mpxplugins/serviceplugins/collectionplugins/mpxsqlitedbhgplugin/src/mpxdbartist.cpp
/*
* Copyright (c) 2007 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: Responsible for interation with the Artist table
*
*
*/
// INCLUDE FILES
#include <sqldb.h>
#include <mpxlog.h>
#include "mpxdbcommonutil.h"
#include "mpxdbcommondef.h"
#include "mpxmediamusicdefs.h"
#include "mpxdbmanager.h"
#include "mpxcollectiondbdef.h"
#include "mpxdbpluginqueries.h"
#include "mpxdbutil.h"
#include "mpxdbartist.h"
// CONSTANTS
// ============================ MEMBER FUNCTIONS ==============================
// ----------------------------------------------------------------------------
// Two-phased constructor.
// ----------------------------------------------------------------------------
//
CMPXDbArtist* CMPXDbArtist::NewL(
CMPXDbManager& aDbManager,
TMPXGeneralCategory aCategory,
MMPXDbArtistObserver& aObserver)
{
MPX_FUNC("CMPXDbArtist::NewL");
CMPXDbArtist* self = CMPXDbArtist::NewLC(aDbManager, aCategory, aObserver);
CleanupStack::Pop(self);
return self;
}
// ----------------------------------------------------------------------------
// Two-phased constructor.
// ----------------------------------------------------------------------------
//
CMPXDbArtist* CMPXDbArtist::NewLC(
CMPXDbManager& aDbManager,
TMPXGeneralCategory aCategory,
MMPXDbArtistObserver& aObserver)
{
MPX_FUNC("CMPXDbArtist::NewLC");
CMPXDbArtist* self = new (ELeave) CMPXDbArtist(aDbManager, aCategory, aObserver);
CleanupStack::PushL(self);
self->ConstructL();
return self;
}
// ----------------------------------------------------------------------------
// Destructor
// ----------------------------------------------------------------------------
//
CMPXDbArtist::~CMPXDbArtist()
{
MPX_FUNC("CMPXDbArtist::~CMPXDbArtist");
}
// ----------------------------------------------------------------------------
// Constructor
// ----------------------------------------------------------------------------
//
CMPXDbArtist::CMPXDbArtist(
CMPXDbManager& aDbManager,
TMPXGeneralCategory aCategory,
MMPXDbArtistObserver& aObserver) :
CMPXDbCategory(aDbManager, aCategory),
iObserver(aObserver)
{
MPX_FUNC("CMPXDbArtist::CMPXDbArtist");
}
// ----------------------------------------------------------------------------
// Second phase constructor.
// ----------------------------------------------------------------------------
//
void CMPXDbArtist::ConstructL()
{
MPX_FUNC("CMPXDbArtist::ConstructL");
BaseConstructL();
}
// ----------------------------------------------------------------------------
// CMPXDbArtist::AddItemL
// ----------------------------------------------------------------------------
//
TUint32 CMPXDbArtist::AddItemL(
const TDesC& aName,
const TDesC& aArt,
TInt aDriveId,
TBool& aNewRecord,
TBool aCaseSensitive)
{
MPX_FUNC("CMPXDbArtist::AddItemL");
// try to find the item first
TUint32 rowId(MPXDbCommonUtil::GenerateUniqueIdL(iDbManager.Fs(), iCategory,
aName, aCaseSensitive));
aNewRecord = !CategoryItemExistsL(aDriveId, rowId);
if (aNewRecord)
{
// insert new
HBufC* query = PreProcessStringLC(KQueryArtistInsert);
HBufC* name = MPXDbCommonUtil::ProcessSingleQuotesLC(aName);
HBufC* art = MPXDbCommonUtil::ProcessSingleQuotesLC(aArt);
iDbManager.ExecuteQueryL(aDriveId, *query, rowId, name, 1, art);
CleanupStack::PopAndDestroy(art);
CleanupStack::PopAndDestroy(name);
CleanupStack::PopAndDestroy(query);
}
else
{
// retrieve the existing record
HBufC* query = NULL;
query = PreProcessStringLC(KQueryCategoryItem);
RSqlStatement recordset(iDbManager.ExecuteSelectQueryL(*query, rowId));
CleanupStack::PopAndDestroy(query);
CleanupClosePushL(recordset);
if (recordset.Next() != KSqlAtRow)
{
User::Leave(KErrNotFound);
}
// Album Art
TPtrC art(KNullDesC);
art.Set(MPXDbCommonUtil::GetColumnTextL(recordset, EArtistArt));
// the current one is Unknown and the new one is Not Unknown
if ( art == KNullDesC && aArt != KNullDesC )
{
HBufC* artReplaceSingleQuote =
MPXDbCommonUtil::ProcessSingleQuotesLC( aArt );
_LIT( KFormatArt, "Art=\'%S\'" );
HBufC* setStr = HBufC::NewLC(256);
setStr->Des().Format( KFormatArt, artReplaceSingleQuote );
iDbManager.ExecuteQueryL(aDriveId, KQueryArtistUpdate, setStr, rowId);
CleanupStack::PopAndDestroy(setStr);
CleanupStack::PopAndDestroy(artReplaceSingleQuote);
}
CleanupStack::PopAndDestroy(&recordset);
// increment the number of songs for the category
query = PreProcessStringLC(KQueryCategoryIncrementSongCount);
iDbManager.ExecuteQueryL(aDriveId, *query, rowId);
CleanupStack::PopAndDestroy(query);
}
return rowId;
}
// ----------------------------------------------------------------------------
// CMPXDbArtist::IsUnknownArtistL
// ----------------------------------------------------------------------------
//
TBool CMPXDbArtist::IsUnknownArtistL(TUint32 aId)
{
MPX_FUNC("CMPXDbArtist::IsUnknownArtistL");
HBufC* name = GetNameL(aId);
TInt ret = EFalse;
if (*name == KNullDesC)
{
ret = ETrue;
}
delete name;
return ret;
}
// ----------------------------------------------------------------------------
// CMPXDbArtist::UpdateMediaL
// ----------------------------------------------------------------------------
//
void CMPXDbArtist::UpdateMediaL(
RSqlStatement& aRecord,
const TArray<TMPXAttribute>& aAttrs,
CMPXMedia& aMedia)
{
MPX_FUNC("CMPXDbArtist::UpdateMediaL");
TInt count(aAttrs.Count());
for (TInt i = 0; i < count; ++i)
{
TInt contentId(aAttrs[i].ContentId());
TUint attributeId(aAttrs[i].AttributeId());
if (contentId == KMPXMediaIdGeneral)
{
if (attributeId & EMPXMediaGeneralId)
{
MPX_DEBUG1(" EMPXMediaGeneralId");
aMedia.SetTObjectValueL<TMPXItemId>(KMPXMediaGeneralId,
aRecord.ColumnInt64(EArtistUniqueId));
MPX_DEBUG2(" Id[%d]", aRecord.ColumnInt64(EArtistUniqueId));
}
if (attributeId & EMPXMediaGeneralTitle)
{
MPX_DEBUG1(" EMPXMediaGeneralTitle");
TPtrC artist( MPXDbCommonUtil::GetColumnTextL(aRecord, EArtistName) );
aMedia.SetTextValueL(KMPXMediaGeneralTitle,
MPXDbCommonUtil::GetColumnTextL(aRecord, EArtistName));
MPX_DEBUG2(" Artist[%S]", &artist);
}
if (attributeId & EMPXMediaGeneralCount)
{
// TInt albumCount = GetAlbumsCountL(aRecord.ColumnInt64(EArtistUniqueId));
// aMedia.SetTObjectValueL<TInt>(KMPXMediaGeneralCount,albumCount);
// MPX_DEBUG1(" EMPXMediaGeneralCount");
// MPX_DEBUG2(" AlbumCount[%d]", albumCount);
// get songs count from all drives
TInt songCount = GetSongsCountL( KDbManagerAllDrives,
aRecord.ColumnInt64( EArtistUniqueId ) );
aMedia.SetTObjectValueL<TInt>(KMPXMediaGeneralCount, songCount); // mod by anjokela
MPX_DEBUG1(" EMPXMediaGeneralCount");
MPX_DEBUG2(" SongCount[%d]", songCount);
}
} // end if contentId == KMPXMediaIdGeneral
else if ( contentId == KMPXMediaIdMusic )
{
if (attributeId & EMPXMediaMusicAlbumArtFileName)
{
MPX_DEBUG1(" EMPXMediaMusicAlbumArtFileName");
TPtrC art(KNullDesC);
art.Set(MPXDbCommonUtil::GetColumnTextL(aRecord, EArtistArt));
aMedia.SetTextValueL(KMPXMediaMusicAlbumArtFileName, art);
MPX_DEBUG2(" Art[%S]", &art);
}
}
} // end for
aMedia.SetTObjectValueL<TMPXGeneralType>(KMPXMediaGeneralType, EMPXItem);
aMedia.SetTObjectValueL<TMPXGeneralCategory>(KMPXMediaGeneralCategory, iCategory);
}
// ----------------------------------------------------------------------------
// CMPXDbArtist::GenerateArtistFieldsValuesL
// ----------------------------------------------------------------------------
//
void CMPXDbArtist::GenerateArtistFieldsValuesL(const CMPXMedia& aMedia, CDesCArray& aFields, CDesCArray& aValues)
{
if (aMedia.IsSupported(KMPXMediaMusicAlbumArtFileName))
{
const TDesC& albumArtFilename = aMedia.ValueText(KMPXMediaMusicAlbumArtFileName).Left(KMCMaxTextLen);
MPXDbCommonUtil::AppendValueL(aFields, aValues, KMCMusicArt, albumArtFilename);
}
}
// ----------------------------------------------------------------------------
// CMPXDbArtist::GetAlbumsCountL
// ----------------------------------------------------------------------------
//
TInt CMPXDbArtist::GetAlbumsCountL(TUint32 aId)
{
MPX_FUNC("CMPXDbArtist::GetAlbumsCountL");
return iObserver.HandleGetAlbumsCountForArtistL(aId);
}
// ----------------------------------------------------------------------------
// CMPXDbArtist::GetAllCategoryItemsL
// ----------------------------------------------------------------------------
//
void CMPXDbArtist::GetAllCategoryItemsL(
const TArray<TMPXAttribute>& aAttrs,
CMPXMediaArray& aMediaArray)
{
MPX_FUNC("CMPXDbArtist::GetAllCategoryItemsL");
HBufC* query = PreProcessStringLC(KQueryArtistAll);
RSqlStatement recordset(iDbManager.ExecuteSelectQueryL(*query));
CleanupStack::PopAndDestroy(query);
CleanupClosePushL(recordset);
ProcessRecordsetL(aAttrs, recordset, aMediaArray);
CleanupStack::PopAndDestroy(&recordset);
}
// ----------------------------------------------------------------------------
// CMPXDbArtist::UpdateItemL
// ----------------------------------------------------------------------------
//
void CMPXDbArtist::UpdateItemL(
TUint32 aId,
const CMPXMedia& aMedia,
TInt aDriveId,
CMPXMessageArray* aItemChangedMessages)
{
MPX_FUNC("CMPXDbAlbum::UpdateItemL");
CDesCArrayFlat* fields = new (ELeave) CDesCArrayFlat(EArtistFieldCount);
CleanupStack::PushL(fields);
CDesCArrayFlat* values = new (ELeave) CDesCArrayFlat(EArtistFieldCount);
CleanupStack::PushL(values);
// process the media parameter and construct the fields and values array
GenerateArtistFieldsValuesL(aMedia, *fields, *values);
// construct the SET string
HBufC* setStr = MPXDbCommonUtil::StringFromArraysLC(*fields, *values, KMCEqualSign, KMCCommaSign);
if (setStr->Length())
{
// execute the query
iDbManager.ExecuteQueryL(aDriveId, KQueryArtistUpdate, setStr, aId);
MPXDbCommonUtil::AddItemAlbumChangedMessageL(*aItemChangedMessages, aId, EMPXItemModified,
EMPXArtist, KDBPluginUid, ETrue, 0 );
}
CleanupStack::PopAndDestroy(setStr);
CleanupStack::PopAndDestroy(values);
CleanupStack::PopAndDestroy(fields);
}
// ----------------------------------------------------------------------------
// CMPXDbAlbum::CreateTableL
// ----------------------------------------------------------------------------
//
void CMPXDbArtist::CreateTableL(
RSqlDatabase& aDatabase,
TBool /* aCorruptTable */)
{
MPX_FUNC("CMPXDbCategory::CreateTableL");
// create the table
HBufC* query = PreProcessStringLC(KArtistCreateTable);
User::LeaveIfError(aDatabase.Exec(*query));
CleanupStack::PopAndDestroy(query);
// do not create an index on the Name field
// as it only slows down the insert/update queries overall
}
// ----------------------------------------------------------------------------
// CMPXDbAlbum::CheckTableL
// ----------------------------------------------------------------------------
//
TBool CMPXDbArtist::CheckTableL(
RSqlDatabase& aDatabase)
{
MPX_FUNC("CMPXDbCategory::CheckTableL");
HBufC* query = PreProcessStringLC(KArtistCheckTable);
TBool check(DoCheckTable(aDatabase, *query));
CleanupStack::PopAndDestroy(query);
return check;
}
// End of File