PHP针对ftp文件的操作方法，如果是只操作一个ftp，可以使用里面的单利模式，
不需要每次都去实例化，我的项目中需要去链接很多个ftp服务器；
所以需要多次去连接和关闭；
<?php
/**
* Created by PhpStorm.
* ftp的文件操作类
* User: xiaoxie
* Date: 2018/5/7
* Time: 17:44
**/
namespace App\Tools;
class FtpFile
{
static private $_instance=null;
private $ftp = null;
public $off; // 返回操作状态(成功/失败)
//私有的构造方法
public function __construct($config){
//实例化
$this->ftp = @ftp_connect($config['ftp_ip'],$config['ftp_port']) or die("FTP connection fail");
//登录验证
@ftp_login($this->ftp,$config['ftp_username'],$config['ftp_password']);
//是否开启被动模式
if (isset($config['ftp_pasv']))
{
@ftp_pasv($this->ftp,true);
}
}
/**
* Created by PhpStorm.
* function: getInstance
* Description:公有的静态方法
* User: Xiaoxie
* Email 736214763@qq.com
* @return FtpFile|null
*
*/
static public function getInstance($config){
if(!(self::$_instance instanceof self)){
self::$_instance = new FtpFile($config);
}
return self::$_instance;
}
/**
* Created by PhpStorm.
* function: up_file
* Description:上传文件
* User: Xiaoxie
* Email 736214763@qq.com
* @param $path 本地路径
* @param $newpath 若目标目录不存在则新建
* @param bool $type
*
*/
function up_file($path,$newpath,$type=true)
{
if($type) $this->dir_mkdirs($newpath);
$this->off = @ftp_put($this->ftp,$newpath,$path,FTP_BINARY);
if(!$this->off)
{
return "文件上传失败,请检查权限及路径是否正确！";
}else{
//删除文件
unlink($path);
return true;
}
}
/**
* Created by PhpStorm.
* function: uploadFile
* Description:多文件上传
* User: Xiaoxie
* Email 736214763@qq.com
* @param array $files
* @param bool $type
* @return bool|void
*
*/
public function uploadFile($files=[],$type=true)
{
if (is_array($files))
{
foreach ($files as $key=>$file)
{
if($type)
{
$this->dir_mkdirs($file);
}
$this->off = @ftp_put($this->ftp,$file,$key,FTP_BINARY);
if(!$this->off)
{
logs('ftp.txt',date('Y-m-d H:i:s').$file."文件上传错误");
}else{
//删除文件
unlink($key);
// return true;
}
}
}
if(!$this->off)
{
//logs函数自定义日志
logs('ftp.txt',date('Y-m-d H:i:s').$file."文件上传错误");
return false;
}else{
return true;
}
}
/**
* Created by PhpStorm.
* function: move_file
* Description:移动文件 修改文件名
* User: Xiaoxie
* Email 736214763@qq.com
* @param $path 原路径
* @param $newpath 若目标目录不存在则新建
* @param bool $type
*
*/
function move_file($path,$newpath,$type=true)
{
if($type) $this->dir_mkdirs($newpath);
$this->off = @ftp_rename($this->ftp,$path,$newpath);
if(!$this->off) {
return "文件移动失败,请检查权限及原路径是否正确！";
}else{
return true;
}
}
/**
* Created by PhpStorm.
* function: copy_file
* Description:复制文件
* User: Xiaoxie
* Email 736214763@qq.com
* @param $path原路径
* @param $newpath 新路径
* @param bool $type 若目标目录不存在则新建
*
*/
function copy_file($path,$newpath,$type=true)
{
$downpath = "/var/www/temp.txt";
$this->off = @ftp_get($this->ftp,$downpath,$path,FTP_BINARY);// 下载
if(!$this->off)
{
return "文件复制失败,请检查权限及原路径是否正确！";
}
$this->up_file($downpath,$newpath,$type);
}
/**
* Created by PhpStorm.
* function: del_file
* Description:删除文件
* User: Xiaoxie
* Email 736214763@qq.com
* @param $path
*
*/
function del_file($path)
{
$this->off = @ftp_delete($this->ftp,$path);
if(!$this->off){
return false;
}
}
/**
* Created by PhpStorm.
* function: dir_mkdirs
* Description:生成目录
* User: Xiaoxie
* Email 736214763@qq.com
* @param $path 路径
*
*/
function dir_mkdirs($path)
{
$path_arr = explode('/',$path); // 取目录数组
$file_name = array_pop($path_arr); // 弹出文件名
$path_div = count($path_arr); // 取层数
foreach($path_arr as $val) // 创建目录
{
if(@ftp_chdir($this->ftp,$val) == FALSE)
{
$tmp = @ftp_mkdir($this->ftp,$val);
if($tmp == FALSE)
{
exit;
}
@ftp_chdir($this->ftp,$val);
}
}
for($i=1;$i<=$path_div;$i++) // 回退到根
{
@ftp_cdup($this->ftp);
}
}
/**
* Created by PhpStorm.
* function: close
* Description:关闭链接
* User: Xiaoxie
* Email 736214763@qq.com
*
*/
public function close()
{
@ftp_close($this->ftp);
}
/**
* 关闭链接
*单例模式打开析构方法
*/
public function __destruct()
{
// TODO: Implement __destruct() method.
//@ftp_close($this->ftp);
}
}lavarel中直接调用；
单例模式调用：
FtpFile::getInstance($this->data)->up_file($location_file,$remote_file);
不是单例模式调用；
$ftp = new FtpFile($this->data); $ftp->uploadFile($filearr); $ftp->close();
