/*

* 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 "logger.h"

#include "pushexception.h"

#include "pusherrorcodes.h"

#include "s60commonutils.h"

#include "connectionlistener.h"

#include "s60mmsserverconnection.h"

#include "mmsserverconnectionfactory.h"

_LIT16(KThreadName, "MmsServerThread");

const TInt KAppIdStartIndex = 7 ;

using namespace std;

using namespace java::util;

namespace java

{

namespace wma

{

OS_EXPORT S60MmsServerConnection::S60MmsServerConnection(const wstring& aUri,

        const wstring& aFilter)

        :CActive(EPriorityStandard), mUri(aUri), mFilter(aFilter),

        mActiveConnection(false), mIsAppLaunched(false),mListener(0)

{

    JELOG2(EWMA);

    mAppId = aUri.substr(KAppIdStartIndex); // "mms://:"

    LOG1(EWMA,EInfo,"created MmsServerConnection on ID %S", mAppId.c_str());

    mOpenMonitor = java::util::Monitor::createMonitor();

}

ServerConnection* MmsServerConnection::getServerConnection(const wstring& aUri,

        const wstring& aFilter)

{

    JELOG2(EWMA);

    S60MmsServerConnection* mmsConn = new S60MmsServerConnection(aUri,aFilter);

    return mmsConn;

}

S60MmsServerConnection::~S60MmsServerConnection()

{

    JELOG2(EWMA);

    delete mOpenMonitor;

}

OS_EXPORT void S60MmsServerConnection::setOpen()

{

    JELOG2(EWMA);

    mIsAppLaunched = true;

    MmsServerConnectionFactory::getFactory().setPendingMsgFlag(

        mUri, false);

}

OS_EXPORT void S60MmsServerConnection::open(ConnectionListener* aListener)

{

    JELOG2(EWMA);

    mListener = aListener;

    if (!mIsAppLaunched)

    {

        TBuf<50> threadName;

        threadName.Append(KThreadName);

        threadName.Append('_');

        TTime time;

        time.HomeTime();

        threadName.AppendNum(time.Int64());

        mState = EReceivingMessageForNotify;

        int error = mThread.Create(threadName,

                                   reinterpret_cast<TThreadFunction>(listenThread),

                                   KDefaultStackSize, NULL, this);

        if (error != KErrNone)

        {

            ELOG1(EWMA,"S60MmsServerConnection Thread create failed : %d",error);

            string errTxt("ERROR!!! Open Failed");

            throw PushException(COMMON_SRV_CONN_PLUGIN_ERROR, errTxt, __FILE__,

                                __FUNCTION__, __LINE__);

        }

        mThread.Resume();

        mOpenMonitor->wait();

        if (mError != KErrNone)

        {

            std::string errTxt("ERROR!!! Open Failed");

            throw PushException(COMMON_SRV_CONN_PLUGIN_ERROR, errTxt, __FILE__,

                                __FUNCTION__, __LINE__);

        }

        mActiveConnection = true;

    }

}

void S60MmsServerConnection::InitializeL()

{

    JELOG2(EWMA);

    mMmsApplicationAdapter = CMmsApplicationAdapter::NewL();

    mSession = CMsvSession::OpenSyncL(*this);

    mApplicationId = S60CommonUtils::wstringToDes(mAppId.c_str());

    TMsvId folderId;

    mMmsApplicationAdapter->RegisterL(*mApplicationId, folderId);

    TMsvId tmsvId = mMmsApplicationAdapter->FolderIdL(*mApplicationId);

    if (tmsvId != KErrNone)

    {

        // get the

        mClientEntry = mSession->GetEntryL(tmsvId);

        // Add listener to the created entry for that application Id

        mClientEntry->AddObserverL(*this);

    }

    int error = pthread_mutex_init(&mMutex, 0);

    if (error == 0)

    {

        error = pthread_cond_init(&mCondVar, 0);

    }

    if (0 != error)

    {

        User::Leave(error);

    }

}

int S60MmsServerConnection::listenThread(S60MmsServerConnection* aMmsSrvConn)

{

    JELOG2(EWMA);

    int error;

    CTrapCleanup* tc = CTrapCleanup::New();

    // As there is no possibility of active scheduler being installed to this

    // thread prior to this , there is no need for any checks.

    CActiveScheduler* activeScheduler = new CActiveScheduler();

    CActiveScheduler::Install(activeScheduler);

    CActiveScheduler::Add(aMmsSrvConn);

    TRAP(error, aMmsSrvConn->InitializeL());

    if (error != KErrNone)

    {

        ELOG1(EWMA, "error Creating CRetrieveMobilePhoneBroadcastIdList =%d",

              error);

        aMmsSrvConn->mError = error;

        (aMmsSrvConn->mOpenMonitor)->notify();

        delete activeScheduler;

        delete tc;

        (aMmsSrvConn->mThread).Close();

        return 0;

    }

    aMmsSrvConn->iStatus = KRequestPending;

    aMmsSrvConn->SetActive();

    (aMmsSrvConn->mOpenMonitor)->notify();

    activeScheduler->Start();

    delete activeScheduler;

    delete tc;

    return 0;

}

void S60MmsServerConnection::HandleSessionEventL(TMsvSessionEvent,

        TAny*, TAny*, TAny*)

{

}

void S60MmsServerConnection::HandleEntryEventL(TMsvEntryEvent aEvent,

        TAny* aArg1, TAny*, TAny*)

{

    JELOG2(EWMA);

    if (mIsAppLaunched)

    {

        // midlet is already running, Server connection can read the messages

        return;

    }

    switch (aEvent)

    {

    case MMsvSessionObserver::EMsvEntriesChanged:

    case MMsvEntryObserver::EMsvEntryChanged:

    {

        CMsvEntrySelection* msvEntrySelection =

            static_cast<CMsvEntrySelection*>(aArg1);

        //Process each entry, one at a time.

        TInt count = msvEntrySelection->Count();

        CleanupStack::PushL(msvEntrySelection);

        for (TInt i = 0; i < count; i++)

        {

            TMsvId msvId = msvEntrySelection->At(i);

            CheckForValidMessageAndPushL(msvId);

        }// end of for loop

        CleanupStack::Pop(msvEntrySelection); // entries

    }

    break;

    default:

        //  Nothing to do

        break;

    }

}

//--------------------------------------------------------------------------------------------

// CheckForValidMessageAndPush

//--------------------------------------------------------------------------------------------

void S60MmsServerConnection::CheckForValidMessageAndPushL(TMsvId aMsgId)

{

    JELOG2(EWMA);

    if (!IsMmsReadyToReadL(aMsgId))

    {

        return; // message is not reday

    }

    TPtrC appId = mMmsApplicationAdapter->ApplicationIdL(aMsgId);

    if (mApplicationId->Compare(appId) == 0)

    {

        MmsRequestCompleted();

    }

}

TBool S60MmsServerConnection::IsMmsReadyToReadL(TMsvId aMsvId)

{

    JELOG2(EWMA);

    TBool error = EFalse;

    CMsvEntry* csvEntry = mSession->GetEntryL(aMsvId);

    TMsvEntry tmsvEntry = csvEntry->Entry();

    if (tmsvEntry.iMtm != KUidMsgTypeMultimedia)

    {

        delete csvEntry;

        csvEntry = NULL;

    }

    // Check if the entry is ready to be read

    else if (!tmsvEntry.InPreparation())

    { //Not in preparation

        error = ETrue;

        delete csvEntry;

        csvEntry = NULL;

    }

    return error;

}

void S60MmsServerConnection::DoCancel()

{

    JELOG2(EWMA);

    // Only cancel the appropriate asynchronous request

    TRequestStatus *status = &iStatus;

    mThread.RequestComplete(status, KErrCancel);

}

OS_EXPORT wstring S60MmsServerConnection::getUri() const

{

    JELOG2(EWMA);

    return mUri;

}

OS_EXPORT void S60MmsServerConnection::setFilter(const std::wstring& aFilter)

{

    JELOG2(EWMA);

    mFilter = aFilter;

}

OS_EXPORT wstring S60MmsServerConnection::getFilter() const

{

    JELOG2(EWMA);

    return mFilter;

}

void S60MmsServerConnection::close()

{

    JELOG2(EWMA);

    // the close and RunL are synchronized to make it SMP safe.

    if (mActiveConnection)

    {

        pthread_mutex_lock(&mMutex);

        mActiveConnection = false;

        mState = ENotifyingClose;

        MmsRequestCompleted();

        pthread_cond_wait(&mCondVar, &mMutex);

        pthread_mutex_unlock(&mMutex);

        pthread_mutex_destroy(&mMutex);

        pthread_cond_destroy(&mCondVar);

    }

    mIsAppLaunched = false;

    delete mApplicationId;

    mApplicationId = 0;

}

TInt S60MmsServerConnection::RunError(TInt aError)

{

    JELOG2(EWMA);

    mListener->error(mUri, aError, "Error Receiving MultiMedia Message");

    pthread_cond_signal(&mCondVar);

    pthread_mutex_unlock(&mMutex);

    return KErrNone;

}

void S60MmsServerConnection::RunL()

{

    JELOG2(EWMA);

    pthread_mutex_lock(&mMutex);

    switch (mState)

    {

    case EReceivingMessageForNotify:

    case EReceivingMessageForListen:

    {

        mState = ENotifyingReadMessageSucceeded;

        MmsServerConnectionFactory::getFactory().setPendingMsgFlag(

            mUri, true);

        mListener->msgArrived();

        break;

    }

    case ENotifyingReadMessageSucceeded:

    {

        break;

    }

    case ENotifyingClose:

    {

        mClientEntry->RemoveObserver(*this);

        if (mMmsApplicationAdapter)

        {

            mMmsApplicationAdapter->UnregisterL(*mApplicationId);

            delete mMmsApplicationAdapter;

            mMmsApplicationAdapter = NULL;

        }

        if (mClientEntry)

        {

            delete mClientEntry;

            mClientEntry = NULL;

        }

        if (mSession)

        {

            delete mSession;

            mSession = NULL;

        }

        pthread_cond_signal(&mCondVar);

        CActiveScheduler::Stop();

        break;

    }

    default:

    {

        ELOG(EWMA,"MMS : Not a Valid Case");

    }

    }

    if (mState != ENotifyingClose)

    {

        iStatus = KRequestPending;

        SetActive();

    }

    pthread_mutex_unlock(&mMutex);

}

//-----------------------------------------------------------------------------

// MmsRequestCompleted

// Start a push midlet register for the mms push

//-----------------------------------------------------------------------------

void S60MmsServerConnection::MmsRequestCompleted()

{

    if (IsActive())

    {

        TRequestStatus *status = &iStatus;

        mThread.RequestComplete(status, KErrNone);

    }

}

}//end of namespace wma

}//end of namespace java