init($config);
- }
- //判断是否打开了ftp连接
- if(FALSE === ($this->conn_id = @ftp_connect($this->hostname,$this->port))) {
- if($this->debug === TRUE) {
- $this->_error("ftp_unable_to_connect");
- }
- return FALSE;
- }
- //判断是否登录成功
- if( ! $this->_login()) {
- if($this->debug === TRUE) {
- $this->_error("ftp_unable_to_login");
- }
- return FALSE;
- }
- //判断是否开启FTP被动模式
- if($this->passive === TRUE) {
- ftp_pasv($this->conn_id, TRUE);
- }
- return TRUE;
- }
- /**
- * 目录改变
- *
- * @access public
- * @param string 目录标识(ftp)
- * @param boolean
- * @return boolean
- */
- public function chgdir($path = '', $supress_debug = FALSE) {
- if($path == '' OR ! $this->_isconn()) {
- return FALSE;
- }
- $result = @ftp_chdir($this->conn_id, $path);
- if($result === FALSE) {
- if($this->debug === TRUE AND $supress_debug == FALSE) {
- $this->_error("ftp_unable_to_chgdir:dir[".$path."]");
- }
- return FALSE;
- }
- return TRUE;
- }
- /**
- * 目录生成
- *
- * @access public
- * @param string 目录标识(ftp)
- * @param int 文件权限列表
- * @return boolean
- */
- public function mkdir($path = '', $permissions = NULL) {
- if($path == '' OR ! $this->_isconn()) {
- return FALSE;
- }
- $result = @ftp_mkdir($this->conn_id, $path);
- if($result === FALSE) {
- if($this->debug === TRUE) {
- $this->_error("ftp_unable_to_mkdir:dir[".$path."]");
- }
- return FALSE;
- }
- if( ! is_null($permissions)) {
- $this->chmod($path,(int)$permissions);
- }
- return TRUE;
- }
- /**
- * 上传
- *
- * @access public
- * @param string 本地目录标识
- * @param string 远程目录标识(ftp)
- * @param string 上传模式 auto || ascii
- * @param int 上传后的文件权限列表
- * @return boolean
- */
- public function upload($localpath, $remotepath, $mode = 'auto', $permissions = NULL) {
- if( ! $this->_isconn()) {
- return FALSE;
- }
- //判断本地文件是否存在
- if( ! file_exists($localpath)) {
- if($this->debug === TRUE) {
- $this->_error("ftp_no_source_file:".$localpath);
- }
- return FALSE;
- }
- //判断上传模式
- if($mode == 'auto') {
- //获取文件后缀类型
- $ext = $this->_getext($localpath);
- //根据后缀类型决定上传模式是 FTP_ASCII(文本模式) 还是 FTP_BINARY(二进制模式);
- $mode = $this->_settype($ext);
- }
- $mode = ($mode == 'ascii') ? FTP_ASCII : FTP_BINARY;
- //上传
- $result = @ftp_put($this->conn_id, $remotepath, $localpath, $mode);
- //判断上传是否成功
- if($result === FALSE) {
- if($this->debug === TRUE) {
- $this->_error("ftp_unable_to_upload:localpath[".$localpath."]/remotepath[".$remotepath."]");
- }
- return FALSE;
- }
- //判断是否需要改写文件权限
- if( ! is_null($permissions)) {
- $this->chmod($remotepath,(int)$permissions);
- }
- return TRUE;
- }
- /**
- * 下载
- *
- * @access public
- * @param string 远程目录标识(ftp)
- * @param string 本地目录标识
- * @param string 下载模式 auto || ascii
- * @return boolean
- */
- public function download($remotepath, $localpath, $mode = 'auto') {
- if( ! $this->_isconn()) {
- return FALSE;
- }
- if($mode == 'auto') {
- $ext = $this->_getext($remotepath);
- $mode = $this->_settype($ext);
- }
- $mode = ($mode == 'ascii') ? FTP_ASCII : FTP_BINARY;
- $result = @ftp_get($this->conn_id, $localpath, $remotepath, $mode);
- if($result === FALSE) {
- if($this->debug === TRUE) {
- $this->_error("ftp_unable_to_download:localpath[".$localpath."]-remotepath[".$remotepath."]");
- }
- return FALSE;
- }
- return TRUE;
- }
- /**
- * 重命名/移动
- *
- * @access public
- * @param string 远程目录标识(ftp)
- * @param string 新目录标识
- * @param boolean 判断是重命名(FALSE)还是移动(TRUE)
- * @return boolean
- */
- public function rename($oldname, $newname, $move = FALSE) {
- if( ! $this->_isconn()) {
- return FALSE;
- }
- $result = @ftp_rename($this->conn_id, $oldname, $newname);
- if($result === FALSE) {
- if($this->debug === TRUE) {
- $msg = ($move == FALSE) ? "ftp_unable_to_rename" : "ftp_unable_to_move";
- $this->_error($msg);
- }
- return FALSE;
- }
- return TRUE;
- }
- /**
- * 删除文件
- *
- * @access public
- * @param string 文件标识(ftp)
- * @return boolean
- */
- public function delete_file($file) {
- if( ! $this->_isconn()) {
- return FALSE;
- }
- $result = @ftp_delete($this->conn_id, $file);
- if($result === FALSE) {
- if($this->debug === TRUE) {
- $this->_error("ftp_unable_to_delete_file:file[".$file."]");
- }
- return FALSE;
- }
- return TRUE;
- }
- /**
- * 删除文件夹
- *
- * @access public
- * @param string 目录标识(ftp)
- * @return boolean
- */
- public function delete_dir($path) {
- if( ! $this->_isconn()) {
- return FALSE;
- }
- //对目录宏的'/'字符添加反斜杠'\'
- $path = preg_replace("/(.+?)\/*$/", "\\1/", $path);
- //获取目录文件列表
- $filelist = $this->filelist($path);
- if($filelist !== FALSE AND count($filelist) > 0) {
- foreach($filelist as $item) {
- //如果我们无法删除,那么就可能是一个文件夹
- //所以我们递归调用delete_dir()
- if( ! @delete_file($item)) {
- $this->delete_dir($item);
- }
- }
- }
- //删除文件夹(空文件夹)
- $result = @ftp_rmdir($this->conn_id, $path);
- if($result === FALSE) {
- if($this->debug === TRUE) {
- $this->_error("ftp_unable_to_delete_dir:dir[".$path."]");
- }
- return FALSE;
- }
- return TRUE;
- }
- /**
- * 修改文件权限
- *
- * @access public
- * @param string 目录标识(ftp)
- * @return boolean
- */
- public function chmod($path, $perm) {
- if( ! $this->_isconn()) {
- return FALSE;
- }
- //只有在PHP5中才定义了修改权限的函数(ftp)
- if( ! function_exists('ftp_chmod')) {
- if($this->debug === TRUE) {
- $this->_error("ftp_unable_to_chmod(function)");
- }
- return FALSE;
- }
- $result = @ftp_chmod($this->conn_id, $perm, $path);
- if($result === FALSE) {
- if($this->debug === TRUE) {
- $this->_error("ftp_unable_to_chmod:path[".$path."]-chmod[".$perm."]");
- }
- return FALSE;
- }
- return TRUE;
- }
- /**
- * 获取目录文件列表
- *
- * @access public
- * @param string 目录标识(ftp)
- * @return array
- */
- public function filelist($path = '.') {
- if( ! $this->_isconn()) {
- return FALSE;
- }
- return ftp_nlist($this->conn_id, $path);
- }
- /**
- * 关闭FTP
- *
- * @access public
- * @return boolean
- */
- public function close() {
- if( ! $this->_isconn()) {
- return FALSE;
- }
- return @ftp_close($this->conn_id);
- }
- /**
- * FTP成员变量初始化
- *
- * @access private
- * @param array 配置数组
- * @return void
- */
- private function _init($config = array()) {
- foreach($config as $key => $val) {
- if(isset($this->$key)) {
- $this->$key = $val;
- }
- }
- //特殊字符过滤
- $this->hostname = preg_replace('|.+?://|','',$this->hostname);
- }
- /**
- * FTP登陆
- *
- * @access private
- * @return boolean
- */
- private function _login() {
- return @ftp_login($this->conn_id, $this->username, $this->password);
- }
- /**
- * 判断con_id
- *
- * @access private
- * @return boolean
- */
- private function _isconn() {
- if( ! is_resource($this->conn_id)) {
- if($this->debug === TRUE) {
- $this->_error("ftp_no_connection");
- }
- return FALSE;
- }
- return TRUE;
- }
- /**
- * 从文件名中获取后缀扩展
- *
- * @access private
- * @param string 目录标识
- * @return string
- */
- private function _getext($filename) {
- if(FALSE === strpos($filename, '.')) {
- return 'txt';
- }
- $extarr = explode('.', $filename);
- return end($extarr);
- }
- /**
- * 从后缀扩展定义FTP传输模式 ascii 或 binary
- *
- * @access private
- * @param string 后缀扩展
- * @return string
- */
- private function _settype($ext) {
- $text_type = array (
- 'txt',
- 'text',
- 'php',
- 'phps',
- 'php4',
- 'js',
- 'css',
- 'htm',
- 'html',
- 'phtml',
- 'shtml',
- 'log',
- 'xml'
- );
- return (in_array($ext, $text_type)) ? 'ascii' : 'binary';
- }
- /**
- * 错误日志记录
- *
- * @access prvate
- * @return boolean
- */
- private function _error($msg) {
- return @file_put_contents('ftp_err.log', "date[".date("Y-m-d H:i:s")."]-hostname[".$this->hostname."]-username[".$this->username."]-password[".$this->password."]-msg[".$msg."]\n", FILE_APPEND);
- }
- }
- /*End of file ftp.php*/
- /*Location /Apache Group/htdocs/ftp.php*/
文件2:ftp_demo.php
- <?php
- require_once('ftp.php');
- $config = array(
- 'hostname' => '101.64.183.92', //服务器地址
- 'username' => 'ftpadminuser', //FTP登录账号
- 'password' => 'admin_user', //FTP登录密码
- 'port' => 2112 //端口号
- );
- $ftp = new Ftp();
- //连接
- $ftp->connect($config);
- //上传第一个参数是本地文件名,第二个参数是FTP文件名
- $rs=$ftp->upload('jsyh.flv','jsyh.flv');
- if($rs){
- echo 1;
- }
- // $ftp->download('ftp_upload.log','ftp_download.log');
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