php使用ftp远程上传文件类(完美解决主从文件同步问题的方法)

PHP使用ftp实现文件上传代码片段：

rush:PHP;"> /** * 测试服务器 * * @var array */ private $testServer = array( 'host' => 'ip','port' => 21,'user' => 'userName','pwd' => 'password' ); /** * 打开并<a href="https://www.jb51.cc/tag/denglu/" target="_blank" class="keywords">登录</a>服务器 * * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $flag 服务器标识test * @return mixed * 0：服务器连接失败 * 1：服务器<a href="https://www.jb51.cc/tag/denglu/" target="_blank" class="keywords">登录</a>失败 * resource 连接标识 */ public function openServer($flag = 'test'){ //选择服务器 $con<a href="https://www.jb51.cc/tag/fig/" target="_blank" class="keywords">fig</a> = $this->getServerCon<a href="https://www.jb51.cc/tag/fig/" target="_blank" class="keywords">fig</a>($flag); //连接服务器 $connect = ftp_connect($con<a href="https://www.jb51.cc/tag/fig/" target="_blank" class="keywords">fig</a>['host'],$con<a href="https://www.jb51.cc/tag/fig/" target="_blank" class="keywords">fig</a>['port']); if($connect == false) return 0; //<a href="https://www.jb51.cc/tag/denglu/" target="_blank" class="keywords">登录</a>服务器 if(!ftp_login($connect,$con<a href="https://www.jb51.cc/tag/fig/" target="_blank" class="keywords">fig</a>['user'],$con<a href="https://www.jb51.cc/tag/fig/" target="_blank" class="keywords">fig</a>['pwd'])) return 1; //打开被动模式，数据的传送由客户机启动，而不是由服务器开始 ftp_pasv($connect,true); //返回连接标识 return $connect; } /** * 创建目录并将目录定位到当请目录 * * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m resource $connect 连接标识 * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $dirPath <a href="https://www.jb51.cc/tag/mululujing/" target="_blank" class="keywords">目录路径</a> * @return mixed * 2：创建目录失败 * true：创建目录成功 */ public function makeDir($connect,$dirPath){ //处理目录 $dirPath = '/' . trim($dirPath,'/'); $dirPath = explode('/',$dirPath); foreach ($dirPath as $dir){ if($dir == '') $dir = '/'; //判断目录是否存在 if(@ftp_chdir($connect,$dir) == false){ //判断目录是否创建成功 if(@ftp_mkDir($connect,$dir) == false){ return 2; } @ftp_chdir($connect,$dir); } } return true; } /** * <a href="https://www.jb51.cc/tag/guanbi/" target="_blank" class="keywords">关闭</a>服务器 * * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m resource $connect 连接标识 */ public function closeServer($connect){ if(!empty($connect)) ftp_close($connect); } /** * <a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a><a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a> * * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $flag 服务器标识 * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $local <a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a><a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a>的本地路径 * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $remote <a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a><a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a>的远程路径 * @return int * 0：服务器连接失败 * 1：服务器<a href="https://www.jb51.cc/tag/denglu/" target="_blank" class="keywords">登录</a>失败 * 2：创建目录失败 * 3：<a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a><a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a>失败 * 4：<a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a>成功 */ public function upload($flag = 'test',$local,$remote){ //连接并<a href="https://www.jb51.cc/tag/denglu/" target="_blank" class="keywords">登录</a>服务器 $connect = $this->openServer($flag); if(($connect === 0) || ($connect === 1)) return $connect; //<a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a><a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a>目录处理 $mdr = $this->makeDir($connect,dirname($remote)); if($mdr === 2) return 2; //<a href="https://www.jb51.cc/tag/shangchuan/" target="_blank" class="keywords">上传</a><a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a> $result = ftp_put($connect,basename($remote),FTP_BINARY); //<a href="https://www.jb51.cc/tag/guanbi/" target="_blank" class="keywords">关闭</a>服务器 $this->closeServer($connect); //返回结果 return (!$result) ? 3 : 4; } /** * <a href="https://www.jb51.cc/tag/shanchu/" target="_blank" class="keywords">删除</a><a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a> * * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $flag 服务器标识 * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $remote <a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a>的远程路径 * @return int * 0：服务器连接失败 * 1：服务器<a href="https://www.jb51.cc/tag/denglu/" target="_blank" class="keywords">登录</a>失败 * 2：<a href="https://www.jb51.cc/tag/shanchu/" target="_blank" class="keywords">删除</a>失败 * 3：<a href="https://www.jb51.cc/tag/shanchu/" target="_blank" class="keywords">删除</a>成功 */ public function delete($flag = 'test',$remote){ //连接并<a href="https://www.jb51.cc/tag/denglu/" target="_blank" class="keywords">登录</a>服务器 $connect = $this->openServer($flag); if(($connect === 0) || ($connect === 1)) return $connect; //<a href="https://www.jb51.cc/tag/shanchu/" target="_blank" class="keywords">删除</a> $result = ftp_delete($connect,$remote); //<a href="https://www.jb51.cc/tag/guanbi/" target="_blank" class="keywords">关闭</a>服务器 $this->closeServer($connect); //返回结果 return (!$result) ? 2 : 3; } /** * 读取<a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a> * * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $flag 服务器标识 * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $remote <a href="https://www.jb51.cc/tag/wenjian/" target="_blank" class="keywords">文件</a>的远程路径 * @return mixed * 0：服务器连接失败 * 1：服务器<a href="https://www.jb51.cc/tag/denglu/" target="_blank" class="keywords">登录</a>失败 */ public function read($flag,$remote){ //连接并<a href="https://www.jb51.cc/tag/denglu/" target="_blank" class="keywords">登录</a>服务器 $connect = $this->openServer($flag); if(($connect === 0) || ($connect === 1)) return $connect; //读取 $result = ftp_nlist($connect,$remote); //<a href="https://www.jb51.cc/tag/guanbi/" target="_blank" class="keywords">关闭</a>服务器 $this->closeServer($connect); //返回结果 foreach ($result as $key => $value){ if(in_array($value,array('.','..'))) unset($result[$key]); } return array_values($result); } /** * <a href="https://www.jb51.cc/tag/huoqu/" target="_blank" class="keywords">获取</a>ftp服务器配置 * * @p<a href="https://www.jb51.cc/tag/ara/" target="_blank" class="keywords">ara</a>m string $flag 服务器标识test * @return array ftp服务器连接配置 */ private function getServerCon<a href="https://www.jb51.cc/tag/fig/" target="_blank" class="keywords">fig</a>($flag = 'test'){ $flag = strtolower($flag); //测试服务器 if($flag == 'test') return $this->testServer; //<a href="https://www.jb51.cc/tag/mo/" target="_blank" class="keywords">默</a>认返回测试服务器 return $this->testServer; }

}
?>

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