/*
* Copyright (c) 2002-2006 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 CDocumentHandler class.
*
*/
// INCLUDE FILES
#include "DocumentHandler.h" // Class Declaration
#include "DocConstants.h"
// All special handlers and the default handler
#include "DocDefaultHandler.h"
#include "DocImageHandler.h"
#include "DocGameHandler.h"
#include "DocAppInstHandler.h"
//#include "DocMidletHandler.h"
#ifdef ENABLE_DRM
#include "DocDCFHandler.h"
#include <Oma2Agent.h>
#endif // ENABLE_DRM
#include <AiwGenericParam.h>
#include <featmgr.h>
#include <centralrepository.h>
#include <CommonUiInternalCRKeys.h>
#define LEAVEONERROR( error ) if( error != KUserCancel && error != KErrNone )\
User::Leave( error )
const TInt KDocMaxCenRepBufLen = 1024;
const TInt KDocPDMaxMimeLen = 64;
const TInt KDocPDMaxUids = 24;
const TInt KDocPDMaxUidLen = 12;
const TInt KDocMaxDigitsInHexString = 8; // 32 bits.
// ================= MEMBER FUNCTIONS =======================
// C++ default constructor can NOT contain any code, that
// might leave.
// @since Series60 3.0
//
CDocumentHandler::CDocumentHandler()
{
}
// Two-phased constructor.
// @since Series60 3.0
EXPORT_C CDocumentHandler* CDocumentHandler::NewL( )
{
CDocumentHandler* self = NewLC( );
CleanupStack::Pop();
return self;
}
// Two-phased constructor.
// @since Series60 3.0
EXPORT_C CDocumentHandler* CDocumentHandler::NewLC( )
{
CDocumentHandler* self = new( ELeave ) CDocumentHandler ( );
CleanupStack::PushL( self );
self->ConstructL();
return self;
}
// EPOC default constructor can leave.
void CDocumentHandler::ConstructL()
{
iApaLs = new ( ELeave ) RApaLsSession;
User::LeaveIfError(iApaLs->Connect());
FeatureManager::InitializeLibL();
iTempFileName.Zero();
}
// Two-phased constructor.
EXPORT_C CDocumentHandler* CDocumentHandler::NewL( CEikProcess* /*aProcess*/ )
{
CDocumentHandler* self = NewLC( );
CleanupStack::Pop();
return self;
}
// Two-phased constructor.
EXPORT_C CDocumentHandler* CDocumentHandler::NewLC( CEikProcess* /*aProcess*/ )
{
CDocumentHandler* self = new( ELeave ) CDocumentHandler ( );
CleanupStack::PushL( self );
self->ConstructL();
return self;
}
// Destructor
EXPORT_C CDocumentHandler::~CDocumentHandler()
{
FeatureManager::UnInitializeLib();
if ( iApaLs )
{
iApaLs->Close();
delete iApaLs;
}
CloseSharableFS();
// If we have temp file, we use iHandler services to delete this file
if ( iTempFileName.Length() != 0 && iHandler )
{
iHandler->DeleteFile(iTempFileName);
}
delete iHandler;
if ( iInParams )
{
delete iInParams;
}
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler instance destructed succesfully!"));
#endif
}
// ---------------------------------------------------------
// RApaLsSession* CDocumentHandler::ApaLs()
// Returns Application list server object
// ---------------------------------------------------------
RApaLsSession* CDocumentHandler::ApaLs()
{
return iApaLs;
}
// ---------------------------------------------------------
// CDocumentHandler::DocOperation()
// Returns CDocumentHandler::iOperation.
// ---------------------------------------------------------
TDocOperation CDocumentHandler::DocOperation() const
{
return iOperation;
}
// ---------------------------------------------------------
// MApaEmbeddedDocObserver* CDocumentHandler::ExitObserver()
// Returns ExitObserver
// @since Series60 3.0
// ---------------------------------------------------------
MAknServerAppExitObserver* CDocumentHandler::ServerAppExitObserver() const
{
return iServerAppExitObserver;
}
// ---------------------------------------------------------
// CDocumentHandler::SaveL
// Save content to the correct directory based on aDataType
// with a generated filename and attributes.
//
// This functions calls other SaveL version.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::SaveL(
const TDesC8& aContent, // Content buffer
TDataType& aDataType, // Mime type of the content
const TUint aAttr ) // Save with these attributes
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::SaveL(aContent, aDataType, aAttr) Called"));
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S "), &mimetype);
#endif
TFileName nullFileName;
return SaveL(aContent, aDataType, nullFileName, aAttr);
}
// ---------------------------------------------------------
// CDocumentHandler::SaveL
// Save content to the correct directory based on aDataType
// with aFileName and attributes.
//
// We first save wile with SaveTempFileL command.
// After that we use MoveL command.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::SaveL(
const TDesC8& aContent, // Content buffer
TDataType& aDataType, // Mime type of the content
const TDesC& aName, // Save with this name
const TUint aAttr ) // Save with these attributes
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::SaveL(aContent, aDataType, aFileName, aAttr) Called"));
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- aFileName: %S "), &mimetype, &aName);
#endif
TUid uid = { 0 };
TInt error;
if (aDataType.Des8().FindF( KDummyMimeType ) != KErrNotFound)
{
return KErrNone;
}
TFileName tempFileName;
iOperation = EDocSaveTemp; // First save temp file
// Use Default Handler for saving whatever mimetype actually is
delete iHandler; // delete the old handler
iHandler = NULL;
iHandler = CDocDefaultHandler::NewL( aDataType,
uid, this, EDocSaveOnly );
error = iHandler->SetDestName( aName ); // Save with this file name
// Close if existing sharable RFs and create new for sharing purposes.
if ( error == KErrNone )
{
CloseSharableFS();
User::LeaveIfError(iSharableFS.Connect());
iSharableFS.ShareProtected();
}
if ( error == KErrNone )
{
error = iHandler->SaveTempFileL( aContent, KEntryAttNormal, tempFileName);
}
iOperation = EDocMove; // Move temp file to correct folder
if ( error == KErrNone )
{
RecognizeAndCheckFileL( tempFileName, aDataType, uid );
TRAP( error, FindHandlerL( aDataType, uid ) ); // allow unsupported.
if ( error == KMimeNotSupported )
{
iHandler = CDocDefaultHandler::NewL( aDataType, uid, this, EDocSaveOnly );
error = KErrNone;
}
else
{
User::LeaveIfError( error );
}
}
if ( !iHandler->CanSave() )
{
User::Leave( KErrNotSupported );
}
if ( error == KErrNone )
{
error = iHandler->SetSrcFileName( tempFileName );
}
if ( error == KErrNone )
{
error = iHandler->SetDestName( aName );
}
// We use CopyOrMoveL-function, iOperation is checked there
if ( error == KErrNone )
{
error = iHandler->CopyOrMoveL( aAttr );
}
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::SaveL: finished with error=%d."), error);
#endif
LEAVEONERROR( error );
// Because DCF files are not tried to be recognized we return empty
// type here. Normally the return value has the type which was used
// when handler was selected.
#ifdef ENABLE_DRM
#ifdef __DRM_OMA2
if ( aDataType.Des8().FindF( KOma1DcfContentType ) != KErrNotFound ||
aDataType.Des8().FindF( KOma2DcfContentType ) != KErrNotFound )
#else // __DRM_OMA2
if ( aDataType.Des8().FindF( KOma1DcfContentType ) != KErrNotFound )
#endif // __DRM_OMA2
{
TDataType emptyDataType;
aDataType = emptyDataType;
}
#endif // ENABLE_DRM
return error;
}
// ---------------------------------------------------------
// CDocumentHandler::CopyL
// Copy file to the correct directory based on it's mime type.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::CopyL(
const TDesC& aFileNameOld, // copy data from this file
const TDesC& aFileNameNew, // using this filename
TDataType& aDataType, // Mime type of data
const TUint aAttr ) // use these attributes
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::CopyL(aFileNameOld, aFileNameNew, aDataType, aAttr) Called"));
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- aFileNameOld: %S -- aFileNameNew: %S"), &mimetype, &aFileNameOld, &aFileNameNew);
#endif
TInt error = KErrNone;
TUid uid = { 0 };
if (aDataType.Des8().FindF( KDummyMimeType ) != KErrNotFound)
{
return KErrNone;
}
iOperation = EDocCopy;
RecognizeAndCheckFileL( aFileNameOld, aDataType, uid );
TRAP( error, FindHandlerL( aDataType, uid ) ); // allow unsupported.
if ( error == KMimeNotSupported )
{
iHandler = CDocDefaultHandler::NewL( aDataType, uid, this, EDocSaveOnly );
error = KErrNone;
}
else
{
User::LeaveIfError( error );
}
if ( !iHandler->CanSave() )
{
User::Leave( KErrNotSupported );
}
error = iHandler->SetSrcFileName( aFileNameOld );
if ( error == KErrNone )
{
// If aFileNameNew is not set, use source file name
if (aFileNameNew.Length() != 0)
{
error = iHandler->SetDestName( aFileNameNew );
}
else
{
error = iHandler->SetDestName( aFileNameOld );
}
}
// We use CopyOrMoveL-function, iOperation is checked there
if ( error == KErrNone )
{
error = iHandler->CopyOrMoveL( aAttr );
}
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::CopyL: finished with error=%d."), error);
#endif
LEAVEONERROR( error );
return error;
}
// ---------------------------------------------------------
// CDocumentHandler::CopyL
// Copy file to the correct directory based on it's mime type.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::CopyL(
const RFile& aFileOld, // copy data from this file
const TDesC& aFileNameNew, // using this filename
TDataType& aDataType, // Mime type of data
const TUint aAttr ) // use these attributes
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::CopyL(aFileOld, aFileNameNew, aDataType, aAttr) Called"));
TPtrC mimetype = aDataType.Des();
TFileName fileNameOld;
aFileOld.FullName(fileNameOld);
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- aFileOld (name): %S -- aFileNameNew: %S"), &mimetype, &fileNameOld, &aFileNameNew);
#endif
TInt error = KErrNone;
TUid uid = { 0 };
if (aDataType.Des8().FindF( KDummyMimeType ) != KErrNotFound)
{
return KErrNone;
}
iOperation = EDocCopy;
RecognizeAndCheckFileL( const_cast<RFile&>(aFileOld), aDataType, uid );
TRAP( error, FindHandlerL( aDataType, uid ) ); // allow unsupported.
if ( error == KMimeNotSupported )
{
iHandler = CDocDefaultHandler::NewL( aDataType, uid, this, EDocSaveOnly );
error = KErrNone;
}
else
{
User::LeaveIfError( error );
}
if ( !iHandler->CanSave() )
{
User::Leave( KErrNotSupported );
}
TFileName filenameold;
aFileOld.FullName( filenameold );
iHandler->SetSrcFileName( filenameold );
iHandler->SetSrcFile( aFileOld );
// If aFileNameNew is not set, use source file name
if (aFileNameNew.Length() != 0)
{
error = iHandler->SetDestName( aFileNameNew );
}
else
{
aFileOld.Name( filenameold );
error = iHandler->SetDestName( filenameold );
}
// Let's do actual copying using CopyHandleL method
if ( error == KErrNone )
{
error = iHandler->CopyHandleL( aFileOld, aAttr );
}
iHandler->ResetSrcFile();
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::CopyL: finished with error=%d."), error);
#endif
LEAVEONERROR( error );
return error;
}
// ---------------------------------------------------------
// CDocumentHandler::MoveL
// Move file to the correct directory based on it's mime type.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::MoveL(
const TDesC& aFileNameOld, // Move this file ...
const TDesC& aFileNameNew, // ...to this filename
TDataType& aDataType, // Mime type of data
const TUint aAttr ) // use these attributes to new file
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::MoveL(aFileNameOld, aFileNameNew, aDataType, aAttr) Called"));
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- aFileNameOld: %S -- aFileNameNew: %S"), &mimetype, &aFileNameOld, &aFileNameNew);
#endif
TInt error = KErrNone;
TUid uid = { 0 };
if (aDataType.Des8().FindF( KDummyMimeType ) != KErrNotFound)
{
return KErrNone;
}
iOperation = EDocMove;
RecognizeAndCheckFileL( aFileNameOld, aDataType, uid );
TRAP( error, FindHandlerL( aDataType, uid ) ); // allow unsupported.
if ( error == KMimeNotSupported )
{
iHandler = CDocDefaultHandler::NewL( aDataType, uid, this, EDocSaveOnly );
error = KErrNone;
}
else
{
User::LeaveIfError( error );
}
if ( !iHandler->CanSave() )
{
User::Leave( KErrNotSupported );
}
error = iHandler->SetSrcFileName( aFileNameOld );
if ( error == KErrNone )
{
error = iHandler->SetDestName( aFileNameNew );
}
// We use CopyOrMoveL-function, iOperation is checked there
if ( error == KErrNone )
{
error = iHandler->CopyOrMoveL( aAttr );
}
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::MoveL: finished with error=%d."), error);
#endif
LEAVEONERROR( error );
return error;
}
// ---------------------------------------------------------
// CDocumentHandler::SilentMoveL
// Move file to the correct directory based on it's mime type.
// Not any user interaction.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::SilentMoveL(
const TDesC& aFileNameOld,
const TDesC& aNameNew,
const TDesC& aRootPath,
TDataType& aDataType,
const TUint aAttr )
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::SilentMoveL(aFileNameOld, aFileNameNew, aDataType, aAttr) Called"));
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- aFileNameOld: %S -- aFileNameNew: %S"), &mimetype, &aFileNameOld, &aNameNew);
#endif
TInt error = KErrNone;
TUid uid = { 0 };
if (aDataType.Des8().FindF( KDummyMimeType ) != KErrNotFound)
{
return KErrNone;
}
iOperation = EDocSilentMove;
RecognizeAndCheckFileL( aFileNameOld, aDataType, uid );
TRAP( error, FindHandlerL( aDataType, uid ) ); // allow unsupported.
if ( error == KMimeNotSupported )
{
iHandler = CDocDefaultHandler::NewL( aDataType, uid, this, EDocSaveOnly );
error = KErrNone;
}
else
{
User::LeaveIfError( error );
}
if ( !iHandler->CanSave() )
{
User::Leave( KErrNotSupported );
}
error = iHandler->SetRootPath( aRootPath );
if ( error == KErrNone )
{
error = iHandler->SetSrcFileName( aFileNameOld );
}
if ( error == KErrNone )
{
error = iHandler->SetDestName( aNameNew );
}
// We use CopyOrMoveL-function, iOperation is checked there
if ( error == KErrNone )
{
error = iHandler->CopyOrMoveL( aAttr );
}
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::SilentMoveL: finished with error=%d."), error);
#endif
LEAVEONERROR( error );
return error;
}
// ---------------------------------------------------------
// CDocumentHandler::OpenFileL
//
// Open a file with a given data type standalone.
// Calls other version of OpenFileL.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::OpenFileL(
const TDesC& aFileName, // Read data from here
TDataType& aDataType ) // mime type of the data
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OpenFileL(aFileName, aDataType) Called"));
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- aFileName: %S "), &mimetype, &aFileName);
#endif
RFile fileHandle;
OpenTempFileL(aFileName, fileHandle);
TInt error = OpenFileL(fileHandle, aDataType);
fileHandle.Close();
return error;
}
// ---------------------------------------------------------
// CDocumentHandler::OpenFileL
//
// Open a file with a given data type standalone. First
// check that the content is supported and get the handler
// application's UID. Based on that UID find the correct
// handler for the content. File data is not copied over.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::OpenFileL(
RFile& aSharableFile,
TDataType& aDataType)
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OpenFileL(aSharableFile, aDataType) Called"));
TPtrC mimetype = aDataType.Des();
TFileName filename;
aSharableFile.FullName(filename);
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- fullname of filehandle: %S "), &mimetype, &filename);
#endif
TUid uid = { 0 };
TInt error;
if (aDataType.Des8().FindF( KDummyMimeType ) != KErrNotFound)
{
return KErrNone;
}
iOperation = EDocOpenFile;
RecognizeAndCheckFileL( aSharableFile, aDataType, uid );
FindHandlerL( aDataType, uid );
if ( !iHandler->CanOpen() )
{
User::Leave( KErrNotSupported );
}
error = iHandler->OpenFileL(aSharableFile); // Do open file
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OpenFileL: finished with error=%d."), error);
#endif
LEAVEONERROR( error );
return error;
}
// ---------------------------------------------------------
// CDocumentHandler::OpenFileEmbeddedL
// Open a file with a given data type embedded.
// Calls other version of OpenFileEmbeddedL.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::OpenFileEmbeddedL(
const TDesC& aFileName, // Read data from here
TDataType& aDataType ) // mime type of the data
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OpenFileEmbeddedL(aFileName, aDataType) Called"));
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- aFileName: %S "), &mimetype, &aFileName);
#endif
RFile fileHandle;
OpenTempFileL(aFileName, fileHandle);
TInt error = OpenFileEmbeddedL(fileHandle, aDataType, InParamListL());
fileHandle.Close();
return error;
}
// ---------------------------------------------------------
// CDocumentHandler::OpenFileEmbeddedL
// Calls other version of OpenFileEmbeddedL.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::OpenFileEmbeddedL(
RFile& aSharableFile,
TDataType& aDataType)
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OpenFileEmbeddedL(aSharableFile, aDataType) Called"));
#endif
return OpenFileEmbeddedL(aSharableFile, aDataType, InParamListL());
}
// ---------------------------------------------------------
// CDocumentHandler::OpenFileEmbeddedL
// Open a file with a given data type embedded. First
// check that the content is supported and get the handler
// application's UID. Based on that UID find the correct
// handler for the content. File data is not copied over.
//
// Returns: KErrNone: Everything went ok
// KUserCancel: The user cancelled the operation
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::OpenFileEmbeddedL(
RFile& aSharableFile,
TDataType& aDataType,
const CAiwGenericParamList& aParamList)
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OpenFileEmbeddedL(aSharableFile, aDataType, aParamList) Called"));
TPtrC mimetype = aDataType.Des();
TFileName filename;
aSharableFile.FullName(filename);
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- fullname of filehandle: %S "), &mimetype, &filename);
#endif
TUid uid = { 0 };
TInt error;
if (aDataType.Des8().FindF( KDummyMimeType ) != KErrNotFound)
{
return KErrNone;
}
iOperation = EDocOpenFileEmb;
error = RecognizeAndCheckFileL( aSharableFile, aDataType, uid );
if ( error != KErrNone )
{
User::Leave( KErrNotSupported );
}
FindHandlerL( aDataType, uid );
if ( !iHandler->CanOpen() )
{
User::Leave( KErrNotSupported );
}
iHandler->AddToParamListL( aParamList );
// Default to true.
TBool supportsEmbeddability = ETrue;
// Check from AppArc whether the handler app. supports embeddability.
TUid handlerUid;
iHandler->HandlerAppUid( handlerUid );
TApaAppCapability caps;
TPckg<TApaAppCapability> pack( caps );
TInt err = iApaLs->GetAppCapability( pack, handlerUid );
if ( err == KErrNone && caps.iEmbeddability == TApaAppCapability::ENotEmbeddable )
{
supportsEmbeddability = EFalse;
}
if ( supportsEmbeddability )
{
error = iHandler->OpenFileEmbeddedL(aSharableFile); // Open embedded
}
else
{
error = iHandler->OpenFileL(aSharableFile); // Open stand-alone
}
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OpenFileEmbeddedL: finished with error=%d."), error);
#endif
LEAVEONERROR( error );
return error;
}
// ---------------------------------------------------------
// CDocumentHandler::CanHandleL
// Check if there is a handler application for aDataType.
//
// Returns: ETrue: The system is capable of handling aDataType
// EFalse: The system is not capable of handling aDataType
// ---------------------------------------------------------
//
EXPORT_C TBool CDocumentHandler::CanHandleL( const TDataType& aDataType )
{
TUid appUid;
TInt error;
TBool response = EFalse;
#ifdef _DEBUG
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: CDocumentHandler::CanHandleL called with aDataType: %S "), &mimetype );
#endif
error = iApaLs->AppForDataType( aDataType, appUid );
if ( error == KErrNone )
{
TRAP( error, FindHandlerL( aDataType, appUid ) ); // allow unsupported.
if ( error == KMimeNotSupported )
{
iHandler = CDocDefaultHandler::NewL( aDataType, appUid, this, EDocSaveOnly );
error = KErrNone;
}
else
{
User::LeaveIfError( error );
}
if ( iHandler )
{
response = ( iHandler->CanOpen() ||
iHandler->CanSave() );
}
}
return response;
}
// ---------------------------------------------------------
// CDocumentHandler::CanOpenL
// Check if there is a handler application for aDataType and
// open is possible.
//
// Returns: ETrue: The system is capable of handling aDataType
// EFalse: The system is not capable of handling aDataType
// ---------------------------------------------------------
//
EXPORT_C TBool CDocumentHandler::CanOpenL( const TDataType& aDataType )
{
TUid appUid;
TInt error;
TBool response = EFalse;
#ifdef _DEBUG
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: CDocumentHandler::CanOpenL called with aDataType: %S "), &mimetype );
#endif
error = iApaLs->AppForDataType( aDataType, appUid );
if ( error == KErrNone )
{
FindHandlerL( aDataType, appUid ); // do not allow unsupported
if ( iHandler )
{
response = iHandler->CanOpen();
}
}
return response;
}
// ---------------------------------------------------------
// CDocumentHandler::CanSaveL
// Check if there is a handler application for aDataType and
// saving is possible.
//
// Returns: ETrue: The system is capable of handling aDataType
// EFalse: The system is not capable of handling aDataType
// ---------------------------------------------------------
//
EXPORT_C TBool CDocumentHandler::CanSaveL( const TDataType& aDataType )
{
TUid appUid;
TInt error;
TBool response = EFalse;
#ifdef _DEBUG
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: CDocumentHandler::CanSaveL called with aDataType: %S "), &mimetype );
#endif
error = iApaLs->AppForDataType( aDataType, appUid );
if ( error == KErrNone )
{
TRAP( error, FindHandlerL( aDataType, appUid ) ); // allow unsupported.
if ( error == KMimeNotSupported )
{
iHandler = CDocDefaultHandler::NewL( aDataType, appUid, this, EDocSaveOnly );
error = KErrNone;
}
else
{
User::LeaveIfError( error );
}
if ( iHandler )
{
response = iHandler->CanSave();
}
}
return response;
}
// ---------------------------------------------------------
// CDocumentHandler::CheckFileNameExtension
// Add correct file extension to aFileName with aDatatype.
// Calls CDocDefaultHandler::CheckFileNameExtensionL()
// ---------------------------------------------------------
//
EXPORT_C void CDocumentHandler::CheckFileNameExtension( TDes& aFileName, const TDataType& aDatatype )
{
#ifdef _DEBUG
TPtrC mimetype = aDatatype.Des();
RDebug::Print( _L("DocumentHandler: CDocumentHandler::CheckFileNameExtension called with: aFileName: %S -- aDataType: %S "), &aFileName, &mimetype );
#endif
TUid appUid;
TInt error;
// Try to find uid
error = iApaLs->AppForDataType( aDatatype, appUid );
if ( error == KErrNone )
{
// Try to find handler.
TRAPD(err, FindHandlerL(aDatatype, appUid));
if (err == KErrNone && iHandler)
{
// Check finally extension
TRAP_IGNORE( iHandler->CheckFileNameExtensionL( aFileName, aDatatype ) );
}
}
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::CheckFileNameExtension finished : aFileName: %S"), &aFileName );
#endif
}
// ---------------------------------------------------------
// CDocumentHandler::SetExitObserver(..)
// Delegate exit signals to aObserver too.
// ---------------------------------------------------------
//
EXPORT_C void CDocumentHandler::SetExitObserver(
MAknServerAppExitObserver* aObserver )
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::SetExitObserver called.") );
#endif
__ASSERT_DEBUG (
aObserver,
User::Panic ( _L ( "DocumentHandler" ), KErrUnknown ) );
iServerAppExitObserver = aObserver;
}
// ---------------------------------------------------------
// CDocumentHandler::FindHandlerByUidL(..)
// Try to find a handler for aUid.
// ---------------------------------------------------------
//
void CDocumentHandler::FindHandlerByUidL( const TUid& aUid, const TDataType& aDataType )
{
switch ( aUid.iUid )
{
case KTextHandler: // Notepad viewer
iHandler = CDocDefaultHandler::NewL(
aDataType,
aUid, this, EDocOpenAndSave );
break;
case KCertSaveAppHandler: // Cert save app
iHandler = CDocDefaultHandler::NewL(
aDataType,
aUid, this, EDocOpenOnly );
break;
case KLandmarkHandler: // Landmark UI app
iHandler = CDocDefaultHandler::NewL(
aDataType,
aUid, this, EDocOpenOnly );
break;
case KImageViewerHandler: // Image Viewer
iHandler = CDocImageHandler::NewL(
aDataType, aUid, this);
break;
case KAppInstHandler: // Application Installer
iHandler = CDocAppInstHandler::NewL(
aDataType,
aUid, this, EDocOpenAndSave );
break;
case KWmlcHandler: // Browser
iHandler = CDocDefaultHandler::NewL(
aDataType,
aUid, this, EDocOpenAndSave );
break;
default:
/* TODO: Do we need midlet handler anymore?
if (FeatureManager::FeatureSupported( KFeatureIdCdmaExtendedAms ) )
{
// Check if given UID belongs to a Java Midlet
if ( CDocMidletHandler::IsMidlet( aUid ) )
{
iHandler = CDocMidletHandler::NewL(
aDataType,
aUid, this);
}
}
*/
break; // We will use default handler
}
}
// ---------------------------------------------------------
// void CDocumentHandler::FindHandlerByMimeTypeL(..)
// Try to find a handler for aDataType
// ---------------------------------------------------------
//
void CDocumentHandler::FindHandlerByMimeTypeL( const TUid& aUid, const TDataType& aDataType )
{
// All games are handler by the game handler
if ( aDataType.Des8().FindF( KGameMimeType ) != KErrNotFound )
{
iHandler = CDocGameHandler::NewL(
aDataType, aUid, this, EDocSaveOnly );
return;
}
if (( aDataType.Des8().FindF( KDocMimeCard ) != KErrNotFound) ||
( aDataType.Des8().FindF( KDocMimeCalendar) != KErrNotFound) ||
( aDataType.Des8().FindF( KDocMimeCalendar2) != KErrNotFound))
{
//
// vCal and vCard types are handled as 'read only' types
// (must be saved from application, not through doc handler).
//
iHandler = CDocDefaultHandler::NewL(
aDataType,
aUid, this, EDocOpenOnly );
return;
}
#ifdef ENABLE_DRM
#ifdef __DRM_OMA2
if ( aDataType.Des8().FindF( KOma1DcfContentType ) != KErrNotFound ||
aDataType.Des8().FindF( KOma2DcfContentType ) != KErrNotFound )
#else // __DRM_OMA2
if ( aDataType.Des8().FindF( KOma1DcfContentType ) != KErrNotFound )
#endif // __DRM_OMA2
{
iHandler = CDocDCFHandler::NewL( aDataType, iOperation, aUid, this );
return;
}
#endif // ENABLE_DRM
}
// ---------------------------------------------------------
// CDocumentHandler::FindHandlerL
// Based on app uid and mime type decide which handler
// implementation to use.
//
//
// Returns: KErrNone: The handler was constructed ok
// ---------------------------------------------------------
//
TInt CDocumentHandler::FindHandlerL(
const TDataType& aDataType,
const TUid& aUid)
{
delete iHandler; // delete the old handler
iHandler = NULL;
// First check by the application uid
FindHandlerByUidL( aUid, aDataType );
// Then check by the mime type
if ( !iHandler )
{
FindHandlerByMimeTypeL( aUid, aDataType );
}
// Default handler if everything else has failed
if ( !iHandler )
{
TApaAppInfo info;
if ( iApaLs->GetAppInfo( info, aUid ) == KErrNone ) // Check the uid is real.
{
iHandler = CDocDefaultHandler::NewL( aDataType,
aUid, this, EDocOpenAndSave );
}
else
{
User::Leave( KMimeNotSupported );
}
}
return KErrNone;
}
// ---------------------------------------------------------
// Get the whole path including filename where the content was saved.
// If the content was not saved in a file, return the id
// representing the object.
// returns: KErrNone: Ok
// KNotInitialized Handler is no initialized
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::GetPath( TDes& aPath )
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::GetPath called.") );
#endif
__ASSERT_DEBUG (
iHandler,
User::Panic ( _L( "DocumentHandler" ), KNotInitialized ) );
if ( !iHandler )
{
aPath.Zero();
return KNotInitialized;
}
iHandler->GetPath( aPath );
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::GetPath returns aPath: %S "), &aPath);
#endif
return iHandler->Status();
}
// ---------------------------------------------------------
// Get the Uid of handler application.
// returns: KErrNone: Ok
// KNotInitialized Handler is no initialized
// ---------------------------------------------------------
//
EXPORT_C TInt CDocumentHandler::HandlerAppUid( TUid& aUid )
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::HandlerAppUid called.") );
#endif
__ASSERT_DEBUG (
iHandler,
User::Panic ( _L( "DocumentHandler" ), KNotInitialized ) );
if ( !iHandler )
{
return KNotInitialized;
}
iHandler->HandlerAppUid( aUid );
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::HandlerAppUid returns uid: %x "), aUid.iUid);
#endif
return iHandler->Status();
}
// ---------------------------------------------------------
// CDocumentHandler::ListSupportedMimeTypesL
// Lists all supported MIME-types using RDebug::Print
// ---------------------------------------------------------
//
void CDocumentHandler::ListSupportedMimeTypesL()
{
#ifdef _DEBUG
RDebug::Print( _L( "DocumentHandler: All supported mime types:" ) );
RDebug::Print( _L( "**********************" ) );
CDataTypeArray *dataTypes = new( ELeave ) CDataTypeArray( 20 );
CleanupStack::PushL( dataTypes );
iApaLs->GetSupportedDataTypesL( *dataTypes );
for ( TInt i = dataTypes->Count() - 1; i; i-- )
{
TBuf < KMaxDataTypeLength > buf;
buf.Copy( dataTypes->At( i ).Des8() );
RDebug::Print( buf );
TUid uid;
iApaLs->AppForDataType( dataTypes->At( i ), uid );
TApaAppInfo appInfo;
iApaLs->GetAppInfo( appInfo, uid );
RDebug::Print( _L(" -handler app uid - %x, caption - %S"), uid.iUid, &appInfo.iCaption);
}
RDebug::Print( _L( "**********************" ) );
CleanupStack::PopAndDestroy();
#endif
}
// ---------------------------------------------------------
// CDocumentHandler::RecognizeAndCheckFile
// Recognizes the file and makes other checks.
// This filehandle version is called from OpenFile*L methods
// ---------------------------------------------------------
//
TInt CDocumentHandler::RecognizeAndCheckFileL(
RFile& aFileHandle,
TDataType& aDataType,
TUid& aUid )
{
#ifdef ENABLE_DRM
if ( aDataType.Des8().FindF( KOma1DcfContentType ) != KErrNotFound ||
aDataType.Des8().FindF( KOma2DcfContentType ) != KErrNotFound )
{
return KErrNone;
}
#endif
#ifdef _DEBUG
ListSupportedMimeTypesL(); // Let's list all supported mime-types
#endif
TDataType recognizedData;
TDataType emptyType;
// TODO: Do we need some security checks for file?
TInt error = KErrNone;
// Caller gave data type, try it first.
if ( aDataType != emptyType )
{
error = iApaLs->AppForDataType( aDataType, aUid );
if ( error == KErrNone )
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::RecognizeAndCheckFileL: Use data type from caller:") );
RDebug::Print( aDataType.Des() );
#endif
return KErrNone;
}
}
// Let's ask from RApaLsSession what datatype file is
// This will give us both uid of an application and the data type.
error = iApaLs->AppForDocument( aFileHandle, aUid, recognizedData );
if ( error == KErrNone )
{
#ifdef _DEBUG
RDebug::Print( _L( "DocumentHandler: CDocumentHandler::RecognizeAndCheckFileL: Recognized mime type:" ) );
RDebug::Print( recognizedData.Des() );
#endif
if ( recognizedData != emptyType )
{
aDataType = recognizedData;
return KErrNone;
}
}
return KErrNotFound;
}
// ---------------------------------------------------------
// CDocumentHandler::RecognizeAndCheckFile
// Recognizes the file and makes other checks.
// This filename version is called from Copy/Move methods
// ---------------------------------------------------------
//
TInt CDocumentHandler::RecognizeAndCheckFileL(
const TDesC& aFileName,
TDataType& aDataType,
TUid& aUid )
{
#ifdef ENABLE_DRM
if ( aDataType.Des8().FindF( KOma1DcfContentType ) != KErrNotFound ||
aDataType.Des8().FindF( KOma2DcfContentType ) != KErrNotFound )
{
return KErrNone;
}
#endif
TDataType recognizedData;
TDataType emptyType;
#ifdef _DEBUG
ListSupportedMimeTypesL(); // Let's list all supported mime-types
#endif
// If the file is an executable, we are not allowed to continue
// for security reasons.
TBool executable;
User::LeaveIfError( iApaLs->IsProgram( aFileName, executable ) );
if ( executable ) // Warn the caller about the content.
{
User::Leave( KExecNotAllowed );
}
TInt error = KErrNone;
// Caller gave data type, try it first.
if ( aDataType != emptyType )
{
error = iApaLs->AppForDataType( aDataType, aUid );
if ( error == KErrNone )
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::RecognizeAndCheckFileL: Use data type from caller:") );
RDebug::Print( aDataType.Des() );
#endif
// Success, we're done.
return KErrNone;
}
}
// Let's ask from RApaLsSession what datatype file is
// This will give us both uid of an application and the data type.
error = iApaLs->AppForDocument( aFileName, aUid, recognizedData );
if ( error == KErrNone )
{
#ifdef _DEBUG
RDebug::Print( _L( "DocumentHandler: CDocumentHandler::RecognizeAndCheckFileL: Recognized mime type:" ) );
RDebug::Print( recognizedData.Des() );
#endif
if ( recognizedData != emptyType )
{
aDataType = recognizedData;
return KErrNone;
}
}
return KErrNotFound;
}
// ---------------------------------------------------------
// CDocumentHandler::OpenTempFileL()
// Opens a new sharable filehandle from existing file.
// ---------------------------------------------------------
//
EXPORT_C void CDocumentHandler::OpenTempFileL(
const TDesC& aFileName,
RFile &aSharableFile)
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OpenTempFileL() Called"));
RDebug::Print( _L("DocumentHandler: Parameters are: aFileName: %S "), &aFileName);
#endif
TInt error = KErrNone;
// Cannot do anything if filename is not valid.
if (aFileName.Length() == 0)
{
error=KNotInitialized;
}
// Close if existing sharable RFs and create new for sharing purposes.
if ( error == KErrNone )
{
CloseSharableFS();
User::LeaveIfError(iSharableFS.Connect());
User::LeaveIfError(iSharableFS.ShareProtected());
error = aSharableFile.Open( iSharableFS, aFileName, EFileShareReadersOrWriters );
if( error == KErrTooBig )
{
RFile64* file64 = NULL;
file64 = static_cast<RFile64*> (&aSharableFile);
if( file64 != NULL )
{
error = file64->Open( iSharableFS, aFileName, EFileShareReadersOrWriters );
}
}
}
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OpenTempFileL: finished with error=%d."), error);
#endif
LEAVEONERROR( error );
}
// ---------------------------------------------------------
// CDocumentHandler::SaveTempFileL()
// Saves content (aContent) to file and opens that sharable file
// ---------------------------------------------------------
//
EXPORT_C void CDocumentHandler::SaveTempFileL(
const TDesC8& aContent,
TDataType& aDataType,
const TDesC& aFileName,
RFile &aSharableFile)
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::SaveTempFileL() Called"));
TPtrC mimetype = aDataType.Des();
RDebug::Print( _L("DocumentHandler: Parameters are: aDataType: %S -- aFileName: %S "), &mimetype, &aFileName);
#endif
TUid uid = { 0 };
TInt error;
TFileName createdFileName;
iOperation = EDocSaveTemp;
// Use Default Handler for saving whatever mimetype actually is
delete iHandler; // delete the old handler
iHandler = NULL;
iHandler = CDocDefaultHandler::NewL( aDataType,
uid, this, EDocSaveOnly );
error = iHandler->SetDestName( aFileName ); // Save with this file name
// Close if existing sharable RFs and create new for sharing purposes.
if ( error == KErrNone )
{
CloseSharableFS();
User::LeaveIfError(iSharableFS.Connect());
iSharableFS.ShareProtected();
}
if ( error == KErrNone )
{
error = iHandler->SaveTempFileL( aContent, KEntryAttNormal, createdFileName ); // Do save the content
}
if ( error == KErrNone )
{
OpenTempFileL(createdFileName, aSharableFile);
}
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::SaveTempFileL: finished with error=%d."), error);
#endif
LEAVEONERROR( error );
}
// ---------------------------------------------------------
// CDocumentHandler::InParamListL()
// Returns empty instance of CAiwGenericParamList
// ---------------------------------------------------------
//
EXPORT_C CAiwGenericParamList& CDocumentHandler::InParamListL()
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::InParamListL() Called"));
#endif
if (!iInParams)
{
iInParams = CAiwGenericParamList::NewL();
}
iInParams->Reset();
return *iInParams;
}
// ---------------------------------------------------------
// CDocumentHandler::OutParamList()
// Returns list of possible output parameters
// ---------------------------------------------------------
//
EXPORT_C const CAiwGenericParamList* CDocumentHandler::OutParamList()
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::OutParamListL() Called"));
#endif
const CAiwGenericParamList* result = NULL;
if (!iHandler)
{
return NULL;
}
TRAPD(err, result = iHandler->OutputParamsL());
if (err != KErrNone)
{
return NULL;
}
return result;
}
// ---------------------------------------------------------
// CDocumentHandler::CloseSharableFS
// Close iSharableFs
// ---------------------------------------------------------
//
void CDocumentHandler::CloseSharableFS()
{
if (iSharableFS.Handle() != NULL)
{
iSharableFS.Close();
}
}
// ---------------------------------------------------------
// CDocumentHandler::SetTempFile
// Set temp file, which will be deleted in destructor.
// ---------------------------------------------------------
//
void CDocumentHandler::SetTempFile(const TDesC& aTempFile)
{
#ifdef _DEBUG
RDebug::Print( _L("DocumentHandler: CDocumentHandler::SetTempFile called with %S "), &aTempFile);
#endif
// If there allready is stored tempfile, delete it first
if ( iTempFileName.Length() > 0 && iHandler )
{
iHandler->DeleteFile(iTempFileName);
}
// Set new tempfile to member variable
if ( aTempFile.Length() > 0 )
{
iTempFileName = aTempFile;
}
}
// ---------------------------------------------------------
// CDocumentHandler::CanHandleProgressivelyL()
// Returns ETrue if progressive downloading is supported by
// some application for the requested data type. The Uid of
// the application for the given data type is also returned.
//
// ---------------------------------------------------------
//
EXPORT_C TBool CDocumentHandler::CanHandleProgressivelyL(
const TDataType& aDataType,
TUid& aUid )
{
aUid.iUid = 0; // By default
HBufC* buffer16 = HBufC::NewLC( KDocMaxCenRepBufLen );
// Get Uid list.
//
TInt err = KErrNone;
RArray<TInt32> uidList;
TRAP( err, GetProgressiveDownloadAppUidsL( uidList ) )
CleanupClosePushL( uidList );
User::LeaveIfError( err ); // KErrNotFound.
// Check mimetypes.
//
CRepository* variation = CRepository::NewL( KCRUidCommonUi );
CleanupStack::PushL( variation );
TPtr allMimePtr( buffer16->Des() );
allMimePtr.Zero();
HBufC8* oneMime = HBufC8::NewLC( KDocPDMaxMimeLen );
TPtr8 oneMimePtr( oneMime->Des() );
TUint uidCount = uidList.Count();
for ( TInt i = 0; i < Min( uidCount, KDocPDMaxUids ); i++ )
{
err = variation->Get( KCuiMimeTypeSet1 + i, allMimePtr );
TInt start = 0; // leftmost pos.
TInt len = 0;
do
{
len = allMimePtr.Mid( start ).Locate( ';' );
if ( len == KErrNotFound )
{
len = allMimePtr.Mid( start ).Length();
}
if ( len > KDocPDMaxMimeLen ) // resize buffer length
{
CleanupStack::PopAndDestroy( oneMime );
oneMime = HBufC8::NewLC( len );
oneMimePtr.Set( oneMime->Des() );
}
oneMimePtr.Copy( allMimePtr.Mid( start, len ) );
oneMimePtr.Trim();
if ( !aDataType.Des8().CompareF( oneMimePtr ) ||
aDataType.Des8().MatchF( oneMimePtr ) != KErrNotFound )
{
aUid.iUid = uidList[ i ];
CleanupStack::PopAndDestroy( 4 ); // buffer16, uidList, variation
// oneMime
return ETrue;
}
oneMimePtr.Zero();
if ( len > KDocPDMaxMimeLen ) // return normal length
{
CleanupStack::PopAndDestroy( oneMime );
oneMime = HBufC8::NewLC( KDocPDMaxMimeLen );
oneMimePtr = oneMime->Des();
}
start += len + 1;
}
while ( start < allMimePtr.Length() );
}
CleanupStack::PopAndDestroy( 4 ); // buffer16, uidList, variation, oneMime
return EFalse; // not found.
}
// ---------------------------------------------------------
// CDocumentHandler::GetProgressiveDownloadAppUidsL
// Returns
//
// ---------------------------------------------------------
//
EXPORT_C void CDocumentHandler::GetProgressiveDownloadAppUidsL(
RArray<TInt32>& aUidList )
{
// 16-bit buffer for CenRep.
HBufC* buffer16 = HBufC::NewLC( KDocMaxCenRepBufLen );
// Read data to the buffer.
TInt err = KErrNone;
CRepository* variation = CRepository::NewL( KCRUidCommonUi );
CleanupStack::PushL( variation );
TPtr allUidPtr( buffer16->Des() );
err = variation->Get( KCuiProgDownloadUids, allUidPtr );
if( err != KErrNone )
{
User::LeaveIfError( KErrNotFound ); // Error: CenRep access failed.
}
CleanupStack::PopAndDestroy( 1 ); // variation
HBufC* oneUid = HBufC::NewLC( KDocPDMaxUidLen );
TPtr oneUidPtr( oneUid->Des() );
TInt start = 0;
TInt len = 0;
do
{
len = allUidPtr.Mid( start ).Locate( ';' );
if ( len == KErrNotFound )
{
len = allUidPtr.Mid( start ).Length();
}
if ( len > KDocPDMaxUidLen ) // resize buffer length
{
CleanupStack::PopAndDestroy( oneUid );
oneUid = HBufC::NewLC( len );
oneUidPtr.Set( oneUid->Des() );
}
oneUidPtr.Copy( allUidPtr.Mid( start, len ) );
oneUidPtr.Trim();
TInt32 uid = 0;
if ( ConvertHexStringToInt32( oneUidPtr, uid ) != KErrNone )
{
User::LeaveIfError( KErrNotFound ); // Error: conversion failed.
}
aUidList.AppendL( uid );
oneUidPtr.Zero();
if ( len > KDocPDMaxUidLen ) // return normal length
{
CleanupStack::PopAndDestroy( oneUid );
oneUid = HBufC::NewLC( KDocPDMaxUidLen );
oneUidPtr = oneUid->Des();
}
start += len + 1;
}
while ( start < allUidPtr.Length() );
CleanupStack::PopAndDestroy( 2 ); // buffer16, oneUid
}
// ---------------------------------------------------------
// CDocumentHandler::ConvertHexStringToInt32
// Returns TInt32 for a valid hex string, otherwise KErrArgument.
//
// ---------------------------------------------------------
//
TInt CDocumentHandler::ConvertHexStringToInt32(
const TDesC& aHexString,
TInt32& aInt32 )
{
aInt32 = 0;
TInt pos = aHexString.LocateF( 'x' );
if ( pos == KErrNotFound )
{
pos = 0;
}
else
{
pos++;
}
if( ( aHexString.Length() - pos ) > KDocMaxDigitsInHexString )
{
return KErrArgument; // Error: value too big.
}
TPtrC aHexStringPtr( aHexString.Mid( pos ) );
TInt64 value64;
if ( TLex( aHexStringPtr ).Val( value64, EHex ) != KErrNone )
{
return KErrArgument; // Error: conversion failed.
}
aInt32 = value64;
return KErrNone;
}
// End of File