/*

 * Copyright (c) 2002-2004 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:  Implementation of applicationmanagement components

 *

 */

// INCLUDE FILES

//#include <BrowserUiInternalCRKeys.h>

#include <downloadmgrclient.h>

#include "AMDownloader.h"

//#include "aminstalloptions.h"

#include "debug.h"

#include <e32property.h>

#include <aknnotewrappers.h> 

#include <AknNotify.h>

#include <AknNotifyStd.h>

#include <AknGlobalNote.h>

#include "ampskeys.h"

#include "ApplicationManagementConst.h"

#include <applicationmanagement.rsg>

#include <StringLoader.h>

#include <etelpckt.h>

#include <exterror.h>

#include <wlanerrorcodes.h>

#include <CoreApplicationUIsSDKCRKeys.h>// for KCRUidCoreApplicationUIs

using namespace NApplicationManagement;

// ============================ MEMBER FUNCTIONS ===============================

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

// CAMDownloader::CAMDownloader

// C++ default constructor can NOT contain any code, that

// might leave.

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

//

CAMDownloader::CAMDownloader(RHttpDownload& aDownload,

        MAMDownloaderObserver& aObserver) :

        iDownload(aDownload), iObserver(aObserver)

        {

        }

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

// CAMDownloader::ConstructL

// Symbian 2nd phase constructor can leave.

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

//

void CAMDownloader::ConstructL()

    {

    iProgStarted=0;

    iSetFinalValue =0;

    iProgressCancelled = EFalse;

    iCurrentDownloadProgState = EHttpProgNone;

    iProgressNote= new(ELeave)CAppMgmtProgDialog(this);

    }

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

// CAMDownloader::NewL

// Two-phased constructor.

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

//

CAMDownloader* CAMDownloader::NewL(RHttpDownload& aDownload,

        MAMDownloaderObserver& aObserver)

    {

    CAMDownloader* self = new( ELeave ) CAMDownloader( aDownload, aObserver );

    CleanupStack::PushL(self);

    self->ConstructL();

    CleanupStack::Pop();

    return self;

    }

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

// Destructor

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

CAMDownloader::~CAMDownloader()

    {

    RDEBUG_3( "CAMDownloader::~CAMDownloader 0x%X - 0x%X", reinterpret_cast<TUint>( this ),

            reinterpret_cast<TUint>(this)+sizeof( CAMDownloader ) );

    if (iProgressNote)

        delete iProgressNote;

    if (iFileName)

        {

        delete iFileName;

        iFileName = NULL;

        }

    if (iContentType)

        {

        delete iContentType;

        iContentType = NULL;

        }

    delete iURI;

    iURI = NULL;

    }

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

// StartDownload()

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

TInt CAMDownloader::StartDownload()

    {

    RDEBUG("CAMDownloader::StartDownload");

    TInt err(iDownload.SetIntAttribute(EDlAttrAction, EMove) );

    RDEBUG_2("CAMDownload::StartDownload: response to EDlAttrAction set to true: (%d)", err );

    err = iDownload.Start();

    if (err == KErrNone)

        {

        RDEBUG( "CAMDownload::StartDownloadL: Started download successfully!!" );

        }

    else

        {

        RDEBUG_2( "CAMDownload::StartDownloadL: ERROR Failed to start downlad '%d'", err );

        }

    return err;

    }

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

// StopDownload()

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

TInt CAMDownloader::StopDownload()

    {

    RDEBUG("CAMDownloader::StopDownload");

    TInt result(KErrNone);

    if (!iProgressCancelled)

        {

        TRAP_IGNORE(iProgressNote->ProgressCompletedL());

        }

    result = iDownload.Delete();

    RDEBUG_2("CAMDownloader::StopDownload: result (%d)", result);

    return result;

    }

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

// ContinueDownload()

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

TInt CAMDownloader::ContinueDownload()

    {

    RDEBUG("CAMDownloader::ContinueDownload");

    TInt result(KErrNone);

    result = iDownload.Start();

    RDEBUG_2("CAMDownloader::ContinueDownload: result (%d)", result);

    return result;

    }

void CAMDownloader::CreateAndUpdateProgressDialogL(TInt32 aDownloadedSize,

        TInt32 aContentSize, THttpProgressState aState)

    {

    if (iProgStarted && aState == EHttpProgConnectionSuspended)    

    {

     if (!iProgressCancelled)

        {

        TRAP_IGNORE(iProgressNote->ProgressCompletedL());

        }

     iProgressCancelled = ETrue;

    TInt UIdisabled=0;

    RProperty::Set(KUidPSApplicationManagementKeys, KAMServerUIEnabled,

                UIdisabled);

     TApaTaskList taskList(CEikonEnv::Static()->WsSession() );

            TApaTask task = taskList.FindApp(TUid::Uid(KAppMgmtServerUid));

            task.SetWgId(CEikonEnv::Static()->RootWin().Identifier());

            if (task.Exists())

                task.SendToBackground();

    iCurrentDownloadProgState = EHttpProgConnectionSuspended;          

     RDEBUG( "CreateAndUpdateProgressDialogL : CAMDownloader Connection Failed" );  

        HBufC *netlossnote = StringLoader::LoadLC(R_DOWNLOADFAILED_CONNECTION);

        CAknGlobalNote* globalNote = CAknGlobalNote::NewL();

        CleanupStack::PushL(globalNote);

        globalNote->ShowNoteL(EAknGlobalErrorNote, *netlossnote);

        CleanupStack::PopAndDestroy( 2);// globalNote, dialognote

    }

    if (!iProgStarted)

        {

        RDEBUG( "CAMDownloadManager::HandleAlreadyRunningL - StartProgressNoteL" );

        iProgressNote->StartProgressNoteL();

        // UI in progress whenever switch btween application occur AM server will be moved 

        // to foreground

        //Define P&Skey

        TInt UIenabled = 1;

        TInt err = RProperty::Set(KUidPSApplicationManagementKeys,

                KAMServerUIEnabled, UIenabled);

        User::LeaveIfError(err); // invalid

        //Check if operation is silent or Non Silent

        TInt operNonSilent = -1;

        RProperty::Get(KUidPSApplicationManagementKeys,

                KAMOperationNonSilent, operNonSilent);

         RDEBUG_2( "CAMDownloader::Value of operNonSilent '%d'", operNonSilent );

        if (operNonSilent==1 || operNonSilent==KErrNotFound)

            {

            TApaTaskList taskList(CEikonEnv::Static()->WsSession() );

            TApaTask task = taskList.FindApp(TUid::Uid(KAppMgmtServerUid));

            task.SetWgId(CEikonEnv::Static()->RootWin().Identifier());

            if (task.Exists())

                task.BringToForeground();

            }

         else

            {

			RDEBUG( "CAMDownloadManager::HandleAlreadyRunningL - CreateAndUpdateProgressDialogL UI enabled = 0" );

		    TInt UIenabled = 0;

			TInt err = RProperty::Set(KUidPSApplicationManagementKeys,

			                KAMServerUIEnabled, UIenabled);

        	User::LeaveIfError(err); // invalid

			}

        iProgStarted = 1;

        }

    if (!iSetFinalValue && aContentSize>=0)

        {

        RDEBUG( "CAMDownloadManager::HandleAlreadyRunningL - SetFinalValue" );

        if (!iProgressCancelled)

        {

        iProgressNote->SetFinalValueL(aContentSize);

        iSetFinalValue = 1;

        }

        }

    else

        if (aContentSize>=0)

         {

            RDEBUG( "CAMDownloadManager::HandleAlreadyRunningL - UpdateProcessL" );

            if (!iProgressCancelled)

            {

             iProgressNote->UpdateProcessL(aDownloadedSize);

             }

          }

    RDEBUG( "CAMDownloadManager::HandleAlreadyRunningL - END" );

    }

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

// CAMDownloader::FileNameFromDownloadL

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

void CAMDownloader::FileNameFromDownloadL()

    {

    RFile f;

    TInt err(iDownload.GetFileHandleAttribute(f));

    if (err == KErrNone)

        {

        TFileName fn;

        err = f.Name(fn);

        if (err == KErrNone)

            {

            if (iFileName)

                {

                delete iFileName;

                iFileName = NULL;

                }

            iFileName = fn.AllocL();

            }

        else

            {

            }

        }

    else

        {

        RDEBUG_2( "CAMDownloader::GetFileNameL: WARNING Failed to get download file handle '%d'", err );

        RDEBUG("CAMDownloader::GetFileNameL: Using filename instead");

        TBuf<KMaxPath> file;

        err = iDownload.GetStringAttribute(EDlAttrDestFilename, file);

        if (err == KErrNone)

            {

            if (iFileName)

                {

                delete iFileName;

                iFileName = NULL;

                }

            iFileName = file.AllocL();

            }

        else

            {

            }

        }

    }

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

// CAMDownloader::ContentTypeFromDownloadL

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

void CAMDownloader::ContentTypeFromDownloadL()

    {

    TBuf8<KMaxContentTypeLength> contype;

    TInt err(iDownload.GetStringAttribute(EDlAttrContentType, contype) );

    if (err != KErrNone)

        {

        RDEBUG_2( "CAMDownloader::ContentTypeFromDownloadL: Failed to get content type: %d", err );

        }

    else

        {

        if (iContentType)

            {

            delete iContentType;

            iContentType = NULL;

            }

        iContentType = contype.AllocL();

        RDEBUG( "CAMDownloader::ContentTypeFromDownloadL: ");RDEBUG_HEX8( iContentType->Ptr(), iContentType->Size() );

        }

    }

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

// CAMDownloader::DownloadURIFromDownloadL

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

void CAMDownloader::DownloadURIFromDownloadL()

    {

    TBuf8<KMaxUrlLength> uri;

    TInt err(iDownload.GetStringAttribute(EDlAttrReqUrl, uri) );

    if (err != KErrNone)

        {

        RDEBUG_2( "CAMDownloader::DownloadURIFromDownloadL: Failed to get uri: %d", err );

        }

    else

        {

        if (iURI)

            {

            delete iURI;

            iURI = NULL;

            }

        iURI = uri.AllocL();

        RDEBUG( "CAMDownloader::DownloadURIFromDownloadL: ");RDEBUG_HEX8( iURI->Ptr(), iURI->Size() );

        }

    }

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

// CAMDownloader::FileName

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

const TDesC& CAMDownloader::FileName()

    {

    if (iFileName)

        {

        return *iFileName;

        }

    else

        {

        TRAPD( err, FileNameFromDownloadL() )

        ;

        if (err == KErrNone)

            {

            return *iFileName;

            }

        }

    return KNullDesC();

    }

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

// CAMDownloader::MimeType

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

const TDesC8& CAMDownloader::MimeType()

    {

    if (iContentType)

        {

        return *iContentType;

        }

    else

        {

        TRAPD( err, ContentTypeFromDownloadL() )

        ;

        if (err == KErrNone)

            {

            return *iContentType;

            }

        }

    return KNullDesC8();

    }

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

// CAMDownloader::DownloadURI

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

const TDesC8& CAMDownloader::DownloadURI()

    {

    if (iURI)

        {

        return *iURI;

        }

    else

        {

        TRAPD( err, DownloadURIFromDownloadL() )

        ;

        if (err == KErrNone)

            {

            return *iURI;

            }

        }

    return KNullDesC8();

    }

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

// CompareDownloadURI

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

TBool CAMDownloader::CompareDownloadURI(const TDesC8& aURI)

    {

    TBool match(EFalse);

    if (DownloadURI() == aURI)

        {

        match = ETrue;

        }

    return match;

    }

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

// DownloadStatusCode

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

TInt32 CAMDownloader::DownloadStatusCodeL(THttpDownloadState aDownloadState)

    {

    RDEBUG_2( "CAMDownloader::DownloadStatusCodeL: State '%d'", aDownloadState );	

    TInt32 code;

    User::LeaveIfError(iDownload.GetIntAttribute(EDlAttrStatusCode, code) );

    RDEBUG_2( "CAMDownloader::DownloadStatusCodeL: ERROR download status code '%d'", code );

    THttpDownloadMgrError errx;

    User::LeaveIfError(iDownload.GetIntAttribute(EDlAttrErrorId,

            (TInt32&)errx ) );

    RDEBUG_2( "CAMDownloader::DownloadStatusCodeL: ERROR download error id '%d'", errx );

    TInt32 gerr;

    User::LeaveIfError(iDownload.GetIntAttribute(EDlAttrGlobalErrorId, gerr) );

    RDEBUG_2( "CAMDownloader::DownloadStatusCodeL: ERROR global error id '%d'", gerr );

    TInt32 res(KErrNone);

    if (code == 0 || code == 200)

        {

        res = errx;

        }

    else

        {

        res = code;

        }

    if (errx == EHttpUnhandled || errx == EGeneral || errx

            == EConnectionFailed || errx == ETransactionFailed)

        {

        res = gerr;

        }

    if (errx == EDiskFull)

        res = KStatusDowloadFailedOOM;

    if(errx == ETransactionFailed && gerr == -7376)

        res = KStatusAltDowldUnavailable;

    if (errx == EHttpAuthenticationFailed)

        res = KStatusAlternateDownldAuthFail;

    RDEBUG( "Result code visited" ); 

    if(iCurrentDownloadProgState == EHttpProgConnectionSuspended && aDownloadState == EHttpDlPaused)

    {

      RDEBUG( "Connection lost and  suspended" ); 

      res = KStatusDownloadFailed;

    }

    // Display note in case of download failure

    // if download fails because of network loss then display note specific to Networkloss

    // else display note for general

    if(errx != ENoError )

    TRAP_IGNORE(DisplayDownloadFailedNoteL(errx,gerr));

    if (!iProgressCancelled)

            {

            RDEBUG( "iProgressNote->ProgressCompletedL() Start" ); 

            TRAP_IGNORE(iProgressNote->ProgressCompletedL());

            RDEBUG( "iProgressNote->ProgressCompletedL() End" ); 

            }

    iProgressCancelled = ETrue;

    RDEBUG_2( "CAMDownloader::DownloadStatusCodeL: Status code (%d)", res );

    return res;

    }

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

// DisplayDownloadFailedNoteL

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

void CAMDownloader::DisplayDownloadFailedNoteL(THttpDownloadMgrError aError, TInt32 aGlobalErr)

    {