Ftp.hpp

//
// SFML - Simple and Fast Multimedia Library
// Copyright (C) 2007-2016 Laurent Gomila (laurent@sfml-dev.org)
//
// This software is provided 'as-is', without any express or implied warranty.
// In no event will the authors be held liable for any damages arising from the use of this software.
//
// Permission is granted to anyone to use this software for any purpose,
// including commercial applications, and to alter it and redistribute it freely,
// subject to the following restrictions:
//
// 1. The origin of this software must not be misrepresented;
//    you must not claim that you wrote the original software.
//    If you use this software in a product, an acknowledgment
//    in the product documentation would be appreciated but is not required.
//
// 2. Altered source versions must be plainly marked as such,
//    and must not be misrepresented as being the original software.
//
// 3. This notice may not be removed or altered from any source distribution.
//

#ifndef SFML_FTP_HPP
#define SFML_FTP_HPP

// Headers
#include <SFML/Network/Export.hpp>
#include <SFML/Network/TcpSocket.hpp>
#include <SFML/System/NonCopyable.hpp>
#include <SFML/System/Time.hpp>
#include <string>
#include <vector>


namespace sf
{
class IpAddress;

class SFML_NETWORK_API Ftp : NonCopyable
{
public:

    enum TransferMode
    {
        Binary, 
        Ascii,  
        Ebcdic  
    };

    class SFML_NETWORK_API Response
    {
    public:

        enum Status
        {
            // 1xx: the requested action is being initiated,
            // expect another reply before proceeding with a new command
            RestartMarkerReply          = 110, 
            ServiceReadySoon            = 120, 
            DataConnectionAlreadyOpened = 125, 
            OpeningDataConnection       = 150, 

            // 2xx: the requested action has been successfully completed
            Ok                    = 200, 
            PointlessCommand      = 202, 
            SystemStatus          = 211, 
            DirectoryStatus       = 212, 
            FileStatus            = 213, 
            HelpMessage           = 214, 
            SystemType            = 215, 
            ServiceReady          = 220, 
            ClosingConnection     = 221, 
            DataConnectionOpened  = 225, 
            ClosingDataConnection = 226, 
            EnteringPassiveMode   = 227, 
            LoggedIn              = 230, 
            FileActionOk          = 250, 
            DirectoryOk           = 257, 

            // 3xx: the command has been accepted, but the requested action
            // is dormant, pending receipt of further information
            NeedPassword       = 331, 
            NeedAccountToLogIn = 332, 
            NeedInformation    = 350, 

            // 4xx: the command was not accepted and the requested action did not take place,
            // but the error condition is temporary and the action may be requested again
            ServiceUnavailable        = 421, 
            DataConnectionUnavailable = 425, 
            TransferAborted           = 426, 
            FileActionAborted         = 450, 
            LocalError                = 451, 
            InsufficientStorageSpace  = 452, 

            // 5xx: the command was not accepted and
            // the requested action did not take place
            CommandUnknown          = 500, 
            ParametersUnknown       = 501, 
            CommandNotImplemented   = 502, 
            BadCommandSequence      = 503, 
            ParameterNotImplemented = 504, 
            NotLoggedIn             = 530, 
            NeedAccountToStore      = 532, 
            FileUnavailable         = 550, 
            PageTypeUnknown         = 551, 
            NotEnoughMemory         = 552, 
            FilenameNotAllowed      = 553, 

            // 10xx: SFML custom codes
            InvalidResponse  = 1000, 
            ConnectionFailed = 1001, 
            ConnectionClosed = 1002, 
            InvalidFile      = 1003  
        };

        explicit Response(Status code = InvalidResponse, const std::string& message = "");

        bool isOk() const;

        Status getStatus() const;

        const std::string& getMessage() const;

    private:

        // Member data
        Status      m_status;  
        std::string m_message; 
    };

    class SFML_NETWORK_API DirectoryResponse : public Response
    {
    public:

        DirectoryResponse(const Response& response);

        const std::string& getDirectory() const;

    private:

        // Member data
        std::string m_directory; 
    };


    class SFML_NETWORK_API ListingResponse : public Response
    {
    public:

        ListingResponse(const Response& response, const std::string& data);

        const std::vector<std::string>& getListing() const;

    private:

        // Member data
        std::vector<std::string> m_listing; 
    };


    ~Ftp();

    Response connect(const IpAddress& server, unsigned short port = 21, Time timeout = Time::Zero);

    Response disconnect();

    Response login();

    Response login(const std::string& name, const std::string& password);

    Response keepAlive();

    DirectoryResponse getWorkingDirectory();

    ListingResponse getDirectoryListing(const std::string& directory = "");

    Response changeDirectory(const std::string& directory);

    Response parentDirectory();

    Response createDirectory(const std::string& name);

    Response deleteDirectory(const std::string& name);

    Response renameFile(const std::string& file, const std::string& newName);

    Response deleteFile(const std::string& name);

    Response download(const std::string& remoteFile, const std::string& localPath, TransferMode mode = Binary);

    Response upload(const std::string& localFile, const std::string& remotePath, TransferMode mode = Binary);

    Response sendCommand(const std::string& command, const std::string& parameter = "");

private:

    Response getResponse();

    class DataChannel;

    friend class DataChannel;

    // Member data
    TcpSocket   m_commandSocket; 
    std::string m_receiveBuffer; 
};

} // namespace sf


#endif // SFML_FTP_HPP