/*

* Copyright (c) 2005-2007 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:  Profile plug-in publisher

*

*/

#include <ecom/ecom.h>

#include <ecom/implementationproxy.h>

#include <aicontentobserver.h>

#include <aiutility.h>

#include <aipspropertyobserver.h>

#include <PUAcodes.hrh>

#include <aipluginsettings.h>

#include <badesca.h>

#include <fbs.h>

#include <gulicon.h>

#include <AknsSkinInstance.h> 

#include <AknsUtils.h> 

#include <AknsConstants.h>

#include <e32property.h>

#include <activeidle2domainpskeys.h>

#include "sapidatapluginconst.h"

#include "sapidatapluginuids.hrh"

#include "sapidataplugin.h"

#include "sapidata.h"

// CONST CLASS VARIABLES

const TImplementationProxy KImplementationTable[] =

    {

    IMPLEMENTATION_PROXY_ENTRY( KImplUidDataPlugin, CSapiDataPlugin::NewL ) 

    };

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

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

// Constructs and returns an application object.

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

//

EXPORT_C const TImplementationProxy* ImplementationGroupProxy(TInt& aTableCount )

    {

    aTableCount = sizeof( KImplementationTable ) /

        sizeof( TImplementationProxy );

    return KImplementationTable;

    }

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

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

// Symbian 2nd phase constructor can leave

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

//

CSapiDataPlugin* CSapiDataPlugin::NewL()

    {

    CSapiDataPlugin* self = new (ELeave) CSapiDataPlugin;

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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

// Default constructor

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

//

CSapiDataPlugin::CSapiDataPlugin()

    {

    }

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

// Symbian 2nd phase constructor can leave

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

//

void CSapiDataPlugin::ConstructL()

    { 

    iInfo.iUid.iUid = SAPIDP_UID_ECOM_IMPLEMENTATION_CONTENTPUBLISHER_DATAPLUGIN; 

    iPluginState = ENone;

    iHSForeGround = EFalse;

    iKeyLockOn = EFalse;

    iNetworkStatus = EUnknown;

    iData = CSapiData::NewL(this);

    }

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

// Destructor

// Deletes all data created to heap

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

//

CSapiDataPlugin::~CSapiDataPlugin()

    {

    // deactivate the publishers

    if( iData )

        {

        TRAP_IGNORE(iData->DeActivateL());

        delete iData;

        }

    iObservers.Close();

    Release( iContent );

    iDataArray.ResetAndDestroy();

    if( iContentModel)

        {

        for( TInt i = iDataCount-1;i>=0  ; i-- )

            {

            User::Free((TAny*)iContentModel[i].cid);   

            }

        delete []iContentModel;

        }

    iIconArray.Reset();

    }

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

// From class CAiContentPublisher

// Plug-ins take ownership of the settings array, so it must either

// store it in a member or free it.

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

//

void CSapiDataPlugin::ConfigureL( RAiSettingsItemArray& aSettings )

    {

    if( iDataCount > 0 )

        {

        // We own the array so destroy it

         aSettings.ResetAndDestroy();

         return;

        }

    RAiSettingsItemArray contentItemsArr;

    RAiSettingsItemArray configurationItemsArr;

    TInt count = aSettings.Count();

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

        {

        MAiPluginSettings* pluginSetting = aSettings[i];

        if( pluginSetting->AiPluginItemType() == EAiPluginContentItem )

            {

            contentItemsArr.Append(pluginSetting);

            }

        else if( pluginSetting->AiPluginItemType() == EAiPluginConfigurationItem )

            {

            configurationItemsArr.Append(pluginSetting);

            }

        }

    iDataCount = contentItemsArr.Count();

    if(iDataCount > 0 )

        {

        // Create the content Model

        HBufC* contentId = HBufC::NewLC( KAiContentIdMaxLength + KAiPluginNameMaxLength );

        iContentModel = new TAiContentItem[iDataCount];

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

            {

            MAiPluginContentItem& contentItem = (contentItemsArr[i])->AiPluginContentItem();

            iContentModel[i].id = i;

            if( contentItem.Type() == KText() || contentItem.Type() == KNewsTicker() )

                {

                // text

                iContentModel[i].type = KAiContentTypeText;

                }

            if( contentItem.Type() == KImage() )

                {

                // image

                iContentModel[i].type = KAiContentTypeBitmap;

                }

            contentId->Des().Copy(contentItem.Name());

            contentId->Des().Delete(0, contentId->Des().LocateReverse(KPluginNameSeprator) +1);

            TInt sizeOfContentId = contentId->Des().Size()+sizeof(wchar_t);

            iContentModel[i].cid = static_cast<const wchar_t*>( User::Alloc( sizeOfContentId ) );

            Mem::Copy((TAny*)iContentModel[i].cid, contentId->Des().PtrZ(), sizeOfContentId);

            contentId->Des().Delete( 0, contentId->Des().Length());

            }    

        CleanupStack::PopAndDestroy( contentId );

        iContent = AiUtility::CreateContentItemArrayIteratorL( iContentModel, iDataCount );

        // Configurations 

        iData->ConfigureL(configurationItemsArr);

        // Activate the publisher

        iData->ActivateL();

        // Register for notifications

        iData->RegisterPublisherObserverL();

        PublishL();

        iPluginState = ESuspend;

        iData->RegisterContentObserverL();

        }

    contentItemsArr.Reset();

    configurationItemsArr.Reset();

       // We own the array so destroy it

    aSettings.ResetAndDestroy();

    // publish the initial data

    }

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

// Publishes widget's texts and images

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

//

void CSapiDataPlugin::PublishL()

    {

    User::LeaveIfError( iRfs.Connect() );

    TInt observers( iObservers.Count() );        

    TInt transactionId = reinterpret_cast<TInt>( this );

    for ( int i = 0; i < observers; i++ )

        {

        MAiContentObserver* observer = iObservers[i];

		if ( observer->StartTransaction( transactionId ) == KErrNone ) 				

            {

            // Publish all the data

    		iData->PublishL(observer, KAll );

    	    observer->Commit( transactionId );

            }

		// Release memory of the published text

        iDataArray.ResetAndDestroy();

        // Release memory of the published icons

        iIconArray.Reset();

        }

    iRfs.Close();

    }

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

// Publish a specific text of the widget  

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

//

void CSapiDataPlugin::PublishTextL(MAiContentObserver* aObserver, 

        TInt& aContentId, TDesC& aContentValue)

    {

    if ( aObserver->CanPublish( *this,  aContentId  ,  aContentId  ) )

        {

        if( aContentValue.Length() > 0 )

            {

            HBufC* contentText = HBufC::NewLC(aContentValue.Size());

            TPtr cDes = contentText->Des();

            cDes.Copy(aContentValue);

            aObserver->Publish( *this, aContentId, cDes, aContentId );  

            iDataArray.AppendL( contentText );

            CleanupStack::Pop( contentText );

            }

        else

            {

            aObserver->Clean( *this, aContentId, aContentId );

            }

        }

    }

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

// Publish a specific image of the widget  

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

//

void CSapiDataPlugin::PublishImageL(MAiContentObserver* aObserver,

        TInt aContentId, TDesC& aPath )

    {

    TInt err = KErrNone;

    TAknsItemID iconId;

    iconId.iMajor=0;

    iconId.iMinor=0;

    TInt bitmapId(0);

    TInt maskId(0);

    TFileName fileName;

    CGulIcon* icon = NULL;

    CFbsBitmap* bitmap = NULL;

    CFbsBitmap* mask = NULL;

    if ( aObserver->CanPublish( *this, aContentId , aContentId ) )

      {

      TBool inSkin = iData->ResolveSkinIdAndMifId( aPath, iconId, bitmapId, maskId, fileName  );

      if ( inSkin )

          {

          // Load from skin 

          MAknsSkinInstance* skin = AknsUtils::SkinInstance();

          if ( iconId.iMajor != 0 && iconId.iMajor!=0 )

              {

              // Create icon with fall back 

              TRAP_IGNORE(AknsUtils::CreateIconL(

                      skin,

                      iconId,

                      bitmap,

                      mask,

                      fileName,  /* backup filename */

                      bitmapId,  /* backup bit map id */

                      maskId));   /* backup mask id */

              }

          else if( bitmapId !=0 )

              {

              if ( maskId!=0 )

                  {

                  // Create icon from Mif filename , bitmap id and mask id

                  TRAP_IGNORE(icon = AknsUtils::CreateGulIconL(

                          skin,

                          iconId,

                          fileName,

                          bitmapId,

                          maskId) );

                  }

              else

                  {

                  TRAP_IGNORE(AknsUtils::CreateIconL(

                          skin,

                          iconId,

                          bitmap,

                          fileName,  /* backup filename */

                          bitmapId)); /* backup bit map id */

                  }

              }

          if ( icon == NULL && bitmap !=  NULL )

              {

              icon = CGulIcon::NewL( bitmap, mask );

              }

          if ( icon != NULL ) // Syntax correct but icon not found

              {

              aObserver->PublishPtr( *this, aContentId, icon , aContentId );

              iIconArray.Append(icon);

              } 

          else

              {

              err = KErrNotFound;   

              aObserver->Clean( *this, aContentId, aContentId );

              }

          }

      else  // Interpret as File path

          {

          RFile* iconFile = new (ELeave) RFile();

          err = iconFile->Open( iRfs, aPath, EFileShareReadersOnly |  EFileRead );

          if( err == KErrNone )

            {

             aObserver->Publish( *this, aContentId, *iconFile, aContentId );

            }

          else

              {

              aObserver->Clean( *this, aContentId, aContentId );

              }

          iconFile->Close();

          delete iconFile;

          iconFile = NULL;

          }

        }

    }

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

// Publish a image of the widget  

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

//

void CSapiDataPlugin::PublishImageL(MAiContentObserver* aObserver, 

        TInt& aContentId, TInt aHandle, TInt aMaskHandle )

    {

    if ( aObserver->CanPublish( *this, aContentId , aContentId ) )

        {

        if( aHandle != KErrBadHandle  )

            {

            CFbsBitmap* bitmap = new (ELeave) CFbsBitmap();

            if( KErrNone == bitmap->Duplicate( aHandle) )

                {

                // Take the ownership

                CGulIcon* icon = CGulIcon::NewL(bitmap);

                if( aMaskHandle != KErrBadHandle )

                    {

                    CFbsBitmap* mask = new (ELeave) CFbsBitmap();

                    if (KErrNone == mask->Duplicate( aMaskHandle) )

                        {

                        icon->SetMask( mask );            

                        }

                    }

                aObserver->PublishPtr( *this, aContentId, icon , aContentId );

                iIconArray.Append(icon);

                }

            else

                {

                delete bitmap;

                bitmap = NULL;

                aObserver->Clean( *this, aContentId, aContentId );

                }

            }

          }

    }

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

// Gets the id of a content  

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

//

TInt CSapiDataPlugin::GetIdL( TDesC& aObjectId)

	{

    TInt id = KErrNotFound;

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

		{

		 if( aObjectId == ContentCid(iContentModel[i] ) )

			 {

			 id = iContentModel[i].id;

			 break;

			 }

		}

	return id;

	}

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

// Gets type of a content

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

//

const TDesC& CSapiDataPlugin::GetTypeL(TDesC& aObjectId )

	{

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

		{

		 if( aObjectId ==  ContentCid(iContentModel[i]) )

			 {

			 if( iContentModel[i].type ==  KAiContentTypeText)

				 {

				 return KText();

				 }

			 else if( iContentModel[i].type == KAiContentTypeBitmap)

				 {

				 return KImage();

				 }

			 }

		}

	return KNullDesC();

	}

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

//Refresh a specific image of text in the widget

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

//

void CSapiDataPlugin::RefreshL(TDesC& aContentType, TDesC& aOperation)

    {

     User::LeaveIfError( iRfs.Connect() );

	 TInt observers( iObservers.Count() );        

	 TInt transactionId = reinterpret_cast<TInt>( this );

	 for ( TInt obsIndex = 0; obsIndex < observers; obsIndex++ )

		{

		MAiContentObserver* observer = iObservers[obsIndex];

		if ( observer->StartTransaction( transactionId ) == KErrNone ) 				

			{

			if ( aOperation != KOperationDelete )

				{

				iData->PublishL( observer, aContentType );

				}

			else

				{

				iData->RemoveL( observer, aContentType  );	

				}

			observer->Commit( transactionId );

			}

		 // Relese memory of the published text

         iDataArray.ResetAndDestroy();

		 iIconArray.Reset();

		}

	 iRfs.Close();

    }

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

// Cleans a data from the widget

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

//

void CSapiDataPlugin::Clean(MAiContentObserver* aObserver, 

        TInt& aContentId )

	{

	 if ( aObserver->CanPublish( *this, aContentId, aContentId ) )

		{

		aObserver->Clean( *this, aContentId, aContentId );		

		}

	}

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

// From class CAiContentPublisher

// Plug-in is requested to unload its engines due backup operation

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

//

void CSapiDataPlugin::Stop( TAiTransitionReason aReason )

    {

    if( iPluginState == EResume )

        {

        Suspend( aReason );

        }

    }

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

// From class CAiContentPublisher

// Plug-in is instructed that it is allowed to consume CPU resources

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

//

void CSapiDataPlugin::Resume( TAiTransitionReason aReason )

    {

    TRAP_IGNORE( DoResumeL( aReason ) ); 

    }

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

// From class CAiContentPublisher

// Plug-in is instructed that it is not allowed to consume CPU resources

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

//

void CSapiDataPlugin::Suspend( TAiTransitionReason aReason )

    {

    switch( aReason )

		{

		case EAiKeylockDisabled:

        case EAiKeylockEnabled:

        	{

        	// handled in resume 

        	TRAP_IGNORE( DoResumeL( aReason ) ); 

        	break;

        	}

        default :

        	{