File content as of revision 49:0456ee2271be:

#include "CloudFileReceiver.h"
#include "MTSLog.h"
#include "MbedJSONValue.h"
#include "global.h"

char CloudFileReceiverWriteBuf[1024];
char CloudFileReceiverReadBuf[1024];

bool StoreReceivedFile( mDot *dot, MbedJSONValue &from_json )
{
        FILENAME_STRING filename;

        memset( filename, '\0', sizeof(FILENAME_STRING) );

        int mType = from_json["pay"]["mtype"].get<int>();
        logInfo("mtype=%d", mType);
        switch( mType ) {
            case SETPOINT_CONTROL_MTYPE: {
                logInfo("PROCESSING SETPONT CONTROL FILE");
                snprintf( filename, sizeof(FILENAME_STRING), "%s_%s%s",
                          from_json["pay"]["spcontrol"]["id"].get<std::string>().c_str(),
                          from_json["pay"]["spcontrol"]["input"].get<std::string>().c_str(),
                          ".json" );
                logInfo("SETPONT CONTROL FILENAME=%s", filename);
                break;
            }
            case TIMER_CONTROL_MTYPE:
                break;
            case INPUT_CONFIG_MTYPE: {
                logInfo("id=%s", from_json["pay"]["input"]["id"].get<std::string>().c_str() );
                snprintf( filename, sizeof(FILENAME_STRING), "input_%s%s",
                          from_json["pay"]["input"]["id"].get<std::string>().c_str(),
                          ".jsn" );
                logInfo("INPUT CONFIG FILENAME=%s", filename);

                memset( CloudFileReceiverWriteBuf, '\0', 1024 );
                snprintf(CloudFileReceiverWriteBuf, sizeof(CloudFileReceiverWriteBuf),
                         "{ "
                         "\"id\":\"%s\", "
                         "\"name\":\"%s\", "
                         "\"units\":\"%s\", "
                         "\"min\":\"%s\", "
                         "\"max\":\"%s\", "
                         "\"node\":\"%s\", "
                         "\"reg\":\"%s\", "
                         "\"rtype\":\"%s\", "
                         "\"type\":\"%s\", "
                         "\"size\":\"%s\", "
                         "\"order\":\"%s\", "
                         "\"fmt\":\"%s\", "
                         "\"rfreq\":\"%s\" } ",
                         from_json["pay"]["input"]["id"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["name"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["units"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["min"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["max"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["node"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["reg"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["rtype"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["type"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["size"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["order"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["fmt"].get<std::string>().c_str(),
                         from_json["pay"]["input"]["rfreq"].get<std::string>().c_str()
                        );

                logInfo("saving string%s", CloudFileReceiverWriteBuf);
                bool status = GLOBAL_mdot->saveUserFile(filename, (void *)CloudFileReceiverWriteBuf, 1024);
                if( status != true ) {
                    logError("(%d)save file failed, status=%d", __LINE__, status);
                }

                logInfo("Sending Mail To ModbusMasterMailBox, filename=%s", filename);
                Message_t *mail = ModbusMasterMailBox.alloc();
                mail->action = ACTION_READ_FILE;
                strncpy( mail->controlFile, filename, (sizeof(mail->controlFile)-1));
                ModbusMasterMailBox.put(mail);
                break;
            }
            default:
                logInfo("DEFAULT");
                break;
        }
        return true;
}

bool CloudFileReceiver( std::string *recv_string, mDot *dot )
{
    MbedJSONValue from_json;
    bool status;
    parse( from_json, recv_string->c_str() );
    int sequence = from_json["seq"].get<int>();

    // sequence of -1 means string sent in 1 chunk.
    if( sequence == -1 ) {

        return StoreReceivedFile( dot, from_json );

    } else if( sequence == 0 ) {

        memset(CloudFileReceiverWriteBuf,0,sizeof(CloudFileReceiverWriteBuf));
        snprintf(CloudFileReceiverWriteBuf, sizeof(CloudFileReceiverWriteBuf), "%s%s", "{\"seq\":-1, \"pay\":",from_json["pay"].get<std::string>().c_str() );
        logInfo("(%d)Writing String Length=%d, %s", __LINE__, 1024, CloudFileReceiverWriteBuf );

        status = dot->saveUserFile("scratch.json", (void *)CloudFileReceiverWriteBuf, 1024);
        if( status != true ) {
            logError("(%d)save file failed, status=%d", __LINE__, status);
            return false;
        }
        logInfo("(%d)UPDATED scratch.json FILE, status:%d, strlen=%d", __LINE__, status, strlen(CloudFileReceiverWriteBuf));

    } else if( sequence == -2 ) {

        MbedJSONValue final_json;

        logInfo("(%d)READING BACK scratch.json FILE FOR LAST PACKET", __LINE__);

        // read the file back
        status = dot->readUserFile("scratch.json", (void *)CloudFileReceiverReadBuf, 1024);
        if( status != true ) {
            logError("(%d)read file failed, status=%d", __LINE__, status);
            return false;
        }

        snprintf(CloudFileReceiverWriteBuf, sizeof(CloudFileReceiverWriteBuf), "%s%s%s", CloudFileReceiverReadBuf, from_json["pay"].get<std::string>().c_str(), "}" );
        logInfo("(%d)Final String Length=%d, %s", __LINE__, strlen(CloudFileReceiverWriteBuf), CloudFileReceiverWriteBuf );

        parse( final_json, CloudFileReceiverWriteBuf );

        status = StoreReceivedFile( dot, final_json );
        if( status != true ) {
            logError("(%d)save file failed, status=%d", __LINE__, status);
        }

        status = dot->deleteUserFile("scratch.json");
        if( status != true ) {
            logError("(%d)delete file failed, status=%d", __LINE__, status);
        }

        logInfo("(%d)DELETED scratch.json FILE, status:%d", __LINE__, status );

    } else {

        logInfo("(%d)READING BACK scratch.json FILE", __LINE__);

        // read the file back
        status = dot->readUserFile("scratch.json", (void *)CloudFileReceiverReadBuf, 1024);
        if( status != true ) {
            logError("(%d)read file failed, status=%d", __LINE__, status);
            return false;
        }

        snprintf(CloudFileReceiverWriteBuf, sizeof(CloudFileReceiverWriteBuf), "%s%s", CloudFileReceiverReadBuf, from_json["pay"].get<std::string>().c_str() );
        logInfo("(%d)Writing String Length=%d, %s", __LINE__, strlen(CloudFileReceiverWriteBuf), CloudFileReceiverWriteBuf );

        status = dot->saveUserFile("scratch.json", (void *)CloudFileReceiverWriteBuf, 1024);
        if( status != true ) {
            logError("(%d)save file failed, status=%d", __LINE__, status);
            return false;
        }
        logInfo("(%d)UPDATED scratch.json FILE, status:%d, strlen=%d", __LINE__, status, strlen(CloudFileReceiverWriteBuf));

    }

    return true;
}