--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/appinstaller/AppMngr2/src/appmngr2filerecognizer.cpp	Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,227 @@
+/*
+* Copyright (c) 2008 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:   Recognizes files to get corresponding MIME types
+*
+*/
+
+
+#include "appmngr2filerecognizer.h"     // CAppMngr2FileRecognizer
+#include <appmngr2recognizedfile.h>     // CAppMngr2RecognizedFile
+#include <f32file.h>                    // RFs, CDir
+#include <apmstd.h>                     // TDataType
+#include <caf/caf.h>                    // ContentAccess
+
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::NewL()
+// ---------------------------------------------------------------------------
+//
+CAppMngr2FileRecognizer* CAppMngr2FileRecognizer::NewL( RFs& aFs )
+    {
+    CAppMngr2FileRecognizer* self = new (ELeave) CAppMngr2FileRecognizer( aFs );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::~CAppMngr2FileRecognizer()
+// ---------------------------------------------------------------------------
+//
+CAppMngr2FileRecognizer::~CAppMngr2FileRecognizer()
+    {
+    Cancel();
+    iDirStatus = NULL;
+    delete iDirPath;
+    delete iDirEntries;
+    iResultArray.ResetAndDestroy();
+    }
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::RecognizeFilesL()
+// ---------------------------------------------------------------------------
+//
+void CAppMngr2FileRecognizer::RecognizeFilesL( const TDesC& aPath,
+        TRequestStatus& aStatus )
+    {
+    if( IsActive() )
+        {
+        User::Leave( KErrInUse );
+        }
+
+    if( iDirPath )
+        {
+        delete iDirPath;
+        iDirPath = NULL;
+        }
+    iDirPath = aPath.AllocL();
+
+    if( iDirEntries )
+        {
+        delete iDirEntries;
+        iDirEntries = NULL;
+        }
+    
+    TInt err = iFs.GetDir( *iDirPath, KEntryAttNormal, ESortNone, iDirEntries );
+    User::LeaveIfError( err );
+
+    aStatus = KRequestPending;  // for recognizing all files in the directory
+    iDirStatus = &aStatus;
+
+    iResultArray.ResetAndDestroy();
+    iIndex = 0;
+    iState = ERecognizing;
+    
+    // start recognizing the first file asynchronously
+    SetActive();
+    TRequestStatus* fileStatus = &iStatus;
+    User::RequestComplete( fileStatus, KErrNone );
+    }
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::CancelRecognizeFiles()
+// ---------------------------------------------------------------------------
+//
+void CAppMngr2FileRecognizer::CancelRecognizeFiles()
+    {
+    Cancel();
+    }
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::Results()
+// ---------------------------------------------------------------------------
+//
+RPointerArray<CAppMngr2RecognizedFile>& CAppMngr2FileRecognizer::Results()
+    {
+    return iResultArray;
+    }
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::DoCancel()
+// ---------------------------------------------------------------------------
+//
+void CAppMngr2FileRecognizer::DoCancel()
+    {
+    switch( iState )
+        {
+        case EIdle:
+            break;
+        case ERecognizing:
+            iState = EIdle;
+            if( iDirStatus )
+                {
+                User::RequestComplete( iDirStatus, KErrCancel );
+                iDirStatus = NULL;
+                }
+            break;
+        default:
+            break;
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::RunL()
+// ---------------------------------------------------------------------------
+//
+void CAppMngr2FileRecognizer::RunL()
+    {
+    User::LeaveIfError( iStatus.Int() );
+    
+    switch( iState )
+        {
+        case EIdle:
+            break;
+        case ERecognizing:
+            RecognizeNextFileL();
+            break;
+        default:
+            break;
+        }
+    }
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::RunError()
+// ---------------------------------------------------------------------------
+//
+TInt CAppMngr2FileRecognizer::RunError( TInt aError )
+    {
+    // RunL() leaved, pass the error code to caller
+    if( iDirStatus )
+        {
+        User::RequestComplete( iDirStatus, aError );
+        iDirStatus = NULL;
+        }
+    return KErrNone;
+    }
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::CAppMngr2FileRecognizer()
+// ---------------------------------------------------------------------------
+//
+CAppMngr2FileRecognizer::CAppMngr2FileRecognizer( RFs& aFs ) :
+        CActive( CActive::EPriorityLow ), iFs( aFs )
+    {
+    // EPriorityLow used for smooth operation. Low priority allows UI refreshes
+    // to proceed when some files have been recognized (even if there are still
+    // more files to be recognized and recognizer is waiting for the next file
+    // to be recognized).
+    CActiveScheduler::Add( this );
+    }
+
+// ---------------------------------------------------------------------------
+// CAppMngr2FileRecognizer::RecognizeNextFileL()
+// ---------------------------------------------------------------------------
+//
+void CAppMngr2FileRecognizer::RecognizeNextFileL()
+    {
+    if( iIndex < iDirEntries->Count() )
+        {
+        // recognize the file which index is iIndex
+        const TEntry& file = ( *iDirEntries )[ iIndex ];
+        
+        HBufC* fullName = HBufC::NewLC( iDirPath->Length() + file.iName.Length() );
+        TPtr namePtr( fullName->Des() );
+        namePtr.Copy( *iDirPath );
+        namePtr.Append( file.iName );
+        
+        ContentAccess::CContent* content = ContentAccess::CContent::NewLC(
+                *fullName, ContentAccess::EContentShareReadWrite );
+        
+        HBufC* mimeType = HBufC::NewLC( KMaxDataTypeLength );
+        TPtr mimePtr( mimeType->Des() );
+        content->GetStringAttribute( ContentAccess::EMimeType, mimePtr );
+        
+        CAppMngr2RecognizedFile* recFile = CAppMngr2RecognizedFile::NewL( fullName, mimeType );
+        CleanupStack::Pop( mimeType );
+        CleanupStack::PopAndDestroy( content );
+        CleanupStack::Pop( fullName );
+        
+        CleanupStack::PushL( recFile );
+        iResultArray.AppendL( recFile );
+        CleanupStack::Pop( recFile );
+
+        // and then recognize the next file
+        iIndex++;
+        SetActive();
+        TRequestStatus* fileStatus = &iStatus;
+        User::RequestComplete( fileStatus, KErrNone );
+        }
+    else
+        {
+        // all done, directory has been processed
+        User::RequestComplete( iDirStatus, KErrNone );
+        iDirStatus = NULL;
+        }
+    }
+