--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/browserutilities/feedsengine/FeedsServer/Server/inc/ImportFeedsTask.h Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,236 @@
+/*
+* Copyright (c) 2005 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: A task to import Feeds from an OPML file.
+*
+*/
+
+
+#ifndef IMPORT_FEEDS_TASK_H
+#define IMPORT_FEEDS_TASK_H
+
+
+// INCLUDES
+#include <e32base.h>
+#include <f32file.h>
+
+#include "Task.h"
+#include "PackedFolder.h"
+#include "PackedAttributes.h"
+#include "FeedsDatabase.h"
+#include "FolderAttributes.h"
+
+// CONSTANTS
+
+// MACROS
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+
+// FORWARD DECLARATIONS
+class CIdle;
+class RFile;
+
+// CLASS DECLARATION
+
+
+/**
+* The ImportFeedsTask's observer.
+*
+* \b Library: FeedsEngine.lib
+*
+* @since 3.2
+*/
+class MImportFeedsTaskObserver
+ {
+ public:
+ /**
+ * Notifies the observer that the task is about to start a lengthy
+ * operation. In response the observer could display somekind of
+ * status indicator.
+ *
+ * @since 3.2
+ * @return void.
+ */
+ virtual void StartImportWait() = 0;
+
+ /**
+ * Called upon completion of the task.
+ *
+ * @since 3.2
+ * @param aStatusCode The completion status of the request.
+ * @return Void
+ */
+ virtual void ImportCompleted(TInt aStatusCode) = 0;
+ };
+
+
+enum TImportFeedsTaskStates
+ {
+ EImportOpenOPMLFile,
+ EImportPreparePackedFolder,
+ EImportIntoDB,
+ EImportDone
+ };
+
+
+/**
+* A task to import Feeds.
+*
+* \b Library: FeedsEngine.lib
+*
+* @since 3.2
+*/
+class CImportFeedsTask: public CTask
+ {
+ public: // Constructors and destructor
+ /**
+ * Two-phased constructor.
+ */
+ static CImportFeedsTask* NewL(CFeedsServer& aFeedsServer, MImportFeedsTaskObserver& aObserver, const RMessage2& aMessage);
+
+ /**
+ * Destructor.
+ */
+ virtual ~CImportFeedsTask();
+
+ public: // From CTask
+ /**
+ * Starts the task.
+ *
+ * @since 3.2
+ * @return Void
+ */
+ virtual void StartTaskL();
+
+
+ private:
+ /**
+ * C++ default constructor.
+ */
+ CImportFeedsTask(CFeedsServer& aFeedsServer, MImportFeedsTaskObserver& aObserver, const RMessage2& aMessage);
+
+ /**
+ * By default Symbian 2nd phase constructor is private.
+ */
+ void ConstructL();
+
+ private:
+
+ /**
+ * Callback function for CIdle task
+ *
+ * @since 3.2
+ * @param aPtr The this pointer.
+ * @return TBool - ETrue if callback has to be called again, EFalse if nomore calls has to be made
+ */
+ static TBool StartImportStateMachine(TAny *aPtr);
+
+ /**
+ * Opens the OPML file name
+ *
+ * @since 3.2
+ * @return Void.
+ */
+ void OpenOPMLFileL();
+
+ /**
+ * Creates the packed folder by parsing the OPML file
+ *
+ * @since 3.2
+ * @return Void.
+ */
+ void PreparePackedFolderL();
+
+ /**
+ * Starts importing the packed folder into DB
+ *
+ * @since 3.2
+ * @return Void.
+ */
+ void ImportIntoDBL();
+
+ /**
+ * Import the packed folder into DB
+ *
+ * @since 3.2
+ * @return Void.
+ */
+ void ImportFoldersL();
+
+ /**
+ * Cancel the ongoing OPML import task
+ *
+ * @since 3.2
+ * @return Void.
+ */
+ void CleanupImportTaskL();
+
+ /**
+ * Callback function for import task completion
+ *
+ * @since 3.2
+ * @param aPtr The this pointer.
+ * @return Void.
+ */
+ static void ReleaseImportTablesCallback(TAny *ptr);
+
+ /**
+ * Closes all the OPML import related tables
+ *
+ * @since 3.2
+ * @return Void.
+ */
+ void ReleaseImportTables();
+
+ private:
+
+ TInt iImportState;
+ MImportFeedsTaskObserver& iObserver;
+ const RMessage2& iMessage;
+ CIdle* iIdle;
+ TBool iMoreToAdd;
+
+ TInt iFolderListId;
+ TBool iClearFolderList;
+
+ RFs iRFs;
+ RFile iImportFile;
+
+ HBufC* iFullImportFileName;
+ TFileName iDispImportFileName;
+
+ CPackedFolder* iPackedFolder;
+ CFeedsDatabase* iFeedsDatabase;
+
+ TBool iDBTransactInited;
+
+ RArray<TInt> iParentStack;
+ RArray<TInt> iSiblingIndexStack;
+
+ TBool iFoundRootFolder;
+
+ RArray<TInt> iFolderItemIds;
+ RArray<TInt> iFeedIds;
+
+
+ private:
+
+ friend class CFeedsServerSession;
+
+ };
+
+#endif // IMPORT_FEEDS_TASK_H
+
+// End of File