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/*
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* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: This class provides the functions to manipulate the music collection
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* database.
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*
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*/
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#ifndef MPXDBHANDLER_H
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#define MPXDBHANDLER_H
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// INCLUDES
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#include <e32base.h>
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#include <f32file.h>
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#include <mpxattribute.h>
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#include <mpxmessage2.h>
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#include <mpxmediageneraldefs.h>
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#include <mpxcollectionframeworkdefs.h>
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#include <mpxmessagegeneraldefs.h>
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#include <mpxcollectionmessagedefs.h>
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#include "mpxcollectiondbstd.h"
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#include "mpxcollectiondb.hrh"
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#include "mpxdbactivetask.h"
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#include "mpxdbmusic.h" // for MMPXDbMusicObserver
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#include "mpxdbartist.h" // for MMPXDbArtistObserver
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#include "mpxdbalbum.h" // for MMPXDbAlbumObserver
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#include "mpxdbplaylist.h" // for MMPXDbPlaylistObserver
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// FORWARD DECLARATIONS
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class CMPXMedia;
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class CMPXMediaArray;
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class CMPXCollectionDbManager;
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class CMPXDbPlaylist;
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class CMPXDbCategory;
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class CMPXDbAuxiliary;
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class CMPXDbAutoPlaylist;
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class CMPXDbArtist;
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class CMPXDbAlbum;
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class CMPXDbGenre;
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class CMPXDbComposer;
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// CLASS DECLARATION
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/**
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* Music collection database handler
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*
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* @lib MPXDbPlugin.lib
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*/
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class CMPXDbHandler :
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public CBase,
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public MMPXDbMusicObserver,
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public MMPXDbArtistObserver,
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public MMPXDbAlbumObserver,
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public MMPXDbPlaylistObserver
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{
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public: // Constructors and destructor
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/**
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* Two-phased constructor.
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* @param aFs file server session
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* @return a new CMPXDbHandler instance
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*/
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static CMPXDbHandler* NewL(RFs& aFs, CMPXResource& aResource);
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/**
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* Two-phased constructor.
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* @param aFs file server session
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* @return a new CMPXDbHandler instance
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*/
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static CMPXDbHandler* NewLC(RFs& aFs, CMPXResource& aResource);
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/**
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* Destructor.
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*/
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virtual ~CMPXDbHandler();
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public:
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/**
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* Add a song to the music collection database
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* @param aMedia media object which contains file path,
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* artist, composer, name(title), track, etc...
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* @param aMessageArray change event message to notify client of the changes
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* @return TUint32 id of the item added
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*/
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TUint32 AddSongL(const CMPXMedia& aMedia, CMPXMessageArray* aMessageArray=NULL);
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/**
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* Add a song to the music collection without a database transaction; it
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* is assumed the transaction is created at a higher leve
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* @param aMedia media object which contains file path,
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* artist, composer, name(title), track, etc...
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* @param aMessageArray change event message to notify client of the changes
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* @return TUint32 id of the item added
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*/
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TUint32 AddSongWithNoTransactionL(const CMPXMedia& aMedia, CMPXMessageArray* aMessageArray=NULL);
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/**
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* Add a playlist to the collection
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* @param aMedia playlist media object with title and URI of the playlist.
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* @return playlist Id of the playlist created
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*/
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TUint32 AddPlaylistL(const CMPXMedia& aMedia);
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/**
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* Add songs to the specified playlist
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* @param aMedia playlist media object with playlist Id.
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* @return playlist Id of the playlist
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*/
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TUint32 AddSongToPlaylistL(const CMPXMedia& aMedia);
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/**
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* Update song info for a song in the music collection database
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* @param aMedia songDetails object which contains file path,
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* artist, composer, name(title), track, etc...
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* @param aItemChangedMessages a list of change events as a result of the
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* song update
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* @return ETrue if UI visible change else EFalse
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*/
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CMPXDbActiveTask::TChangeVisibility UpdateSongL(const CMPXMedia& aMedia,
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CMPXMessageArray& aItemChangedMessages);
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/**
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* Update playlist info in the music collection database
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* @param aMedia playlist details object which contains file path,
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* timestamps etc.
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* @param aMessageArray change event messages for the playlist update
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*/
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void UpdatePlaylistL(const CMPXMedia& aMedia, CMPXMessageArray& aMessageArray);
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/**
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* Update the songs for a playlist in the music collection database
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* @param aMedia playlist details object which contains the playlist songs.
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* @param aMessage change event message for the playlist update
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*/
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void UpdatePlaylistSongsL(const CMPXMedia& aMedia, CMPXMessage& aMessage);
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/**
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* Reorder the specified song in the specified playlist
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* @param aPlaylistId id of the playlist which contains the song to be reordered
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* @param aSongId id of the song to be reordered
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* @param aOriginalOrdinal the original ordinal of the song within the playlist.
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* Ordinal starts from 0.
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* @param aNewOrdinal the new ordinal of the song within the playlist. Ordinal
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* starts from 0.
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* @param aMessage change event message for the playlist update
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*/
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void ReorderPlaylistL(const TMPXItemId& aPlaylistId, const TMPXItemId& aSongId,
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TUint aOriginalOrdinal, TUint aNewOrdinal, CMPXMessage& aMessage);
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/**
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* Remove all songs within music collection database
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*/
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void RemoveEntireCollectionL();
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/**
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* Remove a song from the music collection database
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* @param aSongId ID of the song to be removed
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* @param aUriArray a descriptor array to contain the URI of the deleted file
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* @param aItemChangedMessages a list of change events as a result of the song removal
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* @param aDeleteRecord indicates whether the client has explictly requested
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* to delete the records from the database. If ETrue, records
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* associated with the media will be deleted from the database;
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* if EFalse, whether to mark the records as deleted or to delete
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* the records will be based on other deciding factors.
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*/
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void RemoveSongL(TUint32 aSongId, CDesCArray& aUriArray,
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CMPXMessageArray& aItemChangedMessages, TBool aDeleteRecord = EFalse);
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/**
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* Removes a category of songs from the music collection, and its
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* corresponding category in the lookup table
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* @param aCategory the category to remove
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* @param aCategoryId ID of the category to remove
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* @param aUriArray a descriptor array to contain the URI of the deleted songs
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* @param aItemChangedMessages a list of change events as a result of the song removal
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*/
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void RemoveSongsMatchingCategoryL(TMPXGeneralCategory aCategory, TUint32 aCategoryId,
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CDesCArray& aUriArray, CMPXMessageArray& aItemChangedMessages);
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/**
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* Removes songs from the music collection belonging to the
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* specified artist and album as well as the actual category
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* in the lookup table
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* @param aArtistId id of the artist
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* @param aAlbumId id of the album
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* @param aUriArray a descriptor array to contain the URI of the deleted file(s)
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* @param aItemChangedMessages a list of change events as a result of the song removal
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*/
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void RemoveSongsMatchingArtistAndAlbumL(TUint32 aArtistId, TUint32 aAlbumId,
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CDesCArray& aUriArray, CMPXMessageArray& aItemChangedMessages);
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/**
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* Remove all playlists from the collection
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*/
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void RemoveAllPlaylistsL();
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/**
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* Remove a playlist This will remove all the songs from the playlist
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* @param aPlaylistId ID of the playlist to remove
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* @param aUriArray a descriptor array to contain the URI of the deleted file
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* @param aItemChangedMessages a list of change events as a result of the
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* playlist removal
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*/
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void RemovePlaylistL(TUint32 aPlaylistId, CDesCArray& aUriArray,
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CMPXMessageArray& aItemChangedMessages);
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/**
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* Remove a song from the specified playlist.
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* @param aPlaylistId ID of the playlist to remove the song from
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* @param aSongId Id of the song in the playlist to be removed
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* @param aOrdinal the ordinal of the song in the playlist. This uniquely
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* identifies which song in the playlist to be removed; whereas song
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* Id doesn't because duplicate tracks in the playlist are allowed.
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* The position is relative to zero, i.e. zero implies that the song
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* at the beginning of the playlist is to be removed.
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* @param aItemChangedMessages a list of change events as a result of the
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* song removal
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*/
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void RemoveSongFromPlaylistL(TUint32 aPlaylist, const TMPXItemId& aSongId,
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TInt aOrdinal, CMPXMessageArray& aItemChangedMessages);
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/**
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* Delete records in all databases which have been marked as deleted
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*/
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void CleanupDeletedRecordsL();
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/**
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* Get all songs from the music collection databasee
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* @param aMediaArray Array to place all the songs' required info
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* @param aAttrs required attributes
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*/
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void GetAllSongsL(CMPXMediaArray* aMediaArray,
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const TArray<TMPXAttribute>& aAttrs);
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/**
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* Get a limited number of songs from the music collection databasee
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* @param aMediaArray Array to place all the songs' required info
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* @param aAttrs required attributes
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* @param aLimit maximum number of songs to retrieve
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*/
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void GetAllSongsLimitedL(const TArray<TMPXAttribute>& aAttrs,
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CMPXMediaArray& aMediaArray, TInt aLimit);
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/**
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* Get songs from the music collection database incrementally
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* @param aMediaArray Array to place all the songs' required info
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* @param aAttrs required attributes
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* @param aTitle title to use as a key
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* @param aNumOfSongs number of songs to read
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* @param aAsc ascending or descending data read
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*/
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void GetSongsInBlockL(CMPXMediaArray* aMediaArray,
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const TArray<TMPXAttribute>& aAttrs,
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TPtrC aTitle,
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TUint aNumOfSongs,
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TBool aAsc);
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/**
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* Get songs from the music collection starting at a particular offset
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* ONLY use this as the first query to locate particular item. Should use
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* GetSongsInBlockL() to fetch in blocks with a particular index
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* @param aMediaArray Array to store the results
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* @param aAttrs attributes to fetch
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* @param aOffset offset to start reading
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* @param aCount number of items to get
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*/
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void GetSongsAtOffsetL( CMPXMediaArray* aMediaArray,
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const TArray<TMPXAttribute>& aAttrs,
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TInt aOffset,
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TInt aCount );
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/**
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* Get all the songs that match the given artist ID
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* @param aArtistId ID of the artist to match
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* @param aAttrs required attributes
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* @param aMediaArray Array to place all the matching songs' required
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* attributes
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*/
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void GetSongsMatchingArtistL(TUint aArtistId,
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const TArray<TMPXAttribute>& aAttrs, CMPXMediaArray* aMediaArray);
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/**
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* Get all the songs that match the given album ID
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* @param aAlbumId ID of the album to match
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* @param aAttrs required attributes
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* @param aMediaArray Array to place all the matching songs' required info
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*/
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void GetSongsMatchingAlbumL(TUint aAlbumId,
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const TArray<TMPXAttribute>& aAttrs, CMPXMediaArray* aMediaArray);
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/**
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* Get all the songs that match the given artist and album ID
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* @param aArtistId ID of the artist to match
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* @param aAlbumId ID of the album to match
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* @param aAttrs required attributes
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* @param aMediaArray Array to place all the matching songs' required info
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*/
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void GetSongsMatchingArtistAndAlbumL(TUint aArtistId, TUint aAlbumId,
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const TArray<TMPXAttribute>& aAttrs, CMPXMediaArray* aMediaArray);
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/**
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* Get all the songs that match the given genre ID
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* @param aGenreId ID of the genre to match
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* @param aAttrs required attributes
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* @param aMediaArray Array to place all the matching songs' required info
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*/
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void GetSongsMatchingGenreL(TUint aGenreId,
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const TArray<TMPXAttribute>& aAttrs, CMPXMediaArray* aMediaArray);
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/**
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* Get all the songs that match the given composer ID
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* @param aComposerId ID of the composer to match
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* @param aAttrs required attributes
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* @param aMediaArray Array to place all the matching songs' required info
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*/
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void GetSongsMatchingComposerL(TUint aComposerId,
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const TArray<TMPXAttribute>& aAttrs, CMPXMediaArray* aMediaArray);
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/**
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* Get all the songs that match the given playlist ID
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* @param aPlaylistId ID of the playlist to match
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* @param aAttrs required attributes
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* @param aMediaArray Array to place all the required song info
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*/
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void GetSongsMatchingPlaylistL(TUint aPlaylistId,
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const TArray<TMPXAttribute>& aAttrs, CMPXMediaArray* aMediaArray);
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/**
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* Get the song info that matches the given song ID from Songs table.
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* @param aSongId ID of the song
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* @param aAttrs required attributes
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* @param aMedia returns the song info
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*/
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void GetSongL(TUint32 aSongId, const TArray<TMPXAttribute>& aAttrs,
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CMPXMedia& aMedia);
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/**
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* Appends the media object with the song information to the specified array.
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* @param aSongId ID of the song
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* @param aAttrs required attributes
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* @param aMediaArray on return the song info is appended to this array
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*/
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void GetSongL(TUint32 aSongId, const TArray<TMPXAttribute>& aAttrs,
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CMPXMediaArray& aMediaArray);
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/**
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* Get the song info that matches the given song ID from Songs table.
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* The song info will first be populated from Playlist table and
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* if the Songs table exists in the drive where the song is located,
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* song info will be overwritten from Songs table. This enables the
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* support for displaying song title in a playlist when the drive
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* where the song is located is not present.
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* @aSongId ID of the song
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* @aPlaylistId ID of the playlist the song belongs to.
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* @param aAttrs required attributes
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* @param aMediaArray Array to place all the required song info
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* @leave KErrNotFound if the song could not be found in the
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* PlaylistSongs table
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*/
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void GetPlaylistSongL(TUint32 aSongId, TUint32 aPlaylistId,
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const TArray<TMPXAttribute>& aAttrs, CMPXMedia& aMedia);
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/**
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* Appends the a media object with the song information to the specified array.
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* @param aSongId ID of the song
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* @param aPlaylistId ID of the playlist
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* @param aAttrs required attributes
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* @param aMediaArray on return the song info is appended to this array
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*/
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void GetPlaylistSongL(TUint32 aSongId, TUint32 aPlaylistId,
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const TArray<TMPXAttribute>& aAttrs, CMPXMediaArray& aMediaArray);
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/**
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* Get the song ID of the song that matches the given URI
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* @param aUri URI to match
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* @return song ID
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*/
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TUint32 GetSongIdMatchingUriL(const TDesC& aUri);
|
|
394 |
|
|
395 |
/**
|
|
396 |
* Get all the artist names from the music collection database sorted by name.
|
|
397 |
* @param aAttrs required attributes
|
|
398 |
* @param aMediaArray Array to place all the artists' required info
|
|
399 |
*/
|
|
400 |
void GetAllArtistsL(const TArray<TMPXAttribute>& aAttrs,
|
|
401 |
CMPXMediaArray* aMediaArray);
|
|
402 |
|
|
403 |
/**
|
|
404 |
* Get all the album names from the music collection database sorted by name.
|
|
405 |
* @param aAttrs required attributes
|
|
406 |
* @param aMediaArray Array to place all the albums' required info
|
|
407 |
*/
|
|
408 |
void GetAllAlbumsL(const TArray<TMPXAttribute>& aAttrs,
|
|
409 |
CMPXMediaArray* aMediaArray);
|
|
410 |
|
|
411 |
/**
|
|
412 |
* Get all the albums that match the given artist ID sorted by name.
|
|
413 |
* @param aArtistId ID of the artist to match
|
|
414 |
* @param aAttrs required attributes
|
|
415 |
* @param aMediaArray Array to place all the matching albums' required info
|
|
416 |
*/
|
|
417 |
void GetAlbumsMatchingArtistL(TUint aArtistId,
|
|
418 |
const TArray<TMPXAttribute>& aAttrs, CMPXMediaArray& aMediaArray);
|
|
419 |
|
|
420 |
/**
|
|
421 |
* Get all the genre names from the collection
|
|
422 |
* @param aAttrs required attributes
|
|
423 |
* @param aMediaArray Array to place all the genres' required info
|
|
424 |
*/
|
|
425 |
void GetAllGenresL(const TArray<TMPXAttribute>& aAttrs,
|
|
426 |
CMPXMediaArray* aMediaArray);
|
|
427 |
|
|
428 |
/**
|
|
429 |
* Get all the composer names from the collection
|
|
430 |
* @param aAttrs required attributes
|
|
431 |
* @param aMediaArray Array to place all the composers' required info
|
|
432 |
*/
|
|
433 |
void GetAllComposersL(const TArray<TMPXAttribute>& aAttrs,
|
|
434 |
CMPXMediaArray* aMediaArray);
|
|
435 |
|
|
436 |
/**
|
|
437 |
* Get the playlist ID of the playlist that matches the given URI
|
|
438 |
* @param aUri URI to match
|
|
439 |
* @return playlist ID to return
|
|
440 |
*/
|
|
441 |
TUint32 GetPlaylistIdMatchingUriL(const TDesC& aUri);
|
|
442 |
|
|
443 |
/**
|
|
444 |
* Checks if the specified ID corresponds to an auto playlist.
|
|
445 |
* @param aPlaylistId ID to be checked
|
|
446 |
* @return ETrue if it corresponds to an auto playlist, EFalse otherwise
|
|
447 |
*/
|
|
448 |
TBool IsAutoPlaylistL(TUint32 aPlaylistId);
|
|
449 |
|
|
450 |
/**
|
|
451 |
* Get all the playlist names from the collection
|
|
452 |
* @param aMediaArray Array to place all the playlists' required info
|
|
453 |
* @param aAttrs required attributes
|
|
454 |
*/
|
|
455 |
void GetAllPlaylistsL(CMPXMediaArray* aMediaArray,
|
|
456 |
const TArray<TMPXAttribute>& aAttrs);
|
|
457 |
|
|
458 |
/**
|
|
459 |
* Get all the system playlist names from the collection
|
|
460 |
* @param aMediaArray Array to place all the system playlists' required info
|
|
461 |
*/
|
|
462 |
void GetAllSystemPlaylistNamesL(CMPXMediaArray* aMediaArray);
|
|
463 |
|
|
464 |
/**
|
|
465 |
* Get title from the Id
|
|
466 |
* @param Id to search for
|
|
467 |
* @return name matching the ID
|
|
468 |
*/
|
|
469 |
HBufC* GetNameMatchingIdL(const TUint32 aId) const;
|
|
470 |
|
|
471 |
/**
|
|
472 |
* Get URI from the Id
|
|
473 |
* @param Id to search for
|
|
474 |
* @return URI matching the ID
|
|
475 |
* @leave KErrNotSupported if the ID refers to an invalid category
|
|
476 |
*/
|
|
477 |
HBufC* GetUriMatchingIdL(const TUint32 aId) const;
|
|
478 |
|
|
479 |
/**
|
|
480 |
* Retrieve category record with information as specified in the given
|
|
481 |
* attributes
|
|
482 |
* @param aCategoryId Id of the record to be retrieved
|
|
483 |
* @param aCategory category type
|
|
484 |
* @param aAttrs information to return about the specified category
|
|
485 |
* @param aMedia returns the category information
|
|
486 |
*/
|
|
487 |
void GetCategoryL(const TUint32 aCategoryId, TMPXGeneralCategory aCategory,
|
|
488 |
const TArray<TMPXAttribute>& aAttrs, CMPXMedia* aMedia);
|
|
489 |
|
|
490 |
/**
|
|
491 |
* Get the duration for all songs
|
|
492 |
* @return duration
|
|
493 |
*/
|
|
494 |
TInt GetAllSongsDurationL();
|
|
495 |
|
|
496 |
/**
|
|
497 |
* Get the duration for all songs for a specified artist
|
|
498 |
* @param aArtistId identifies the artist
|
|
499 |
* @return duration
|
|
500 |
*/
|
|
501 |
TInt GetArtistDurationL(TInt aArtistId);
|
|
502 |
|
|
503 |
/**
|
|
504 |
* Get the duration for all songs in a specified album
|
|
505 |
* @param aAlbumId identifies the album
|
|
506 |
* @return duration
|
|
507 |
*/
|
|
508 |
TInt GetAlbumDurationL(TInt aAlbumId);
|
|
509 |
|
|
510 |
/**
|
|
511 |
* Get the duration for all songs for a specified artist and album
|
|
512 |
* @param aArtistId identifies the artist
|
|
513 |
* @param aAlbumId identifies the album
|
|
514 |
* @return duration
|
|
515 |
*/
|
|
516 |
TInt GetArtistAlbumDurationL(TInt aArtistId, TInt aAlbumId);
|
|
517 |
|
|
518 |
/**
|
|
519 |
* Get the duration for all songs for a specified composer
|
|
520 |
* @param aComposerId identifies the composer
|
|
521 |
* @return duration
|
|
522 |
*/
|
|
523 |
TInt GetComposerDurationL(TInt aComposerId);
|
|
524 |
|
|
525 |
/**
|
|
526 |
* Get the duration for all songs for a specified genre
|
|
527 |
* @param aGenreId identifies the genre
|
|
528 |
* @return duration
|
|
529 |
*/
|
|
530 |
TInt GetGenreDurationL(TInt aGenreId);
|
|
531 |
|
|
532 |
/**
|
|
533 |
* Get the duration for all songs in a user playlist
|
|
534 |
* @param aPlaylistId identifies the playlist
|
|
535 |
* @return duration
|
|
536 |
*/
|
|
537 |
TInt GetUserPlaylistDurationL(TInt aPlaylistId);
|
|
538 |
|
|
539 |
/**
|
|
540 |
* Get the duration for all songs for a specified playlist
|
|
541 |
* @param aPlaylistId identifies the playlist
|
|
542 |
* @return duration
|
|
543 |
*/
|
|
544 |
TInt GetPlaylistDurationL(TInt aPlaylistId);
|
|
545 |
|
|
546 |
/**
|
|
547 |
* Fetch the total number of items in the specified category
|
|
548 |
* @param aCategory category to be queried
|
|
549 |
* @return number of items.
|
|
550 |
*/
|
|
551 |
TInt NumberOfItemsL(TMPXGeneralCategory aCategory);
|
|
552 |
|
|
553 |
/**
|
|
554 |
* Find media(s) from the collection
|
|
555 |
* @param aCriteria selection criteria
|
|
556 |
* @param aAttrs attributes for the matching media
|
|
557 |
* @return matching media. Ownership is transferred.
|
|
558 |
* @leave KErrArgument if the criteria do not include a type
|
|
559 |
* or category
|
|
560 |
*/
|
|
561 |
CMPXMedia* FindAllLC(const CMPXMedia& aCriteria,
|
|
562 |
const TArray<TMPXAttribute>& aAttrs);
|
|
563 |
|
|
564 |
/**
|
|
565 |
* Set the last refreshed time
|
|
566 |
* @param aTime the updated last refresh time
|
|
567 |
*/
|
|
568 |
void SetLastRefreshedTimeL(TTime aTime);
|
|
569 |
|
|
570 |
/**
|
|
571 |
* Get the last refreshed time
|
|
572 |
* @return last refreshed time
|
|
573 |
*/
|
|
574 |
TTime GetLastRefreshedTimeL();
|
|
575 |
|
|
576 |
/**
|
|
577 |
* Set the db corrupted bit in the aux table for all drives
|
|
578 |
* @param aCorrupted flag indicating whether or not the db is corrupted
|
|
579 |
*/
|
|
580 |
void SetDBCorruptedL(TBool aCorrupted);
|
|
581 |
|
|
582 |
/**
|
|
583 |
* Get the db corrupted bit in the aux table ( or of all drives )
|
|
584 |
* @return ETrue if database is corrupted, else EFalse
|
|
585 |
*/
|
|
586 |
TBool IsDBCorruptedL();
|
|
587 |
|
|
588 |
/**
|
|
589 |
* Checks if the database has been created
|
|
590 |
* @return ETrue if file has been created
|
|
591 |
*/
|
|
592 |
TBool DatabaseCreated();
|
|
593 |
|
|
594 |
/**
|
|
595 |
* Close and re-open the music collection database stored on the
|
|
596 |
* specified drive
|
|
597 |
* @param aDrive drive containing the music collection database to re-open
|
|
598 |
*/
|
|
599 |
void OpenDatabaseL(TInt aDrive);
|
|
600 |
|
|
601 |
/**
|
|
602 |
* Close a database for a particular drive
|
|
603 |
* @param aDrive drive to close
|
|
604 |
*/
|
|
605 |
void CloseDatabaseL(TInt aDrive);
|
|
606 |
|
|
607 |
/**
|
|
608 |
* Recreate all databases.
|
|
609 |
*/
|
|
610 |
void ReCreateDatabasesL();
|
|
611 |
|
|
612 |
/**
|
|
613 |
* Starts a refresh operation.
|
|
614 |
*/
|
|
615 |
void RefreshStartL();
|
|
616 |
|
|
617 |
/**
|
|
618 |
* Ends a refresh operation.
|
|
619 |
*/
|
|
620 |
void RefreshEndL();
|
|
621 |
|
|
622 |
/**
|
|
623 |
* Notification of mtp start
|
|
624 |
*/
|
|
625 |
void MtpStartL();
|
|
626 |
|
|
627 |
/**
|
|
628 |
* Notification of mtp end
|
|
629 |
*/
|
|
630 |
void MtpEndL();
|
|
631 |
/**
|
|
632 |
* Get total record count for music in db
|
|
633 |
* @param aDrive, specifies drive number for db selection
|
|
634 |
* @return count
|
|
635 |
*/
|
|
636 |
TUint GetMusicCountL(TInt aDrive);
|
|
637 |
|
|
638 |
/**
|
|
639 |
* Get total record count for playlists in db
|
|
640 |
* @param aDrive, specifies drive number for db selection
|
|
641 |
* @return count
|
|
642 |
*/
|
|
643 |
TUint GetPlaylistCountL(TInt aDrive);
|
|
644 |
|
|
645 |
/**
|
|
646 |
* Get total record count for music and playlists in db
|
|
647 |
* @param aDrive, specifies drive number for db selection
|
|
648 |
* @return count
|
|
649 |
*/
|
|
650 |
TUint GetTotalCountL(TInt aDrive);
|
|
651 |
|
|
652 |
/**
|
|
653 |
* Get URIs for a given amount of songs
|
|
654 |
* @param aDrive, specifies drive number for db selection
|
|
655 |
* @param aFromID, specifies unique ID of last record retrieved
|
|
656 |
* @param aRecords, specifies the number of records to get
|
|
657 |
* @param aUriArr, will contain all URIs on return
|
|
658 |
* @param aLastID, will contain unique ID of a last record in the array
|
|
659 |
*/
|
|
660 |
void GetMusicUriArrayL(TInt aDrive, TInt aFromID, TInt aRecords,
|
|
661 |
CDesCArray& aUriArr, TInt& aLastID);
|
|
662 |
|
|
663 |
/**
|
|
664 |
* Get URIs for a given amount of playlists
|
|
665 |
* @param aDrive, specifies drive number for db selection
|
|
666 |
* @param aFromID, specifies unique ID of last record retrieved
|
|
667 |
* @param aRecords, specifies the number of records to get
|
|
668 |
* @param aUriArr, will contain all URIs on return
|
|
669 |
* @param aLastID, will contain unique ID of a last record in the array
|
|
670 |
*/
|
|
671 |
void GetPlaylistUriArrayL(TInt aDrive, TInt aFromID, TInt aRecords,
|
|
672 |
CDesCArray& aUriArr, TInt& aLastID);
|
|
673 |
|
|
674 |
/**
|
|
675 |
* Starts a transaction on all open databases.
|
|
676 |
*/
|
|
677 |
void BeginTransactionL();
|
|
678 |
|
|
679 |
/**
|
|
680 |
* Commits or rolls back a transaction.
|
|
681 |
* @param aError if error then rolls back the transaction and leaves
|
|
682 |
* if KErrNone it commits the transaction
|
|
683 |
*/
|
|
684 |
void EndTransactionL(TInt aError);
|
|
685 |
|
|
686 |
/**
|
|
687 |
* Checks if the database is currently in a transaction.
|
|
688 |
*
|
|
689 |
* @return ETrue if database is currently in a transaction, EFalse otherwise
|
|
690 |
*/
|
|
691 |
TBool InTransaction();
|
|
692 |
|
|
693 |
/**
|
|
694 |
* Notifies the handler that the collection will be closed.
|
|
695 |
* It is called before closing the collection.
|
|
696 |
*/
|
|
697 |
void PreCloseCollectionL();
|
|
698 |
|
|
699 |
/**
|
|
700 |
* Notifies the handler that the collection was closed.
|
|
701 |
*/
|
|
702 |
void CollectionClosed();
|
|
703 |
|
|
704 |
/**
|
|
705 |
* Notifies the handler that the collection was opened.
|
|
706 |
*/
|
|
707 |
void CollectionOpenedL();
|
|
708 |
|
|
709 |
/**
|
|
710 |
* Checks if the spefified drive is a remove drive
|
|
711 |
*/
|
|
712 |
TBool IsRemoteDrive(TDriveNumber aDrive);
|
|
713 |
|
|
714 |
/**
|
|
715 |
* Checks if there is a drive that has a low disk space
|
|
716 |
* @leave KErrDiskFull if the space on one of the drives is below the
|
|
717 |
* critical level
|
|
718 |
*/
|
|
719 |
void CheckDiskSpaceOnDrivesL();
|
|
720 |
|
|
721 |
private:
|
|
722 |
|
|
723 |
/**
|
|
724 |
* Add a song to the music collection database
|
|
725 |
* @param aMedia: media object which contains file path,
|
|
726 |
* artist, composer, name(title), track, etc...
|
|
727 |
* @param aMessage change event message to notify client of the changes
|
|
728 |
* @return Id of the song added
|
|
729 |
* @leave KErrArgument if the media doe snot include the song URI
|
|
730 |
*/
|
|
731 |
TUint32 DoAddSongL(const CMPXMedia& aMedia, CMPXMessageArray* aMessageArray);
|
|
732 |
|
|
733 |
/**
|
|
734 |
* Add a playlist to the collection
|
|
735 |
* @param aMedia playlist media object with title and URI of the playlist.
|
|
736 |
* @return ID of the playlist created
|
|
737 |
*/
|
|
738 |
TUint32 DoAddPlaylistL(const CMPXMedia& aMedia);
|
|
739 |
|
|
740 |
/**
|
|
741 |
* Add songs to the specified playlist
|
|
742 |
* @param aMedia playlist media object with playlist Id.
|
|
743 |
* @return playlist Id of the playlist
|
|
744 |
*/
|
|
745 |
TUint32 DoAddSongToPlaylistL(const CMPXMedia& aMedia);
|
|
746 |
|
|
747 |
/**
|
|
748 |
* Update song info for a song in the music collection database
|
|
749 |
* @param aMedia songDetails object which contains file path,
|
|
750 |
* artist, composer, name(title), track, etc...
|
|
751 |
* @param aItemChangedMessages a list of items changed
|
|
752 |
* @return ETrue if UI visible change
|
|
753 |
* @leave KErrNotSupported if the song ID could not be constructed
|
|
754 |
*/
|
|
755 |
CMPXDbActiveTask::TChangeVisibility DoUpdateSongL(const CMPXMedia& aMedia,
|
|
756 |
CMPXMessageArray& aItemChangedMessages);
|
|
757 |
|
|
758 |
/**
|
|
759 |
* Update playlist info in the music collection database
|
|
760 |
* @param aMedia playlist details object which contains file path,
|
|
761 |
* timestamps etc...
|
|
762 |
* @param aMessage change event message for the playlist update
|
|
763 |
*/
|
|
764 |
void DoUpdatePlaylistL(const CMPXMedia& aMedia, CMPXMessageArray& aMessageArray);
|
|
765 |
|
|
766 |
/**
|
|
767 |
* Replace all songs for a playlist. This method is called when harvester
|
|
768 |
* scans an updated playlist. This will also be called if MTP wants to
|
|
769 |
* replace the contents of an existing playlist. The implementation deleted the
|
|
770 |
* existing songs first and then inserts the new ones.
|
|
771 |
* @param aMedia playlist and songs details object which contains file path,
|
|
772 |
* timestamps etc...
|
|
773 |
* @param aMessage change event message for the playlist update
|
|
774 |
*/
|
|
775 |
void DoUpdatePlaylistSongsL(const CMPXMedia& aMedia, CMPXMessage& aMessage);
|
|
776 |
|
|
777 |
/**
|
|
778 |
* Reorder the specified song in the specified playlist
|
|
779 |
* @param aPlaylistId id of the playlist which contains the song to be reordered
|
|
780 |
* @param aSongId id of the song to be reordered
|
|
781 |
* @param aOriginalOrdinal the original ordinal of the song within the playlist.
|
|
782 |
* Ordinal starts from 0.
|
|
783 |
* @param aNewOrdinal the new ordinal of the song within the playlist. Ordinal
|
|
784 |
* starts from 0.
|
|
785 |
* @param aMessage change event message for the playlist update
|
|
786 |
*/
|
|
787 |
void DoReorderPlaylistL(const TMPXItemId& aPlaylistId, const TMPXItemId& aSongId,
|
|
788 |
TUint aOriginalOrdinal, TUint aNewOrdinal, CMPXMessage& aMessage);
|
|
789 |
|
|
790 |
/**
|
|
791 |
* Deletes a song. In addition to deleting the song record from the music
|
|
792 |
* table takes care of updating the category and playlist tables.
|
|
793 |
* @param aSongId song to be deleted
|
|
794 |
* @param aUriArray on return contains the URIs of the song deleted.
|
|
795 |
* @param aItemChangedMessages on return contains changed messages for all
|
|
796 |
* affected items
|
|
797 |
* @param aDeleteRecord ETrue if the record is to be deleted, EFalse if it is
|
|
798 |
* to be marked as deleted.
|
|
799 |
*/
|
|
800 |
void DoRemoveSongL(TUint32 aSongId, CDesCArray& aUriArray,
|
|
801 |
CMPXMessageArray& aItemChangedMessages, TBool aDeleteRecord);
|
|
802 |
|
|
803 |
/**
|
|
804 |
* Deletes the song from the playlist tables
|
|
805 |
* @param aSongId song to be deleted
|
|
806 |
* @param aItemChangedMessages on return contains changed messages for all
|
|
807 |
* affected items
|
|
808 |
*/
|
|
809 |
void DoRemoveSongFromPlaylistL(TUint32 aSongId,CMPXMessageArray& aItemChangedMessages);
|
|
810 |
|
|
811 |
/**
|
|
812 |
* Deletes all the songs for a given category. The implementation uses
|
|
813 |
* DoRemoveSongL for the business logic.
|
|
814 |
* @param aCategory category type (artist/album/genre/composer)
|
|
815 |
* @param aCategoryId identifies the category item
|
|
816 |
* @param aUriArray on return contains the URIs of the songs deleted.
|
|
817 |
* @param aItemChangedMessages on return contains changed messages for all
|
|
818 |
* affected items
|
|
819 |
* @leave KErrNotSupported if invalid category
|
|
820 |
*/
|
|
821 |
void DoRemoveSongsMatchingCategoryL(TMPXGeneralCategory aCategory,
|
|
822 |
TUint32 aCategoryId, CDesCArray& aUriArray,
|
|
823 |
CMPXMessageArray& aItemChangedMessages);
|
|
824 |
|
|
825 |
/**
|
|
826 |
* Deletes all the songs for a given artist and album.
|
|
827 |
* The implementation uses DoRemoveSongL for the business logic.
|
|
828 |
* @param aArtistId identifies the artist
|
|
829 |
* @param aAlbumId identifies the album
|
|
830 |
* @param aUriArray on return contains the URIs of the songs deleted.
|
|
831 |
* @param aItemChangedMessages on return contains changed messages for all affected items
|
|
832 |
*/
|
|
833 |
void DoRemoveSongsMatchingArtistAndAlbumL(TUint32 aArtistId, TUint32 aAlbumId,
|
|
834 |
CDesCArray& aUriArray, CMPXMessageArray& aItemChangedMessages);
|
|
835 |
|
|
836 |
/**
|
|
837 |
* Deletes all the playlists in all databases. Note that the songs are not affected.
|
|
838 |
*/
|
|
839 |
void DoRemoveAllPlaylistsL();
|
|
840 |
|
|
841 |
/**
|
|
842 |
* Deletes a specified playlist.
|
|
843 |
* @param aPlaylistId the playlist to be deleted.
|
|
844 |
* @param aUriArray on return contains the URIs of the items deleted.
|
|
845 |
* @param aItemChangedMessages on return contains changed messages for all
|
|
846 |
* affected items
|
|
847 |
*/
|
|
848 |
void DoRemovePlaylistL(TUint32 aPlaylistId, CDesCArray& aUriArray,
|
|
849 |
CMPXMessageArray& aItemChangedMessages);
|
|
850 |
|
|
851 |
/**
|
|
852 |
* Deletes a song from a playlist.
|
|
853 |
* @param aPlaylistId identifies the playlist.
|
|
854 |
* @param aSongId song to be deleted.
|
|
855 |
* @param aOrdinal song ordinal in case there are multiple instances of the same
|
|
856 |
* song in the playlist.
|
|
857 |
* @param aItemChangedMessages on return contains changed messages for all
|
|
858 |
* affected items
|
|
859 |
*/
|
|
860 |
void DoRemoveSongFromPlaylistL(TUint32 aPlaylistId, const TMPXItemId& aSongId,
|
|
861 |
TInt aOrdinal, CMPXMessageArray& aItemChangedMessages);
|
|
862 |
|
|
863 |
/**
|
|
864 |
* Deletes all song records marked as deleted.
|
|
865 |
*/
|
|
866 |
void DoCleanupDeletedRecordsL();
|
|
867 |
|
|
868 |
/**
|
|
869 |
* Find items in the collection
|
|
870 |
* @param aCriteria selection criteria
|
|
871 |
* @param aAttrs attributes for the matching media
|
|
872 |
* @param aMediaArray returns the matching entries
|
|
873 |
*/
|
|
874 |
void FindAllL(const CMPXMedia& aCriteria, const TArray<TMPXAttribute>& aAttrs,
|
|
875 |
CMPXMediaArray* aMediaArray);
|
|
876 |
|
|
877 |
/**
|
|
878 |
* Find a song.
|
|
879 |
* @param aCriteria selection criteria
|
|
880 |
* @param aAttrs attributes for the matching media
|
|
881 |
* @param aMediaArray returns the matching entries
|
|
882 |
*/
|
|
883 |
void FindSongL(const CMPXMedia& aCriteria, const TArray<TMPXAttribute>& aAttrs,
|
|
884 |
CMPXMediaArray& aMediaArray);
|
|
885 |
|
|
886 |
/**
|
|
887 |
* Gets the songs for a specified playlist
|
|
888 |
* @param aPlaylistId identifies the playlist
|
|
889 |
* @param aAttrs attributes to be returned
|
|
890 |
* @param aMediaArray returns the matching entries
|
|
891 |
*/
|
|
892 |
void GetPlaylistSongsL(TUint32 aPlaylistId, const TArray<TMPXAttribute>& aAttrs,
|
|
893 |
CMPXMediaArray& aMediaArray);
|
|
894 |
|
|
895 |
/**
|
|
896 |
* Find an album
|
|
897 |
* @param aCriteria selection criteria
|
|
898 |
* @param aAttrs attributes to be returned
|
|
899 |
* @param aMediaArray returns the matching entries
|
|
900 |
*/
|
|
901 |
void FindAlbumL(const CMPXMedia& aCriteria, const TArray<TMPXAttribute>& aAttrs,
|
|
902 |
CMPXMediaArray& aMediaArray);
|
|
903 |
|
|
904 |
/**
|
|
905 |
* Extracts the playlist ID and drive ID from the media object.
|
|
906 |
* @param aMedia playlist information
|
|
907 |
* @param aPlaylistId returns the playlist ID
|
|
908 |
* @param aPlaylistDriveId returns the drive ID
|
|
909 |
* @leave KErrArgument if the media does not include the ID and URI
|
|
910 |
*/
|
|
911 |
void ProcessPlaylistMediaL(CMPXMedia& aMedia, TUint32& aPlaylistId,
|
|
912 |
TInt& aPlaylistDriveId);
|
|
913 |
|
|
914 |
/**
|
|
915 |
* Updates all the song entries in the playlist media with extra
|
|
916 |
* information from the music table.
|
|
917 |
* @param aMedia inout, contains the playlist/songs information
|
|
918 |
* @leave KErrArgument if the song does not exist in the music table and
|
|
919 |
* the media does not include a URI
|
|
920 |
*/
|
|
921 |
void UpdatePlaylistSongInfoL(CMPXMedia& aMedia);
|
|
922 |
|
|
923 |
/**
|
|
924 |
* Makes sure all the folders specified in the array parameter are created,
|
|
925 |
* otherwise it tries to create them. Updates the iDbDrives member variable
|
|
926 |
* with the drives corresponding to the folders.
|
|
927 |
* @param aFolders contains all the folders to be processed
|
|
928 |
*/
|
|
929 |
void ProcessMusicFoldersL(const CDesCArray& aFolders);
|
|
930 |
|
|
931 |
/**
|
|
932 |
* Returns the CMPXDbCategory instance associated with the specified
|
|
933 |
* category type
|
|
934 |
* @param aCategory category type
|
|
935 |
* @return corresponding CMPXDbCategory instance
|
|
936 |
* @leave KErrNotSupported if invalid category
|
|
937 |
*/
|
|
938 |
CMPXDbCategory* DbCategoryL(TMPXGeneralCategory aCategory) const;
|
|
939 |
|
|
940 |
/**
|
|
941 |
* Verify the volume id for the databases
|
|
942 |
*/
|
|
943 |
void VerifyVolumeIdL();
|
|
944 |
|
|
945 |
|
|
946 |
#if defined (__MTP_PROTOCOL_SUPPORT)
|
|
947 |
/**
|
|
948 |
* Reads the "save deleted records" MTP flag from CenRep and returns
|
|
949 |
* the value.
|
|
950 |
* @return value of the "save deleted records" MTP flag
|
|
951 |
*/
|
|
952 |
TBool SaveDeletedSongs();
|
|
953 |
#endif
|
|
954 |
|
|
955 |
#ifdef RD_MULTIPLE_DRIVE
|
|
956 |
/**
|
|
957 |
* Retrieve all visible music folder locations.
|
|
958 |
*/
|
|
959 |
CDesCArrayFlat* GetMusicFoldersL();
|
|
960 |
#endif // RD_MULTIPLE_DRIVE
|
|
961 |
|
|
962 |
private: // From MMPXDbMusicObserver
|
|
963 |
|
|
964 |
/**
|
|
965 |
* @see MMPXDbMusicObserver
|
|
966 |
*/
|
|
967 |
virtual TUint32 AddCategoryItemL(TMPXGeneralCategory aCategory,
|
|
968 |
const TDesC& aName, TInt aDriveId,
|
|
969 |
CMPXMessageArray* aItemChangedMessages, TBool& aItemExist);
|
|
970 |
|
|
971 |
virtual TUint32 AddCategoryItemL(TMPXGeneralCategory aCategory, const TDesC& aName,
|
|
972 |
TUint32 aArtist, const TDesC& aArt,
|
|
973 |
TInt aDrive, CMPXMessageArray* aItemChangedMessages, TBool& aItemExist);
|
|
974 |
|
|
975 |
virtual void UpdateCategoryItemL(TMPXGeneralCategory aCategory, TUint32 aCategoryId,
|
|
976 |
const CMPXMedia& aMedia, TInt aDrive, CMPXMessageArray* aItemChangedMessages);
|
|
977 |
|
|
978 |
/**
|
|
979 |
* @see MMPXDbMusicObserver
|
|
980 |
*/
|
|
981 |
virtual void DeleteSongForCategoryL(TMPXGeneralCategory aCategory,
|
|
982 |
TUint32 aCategoryId, TInt aDriveId, CMPXMessageArray* aItemChangedMessages,
|
|
983 |
TBool& aItemExist);
|
|
984 |
|
|
985 |
/**
|
|
986 |
* @see MMPXDbMusicObserver
|
|
987 |
*/
|
|
988 |
virtual void HandlePlayCountModifiedL(CMPXMessageArray& aItemChangedMessages);
|
|
989 |
|
|
990 |
/**
|
|
991 |
* @see MMPXDbMusicObserver
|
|
992 |
*/
|
|
993 |
virtual void HandlePlaybackTimeModifiedL(CMPXMessageArray& aItemChangedMessages);
|
|
994 |
private: // From MMPXDbArtistObserver
|
|
995 |
/**
|
|
996 |
* @see MMPXDbArtistObser
|
|
997 |
*/
|
|
998 |
virtual TInt HandleGetAlbumsCountForArtistL(TUint32 aArtistId);
|
|
999 |
|
|
1000 |
private: // From MMPXDbAlbumObserver
|
|
1001 |
/**
|
|
1002 |
* @see MMPXDbAlbumObserver
|
|
1003 |
*/
|
|
1004 |
virtual TBool HandleIsUnknownArtistL(TUint32 aArtistId);
|
|
1005 |
virtual TUint32 HandleArtistForAlbumL(const TUint32 aAlbumId);
|
|
1006 |
|
|
1007 |
private: // From MMPXDbPlaylistObserver
|
|
1008 |
/**
|
|
1009 |
* @see MMPXDbPlaylistObserver
|
|
1010 |
*/
|
|
1011 |
virtual TInt HandlePlaylistDurationL(TUint32 aPlaylistId);
|
|
1012 |
virtual void HandlePlaylistInfoL(TUint32 aPlaylistId, TInt& aCount, TInt& aDuration);
|
|
1013 |
|
|
1014 |
private:
|
|
1015 |
|
|
1016 |
/**
|
|
1017 |
* C++ constructor.
|
|
1018 |
* @param file session
|
|
1019 |
*/
|
|
1020 |
CMPXDbHandler(RFs& aFs, CMPXResource& aResource);
|
|
1021 |
|
|
1022 |
/**
|
|
1023 |
* Symbian 2nd phase constructor..
|
|
1024 |
*/
|
|
1025 |
void ConstructL();
|
|
1026 |
|
|
1027 |
private: // Data
|
|
1028 |
|
|
1029 |
// owned member variables
|
|
1030 |
CMPXCollectionDbManager* iDbManager;
|
|
1031 |
CMPXDbMusic* iDbMusic;
|
|
1032 |
CMPXDbPlaylist* iDbPlaylist;
|
|
1033 |
CMPXDbArtist* iDbArtist;
|
|
1034 |
CMPXDbAlbum* iDbAlbum;
|
|
1035 |
CMPXDbGenre* iDbGenre;
|
|
1036 |
CMPXDbComposer* iDbComposer;
|
|
1037 |
CMPXDbAuxiliary* iDbAuxiliary;
|
|
1038 |
|
|
1039 |
CMPXDbAutoPlaylist* iAutoPlaylist;
|
|
1040 |
|
|
1041 |
CDesCArrayFlat* iMimeTypes; // MIME types supported
|
|
1042 |
CDesCArrayFlat* iExtensions; // file extensions supported
|
|
1043 |
CDesCArrayFlat* iExtensionsMime; // file extensions to check MIME
|
|
1044 |
CDesCArrayFlat* iExtensionsDrm; // file extensions to check DRM type
|
|
1045 |
RArray<TInt> iDbDrives;
|
|
1046 |
|
|
1047 |
// not owned member variables
|
|
1048 |
RFs& iFs;
|
|
1049 |
CMPXResource& iResource;
|
|
1050 |
TBool iOutOfDisk; // Are we in out of disk mode?
|
|
1051 |
TBool iSynchronizeBasicTable; // Basic music table was not updated during last refresh
|
|
1052 |
TBool iCollectionOpen; // Databases opened
|
|
1053 |
TBool iRefresh; // Refresh operation currently performed
|
|
1054 |
TBool iMtpInUse; // Flag for MTP operation
|
|
1055 |
TInt iOpOnDbCount; // Count to provide a min op amount in one transaction
|
|
1056 |
};
|
|
1057 |
|
|
1058 |
#endif // MPXDBHANDLER_H
|
|
1059 |
|
|
1060 |
// End of File
|