FtpDataStore.h

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/****
 * Sming Framework Project - Open Source framework for high efficiency native ESP8266 development.
 * Created 2015 by Skurydin Alexey
 * http://github.com/SmingHub/Sming
 * All files of the Sming Core are provided under the LGPL v3 license.
 *
 * FtpDataStore.h
 *
 ****/

#pragma once

#include "FtpDataStream.h"
#include "FileSystem.h"

class FtpDataStore : public FtpDataStream
{
public:
    FtpDataStore(FtpServerConnection& connection, const String& fileName)
        : FtpDataStream(connection), file(fileOpen(fileName, eFO_WriteOnly | eFO_CreateNewAlways))
    {
    }

    ~FtpDataStore()
    {
        fileClose(file);
    }

    err_t onReceive(pbuf* buf) override
    {
        if(completed) {
            return TcpConnection::onReceive(buf);
        }

        if(buf == nullptr) {
            completed = true;
            response(226, "Transfer completed");
            return TcpConnection::onReceive(buf);
        }

        pbuf* cur = buf;
        while(cur != nullptr && cur->len > 0) {
            fileWrite(file, (uint8_t*)cur->payload, cur->len);
            cur = cur->next;
        }

        return TcpConnection::onReceive(buf);
    }

private:
    file_t file;
};