yii2 ftp 的常规操作 上传 下载

<?phpfunction make_directory($ftp_stream, $dir){ ?// if directory already exists or can be immediately created return true ?if (ftp_is_dir($ftp_stream, $dir) || @ftp_mkdir($ftp_stream, $dir)) return true; ?// otherwise recursively try to make the directory ?if (!make_directory($ftp_stream, dirname($dir))) return false; ?// final step to create the directory ?return ftp_mkdir($ftp_stream, $dir);} ?function ftp_is_dir($ftp_stream, $dir){ ?// get current directory ?$original_directory = ftp_pwd($ftp_stream); ?// test if you can change directory to $dir ?// suppress errors in case $dir is not a file or not a directory ?if ( @ftp_chdir( $ftp_stream, $dir ) ) { ???// If it is a directory, then change the directory back to the original directory ???ftp_chdir( $ftp_stream, $original_directory ); ???return true; ?} else { ???return false; ?}}$path = ‘fptfiles‘;//ftp服务器下的目录$putFilePath = ‘D:\ftpfiles\attack.txt‘; // 本地上传的文件路径$conn = ftp_connect("ftpIpAddress") or die("Could not connect");ftp_login($conn,"username","pwd");//利用ftp创建目录make_directory($conn,$path);//利用ftp选择进入目录ftp_chdir($conn,$path);//开始上传 ?上传到了 ftp根目录下 fptfiles/attack.txtif(ftp_put($conn, ‘attack.txt‘, ?$putFilePath , FTP_ASCII)){ ????echo ?‘put success‘;}else{ ???echo ?‘put fail‘;}$getFilePath = ‘D:\ftpfiles\attackget.txt‘;// 本地下载的文件路径//ftp 下载if(ftp_get($conn, $getFilePath, ?‘attack.txt‘, FTP_ASCII)){ ???echo ?‘get success‘;}else{ ???echo ?‘get fail‘;}ftp_close($conn);//注意上传端的ftp权限设置