una/inc/classes/BxDolFtp.php

<?php
/**
 * @package     Dolphin Core
 * @copyright   Copyright (c) BoonEx Pty Limited - http://www.boonex.com/
 * @license     CC-BY - http://creativecommons.org/licenses/by/3.0/
 */
defined('BX_DOL') or die('hack attempt');

bx_import('BxDolFile');

class BxDolFtp extends BxDolFile {
    var $_sHost;
    var $_sLogin;
    var $_sPassword;
    var $_sPathTo;
    var $_rStream;

    function BxDolFtp($sHost, $sLogin, $sPassword, $sPath = '/') {
        parent::BxDolFile();
        $this->_sHost = $sHost;
        $this->_sLogin = $sLogin;
        $this->_sPassword = $sPassword;
        $this->_sPathTo = $sPath . ('/' == substr($sPath, -1) ? '' : '/');
    }
    function connect() {
        $this->_rStream = ftp_connect($this->_sHost);
        return @ftp_login($this->_rStream, $this->_sLogin, $this->_sPassword);
    }
    function isDolphin() {
        return @ftp_size($this->_rStream, $this->_sPathTo . 'inc/header.inc.php') > 0;
    }
    function copy($sFilePathFrom, $sFilePathTo) {
        $sFilePathTo = $this->_sPathTo . $sFilePathTo;
        return $this->_copyFile($sFilePathFrom, $sFilePathTo);
    }
    function delete($sPath) {
        $sPath = $this->_sPathTo . $sPath;
        return $this->_deleteDirectory($sPath);
    }

    protected function _copyFile($sFilePathFrom, $sFilePathTo) {
        if(substr($sFilePathFrom, -1) == '*')
            $sFilePathFrom = substr($sFilePathFrom, 0, -1);

        $bResult = false;
        if(is_file($sFilePathFrom)) {
            if($this->_isFile($sFilePathTo)) {
                $aFileParts = $this->_parseFile($sFilePathTo);
                if(isset($aFileParts[0]))
					$this->_ftpMkDirR($aFileParts[0]);

                $bResult = @ftp_put($this->_rStream, $sFilePathTo, $sFilePathFrom, FTP_BINARY);
            } 
            else if($this->_isDirectory($sFilePathTo)) {
                $this->_ftpMkDirR($sFilePathTo);
                $aFileParts = $this->_parseFile($sFilePathFrom);
                if(isset($aFileParts[1]))
                    $bResult = @ftp_put($this->_rStream, $this->_validatePath($sFilePathTo) . $aFileParts[1], $sFilePathFrom, FTP_BINARY);
            }
        } 
        else if(is_dir($sFilePathFrom) && $this->_isDirectory($sFilePathTo)) {
            $this->_ftpMkDirR($sFilePathTo);

            $aInnerFiles = $this->_readDirectory($sFilePathFrom);
            foreach($aInnerFiles as $sFile)
                $bResult = $this->_copyFile($this->_validatePath($sFilePathFrom) . $sFile, $this->_validatePath($sFilePathTo) . $sFile);
        }
        else
            $bResult = false;

        return $bResult;
    }

    protected function _readDirectory($sFilePath) {
        if(!is_dir($sFilePath) || !($rSource = opendir($sFilePath))) return false;

        $aResult = array();
        while(($sFile = readdir($rSource)) !== false) {
            if($sFile == '.' || $sFile =='..' || $sFile[0] == '.') continue;
            $aResult[] = $sFile;
        }
        closedir($rSource);

        return $aResult;
    }

    protected function _deleteDirectory($sPath) {
        if($this->_isDirectory($sPath)) {
            if(substr($sPath, -1) != '/')
                $sPath .= '/';

            if(($aFiles = @ftp_nlist($this->_rStream, $sPath)) !== false)
                foreach($aFiles as $sFile)
                    if($sFile != '.' && $sFile != '..')
                        $this->_deleteDirectory(false === strpos($sFile, '/') ? $sPath . $sFile : $sFile);

                if(!@ftp_rmdir($this->_rStream, $sPath))
                    return false;

        } 
        else if(!@ftp_delete($this->_rStream, $sPath))
			return false;

        return true;
    }
    protected function _validatePath($sPath) {
        if($sPath && substr($sPath, -1) != '/' && $this->_isDirectory($sPath))
            $sPath .= '/';

        return $sPath;
    }
    protected function _parseFile($sFilePath) {
        $aParts = array();
        preg_match("/^([a-zA-Z0-9@~_\.\\\\\/:-]+[\\\\\/])([a-zA-Z0-9~_-]+\.[a-zA-Z]{2,8})$/", $sFilePath, $aParts) ? true : false;
        return count($aParts) > 1 ? array_slice($aParts, 1) : false;
    }
    protected function _isFile($sFilePath) {
        return preg_match("/^([a-zA-Z0-9@~_\.\\\\\/:-]+)\.([a-zA-Z]){2,8}$/", $sFilePath) ? true : false;
    }
    protected function _isDirectory($sFilePath) {
        return preg_match("/^([a-zA-Z0-9@~_\.\\\\\/:-]+)[\\\\\/]([a-zA-Z0-9~_-]+)[\\\\\/]?$/", $sFilePath) ? true : false;
    }
	protected function _setPermissions($sPath, $sMode) {
		$aConvert = array(
			'writable' => $this->_isDirectory($sPath) ? 0777 : 0666, 
			'executable' => 0777
		);

    	if(@ftp_chmod($this->_rStream, $aConvert[$sMode], $sPath) === false)
    		return false;

		return true;
    }
    protected function _ftpMkDirR($sPath) {
        $sPwd = ftp_pwd ($this->_rStream);
        $aParts = explode("/", $sPath);
        $sPathFull = '';
        if ('/' == $sPath[0]) {
            $sPathFull = '/';
            ftp_chdir($this->_rStream, '/');
        }
        foreach ($aParts as $sPart) {
            if (!$sPart)
                continue;
            $sPathFull .= $sPart;
            if ('..' == $sPart) {
                @ftp_cdup($this->_rStream);
            } elseif (!@ftp_chdir($this->_rStream, $sPart)) {
                if (!@ftp_mkdir($this->_rStream, $sPart)) {
                    ftp_chdir($this->_rStream, $sPwd);
                    return false;
                }
                @ftp_chdir($this->_rStream, $sPart);
            }
            $sPathFull .= '/';
        }
        ftp_chdir($this->_rStream, $sPwd);
        return true;
    }
}