/*

* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description:

 *

*/

#include <memory>

#include <errno.h>

#include <f32file.h>

#include <gsmumsg.h>

#include <smsustrm.h>

#include <charconv.h>

#include "logger.h"

#include "s60commonutils.h"

#include "javacommonutils.h"

#include "javasymbianoslayer.h"

#include "csmsplatformservices60impl.h"

#include "cservicecentrenumretrievers60impl.h"

namespace java

{

namespace wma

{

//Constructor

CSmsPlatformServiceS60Impl::CSmsPlatformServiceS60Impl(std::wstring aUri)

        :mUri(aUri)

{

    JELOG2(EWMA);

}

//Destructor

CSmsPlatformServiceS60Impl::~CSmsPlatformServiceS60Impl()

{

    JELOG2(EWMA);

    if (mUri.find(L"cbs://:") == std::wstring::npos)

    {

        mSmsSendSocket.CancelAll();

        mSmsSendSocket.Close();

        delete mSendMessage;

    }

    delete mMessageParameters;

}

SmsPlatformService* SmsPlatformService::getNewInstance(std::wstring aUri)

{

    JELOG2(EWMA);

    CSmsPlatformServiceS60Impl* msgConn = new CSmsPlatformServiceS60Impl(aUri);

    if (aUri.find(L"cbs://:") == std::wstring::npos)

    {

        msgConn->initialize();

    }

    else

    {

        // Its a Cbs Connection nothing to be initialized.

    }

    return msgConn;

}

/**

 * Initializing function

 */

void CSmsPlatformServiceS60Impl::initialize()

{

    JELOG2(EWMA);

    int err = KErrNone;

    err = mSocketServer.Connect();

    if (KErrNone == err)

    {

        err = mSocketServer.ShareAuto();

    }

    if (err == KErrNone)

    {

        err = mSmsSendSocket.Open(mSocketServer, KSMSAddrFamily,

                                  KSockDatagram, KSMSDatagramProtocol);

        if (err == KErrNone)

        {

            mSmsSendAddress.SetFamily(ESmsAddrApplication16BitPort);

            mSmsSendAddress.SetPort(mSendPort);

            err = mSmsSendSocket.Bind(mSmsSendAddress);

            if (err != KErrNone)

            {

                ELOG1(EWMA, "SMS : error while binding socket : %d", err);

                throw err;

            }

            else

            {

                // No error nothing to do

            }

        }

        else

        {

            ELOG1(EWMA, "SMS : error while opening socket : %d", err);

            throw err;

        }

    }

    else

    {

        ELOG1(EWMA, "SMS : error while connecting to socketserver : %d", err);

        throw err;

    }

}

/**

 * Converts the CString to Descriptor

 */

HBufC* CSmsPlatformServiceS60Impl::convertToDes(const char* aData,

        const int aMsgType,

        const int aLength)

{

    HBufC* smsData = 0;

    smsData = HBufC::New(aLength+1);

    if (aData != NULL)

    {

        if (aMsgType == MESSAGE_TEXT)

        {

            TPtr ptr = smsData->Des();

            TPtr16 ptr16((TUint16 *)aData,aLength);

            ptr16.SetLength(aLength);

            ptr.Copy(ptr16);

            ptr.ZeroTerminate();

        }

        else

        {

            TPtr ptr = smsData->Des();

            TPtr8 ptr8((TUint8 *)aData,aLength);

            ptr8.SetLength(aLength);

            ptr.Copy(ptr8);

            ptr.ZeroTerminate();

        }

    }

    return smsData;

}

/**

 * Calculates and returns numberofDataSegments of the Message.

 */

int CSmsPlatformServiceS60Impl::getSmsDataSegments(const int aMsgType,

        const int aLength,

        const int aHostPort,

        const char* aHostAddress,

        const char* aData)

{

    JELOG2(EWMA);

    int numberOfSegments =0;

    TBool PortAddressing = EFalse;

    TInt receiveIntoPort = 0;

    if (mUri.find(L"sms://:") != std::wstring::npos)

    {

        receiveIntoPort = java::util::JavaCommonUtils::wstringToInt(

                              mUri.substr(KPortFieldStartIndex));

    }

    else

    {

        // It is a client connection, Nothing to do

    }

    TRAPD(error,

    {

        HBufC* smsData = convertToDes(aData,aMsgType,aLength);

        std::auto_ptr<HBufC> smsAddress(stringToDes(aHostAddress));

        // The sms message takes ownership of the buffer

        CSmsBuffer* buffer = CSmsBuffer::NewL();

        delete mSendMessage;

        mSendMessage = 0;

        RFs fileServer;

        mSendMessage = CSmsMessage::NewL(fileServer,CSmsPDU::ESmsSubmit,buffer);

        if (smsAddress->Length()> 0)

        {

            // set the destination address

            mSendMessage->SetToFromAddressL((const TPtrC&)*smsAddress);

            // Set SMS port addresing

            if (aHostPort != 0)

            {

                PortAddressing = ETrue;

            }

            else

            {

                PortAddressing = EFalse;

            }

            (mSendMessage->SmsPDU()).SetApplicationPortAddressingL(

                PortAddressing,aHostPort,receiveIntoPort,KUse16BitPortAddressing);

        }

        else

        {

            // Nothing to do

        }

        // Get the encoding for the message that is to be sent

        TSmsDataCodingScheme::TSmsAlphabet smsEncoding = getEncodingSchemeL(

                    *smsData,aMsgType,fileServer);

        // sets the encoding

        (mSendMessage->SmsPDU()).SetAlphabet(smsEncoding);

        (mSendMessage->SmsPDU()).SetTextCompressed(EFalse);

        (mSendMessage->SmsPDU()).SetTextConcatenatedL(ETrue,ETrue);

        (mSendMessage->Buffer()).Reset();

        (mSendMessage->Buffer()).InsertL(0,*smsData);

        mSendMessage->OptimizeSettingsL(CSmsMessage::

                                        ESmsFlagOptimizeConcatenation16BitReference);

        // calculate the number of message PDUs required to send this message

        numberOfSegments = (int)mSendMessage->NumMessagePDUsL();

        LOG2(EWMA, EInfo,"SMS :number of segments %d data length %d",

             numberOfSegments, aLength);

        delete smsData;

    });

    return (error == KErrNone)? numberOfSegments : error;

}

/**

 * Gets the best Message encoding for the message.

 */

TSmsDataCodingScheme::TSmsAlphabet CSmsPlatformServiceS60Impl ::

getEncodingSchemeL(const TDesC& aSmsData,const TInt aMsgType,RFs& aFs)

{

    JELOG2(EWMA);

    TSmsDataCodingScheme::TSmsAlphabet msgEncoding;

    if (aMsgType == MESSAGE_TEXT)

    {

        TBool isGSM7Convertible = EFalse;

        TPtrC tempData(aSmsData);

        TBuf8<KCharacterConversionBufferSize> tempBuf;

        TInt charsToBeConverted = aSmsData.Length();

        TInt nonConvertibleCharacters;

        CCnvCharacterSetConverter* cConverter =

            CCnvCharacterSetConverter::NewL();

        CCnvCharacterSetConverter::TAvailability cnvAvailable =

            cConverter->PrepareToConvertToOrFromL(

                KCharacterSetIdentifierSms7Bit, aFs);

        if (cnvAvailable == CCnvCharacterSetConverter::EAvailable)

        {

            isGSM7Convertible = ETrue;

            while (charsToBeConverted> 0)

            {

                charsToBeConverted = cConverter->ConvertFromUnicode(

                                         tempBuf,tempData, nonConvertibleCharacters);

                if (nonConvertibleCharacters> 0)

                {

                    isGSM7Convertible = EFalse;

                    break;

                }

                else

                {

                    // Nothing to do

                }

                tempBuf.Zero();

                tempData.Set(tempData.Right(charsToBeConverted));

            }

        }

        else

        {

            // Nothing to do

        }

        (isGSM7Convertible)?msgEncoding = TSmsDataCodingScheme::ESmsAlphabet7Bit

                                          :msgEncoding = TSmsDataCodingScheme::ESmsAlphabetUCS2;

        delete cConverter;

        cConverter = 0;

    }

    else

    {

        msgEncoding = TSmsDataCodingScheme::ESmsAlphabet8Bit;

    }

    return msgEncoding;

}

/**

 * Method to send the message.

 */

int CSmsPlatformServiceS60Impl::send()

{

    JELOG2(EWMA);

    int error =KErrNone;

    TRAP(error,

    {

        TBuf<RMobilePhone::KMaxMobileTelNumberSize>ServiceCentreNumber;

        //get the service centre number

        CServiceCentreNumRetrieverS60Impl::retrieveServiceCentreNumberL(

            ServiceCentreNumber);

        (mSendMessage->SmsPDU()).SetServiceCenterAddressL(ServiceCentreNumber);

        RSmsSocketWriteStream socketWrite(mSmsSendSocket);

        CleanupClosePushL(socketWrite);

        socketWrite << *mSendMessage;

        socketWrite.CommitL();

        CleanupStack::PopAndDestroy(&socketWrite);

        TRequestStatus status;

        mSmsSendSocket.Ioctl(KIoctlSendSmsMessage,status,&mSmsSendDummyBuf,

                             KSolSmsProv);

        User::WaitForRequest(status);

        User::LeaveIfError(status.Int());

    });

    return error;

}

/**

 * Gets the Message type of the received Message

 */

int CSmsPlatformServiceS60Impl :: receivedMessageType(ServerConnectionBase&

        aServerConn)

{

    JELOG2(EWMA);

    int messageType = KErrNone;

    if (0 == mMessageParameters)

    {

        mMessageParameters = new TJavaMessageParametersBuf();

    }

    else

    {

        // Nothing to do

    }

    int error = aServerConn.retrieveMessage(*mMessageParameters);

    if (error != KErrNone)

    {

        ELOG1(EWMA, "WMA :: receivedMessageType error: %d", error);

        return error;

    }

    else

    {

        switch ((*mMessageParameters)().mEncoding)

        {

        case TSmsDataCodingScheme::ESmsAlphabet7Bit:

        case TSmsDataCodingScheme::ESmsAlphabetUCS2:

        case TSmsDataCodingScheme::ESmsAlphabetReserved:

        {

            messageType = MESSAGE_TEXT;

            break;

        }

        case TSmsDataCodingScheme::ESmsAlphabet8Bit:

        {

            messageType = MESSAGE_BINARY;

            break;

        }

        default:

        {

            messageType = KErrNotSupported;

            ELOG(EWMA,"WMA : Invalid Message Type");

            break;

        }

        }

    }

    return messageType;

}

/**

 * Gets the Remote Host Address.

 */

jstring CSmsPlatformServiceS60Impl::getHostAddress(JNIEnv& aJni)

{

    JELOG2(EWMA);

    TBuf<KMaxUriSize> Uri;

    const TDesC& address = (*mMessageParameters)().mAddress;

    TUint16 port = (*mMessageParameters)().mPort;

    if (mUri.find(L"cbs://:") == std::wstring::npos)

    {

        Uri.Append(KSmsProtocol);

        Uri.Append(KUriColonAndSlashes);

        Uri.Append(address);

    }

    else

    {

        Uri.Append(KCbsProtocol);

        Uri.Append(KUriColonAndSlashes);

        Uri.Append(KCBSEmptyAddress);

    }

    Uri.Append(':');

    Uri.AppendNum(port);

    return aJni.NewString((jchar*)Uri.Ptr(),Uri.Length());

}

/**

 * gets the received message as jobject to java side.

 */

jobject CSmsPlatformServiceS60Impl::getMessageData(

    JNIEnv& aJni,const int aMessageType)

{

    JELOG2(EWMA);

    jobject javaSmsData = 0;

    if (aMessageType ==MESSAGE_TEXT)

    {

        javaSmsData = aJni.NewString(

                          (jchar*)((*mMessageParameters)().mData).Ptr(),

                          ((*mMessageParameters)().mData).Length());

    }

    else if (aMessageType == MESSAGE_BINARY)

    {

        TInt length = ((*mMessageParameters)().mData).Length();

        TBuf8<KSmsMaxDataSize> dataBuf;

        dataBuf.SetLength(length);

        dataBuf.Copy(((const TDesC16&)((*mMessageParameters)().mData)));

        jbyteArray javaSmsBinaryData = aJni.NewByteArray(dataBuf.Length());

        if (javaSmsBinaryData)

        {

            TInt nativeBufferLength = dataBuf.Length();

            TUint8* nativeBufferPtr = const_cast<TUint8*>(dataBuf.Ptr());

            jbyte* jNativeBufferPtr = reinterpret_cast<jbyte*>(

                                          nativeBufferPtr);

            aJni.SetByteArrayRegion(javaSmsBinaryData, 0,

                                    nativeBufferLength,jNativeBufferPtr);

            javaSmsData = javaSmsBinaryData;

        }

        else

        {

            // Noting to do

        }

    }

    else

    {

        // Not a supported message type, It is already handled

    }

    return javaSmsData;

}

/**

 * Gets the Time stamp of the received message.

 */

jlong CSmsPlatformServiceS60Impl::getTimeStamp()

{

    JELOG2(EWMA);

    if (mUri.find(L"cbs://:") != std::wstring::npos)

    {

        return 0;

    }

    else

    {

        return java::util::S60CommonUtils::

               TTimeToJavaTime((*mMessageParameters)().mTimestamp);

    }

}

} //namespace wma

} //namespace java