iaupdate/IAD/ui/src/iaupdatequeryhistory.cpp
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     1 /*
       
     2 * Copyright (c) 2007-2008 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 
       
    18 
       
    19 
       
    20 // INCLUDE FILES
       
    21 
       
    22 #include "iaupdatequeryhistory.h"
       
    23 #include "iaupdatedebug.h"
       
    24 #include "iaupdatedialogutil.h"
       
    25 
       
    26 #include <bautils.h>  // bafl.lib 
       
    27 #include <s32file.h>  // estor.lib
       
    28 #include <sysutil.h>
       
    29 
       
    30 // CONSTANTS
       
    31 const TInt KHistoryDrive( EDriveC );
       
    32 const TInt KHistoryItemSize( 12 );
       
    33 
       
    34 // MACROS
       
    35 _LIT( KHistoryFile, "IADQueryHistory" );
       
    36 
       
    37 
       
    38 /*******************************************************************************
       
    39  * class TIAUpdateQueryHistoryItem
       
    40  *******************************************************************************/
       
    41 
       
    42 
       
    43 // -----------------------------------------------------------------------------
       
    44 // TIAUpdateQueryHistoryItem::Time
       
    45 //
       
    46 // -----------------------------------------------------------------------------
       
    47 //
       
    48 TTime TIAUpdateQueryHistoryItem::Time()
       
    49 	{
       
    50 	return iTime;
       
    51 	}
       
    52 
       
    53 
       
    54 // -----------------------------------------------------------------------------
       
    55 // TIAUpdateQueryHistoryItem::SetTime
       
    56 //
       
    57 // -----------------------------------------------------------------------------
       
    58 //
       
    59 void TIAUpdateQueryHistoryItem::SetTime( TTime aTime )
       
    60 	{
       
    61 	iTime = aTime;
       
    62 	}
       
    63 
       
    64 
       
    65 // -----------------------------------------------------------------------------
       
    66 // TIAUpdateQueryHistoryItem::InternalizeL
       
    67 //
       
    68 // -----------------------------------------------------------------------------
       
    69 //
       
    70 void TIAUpdateQueryHistoryItem::InternalizeL( RReadStream& aStream )
       
    71 	{
       
    72 	iUid = aStream.ReadUint32L();
       
    73 
       
    74 	TInt64 temp = 0;
       
    75 	aStream >> temp;
       
    76 	
       
    77 	if ( temp <= 0 )
       
    78 	    {
       
    79 	    User::Leave( KErrCorrupt );
       
    80 	    }
       
    81 	TTime time( temp );
       
    82 	iTime = time;
       
    83 	}
       
    84 
       
    85 
       
    86 // -----------------------------------------------------------------------------
       
    87 // TIAUpdateQueryHistoryItem::ExternalizeL
       
    88 //
       
    89 // -----------------------------------------------------------------------------
       
    90 //
       
    91 void TIAUpdateQueryHistoryItem::ExternalizeL( RWriteStream& aStream )
       
    92 	{
       
    93 	aStream.WriteUint32L( iUid );
       
    94 	aStream << iTime.Int64();
       
    95 	}
       
    96 
       
    97 
       
    98 
       
    99 
       
   100 	
       
   101 /*******************************************************************************
       
   102  * class CIAUpdateQueryHistory
       
   103  *******************************************************************************/
       
   104 
       
   105 
       
   106 // -----------------------------------------------------------------------------
       
   107 // CIAUpdateQueryHistory::NewL
       
   108 //
       
   109 // -----------------------------------------------------------------------------
       
   110 //
       
   111 CIAUpdateQueryHistory* CIAUpdateQueryHistory::NewL()
       
   112     {
       
   113     CIAUpdateQueryHistory* self = new (ELeave) CIAUpdateQueryHistory();
       
   114     CleanupStack::PushL(self);
       
   115     self->ConstructL();
       
   116     CleanupStack::Pop(self);
       
   117 
       
   118     return(self);
       
   119     }
       
   120 
       
   121 
       
   122 // -----------------------------------------------------------------------------
       
   123 // CIAUpdateQueryHistory::CIAUpdateQueryHistory
       
   124 // 
       
   125 // -----------------------------------------------------------------------------
       
   126 //
       
   127 CIAUpdateQueryHistory::CIAUpdateQueryHistory()
       
   128 : iDelay( KDefaultDelayHours )
       
   129 	{
       
   130     }
       
   131 
       
   132 
       
   133 // ----------------------------------------------------------------------------
       
   134 // Destructor
       
   135 //
       
   136 // ----------------------------------------------------------------------------
       
   137 //
       
   138 CIAUpdateQueryHistory::~CIAUpdateQueryHistory()
       
   139     {
       
   140     iList.Close();
       
   141     }
       
   142 
       
   143 
       
   144 // -----------------------------------------------------------------------------
       
   145 // CIAUpdateQueryHistory::ConstructL
       
   146 //
       
   147 // -----------------------------------------------------------------------------
       
   148 //
       
   149 void CIAUpdateQueryHistory::ConstructL()
       
   150     {
       
   151     } 
       
   152 
       
   153 // -----------------------------------------------------------------------------
       
   154 // CIAUpdateQueryHistory::SetTimeL
       
   155 //
       
   156 // -----------------------------------------------------------------------------
       
   157 //
       
   158 void CIAUpdateQueryHistory::SetTimeL( TUint aUid )
       
   159     {
       
   160     
       
   161     
       
   162     RFs fsSession;
       
   163     HBufC* path = HBufC::NewLC( KMaxFileName );
       
   164     TPtr pathPtr = path->Des();
       
   165     
       
   166     ConnectLC( fsSession, pathPtr );
       
   167     
       
   168     ReadHistoryL( fsSession, *path );
       
   169     
       
   170     TTime currentTime;
       
   171     currentTime.UniversalTime();
       
   172     
       
   173     TIAUpdateQueryHistoryItem item;
       
   174     item.iUid = aUid;
       
   175     item.SetTime( currentTime );
       
   176     AddItemL( item );
       
   177     
       
   178     WriteHistoryL( fsSession, *path );
       
   179       
       
   180     CleanupStack::PopAndDestroy( &fsSession ); 
       
   181     CleanupStack::PopAndDestroy( path ); 
       
   182         
       
   183 
       
   184     }
       
   185 
       
   186 
       
   187 
       
   188 // -----------------------------------------------------------------------------
       
   189 // CIAUpdateQueryHistory::SetDelay
       
   190 //
       
   191 // -----------------------------------------------------------------------------
       
   192 //
       
   193 void CIAUpdateQueryHistory::SetDelay( TInt aHours )
       
   194     {
       
   195     iDelay = aHours;
       
   196     }
       
   197 
       
   198 
       
   199 
       
   200 // -----------------------------------------------------------------------------
       
   201 // CIAUpdateQueryHistory::IsDelayedL
       
   202 //
       
   203 // -----------------------------------------------------------------------------
       
   204 //
       
   205 TBool CIAUpdateQueryHistory::IsDelayedL( TUint aUid )
       
   206     {
       
   207     RFs fsSession;
       
   208     HBufC* path = HBufC::NewLC( KMaxFileName );
       
   209     TPtr pathPtr = path->Des();
       
   210     
       
   211     ConnectLC( fsSession, pathPtr );
       
   212     
       
   213     ReadHistoryL( fsSession, *path );
       
   214        
       
   215     CleanupStack::PopAndDestroy( &fsSession ); 
       
   216     CleanupStack::PopAndDestroy( path );
       
   217     
       
   218     TInt index = ItemIndex( aUid );
       
   219     if ( index == KErrNotFound )
       
   220         {
       
   221         return EFalse; // no history data for this uid
       
   222         }
       
   223 
       
   224     TIAUpdateQueryHistoryItem& item = Item( index );
       
   225 
       
   226     return IsDelayed( item );
       
   227     }
       
   228 
       
   229 
       
   230 // -----------------------------------------------------------------------------
       
   231 // CIAUpdateQueryHistory::ConnectLC
       
   232 //
       
   233 // -----------------------------------------------------------------------------
       
   234 //
       
   235 void CIAUpdateQueryHistory::ConnectLC( RFs& aFsSession, TDes& aPath )
       
   236     {
       
   237     User::LeaveIfError( aFsSession.Connect() );
       
   238     CleanupClosePushL( aFsSession );
       
   239     User::LeaveIfError( aFsSession.SetSessionToPrivate( KHistoryDrive ) );
       
   240     // sessionpath in emulator: '\epoc32\winscw\c\private\2000F85A'
       
   241     User::LeaveIfError( aFsSession.SessionPath( aPath ) );
       
   242     BaflUtils::EnsurePathExistsL( aFsSession, aPath );
       
   243     aPath.Append( KHistoryFile );
       
   244     }
       
   245 
       
   246 // -----------------------------------------------------------------------------
       
   247 // CIAUpdateQueryHistory::InternalizeL
       
   248 //
       
   249 // -----------------------------------------------------------------------------
       
   250 //
       
   251 void CIAUpdateQueryHistory::InternalizeL( RReadStream& aStream )
       
   252 	{
       
   253 	TInt count = aStream.ReadInt32L();
       
   254 	if ( count < 0 )
       
   255 	    {
       
   256 	    User::Leave( KErrCorrupt );
       
   257 	    }
       
   258 	
       
   259 	for (TInt i = 0; i< count; i++ )
       
   260 		{
       
   261 		TIAUpdateQueryHistoryItem item;
       
   262 		item.InternalizeL( aStream );
       
   263 		iList.AppendL( item );
       
   264 		}
       
   265 	}
       
   266 
       
   267 
       
   268 // -----------------------------------------------------------------------------
       
   269 // CIAUpdateQueryHistory::ExternalizeL
       
   270 //
       
   271 // -----------------------------------------------------------------------------
       
   272 //
       
   273 void CIAUpdateQueryHistory::ExternalizeL( RWriteStream& aStream )
       
   274 	{
       
   275 	TInt count = iList.Count();
       
   276 	aStream.WriteInt32L( count );
       
   277 		
       
   278 	for (TInt i = 0; i < count; i++ )
       
   279 		{
       
   280 		TIAUpdateQueryHistoryItem& item = iList[i];
       
   281 		item.ExternalizeL( aStream );
       
   282 		}
       
   283 	}
       
   284 
       
   285 
       
   286 // -----------------------------------------------------------------------------
       
   287 // CIAUpdateQueryHistory::ReadHistoryL
       
   288 //
       
   289 // -----------------------------------------------------------------------------
       
   290 //
       
   291 void CIAUpdateQueryHistory::ReadHistoryL( RFs& aFsSession, const TDesC& aPath )
       
   292 	{
       
   293 	iList.Reset();
       
   294 	RFile file;
       
   295     TInt err = file.Open( aFsSession, aPath, EFileRead|EFileShareAny );
       
   296     if ( err != KErrNotFound )
       
   297     	{
       
   298     	User::LeaveIfError( err );
       
   299     	CleanupClosePushL( file );
       
   300     
       
   301         RFileReadStream stream( file, 0 );
       
   302         CleanupClosePushL( stream );
       
   303 
       
   304         InternalizeL( stream );
       
   305 
       
   306         CleanupStack::PopAndDestroy( &stream );
       
   307         CleanupStack::PopAndDestroy( &file );
       
   308     	}
       
   309  	}
       
   310 
       
   311 
       
   312 
       
   313 // -----------------------------------------------------------------------------
       
   314 // CIAUpdateQueryHistory::WriteHistoryL
       
   315 //
       
   316 // -----------------------------------------------------------------------------
       
   317 //
       
   318 void CIAUpdateQueryHistory::WriteHistoryL( RFs& aFsSession, const TDesC& aPath )
       
   319 	{
       
   320 	
       
   321 	TDriveUnit driveUnit( KHistoryDrive );
       
   322 	if ( SysUtil::DiskSpaceBelowCriticalLevelL( &aFsSession, KHistoryItemSize, driveUnit ) )
       
   323 	    {
       
   324 		User::Leave( KErrDiskFull );
       
   325 	    }
       
   326 	RFile file;
       
   327     User::LeaveIfError( file.Replace( aFsSession, aPath, EFileWrite|EFileShareAny ) );
       
   328     CleanupClosePushL( file );
       
   329     
       
   330     RFileWriteStream stream( file, 0 );
       
   331     CleanupClosePushL( stream );
       
   332 
       
   333     ExternalizeL( stream );
       
   334         
       
   335     stream.CommitL();
       
   336     
       
   337     CleanupStack::PopAndDestroy( &stream );
       
   338     CleanupStack::PopAndDestroy( &file );
       
   339 	}
       
   340     
       
   341 
       
   342 
       
   343 
       
   344 
       
   345 // -----------------------------------------------------------------------------
       
   346 // CIAUpdateQueryHistory::IsDelayed
       
   347 //
       
   348 // -----------------------------------------------------------------------------
       
   349 //
       
   350 TBool CIAUpdateQueryHistory::IsDelayed( TIAUpdateQueryHistoryItem& aItem )
       
   351     {
       
   352     TTime currentTime;
       
   353     currentTime.UniversalTime();
       
   354 
       
   355     TTime lastQueryTime = aItem.Time();
       
   356         
       
   357     TTimeIntervalHours hours;
       
   358     TInt err = currentTime.HoursFrom( lastQueryTime, hours );
       
   359     if ( err != KErrNone )
       
   360         {
       
   361         return EFalse;
       
   362         }
       
   363     
       
   364     TInt hourCount = hours.Int();
       
   365     if ( hourCount >= 0 && hourCount < iDelay )
       
   366         {
       
   367         return ETrue;
       
   368         }
       
   369         
       
   370     return EFalse;
       
   371     }
       
   372 
       
   373 
       
   374 // -----------------------------------------------------------------------------
       
   375 // CIAUpdateQueryHistory::AddItemL
       
   376 //
       
   377 // -----------------------------------------------------------------------------
       
   378 //
       
   379 void CIAUpdateQueryHistory::AddItemL( TIAUpdateQueryHistoryItem aItem )
       
   380 	{
       
   381 	TInt index = ItemIndex( aItem.iUid );
       
   382 	if ( index != KErrNotFound )
       
   383 		{
       
   384 		iList.Remove( index );
       
   385 		}
       
   386 
       
   387 	User::LeaveIfError( iList.Append( aItem ) );
       
   388 	
       
   389 	}
       
   390 
       
   391 
       
   392 // -----------------------------------------------------------------------------
       
   393 // CIAUpdateQueryHistory::ItemIndex
       
   394 //
       
   395 // -----------------------------------------------------------------------------
       
   396 //
       
   397 TInt CIAUpdateQueryHistory::ItemIndex( TUint aUid )
       
   398 	{
       
   399 	TInt count = iList.Count();
       
   400 	
       
   401 	for (TInt i=0; i < count; i++)
       
   402 		{
       
   403 		TIAUpdateQueryHistoryItem& item= iList[i];
       
   404 		if ( item.iUid == aUid )
       
   405 			{
       
   406 			return i;
       
   407 			}
       
   408 		}
       
   409 		
       
   410 	return KErrNotFound;
       
   411 	}
       
   412 
       
   413 
       
   414 // -----------------------------------------------------------------------------
       
   415 // CIAUpdateQueryHistory::Item
       
   416 //
       
   417 // -----------------------------------------------------------------------------
       
   418 //
       
   419 TIAUpdateQueryHistoryItem& CIAUpdateQueryHistory::Item( TInt aIndex )
       
   420 	{
       
   421 	return iList[aIndex];
       
   422 	}
       
   423 
       
   424     
       
   425 //  End of File