qtinternetradio/irqsonghistory/src/irqsonghistoryengine.cpp
changeset 0 09774dfdd46b
child 5 0930554dc389
equal deleted inserted replaced
-1:000000000000 0:09774dfdd46b
       
     1 /*
       
     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 
       
     3 * All rights reserved.
       
     4 * This component and the accompanying materials are made available
       
     5 * under the terms of "Eclipse Public License v1.0"
       
     6 * which accompanies this distribution, and is available
       
     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     8 *
       
     9 * Initial Contributors:
       
    10 * Nokia Corporation - initial contribution.
       
    11 *
       
    12 * Contributors:
       
    13 *
       
    14 * Description:
       
    15 *
       
    16 */
       
    17 #include "irsonghistoryinfo.h"
       
    18 #include "irsonghistorydb.h"
       
    19 #include "irqsonghistoryinfo.h"
       
    20 #include "irqisdsdatastructure.h"
       
    21 #include "irqmetadata.h"
       
    22 #include "irqsonghistoryengine.h"
       
    23 
       
    24 // ---------------------------------------------------------------------------
       
    25 // IRQSongHistoryEngine::openInstance()
       
    26 // Static function to get a singleton instance of IRQSongHistoryEngine
       
    27 // @return IRQSongHistoryEngine *
       
    28 // ---------------------------------------------------------------------------
       
    29 //
       
    30 EXPORT_C IRQSongHistoryEngine* IRQSongHistoryEngine::openInstance()
       
    31 {
       
    32     // Get singleton instance
       
    33     IRQSongHistoryEngine* irqSongHistoryEngine =
       
    34                            reinterpret_cast<IRQSongHistoryEngine*>(Dll::Tls());
       
    35 
       
    36     if (NULL == irqSongHistoryEngine)
       
    37     {
       
    38         TRAPD(error, irqSongHistoryEngine = createInstanceL());
       
    39         if (KErrNone != error)
       
    40         {
       
    41             delete irqSongHistoryEngine;
       
    42             irqSongHistoryEngine = NULL;
       
    43             Dll::SetTls(NULL);
       
    44         }
       
    45     }
       
    46     else
       
    47     {
       
    48         irqSongHistoryEngine->iSingletonInstances++;
       
    49     }
       
    50 
       
    51     return irqSongHistoryEngine;
       
    52 }
       
    53 
       
    54 // ---------------------------------------------------------------------------
       
    55 // IRQSongHistoryEngine::closeInstance()
       
    56 // Close a singleton instance of IRQSongHistoryEngine
       
    57 // ---------------------------------------------------------------------------
       
    58 //
       
    59 EXPORT_C void IRQSongHistoryEngine::closeInstance()
       
    60 {
       
    61     iSingletonInstances--;
       
    62 
       
    63     if (0 == iSingletonInstances)
       
    64     {
       
    65         Dll::SetTls(NULL);
       
    66         delete this;
       
    67     }
       
    68 }
       
    69 
       
    70 // ---------------------------------------------------------------------------
       
    71 // IRQSongHistoryEngine::createInstanceL()
       
    72 // Creates IRQSongHistoryEngine instance
       
    73 // @return IRQSongHistoryEngine*
       
    74 // ---------------------------------------------------------------------------
       
    75 //
       
    76 IRQSongHistoryEngine* IRQSongHistoryEngine::createInstanceL()
       
    77 {
       
    78     IRQSongHistoryEngine* irqSongHistoryEngine = new (ELeave) IRQSongHistoryEngine();
       
    79     irqSongHistoryEngine->constructL();
       
    80     User::LeaveIfError(Dll::SetTls(irqSongHistoryEngine));
       
    81     irqSongHistoryEngine->iSingletonInstances = 1;
       
    82 
       
    83     return irqSongHistoryEngine;
       
    84 }
       
    85 
       
    86 // ---------------------------------------------------------------------------
       
    87 // IRQSongHistoryEngine::constructL()
       
    88 // Two-Phase Constructor.
       
    89 // ---------------------------------------------------------------------------
       
    90 //
       
    91 void IRQSongHistoryEngine::constructL()
       
    92 {
       
    93     iSongHistoryDb = CIRSongHistoryDb::NewL();
       
    94 }
       
    95 
       
    96 // ---------------------------------------------------------------------------
       
    97 // IRQSongHistoryEngine::IRQSongHistoryEngine()
       
    98 // standard C++ Constructor
       
    99 // ---------------------------------------------------------------------------
       
   100 //
       
   101 IRQSongHistoryEngine::IRQSongHistoryEngine()
       
   102 {
       
   103 }
       
   104 
       
   105 // ---------------------------------------------------------------------------
       
   106 // IRQSongHistoryEngine::~IRQSongHistoryEngine()
       
   107 // standard C++ destructor
       
   108 // ---------------------------------------------------------------------------
       
   109 //
       
   110 IRQSongHistoryEngine::~IRQSongHistoryEngine()
       
   111 {
       
   112     delete iSongHistoryDb;
       
   113     iSongHistoryDb = NULL;
       
   114 }
       
   115 
       
   116 // ---------------------------------------------------------------------------
       
   117 // IRQSongHistoryEngine::handleMetaDataReceivedL()
       
   118 // Invoked when channel name or song & artist name are changed.
       
   119 // ---------------------------------------------------------------------------
       
   120 //
       
   121 EXPORT_C void IRQSongHistoryEngine::handleMetaDataReceived(const IRQMetaData& aMetaData,
       
   122         const IRQPreset& aPreset)
       
   123 {
       
   124     TRAPD(error, handleMetaDataReceivedL(aMetaData, aPreset));
       
   125     if (KErrNone != error)
       
   126     {
       
   127         
       
   128     }
       
   129 }
       
   130 
       
   131 EXPORT_C void IRQSongHistoryEngine::handleSongMetaDataReceived(const IRQMetaData& aMetaData,
       
   132         QString& aMusicshopStatus)
       
   133 {
       
   134     TRAPD(error, handleSongMetaDataReceivedL(aMetaData,aMusicshopStatus));
       
   135     if (KErrNone != error)
       
   136     {        
       
   137     }
       
   138 }
       
   139 
       
   140 EXPORT_C void IRQSongHistoryEngine::handleSongMetaDataReceivedL(const IRQMetaData& aMetaData,
       
   141         QString& aMusicshopStatus)
       
   142 {
       
   143     TPtrC songName(reinterpret_cast<const TUint16*>(aMetaData.getSongName().utf16()), aMetaData.getSongName().length());
       
   144     TPtrC artistName(reinterpret_cast<const TUint16*>(aMetaData.getArtistName().utf16()), aMetaData.getArtistName().length());    
       
   145     TPtrC musicFlag(reinterpret_cast<const TUint16*>(aMusicshopStatus.utf16()), aMusicshopStatus.length());    
       
   146     TBool bExceededMax = iSongHistoryDb->AddToSongHistoryDb2L(songName,
       
   147                              artistName,
       
   148                              musicFlag);                            
       
   149 }
       
   150 
       
   151 // ---------------------------------------------------------------------------
       
   152 // IRQSongHistoryEngine::handleMetaDataReceivedL()
       
   153 // ---------------------------------------------------------------------------
       
   154 //
       
   155 void IRQSongHistoryEngine::handleMetaDataReceivedL(const IRQMetaData& aMetaData,
       
   156         const IRQPreset& aPreset)
       
   157 {
       
   158     // Read Channel properties
       
   159     TPtrC songName(reinterpret_cast<const TUint16*>(aMetaData.getSongName().utf16()), aMetaData.getSongName().length());
       
   160     TPtrC artistName(reinterpret_cast<const TUint16*>(aMetaData.getArtistName().utf16()), aMetaData.getArtistName().length());
       
   161     TPtrC channelUrl(reinterpret_cast<const TUint16*>(aMetaData.getStreamUrl().utf16()), aMetaData.getStreamUrl().length());
       
   162     TPtrC channelName(reinterpret_cast<const TUint16*>(aPreset.name.utf16()), aPreset.name.length());
       
   163     TPtrC channelDesc(reinterpret_cast<const TUint16*>(aPreset.description.utf16()), aPreset.description.length());
       
   164     TPtrC imageUrl(reinterpret_cast<const TUint16*>(aPreset.imgUrl.utf16()), aPreset.imgUrl.length());
       
   165     TPtrC musicFlag(reinterpret_cast<const TUint16*>(aPreset.musicStoreStatus.utf16()), aPreset.musicStoreStatus.length());
       
   166     TUint8 channelType = aPreset.type;
       
   167     TUint16 channelId = aPreset.presetId;
       
   168     TUint16 bitrate = aMetaData.getBitrate();
       
   169 
       
   170     if (channelType == 1)
       
   171     {
       
   172         TInt ret = iSongHistoryDb->GetIdPresentInDbL( channelId );
       
   173         if(ret)
       
   174         {
       
   175             TInt modified = iSongHistoryDb->UpdateSongHistoryDbL( channelId ,
       
   176                        channelName ,channelUrl ,imageUrl ,musicFlag);   
       
   177             // TODO notify uplayer to change layout?
       
   178         }
       
   179     }
       
   180     else if (channelType != 0)
       
   181     {
       
   182         // the channel type can only be 1 (isds channel) or 0 (user defined channel)
       
   183         channelType = 0;
       
   184     }
       
   185     
       
   186     iSongHistoryDb->SearchAndDeleteRecordL(channelName, channelUrl, channelType);
       
   187     
       
   188 	RBuf delSongName;
       
   189 	delSongName.CleanupClosePushL();
       
   190 	RBuf delArtistName;
       
   191 	delArtistName.CleanupClosePushL();
       
   192 	RBuf delChannelName;
       
   193 	delChannelName.CleanupClosePushL();
       
   194 	RBuf delChannelUrl;
       
   195 	delChannelUrl.CleanupClosePushL();
       
   196     TBool bExceededMax = iSongHistoryDb->AddToSongHistoryDbL(songName,
       
   197                          artistName,
       
   198                          channelName,
       
   199                          channelUrl,
       
   200                          delSongName,
       
   201                          delArtistName,
       
   202                          delChannelName,
       
   203                          delChannelUrl ,
       
   204                          channelType,
       
   205                          channelId,
       
   206                          bitrate,
       
   207                          channelDesc,
       
   208                          imageUrl,
       
   209                          musicFlag);
       
   210 
       
   211     CleanupStack::PopAndDestroy(4, &delSongName);
       
   212 }
       
   213 
       
   214 // ---------------------------------------------------------------------------
       
   215 // IRQSongHistoryEngine::detectSongHistoryItemChangesL()
       
   216 // To detect any change in the song history items.
       
   217 // ---------------------------------------------------------------------------
       
   218 //
       
   219 IRQSongHistoryEngine::TSongHistoryItemChange IRQSongHistoryEngine::detectSongHistoryItemChangesL(
       
   220         const IRQMetaData& aMetaData, const QString& aChannelName)
       
   221 {
       
   222 	if(aChannelName.length() == 0)
       
   223 	{
       
   224 		return EBLANKENTRIES;
       
   225 	}
       
   226 
       
   227 	RBuf song;
       
   228 	song.CleanupClosePushL();
       
   229 	RBuf artist;
       
   230 	artist.CleanupClosePushL();
       
   231 	RBuf channel;
       
   232 	channel.CleanupClosePushL();
       
   233 	RBuf url;
       
   234 	url.CleanupClosePushL();
       
   235 
       
   236 	iSongHistoryDb->GetLastHistoryItemL(song, artist, channel, url);
       
   237 
       
   238 	TSongHistoryItemChange retval = ENOCHANGE;
       
   239 
       
   240     QString tmpsong = QString::fromUtf16(song.Ptr(), song.Length());
       
   241     QString tmpartist = QString::fromUtf16(artist.Ptr(), artist.Length());
       
   242     QString tmpchannel = QString::fromUtf16(channel.Ptr(), channel.Length());
       
   243     QString tmpurl = QString::fromUtf16(url.Ptr(), url.Length());
       
   244 	if (tmpsong == aMetaData.getSongName() && tmpartist == aMetaData.getArtistName()
       
   245 	       && tmpchannel == aChannelName && tmpurl == aMetaData.getStreamUrl())
       
   246 	{
       
   247 		retval = ENOCHANGE;
       
   248 	}
       
   249 	else
       
   250 	{
       
   251 		retval = ECHANNELCHANGED;
       
   252 	}
       
   253 
       
   254     CleanupStack::PopAndDestroy(4, &song);
       
   255 
       
   256 	return retval;
       
   257 }
       
   258 
       
   259 // ---------------------------------------------------------------------------
       
   260 // IRQSongHistoryEngine::getAllHistory
       
   261 // Invoked when when UI request.
       
   262 // Getting the data from SongHistoryDb.
       
   263 // ---------------------------------------------------------------------------
       
   264 
       
   265 EXPORT_C void IRQSongHistoryEngine::getAllHistory(QList<IRQSongHistoryInfo *>& aSongHistoryArr)
       
   266 {
       
   267     TRAP_IGNORE(getAllHistoryL(aSongHistoryArr));
       
   268 }
       
   269 
       
   270 EXPORT_C void IRQSongHistoryEngine::getAllSongHistory(QList<IRQSongInfo *>& aSongHistoryArr)
       
   271 {
       
   272     TRAP_IGNORE(getAllSongHistoryL(aSongHistoryArr));
       
   273 }
       
   274 
       
   275 // ---------------------------------------------------------------------------
       
   276 // IRQSongHistoryEngine::getAllHistoryL
       
   277 // Invoked when when UI request.
       
   278 // Getting the data from SongHistoryDb.
       
   279 // ---------------------------------------------------------------------------
       
   280 
       
   281 void IRQSongHistoryEngine::getAllHistoryL(QList<IRQSongHistoryInfo *>& aSongHistoryArr)
       
   282 {
       
   283     // clear the array
       
   284     while (!aSongHistoryArr.isEmpty())
       
   285     {
       
   286         delete aSongHistoryArr.takeFirst();
       
   287     }
       
   288 
       
   289     int songCount = iSongHistoryDb->CountSongHistoryDb();
       
   290 
       
   291     if (songCount == 0)
       
   292     {
       
   293         return;
       
   294     }
       
   295 
       
   296     // get song history list
       
   297     RPointerArray<CIRSongHistoryInfo> historyDataArr;
       
   298     for (int arrCount = 0 ; arrCount < songCount ; arrCount++ )
       
   299     {
       
   300         CIRSongHistoryInfo *songHistory = CIRSongHistoryInfo::NewL();
       
   301         CleanupStack::PushL(songHistory);
       
   302         historyDataArr.AppendL(songHistory);
       
   303         CleanupStack::Pop(songHistory);
       
   304     }
       
   305 
       
   306     iSongHistoryDb->GetAllSongHistoryListL(historyDataArr);
       
   307 
       
   308     // create IRQSongHistoryInfo array and set
       
   309     QString songName;
       
   310     QString artist;
       
   311     QString streamUrl;
       
   312     QString channelName;
       
   313     int channelType;
       
   314     int channelId;
       
   315     int bitrate;
       
   316     QString channelDesc;
       
   317     QString imageUrl;
       
   318     QString musicStoreStatus;
       
   319     for (int arrCount = 0 ; arrCount < songCount ; arrCount++ )
       
   320     {
       
   321         songName = QString::fromUtf16(historyDataArr[arrCount]->GetSongInfo().Ptr(),
       
   322                              historyDataArr[arrCount]->GetSongInfo().Length());
       
   323         artist = QString::fromUtf16(historyDataArr[arrCount]->GetArtistInfo().Ptr(),
       
   324                              historyDataArr[arrCount]->GetArtistInfo().Length());
       
   325         streamUrl = QString::fromUtf16(historyDataArr[arrCount]->GetStreamUrl().Ptr(),
       
   326                              historyDataArr[arrCount]->GetStreamUrl().Length());
       
   327         channelName = QString::fromUtf16(historyDataArr[arrCount]->GetChannelName().Ptr(),
       
   328                              historyDataArr[arrCount]->GetChannelName().Length());
       
   329         channelType = historyDataArr[arrCount]->GetChannelType();
       
   330         channelId = historyDataArr[arrCount]->GetChannelId();
       
   331         bitrate = historyDataArr[arrCount]->GetBitrate();
       
   332         channelDesc = QString::fromUtf16(historyDataArr[arrCount]->GetChannelDesc().Ptr(),
       
   333                              historyDataArr[arrCount]->GetChannelDesc().Length());
       
   334         imageUrl = QString::fromUtf16(historyDataArr[arrCount]->GetImageUrl().Ptr(),
       
   335                                      historyDataArr[arrCount]->GetImageUrl().Length());
       
   336         musicStoreStatus = QString::fromUtf16(historyDataArr[arrCount]->GetChannelMusicStatus().Ptr(),
       
   337                              historyDataArr[arrCount]->GetChannelMusicStatus().Length());
       
   338        IRQSongHistoryInfo* irqsongHistory = new IRQSongHistoryInfo();
       
   339        if (NULL == irqsongHistory)
       
   340        {
       
   341            break;
       
   342        }
       
   343        irqsongHistory->setHistoryInfo(artist, songName, streamUrl, channelName, channelDesc 
       
   344                                       , imageUrl, musicStoreStatus, channelType, channelId, bitrate);
       
   345        aSongHistoryArr.append(irqsongHistory);
       
   346     }
       
   347     
       
   348     historyDataArr.ResetAndDestroy();
       
   349 }
       
   350 
       
   351 // ---------------------------------------------------------------------------
       
   352 // IRQSongHistoryEngine::getAllHistoryL
       
   353 // Invoked when when UI request.
       
   354 // Getting the data from SongHistoryDb.
       
   355 // ---------------------------------------------------------------------------
       
   356 
       
   357 void IRQSongHistoryEngine::getAllSongHistoryL(QList<IRQSongInfo *>& aSongHistoryArr)
       
   358 {
       
   359     // clear the array
       
   360     while (!aSongHistoryArr.isEmpty())
       
   361     {
       
   362         delete aSongHistoryArr.takeFirst();
       
   363     }
       
   364 
       
   365     int songCount = iSongHistoryDb->CountSongHistoryDb2();
       
   366 
       
   367     if (songCount == 0)
       
   368     {
       
   369         return;
       
   370     }
       
   371 
       
   372     // get song history list
       
   373     RPointerArray<CIRSongHistoryInfo> historyDataArr;
       
   374     for (int arrCount = 0 ; arrCount < songCount ; arrCount++ )
       
   375     {
       
   376         CIRSongHistoryInfo *songHistory = CIRSongHistoryInfo::NewL();
       
   377         CleanupStack::PushL(songHistory);
       
   378         historyDataArr.AppendL(songHistory);
       
   379         CleanupStack::Pop(songHistory);
       
   380     }
       
   381 
       
   382     iSongHistoryDb->GetAllSongHistoryList2L(historyDataArr);
       
   383 
       
   384     // create IRQSongHistoryInfo array and set
       
   385     QString songName;
       
   386     QString artist;     
       
   387     QString musicStoreStatus;
       
   388     
       
   389     for (int arrCount = 0; arrCount < songCount; arrCount++)
       
   390     {
       
   391         songName = QString::fromUtf16(
       
   392                 historyDataArr[arrCount]->GetSongInfo().Ptr(),
       
   393                 historyDataArr[arrCount]->GetSongInfo().Length());
       
   394         artist = QString::fromUtf16(
       
   395                 historyDataArr[arrCount]->GetArtistInfo().Ptr(),
       
   396                 historyDataArr[arrCount]->GetArtistInfo().Length());
       
   397         musicStoreStatus = QString::fromUtf16(
       
   398                 historyDataArr[arrCount]->GetChannelMusicStatus().Ptr(),
       
   399                 historyDataArr[arrCount]->GetChannelMusicStatus().Length());
       
   400         IRQSongInfo* irqsong = new IRQSongInfo();
       
   401 
       
   402         irqsong->setAllInfo(songName, artist, musicStoreStatus);
       
   403         aSongHistoryArr.append(irqsong);
       
   404     }
       
   405     
       
   406     historyDataArr.ResetAndDestroy();
       
   407 }
       
   408 // ---------------------------------------------------------------------------
       
   409 // IRQSongHistoryEngine::clearAllHistory
       
   410 // Invoked when when UI request.
       
   411 // Clears the SongHistoryDb.
       
   412 // ---------------------------------------------------------------------------
       
   413 
       
   414  EXPORT_C int IRQSongHistoryEngine::clearAllHistory( )
       
   415  {
       
   416      return iSongHistoryDb->ClearAllSongHistoryFromDb();
       
   417  }
       
   418  
       
   419  EXPORT_C int IRQSongHistoryEngine::clearAllSongHistory( )
       
   420  {
       
   421      return iSongHistoryDb->ClearAllSongHistoryFromDb2();
       
   422  }
       
   423 
       
   424 // ---------------------------------------------------------------------------
       
   425 // IRQSongHistoryEngine::syncHistory
       
   426 // Invoked when when UI request.
       
   427 // Synchronises the Song history DB with the new data in the ISDS.
       
   428 // ---------------------------------------------------------------------------
       
   429 EXPORT_C void IRQSongHistoryEngine::syncHistory(int aChannelId)
       
   430 {
       
   431     TRAPD(err,iSongHistoryDb->SyncSongHistoryDbL(aChannelId));
       
   432     if (err)
       
   433     {
       
   434     }
       
   435 }
       
   436 
       
   437 // ---------------------------------------------------------------------------
       
   438 // IRQSongHistoryEngine::updateSongHistoryDb
       
   439 // Invoked when when UI request.
       
   440 // Synchronises the Song history DB with the new data in the ISDS.
       
   441 // ---------------------------------------------------------------------------
       
   442 EXPORT_C void IRQSongHistoryEngine::updateSongHistoryDb(int aChannelId,
       
   443         const QString& aChannelName,
       
   444         const QString& aChannelUrl,
       
   445         const QString& aImageUrl,
       
   446         const QString& aMusicFlag)
       
   447 {
       
   448     TInt ret = KErrNone ;
       
   449     TUint16 channelId = aChannelId; // prevent data overflow
       
   450 
       
   451     TRAPD(err,ret = iSongHistoryDb->GetIdPresentInDbL( channelId ));
       
   452 
       
   453     if (err)
       
   454     {
       
   455         return;
       
   456     }
       
   457 
       
   458     if (ret)
       
   459     {
       
   460         TPtrC channelName(reinterpret_cast<const TUint16*>(aChannelName.utf16()));
       
   461         TPtrC channelUrl(reinterpret_cast<const TUint16*>(aChannelUrl.utf16()));
       
   462         TPtrC imageUrl(reinterpret_cast<const TUint16*>(aImageUrl.utf16()));
       
   463         TPtrC musicFlag(reinterpret_cast<const TUint16*>(aMusicFlag.utf16()));
       
   464         TRAP_IGNORE(iSongHistoryDb->UpdateSongHistoryDbL( channelId ,
       
   465                 channelName,
       
   466                 channelUrl,
       
   467                 imageUrl,
       
   468                 musicFlag));
       
   469     }
       
   470 }
       
   471 
       
   472 EXPORT_C bool IRQSongHistoryEngine::deleteOneItem(int aIndex)
       
   473 {    
       
   474     int retValue = 0;
       
   475     retValue = iSongHistoryDb->DeleteOneHistory(aIndex);
       
   476     if( KErrNone != retValue )
       
   477     {
       
   478         return false;
       
   479     }
       
   480     
       
   481     return true;
       
   482 }