/*

* Copyright (c) 2007-2007 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of the License "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:  This Class provides the core functionality to Application Manager

*				 SAPI

*

*/

#include <e32std.h>

#include <apgcli.h>

#include "appmanagerservice.h"

#include "launcher.h"

#include "launcherobserver.h"

#include "installpkgiterator.h"

#include "appiterator.h"

#include "asynchrequestmanager.h"

//Content Type

_LIT(KApplication,"Application");

_LIT(KUserInstalledPackage,"UserInstalledPackage");

#define KMAXPATHLENGTH 255

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

// CAppManagerService::NewLC

// Returns the instance of CAppManagerService class.

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

EXPORT_C CAppManagerService* CAppManagerService::NewL()

	{

	CAppManagerService* self = new ( ELeave )CAppManagerService();

	CleanupStack::PushL( self );

	self->ConstructL();

	CleanupStack::Pop( self );

	return self;

	}

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

// CAppManagerService::~CAppManagerService

// Destructor

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

CAppManagerService::~CAppManagerService()

	{

	//releasing the AsynchRequestManager class   

    delete iAsynchReqMngr;    

	//Closing the session of application  arch server

    iApaLsSession.Close();

    //releasing the launcher class

    delete iLauncher;

  	}

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

// CAppManagerService::LaunchApplication

// This function Launch the given Application

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

EXPORT_C void CAppManagerService::LaunchApplicationL( const TDesC& aAppId,

                                                      const TDesC8& aCmdLine,

                                                      const TOptions& aOptions,

                                                      MAppObserver* aObserver,

                                                      TInt32 aTransactionID )

	{

    if ( !aObserver )

        {

        //Synchronous call

        iLauncher->LaunchApplicationL( aAppId, aCmdLine, aOptions);

        }

    else

        {

        //Asynchorous opertaion

        //Add observer for supporting cancel to multiple asynch request

        TThreadId threadId =iLauncher->LaunchApplicationL( aAppId, aCmdLine, aOptions);

        CLauncherObserver* observer = iAsynchReqMngr->AddObsereverLC( aObserver,aTransactionID, threadId );

        CleanupStack::Pop( observer );

	    }

   }

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

// CAppManagerService::LaunchApplication

// This function Launch the given content

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

EXPORT_C void CAppManagerService::LaunchDocumentL( TDocument& aCriteria,

       	                                           const TDesC8& aMimeType,

       	                                           const TOptions& aOptions ,

       	                                           TDesC& aFileName,

       	                                           MAppObserver* aObserver,

       	                                           TInt32 aTransactionID )

	{

    if ( !aObserver )

        {

        //Synchronous call

        __UHEAP_MARK;

        iLauncher->LaunchDocumentL( aCriteria, aMimeType, aOptions, aFileName);

        __UHEAP_MARKEND;

        }

    else

        {

        //Asynchorous call

        //Add observer for supporting cancel to multiple asynch request

        TThreadId threadId = iLauncher->LaunchDocumentL(aCriteria, aMimeType, aOptions, aFileName );

        CLauncherObserver* observer = iAsynchReqMngr->AddObsereverLC( aObserver,aTransactionID, threadId );

        CleanupStack::Pop( observer );

        }

   }

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

// CAppManagerService::GetListL

// This function gives the list of all appication or installed packages 

// according to the content

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

EXPORT_C void  CAppManagerService::GetListL( MIterator*&   aIterator,

                                             const TDesC& aContent, 

                                             const CFilterParam* aFilterParam )

    {

	if( KErrNone == aContent.CompareF(KApplication) )

		{

        //CAppIterator class traverse the list of all application

		aIterator = CAppIterator::NewL( iApaLsSession, aFilterParam );

		}

	else if(KErrNone == aContent.CompareF(KUserInstalledPackage) )

		{

		//CInstallPkgIterator class traverse the list of user intsalled package

		aIterator = CInstallPkgIterator::NewL();

		}

	else

		{

		// wrong content

		User::Leave( KErrArgument );

		}

	}

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

// CAppManagerService::Cancel

// Cancel the pending asynchronous request

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

EXPORT_C TInt CAppManagerService::Cancel( TInt32 aTransactionID )

	{

       return iAsynchReqMngr->Cancel( aTransactionID );

	}

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

// CAppManagerService::CAppManagerService

// ConstructorL

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

void CAppManagerService::ConstructL()

	{

	//opening the session with application arch server

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

    //creating the instance of launcher class for delegating all launching request

    iLauncher = CLauncher::NewL( iApaLsSession );

	 //creating the instance of Asynch request manager which care the multiple asynch request

    iAsynchReqMngr = CAsynchRequestManager::NewL();

	}

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

// CAppManagerService::ValidateFilePathL

// Validate the given filepath

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

void CAppManagerService::ValidateFilePathL(const TDesC& aFilePath)

	{

	RFile file;	

	RFs fs;

	if (aFilePath.Length() > KMAXPATHLENGTH)

		User::Leave(KErrArgument);

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

 	CleanupClosePushL(fs);

 	if (file.Open(fs, aFilePath, EFileRead) != KErrNone)

 		{

 		User::Leave(KErrPathNotFound);

 		}

 	CleanupStack::PopAndDestroy();

	}