/*

* Copyright (c) 2008-2009 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: 

* Implements  a built-in SIF launcher that integrates the SIF API with AppArc.

* Thanks to this integration,  generic applications may launch installation of

* a common scenario widely used, for example by file and web browsers, when

* the user clicks on a file or link.

*

*/

/**

 a software component using @see RApaLsSession::StartDocument. This is

*/

#include <e32base.h>

#include <apgcli.h>

#include <apacmdln.h>

#include <f32file.h>

#include <usif/sif/sif.h>

#include "usiflog.h"

using namespace Usif;

LOCAL_C void LaunchInstallL();

/** main function called by E32 */

GLDEF_C TInt E32Main()

	{

	CTrapCleanup* cleanup=CTrapCleanup::New();

	__UHEAP_MARK;

	TRAPD(err,LaunchInstallL());

	__UHEAP_MARKEND;

	delete cleanup;

	return err;

	}

LOCAL_C void LaunchInstallL()

    {

	// Get the command line object with data as attached to the process by AppArc.

	CApaCommandLine* commandLine = NULL;

	TInt err = CApaCommandLine::GetCommandLineFromProcessEnvironment(commandLine);

	DEBUG_PRINTF2(_L8("SIF Launcher: CApaCommandLine::GetCommandLineFromProcessEnvironment result = %d\n"),err);

	User::LeaveIfError(err);

	CleanupStack::PushL(commandLine);

	switch (commandLine->Command())

		{

		case EApaCommandOpen:

			{

			// Open the file and use the handle to install it

			RFile fileHandle;

			CleanupClosePushL(fileHandle);

			commandLine->GetFileByHandleL(fileHandle);

			// Establish a connection with the SIF server

			RSoftwareInstall sif;

			err = sif.Connect();

			if (err != KErrNone)

				{

				DEBUG_PRINTF2(_L8("SIF Launcher: RSoftwareInstall::Connect() failed, error = %d\n"),err);

				User::Leave(err);

				}

			CleanupClosePushL(sif);

			TRequestStatus status;

			if (fileHandle.SubSessionHandle() != KNullHandle)

				{

				// We've got a working file handle, so use it...

				DEBUG_PRINTF(_L8("SIF Launcher: installation by file handle...\n"));

				sif.Install(fileHandle, status);

				}

			else

				{

				// ...otherwise the file name of a package

				DEBUG_PRINTF(_L8("SIF Launcher: installation by file name...\n"));

				sif.Install(commandLine->DocumentName(), status);

				}

			User::WaitForRequest(status);

			DEBUG_PRINTF2(_L8("SIF Launcher: installation finished with err = %d\n"),status.Int());

			CleanupStack::PopAndDestroy(2, &fileHandle);

			break;

			}

		/* SIF Launcher doesn't support the following commands:

		- EApaCommandCreate,

		- EApaCommandRun,

		- EApaCommandBackground,

		- EApaCommandViewActivate,

		- EApaCommandRunWithoutViews,

		- EApaCommandBackgroundAndWithoutViews */

		default:

			User::Leave(KErrNotSupported);

			break;

		}

	CleanupStack::PopAndDestroy(commandLine);

	}