PHP 简单ftp类

一个简单的ftp操作类

<?php 

class Ftp {

protected $conn;

protected $host;

protected $port;

protected $user;

protected $pass;


public function __construct($host, $user, $pass, $port=21)
{
    $this->host = $host;
    $this->port = $port;
    $this->user = $user;
    $this->pass = $pass;

    $this->conn = $this->connect();
    $this->login();
}


/**
 * 连接ftp服务器
 * @return [type] [description]
 */
protected function connect()
{
    $conn = ftp_connect($this->host, $this->port);
    
    if (!$conn && !$login) {
        $this->getError('连接FTP服务器失败');
    } else {
        return $conn;
    }
}


/**
 * 登录ftp服务器
 * @return [type] [description]
 */
protected function login()
{
    $login = ftp_login($this->conn, $this->user, $this->pass);

    if (!$login) {
        $this->getError('FTP服务器登录失败!');
    }

}

/**
 * 删除服务器上的文件
 * @return 成功返回true,其它返回false
 */
public function deleteFile($path)
{
    if (!empty($path)) {
        $del = ftp_delete($this->conn, $page);
        return $del;
    } else {
        return false;
    }
    
}

/**
 * 上传文件
 * @return 成功返回true,失败返回false
 */
public function upFile($remote_file,$locale_file,$mode = FTP_ASCII)
{
    if (empty($remote_file) || empty($locale_file)) {
        return false;
    }

    $file = ftp_put($this->conn, $remote_file, $locale_file, $mode);

    return $file;
}

/**
 * 创建目录
 * @return 成功返回文件目录名,其它false
 */
public function makeDir($dir_name)
{
    if (!empty($dir_name)) {
        $dir = ftp_mkdir($this->conn,$dir_name);
        return $dir;
    } else {
        return false;
    }
}


/**
 * 删除目录
 * @return 成功返回true,其它false
 */
public function delDir($dir_name)
{
    if (!empty($dir_name)) {
        $dir = ftp_rmdir($this->conn,$dir_name);
        return $dir;
    } else {
        return false;
    }
}


/**
 * 获取文件最后修改时间
 * @param  [type] $file_name [description]
 * @return [type]            [description]
 */
public function getFileLastModifyTime($file_name)
{
    return ftp_mdtm($this->conn, $file_name);
}

/**
 * 获取文件大小
 * @param  [type] $file_name [description]
 * @return [type]            [description]
 */
public function getFileSize($file_name)
{
    return ftp_size($this->conn,$file_name);
}

/**
 * 关闭ftp服务器连接
 * @return [type] [description]
 */
public function close()
{
    return ftp_close($this->conn);
}

/**
 * 重命名文件名
 * @param  [type] $file_name     ftp上的文件名
 * @param  [type] $new_file_name 新的文件名
 * @return [type]                [description]
 */
public function rename($file_name, $new_file_name)
{
    return ftp_rename($this->conn,$file_name, $new_file_name);
}


public function getError($msg)
{
    return $msg;
}


}