mpserviceplugins/mpxsqlitedbplugin/src/mpxdbartist.cpp
changeset 22 ecf06a08d4d9
parent 20 82baf59ce8dd
child 23 d45f4c087764
child 25 3ec52facab4d
child 34 2c5162224003
--- a/mpserviceplugins/mpxsqlitedbplugin/src/mpxdbartist.cpp	Fri Apr 16 14:56:30 2010 +0300
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,375 +0,0 @@
-/*
-* 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"
-
-// ============================ 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("CMPXDbAlbum::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 )
-            {
-            _LIT( KFormatArt, "Art=\'%S\'" );
-            HBufC* setStr = HBufC::NewLC(256);
-            setStr->Des().Format( KFormatArt, &aArt );
-            
-            iDbManager.ExecuteQueryL(aDriveId, KQueryArtistUpdate, setStr, rowId);
-            CleanupStack::PopAndDestroy(setStr);            
-            }
-        
-        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);
-				TInt songCount = aRecord.ColumnInt64(EArtistSongCount);
-				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);
-        TInt oldSongId = (aMedia.ValueTObjectL<TMPXItemId>(KMPXMediaGeneralId)).iId2;   
-        MPXDbCommonUtil::AddItemChangedMessageL(*aItemChangedMessages, aId, EMPXItemModified,
-            EMPXArtist, KDBPluginUid, oldSongId );
-        }
-
-    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