serviceproviders/sapi_landmarks/landmarksservice/src/landmarkservice.cpp
changeset 19 989d2f495d90
child 33 50974a8b132e
equal deleted inserted replaced
14:a36b1e19a461 19:989d2f495d90
       
     1 /*
       
     2 * Copyright (c) 2002 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 the License "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:  CLandmarkService class implementation
       
    15  *
       
    16 */
       
    17 
       
    18 
       
    19 #include <epos_hposlmdatabaseinfo.h>
       
    20 #include <epos_cposlmdatabasemanager.h>
       
    21 #include <epos_cposlandmarkparser.h>
       
    22 #include <epos_cposlandmarkencoder.h>
       
    23 #include <epos_cposlmitemiterator.h>
       
    24 #include <epos_cposlandmarkdatabase.h>
       
    25 #include <epos_cposlandmarksearch.h>
       
    26 #include <epos_cposlmcategorymanager.h>
       
    27 #include "landmarkservice.h"
       
    28 #include "clandmarkcmdgetcategories.h"
       
    29 #include "clandmarkcmdgetlandmarks.h"
       
    30 #include "clandmarkmanagehandlers.h"
       
    31 #include "clandmarkfilter.h"
       
    32 #include "clandmarkmanageobjects.h"
       
    33 #include "mlandmarkobserver.h"
       
    34 
       
    35 //CONSTANTS
       
    36 _LIT(KProtocolSeparator, "://");
       
    37 _LIT(KLocalProtocol, "file");
       
    38 
       
    39 // ============================ MEMBER FUNCTIONS ===============================
       
    40 
       
    41 // -----------------------------------------------------------------------------
       
    42 // CLandmarkService::NewL()
       
    43 // Two-phased constructor.
       
    44 // -----------------------------------------------------------------------------
       
    45 //
       
    46 EXPORT_C CLandmarkService* CLandmarkService::NewL()
       
    47 	{
       
    48 	CLandmarkService* self = CLandmarkService::NewLC();
       
    49 	CleanupStack::Pop( self );
       
    50 	return self;
       
    51 	}
       
    52 
       
    53 // -----------------------------------------------------------------------------
       
    54 // CLandmarkService::NewL()
       
    55 // Two-phased constructor.
       
    56 // -----------------------------------------------------------------------------
       
    57 //
       
    58 EXPORT_C CLandmarkService* CLandmarkService::NewLC()
       
    59 	{
       
    60 	CLandmarkService* self = new (ELeave) CLandmarkService();
       
    61 	CleanupStack::PushL( self );
       
    62 	self->ConstructL();
       
    63 	return self;
       
    64 	}
       
    65 
       
    66 // -----------------------------------------------------------------------------
       
    67 // CLandmarkService::ConstructL()
       
    68 // Symbian 2nd phase constructor can leave.
       
    69 // -----------------------------------------------------------------------------
       
    70 //
       
    71 void CLandmarkService::ConstructL( )
       
    72 	{
       
    73 #ifdef _DEBUG
       
    74 	User::LeaveIfError (iLog.Connect ( ) );
       
    75 	iLog.CreateLog (_L("landmarks"),_L("log.txt"),EFileLoggingModeOverwrite );
       
    76 	iLog.Write (_L("CLandmarkService::ConstructL()") );
       
    77 #endif
       
    78 
       
    79 	iDatabaseManager = CPosLmDatabaseManager::NewL ( );
       
    80 	iManageHandler = CLandmarkManageHandlers::NewL ( );
       
    81 	SetActiveL(KNullDesC);
       
    82 	}
       
    83 
       
    84 // -----------------------------------------------------------------------------
       
    85 // CLandmarkService::CLandmarkService()
       
    86 // C++ default constructor can NOT contain any code, that might leave.
       
    87 // -----------------------------------------------------------------------------
       
    88 //
       
    89 CLandmarkService::CLandmarkService( )
       
    90 	{
       
    91 	}
       
    92 
       
    93 // -----------------------------------------------------------------------------
       
    94 // CLandmarkService::~CLandmarkService()
       
    95 // Destructor.
       
    96 // -----------------------------------------------------------------------------
       
    97 //
       
    98 CLandmarkService::~CLandmarkService( )
       
    99 	{
       
   100 #ifdef _DEBUG
       
   101 	iLog.Write (_L("CLandmarkService::~CLandmarkService()") );
       
   102 	iLog.CloseLog ( );
       
   103 	iLog.Close ( );
       
   104 #endif
       
   105 
       
   106 	delete iManageObjects;
       
   107 	delete iDatabaseManager;
       
   108 	delete iManageHandler;
       
   109 	ReleaseLandmarkResources ( );
       
   110 	}
       
   111 
       
   112 // -----------------------------------------------------------------------------
       
   113 // CLandmarkService::ImportL( CPosLmItemIterator*&  aIterator,
       
   114 //    CPosLandmarkParser& aLandmarkParser, TDesC& aDatabaseUri ) const
       
   115 // Imports landmarks parsed from the input file to the given database.
       
   116 // -----------------------------------------------------------------------------
       
   117 //
       
   118 EXPORT_C void CLandmarkService::ImportL( CPosLmItemIterator*& aIterator,
       
   119 		CPosLandmarkParser& aLandmarkParser, const TDesC& aDatabaseUri )
       
   120 	{
       
   121 #ifdef _DEBUG
       
   122 	iLog.Write(_L("CLandmarkService::ImportL"));
       
   123 #endif
       
   124 
       
   125 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   126 	if ( !handler )
       
   127 		{
       
   128 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   129 		}
       
   130 	CPosLandmarkDatabase* db = handler->LandmarkDatabaseHandle();
       
   131 	CPosLmOperation* op = db->ImportLandmarksL(aLandmarkParser,
       
   132 			CPosLandmarkDatabase::EDefaultOptions);
       
   133 	CleanupStack::PushL(op);
       
   134 	op->ExecuteL();
       
   135 	aIterator = db->ImportedLandmarksIteratorL(op);
       
   136 	CleanupStack::PopAndDestroy(op);
       
   137 
       
   138 #ifdef _DEBUG
       
   139 	iLog.Write(_L("CLandmarkService::ImportL:Exit"));
       
   140 #endif    
       
   141 	}
       
   142 
       
   143 // -----------------------------------------------------------------------------
       
   144 // CLandmarkService::ExportL( CPosLandmarkEncoder* aLandmarkEncoder,
       
   145 //  const RArray<TPosLmItemId>& aLandmarkIdArray, const TDesC& aDatabaseUri )
       
   146 // Exports a list of landmarks from database to a file.
       
   147 // -----------------------------------------------------------------------------
       
   148 //
       
   149 EXPORT_C void CLandmarkService::ExportL( CPosLandmarkEncoder& aLandmarkEncoder,
       
   150 		const RArray<TPosLmItemId>& aLandmarkIdArray, const TDesC& aDatabaseUri ) const
       
   151 	{
       
   152 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   153 	if (!handler)
       
   154 		{
       
   155 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   156 		}
       
   157 	CPosLandmarkDatabase* db = handler->LandmarkDatabaseHandle();
       
   158 	ExecuteAndDeleteLD(db->ExportLandmarksL(aLandmarkEncoder,aLandmarkIdArray,
       
   159 					CPosLandmarkDatabase::EIncludeCategories));
       
   160 	}
       
   161 
       
   162 // -----------------------------------------------------------------------------
       
   163 // CLandmarkService::GetListL(  CPosLmItemIterator*&  aIterator,
       
   164 //    const CLandmarkFilter* aFilter, const  TDesC&  aDatabaseUri ) const
       
   165 // Get a list of Landmarks/Categories from  Database synchronously based on filter.
       
   166 // -----------------------------------------------------------------------------
       
   167 //
       
   168 EXPORT_C void CLandmarkService::GetListL( CPosLmItemIterator*& aIterator,
       
   169 		CLandmarkFilter& aFilter, const TDesC& aDatabaseUri ) const
       
   170 	{
       
   171 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   172 	if ( !handler )
       
   173 		{
       
   174 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   175 		}
       
   176 	CPosLandmarkSearch* search = handler->LandmarkSearchHandle();
       
   177 	search->SetMaxNumOfMatches(aFilter.MaximumMatches());
       
   178 	if ( aFilter.IsLandmark() )
       
   179 		{
       
   180 		ExecuteAndDeleteLD(search->StartLandmarkSearchL(aFilter.Criteria(),
       
   181 						aFilter.LmSortPref(),aFilter.PreviousMatches()));
       
   182 		}
       
   183 	else
       
   184 		{
       
   185 		ExecuteAndDeleteLD(search->StartCategorySearchL(aFilter.Criteria(),
       
   186 						aFilter.CatSortPref(),aFilter.PreviousMatches()));
       
   187 		}
       
   188 	aIterator = search->MatchIteratorL();
       
   189 	}
       
   190 
       
   191 // -----------------------------------------------------------------------------
       
   192 // CLandmarkService::GetListL( CDesCArray*& aDatabaseList,
       
   193 //    const TDesC& aProtocol ) const
       
   194 // Get a list of Landmark databases.
       
   195 // -----------------------------------------------------------------------------
       
   196 //
       
   197 EXPORT_C void CLandmarkService::GetListL (CDesCArray*& aDatabaseList,
       
   198 		const TDesC& aProtocol) const
       
   199 	{
       
   200 	if ( aProtocol != KNullDesC )
       
   201 		{
       
   202 		aDatabaseList = iDatabaseManager->ListDatabasesLC(aProtocol);
       
   203 		}
       
   204 	else
       
   205 		{
       
   206 		aDatabaseList = iDatabaseManager->ListDatabasesLC();
       
   207 		}
       
   208 	CleanupStack::Pop(aDatabaseList);
       
   209 	}
       
   210 
       
   211 // -----------------------------------------------------------------------------
       
   212 // CLandmarkService::GetListL( TInt32 aTransactionId,
       
   213 //    CLandmarkFilter* aFilter,const TDesC & aDatabaseUri )
       
   214 // Get a list of Landmarks/catgeories from  Database asynchronously based on filter.
       
   215 // -----------------------------------------------------------------------------
       
   216 //
       
   217 EXPORT_C void CLandmarkService::GetListL( TInt32 aTransactionId,
       
   218 		CLandmarkFilter& aFilter, const TDesC& aDatabaseUri )
       
   219 	{
       
   220 #ifdef _DEBUG
       
   221 	iLog.Write(_L("CLandmarkService::GetListL: Landmark: Async"));
       
   222 #endif
       
   223 
       
   224 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   225 	if ( !handler )
       
   226 		{
       
   227 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   228 		}
       
   229 
       
   230 	//Leave if observer has not been set for the async call.
       
   231 	if ( !iObserver )
       
   232 		{
       
   233 		User::Leave(KErrGeneral);
       
   234 		}
       
   235 
       
   236 	if ( !iManageObjects )
       
   237 		{
       
   238 		iManageObjects = CLandmarkManageObjects::NewL();
       
   239 		}
       
   240 
       
   241 	if ( aFilter.IsLandmark() )
       
   242 		{
       
   243 		CLandmarkCmdBase* getLm = CLandmarkCmdGetLandmarks::NewLC(iObserver,
       
   244 				iManageObjects);
       
   245 		getLm->StartL(handler,aTransactionId,aFilter);
       
   246 		iManageObjects->AppendL(getLm);
       
   247 		CleanupStack::Pop(getLm);
       
   248 #ifdef _DEBUG
       
   249 		iLog.Write(_L("CLandmarkService::GetListL: Landmark: Async: Exit"));
       
   250 #endif
       
   251 		}
       
   252 	else
       
   253 		{
       
   254 		CLandmarkCmdBase* getCat = CLandmarkCmdGetCategories::NewLC(iObserver,
       
   255 				iManageObjects);
       
   256 		getCat->StartL(handler,aTransactionId,aFilter);
       
   257 		iManageObjects->AppendL(getCat);
       
   258 		CleanupStack::Pop(getCat);
       
   259 #ifdef _DEBUG
       
   260 		iLog.Write(_L("CLandmarkService::GetListL: Category: Async: Exit"));
       
   261 #endif
       
   262 		}
       
   263 	}
       
   264 
       
   265 // -----------------------------------------------------------------------------
       
   266 // CLandmarkService::AddItemL( CPosLandmark& aLandmark,const TDesC& aDatabaseUri)
       
   267 // Adds a landmark to the given database.
       
   268 // -----------------------------------------------------------------------------
       
   269 //
       
   270 EXPORT_C TPosLmItemId CLandmarkService::AddItemL( CPosLandmark& aLandmark,
       
   271 		const TDesC& aDatabaseUri )
       
   272 	{
       
   273 #ifdef _DEBUG
       
   274 	iLog.Write(_L("CLandmarkService::AddItemL: Landmark"));
       
   275 #endif
       
   276 
       
   277 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   278 	if ( !handler )
       
   279 		{
       
   280 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   281 		}
       
   282 	CPosLandmarkDatabase* db = handler->LandmarkDatabaseHandle();
       
   283 	
       
   284 #ifdef _DEBUG
       
   285 	iLog.Write(_L("CLandmarkService::AddItemL: Landmark:Exit"));
       
   286 #endif
       
   287 	
       
   288 	return db->AddLandmarkL(aLandmark);
       
   289 	}
       
   290 
       
   291 // -----------------------------------------------------------------------------
       
   292 // CLandmarkService::AddItemL( CPosLandmarkCategory& aCategory,const TDesC& aDatabaseUri )
       
   293 // Adds a landmark category to the given database.
       
   294 // -----------------------------------------------------------------------------
       
   295 //
       
   296 EXPORT_C TPosLmItemId CLandmarkService::AddItemL( CPosLandmarkCategory& aCategory,
       
   297 		const TDesC& aDatabaseUri )
       
   298 	{
       
   299 #ifdef _DEBUG
       
   300 	iLog.Write(_L("CLandmarkService::AddItemL: Category"));
       
   301 #endif
       
   302 
       
   303 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   304 	if ( !handler )
       
   305 		{
       
   306 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   307 		}
       
   308 	CPosLmCategoryManager* cat = handler->CategoryManagerHandle();
       
   309 	
       
   310 #ifdef _DEBUG
       
   311 	iLog.Write(_L("CLandmarkService::AddItemL: Category: Exit"));
       
   312 #endif 
       
   313 	
       
   314 	return cat->AddCategoryL(aCategory);
       
   315 	}
       
   316 // -----------------------------------------------------------------------------
       
   317 // CLandmarkService::AddItemL( CPosLandmarkCategory& aCategory,const TDesC& aDatabaseUri )
       
   318 // Adds a landmark category to the given database.
       
   319 // -----------------------------------------------------------------------------
       
   320 //
       
   321 EXPORT_C void CLandmarkService::AddItemL( const TDesC& aDatabaseUri )
       
   322 	{
       
   323 #ifdef _DEBUG
       
   324 	iLog.Write(_L("CLandmarkService::AddItemL: Database"));
       
   325 #endif
       
   326 
       
   327 	HPosLmDatabaseInfo* dbInfo = HPosLmDatabaseInfo::NewLC(aDatabaseUri);
       
   328 	if ( ELocalDatabase == GetDbTypeFromUri ( aDatabaseUri ) )
       
   329 		{
       
   330 		iDatabaseManager->CreateDatabaseL(*dbInfo);
       
   331 		}
       
   332 	else
       
   333 		{
       
   334 		iDatabaseManager->RegisterDatabaseL(*dbInfo);
       
   335 		}
       
   336 	CleanupStack::PopAndDestroy(dbInfo);
       
   337 
       
   338 #ifdef _DEBUG
       
   339 	iLog.Write(_L("CLandmarkService::AddItemL: Database: Exit"));
       
   340 #endif    
       
   341 	}
       
   342 
       
   343 // -----------------------------------------------------------------------------
       
   344 // CLandmarkService::UpdateItemL( const CPosLandmark& aLandmark,
       
   345 //    const TDesC& aDatabaseUri )
       
   346 // Updates a landmark in the given database.
       
   347 // -----------------------------------------------------------------------------
       
   348 //
       
   349 EXPORT_C void CLandmarkService::UpdateItemL( const CPosLandmark& aLandmark,
       
   350 		const TDesC& aDatabaseUri )
       
   351 	{
       
   352 #ifdef _DEBUG
       
   353 	iLog.Write(_L("CLandmarkService::UpdateItemL: Landmark"));
       
   354 #endif
       
   355 
       
   356 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   357 	if ( !handler )
       
   358 		{
       
   359 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   360 		}
       
   361 	CPosLandmarkDatabase* db = handler->LandmarkDatabaseHandle();
       
   362 	db->UpdateLandmarkL(aLandmark);
       
   363 
       
   364 #ifdef _DEBUG
       
   365 	iLog.Write(_L("CLandmarkService::UpdateItemL: Landmark:Exit"));
       
   366 #endif    
       
   367 	}
       
   368 
       
   369 // -----------------------------------------------------------------------------
       
   370 // CLandmarkService::UpdateItemL( const CPosLandmarkCategory& aCategory,
       
   371 //    const TDesC& aDatabaseUri )
       
   372 // Updates a landmark Category in the given database.
       
   373 // -----------------------------------------------------------------------------
       
   374 //
       
   375 EXPORT_C void CLandmarkService::UpdateItemL( const CPosLandmarkCategory& aCategory,
       
   376 		const TDesC& aDatabaseUri )
       
   377 	{
       
   378 #ifdef _DEBUG
       
   379 	iLog.Write(_L("CLandmarkService::UpdateItemL: Category"));
       
   380 #endif
       
   381 
       
   382 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   383 	if ( !handler )
       
   384 		{
       
   385 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   386 		}
       
   387 	CPosLmCategoryManager* cat = handler->CategoryManagerHandle();
       
   388 	cat->UpdateCategoryL(aCategory);
       
   389 
       
   390 #ifdef _DEBUG
       
   391 	iLog.Write(_L("CLandmarkService::UpdateItemL: Category; Exit"));
       
   392 #endif    
       
   393 	}
       
   394 
       
   395 // -----------------------------------------------------------------------------
       
   396 // CLandmarkService::UpdateItemL( TPosLmDatabaseSettings aSettings, const TDesC& aDatabaseUri )
       
   397 // Updates the database information in the given database.
       
   398 // -----------------------------------------------------------------------------
       
   399 //
       
   400 EXPORT_C void CLandmarkService::UpdateItemL( TPosLmDatabaseSettings aSettings,
       
   401 		const TDesC& aDatabaseUri )
       
   402 	{
       
   403 #ifdef _DEBUG
       
   404 	iLog.Write(_L("CLandmarkService::UpdateItemL: Database"));
       
   405 #endif
       
   406 
       
   407 	//while modifying database settings drive letter in database uri 
       
   408 	//should always be specified in uppercase.
       
   409 	HBufC* dburi = aDatabaseUri.AllocLC();
       
   410 	//set modifiable pointer.
       
   411 	TPtr modifyuri = dburi->Des();
       
   412 
       
   413 	TInt offset = aDatabaseUri.Find(KProtocolSeparator);
       
   414 	if(offset>=0)
       
   415 		{
       
   416 		//get drive letter
       
   417 		TChar drive = modifyuri[offset+KProtocolSeparator.iTypeLength];
       
   418 		//make drive uppercase.
       
   419 		drive.UpperCase();
       
   420 		modifyuri[offset+KProtocolSeparator.iTypeLength] = drive;
       
   421 		}
       
   422 	else
       
   423 		{
       
   424 		//get drive letter at index-0
       
   425 		TChar drive = modifyuri[0];
       
   426 		//make drive uppercase.
       
   427 		drive.UpperCase();
       
   428 		modifyuri[0] = drive;
       
   429 		}
       
   430 
       
   431 	iDatabaseManager->ModifyDatabaseSettingsL(*dburi,aSettings);
       
   432 	CleanupStack::PopAndDestroy(dburi);
       
   433 #ifdef _DEBUG
       
   434 	iLog.Write(_L("CLandmarkService::UpdateItemL: Database: Exit"));
       
   435 #endif    
       
   436 	}
       
   437 
       
   438 // -----------------------------------------------------------------------------
       
   439 // CLandmarkService::LandmarkLC( const TPosLmItemId& aLandmarkId,
       
   440 //    const TDesC& aDatabaseUri  )
       
   441 // Retrieves a landmark from the database.
       
   442 // -----------------------------------------------------------------------------
       
   443 //
       
   444 EXPORT_C CPosLandmark* CLandmarkService::LandmarkLC( const TPosLmItemId& aLandmarkId,
       
   445 		const TDesC& aDatabaseUri ) const
       
   446 	{
       
   447 	CPosLandmark* landmark = NULL;
       
   448 	CleanupStack::PushL(landmark);
       
   449 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   450 	if ( !handler )
       
   451 		{
       
   452 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   453 		}
       
   454 	CPosLandmarkDatabase* db = handler->LandmarkDatabaseHandle();
       
   455 	CPosLmItemIterator* iterator = db->LandmarkIteratorL();
       
   456 	CleanupStack::PushL(iterator);
       
   457 	TPosLmItemId lmId;
       
   458 	while ( (lmId = iterator->NextL()) != KPosLmNullItemId )
       
   459 		{
       
   460 		if ( aLandmarkId == lmId )
       
   461 			{
       
   462 			CleanupStack::PopAndDestroy(iterator);
       
   463 			CleanupStack::Pop(landmark);
       
   464 			return db->ReadLandmarkLC(lmId);
       
   465 			}
       
   466 		}
       
   467 	CleanupStack::PopAndDestroy(iterator);
       
   468 	return landmark;
       
   469 	}
       
   470 
       
   471 // -----------------------------------------------------------------------------
       
   472 // CLandmarkService::CategoryLC( const TPosLmItemId& aCategoryId,
       
   473 //    const TDesC& aDatabaseUri  )
       
   474 // Retrieves a category from the database.
       
   475 // -----------------------------------------------------------------------------
       
   476 //
       
   477 EXPORT_C CPosLandmarkCategory* CLandmarkService::CategoryLC(
       
   478 		const TPosLmItemId& aCategoryId, const TDesC& aDatabaseUri ) const
       
   479 	{
       
   480 	CPosLandmarkCategory* category = NULL;
       
   481 	CleanupStack::PushL(category);
       
   482 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   483 	if ( !handler )
       
   484 		{
       
   485 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   486 		}
       
   487 	CPosLmCategoryManager* cat = handler->CategoryManagerHandle();
       
   488 	CPosLmItemIterator* iterator = cat->CategoryIteratorL();
       
   489 	CleanupStack::PushL(iterator);
       
   490 	TPosLmItemId catId;
       
   491 	while ( (catId = iterator->NextL()) != KPosLmNullItemId )
       
   492 		{
       
   493 		if ( aCategoryId == catId )
       
   494 			{
       
   495 			CleanupStack::PopAndDestroy(iterator);
       
   496 			CleanupStack::Pop(category);
       
   497 			return cat->ReadCategoryLC(catId);
       
   498 			}
       
   499 		}
       
   500 	CleanupStack::PopAndDestroy(iterator);
       
   501 	return category;
       
   502 	}
       
   503 
       
   504 // -----------------------------------------------------------------------------
       
   505 // CLandmarkService::RemoveItemL( TPosLmItemId aItemId,
       
   506 //    TBool aItemIsLandmark, const TDesC& aDatabaseUri )
       
   507 // Removes a landmark/ landmark category from the given database
       
   508 // -----------------------------------------------------------------------------
       
   509 //
       
   510 EXPORT_C void CLandmarkService::RemoveItemL( TPosLmItemId aItemId,
       
   511 		TPosItem aItemIsLandmark, const TDesC& aDatabaseUri )
       
   512 	{
       
   513 #ifdef _DEBUG
       
   514 	iLog.Write(_L("CLandmarkService::RemoveItemL"));
       
   515 #endif
       
   516 
       
   517 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   518 	if ( !handler )
       
   519 		{
       
   520 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   521 		}
       
   522 	if ( aItemIsLandmark )
       
   523 		{
       
   524 		CPosLandmarkDatabase* db = handler->LandmarkDatabaseHandle();
       
   525 		db->RemoveLandmarkL(aItemId);
       
   526 		}
       
   527 	else
       
   528 		{
       
   529 		CPosLmCategoryManager* cat = handler->CategoryManagerHandle();
       
   530 		ExecuteAndDeleteLD(cat->RemoveCategoryL(aItemId));
       
   531 		}
       
   532 
       
   533 #ifdef _DEBUG
       
   534 	iLog.Write(_L("CLandmarkService::RemoveItemL:exit"));
       
   535 #endif    
       
   536 	}
       
   537 
       
   538 // -----------------------------------------------------------------------------
       
   539 // CLandmarkService::RemoveItemL( const TDesC& aDatabaseUri )
       
   540 // Removes the given database.
       
   541 // -----------------------------------------------------------------------------
       
   542 //
       
   543 EXPORT_C void CLandmarkService::RemoveItemL( const TDesC& aDatabaseUri )
       
   544 	{
       
   545 #ifdef _DEBUG
       
   546 	iLog.Write(_L("CLandmarkService::RemoveItemL: Database"));
       
   547 #endif
       
   548 
       
   549 	if ( ELocalDatabase == GetDbTypeFromUri (aDatabaseUri) )
       
   550 		{
       
   551 		// will leave with KErrInUse if it is in use.
       
   552 		iDatabaseManager->DeleteDatabaseL(aDatabaseUri);
       
   553 		}
       
   554 	else
       
   555 		{
       
   556 		// this is for remote databases and it will remove this
       
   557 		// database from being listed.
       
   558 		iDatabaseManager->UnregisterDatabaseL(aDatabaseUri);
       
   559 		}
       
   560 
       
   561 #ifdef _DEBUG
       
   562 	iLog.Write(_L("CLandmarkService::RemoveItemL: Database: Exit"));
       
   563 #endif    
       
   564 	}
       
   565 
       
   566 // -----------------------------------------------------------------------------
       
   567 // CLandmarkService::SetActiveL( const TDesC& aDatabaseUri )
       
   568 // sets the given database as default.
       
   569 // -----------------------------------------------------------------------------
       
   570 //
       
   571 EXPORT_C void CLandmarkService::SetActiveL( const TDesC& aDatabaseUri )
       
   572 	{
       
   573 #ifdef _DEBUG
       
   574 	iLog.Write(_L("CLandmarkService::SetActiveL: Database"));
       
   575 #endif
       
   576 
       
   577 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   578 	if ( !handler )
       
   579 		{
       
   580 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   581 		}
       
   582 	iManageHandler->SetDefaultHandler(handler);
       
   583 
       
   584 #ifdef _DEBUG
       
   585 	iLog.Write(_L("CLandmarkService::SetActiveL: Database: Exit"));
       
   586 #endif    
       
   587 	}
       
   588 
       
   589 // -----------------------------------------------------------------------------
       
   590 // CLandmarkService::LinkCategoryToLandmarksL( TPosLmItemId aCategoryId,
       
   591 //    RArray< TPosLmItemId >& aLandmarkIdArray, const TDesC& aDatabaseUri )
       
   592 // associates a category to a set of landmarks.
       
   593 // -----------------------------------------------------------------------------
       
   594 //
       
   595 EXPORT_C void CLandmarkService::LinkCategoryToLandmarksL ( TPosLmItemId aCategoryId,
       
   596 		RArray<TPosLmItemId>& aLandmarkIdArray, const TDesC& aDatabaseUri )
       
   597 	{
       
   598 #ifdef _DEBUG
       
   599 	iLog.Write(_L("CLandmarkService::LinkCategoryToLandmarksL"));
       
   600 #endif
       
   601 
       
   602 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   603 	if ( !handler )
       
   604 		{
       
   605 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   606 		}
       
   607 	CPosLmCategoryManager* cat = handler->CategoryManagerHandle();
       
   608 	ExecuteAndDeleteLD(cat->AddCategoryToLandmarksL(aCategoryId,aLandmarkIdArray));
       
   609 
       
   610 #ifdef _DEBUG
       
   611 	iLog.Write(_L("CLandmarkService::LinkCategoryToLandmarksL: Exit"));
       
   612 #endif    
       
   613 	}
       
   614 
       
   615 // -----------------------------------------------------------------------------
       
   616 // CLandmarkService::UnlinkCategoryToLandmarksL( TPosLmItemId aCategoryId,
       
   617 //    RArray< TPosLmItemId >& aLandmarkIdArray, const TDesC& aDatabaseUri )
       
   618 // associates a category to a set of landmarks.
       
   619 // -----------------------------------------------------------------------------
       
   620 //
       
   621 EXPORT_C void CLandmarkService::UnlinkCategoryToLandmarksL (
       
   622 		TPosLmItemId aCategoryId, RArray<TPosLmItemId>& aLandmarkIdArray,
       
   623 		const TDesC& aDatabaseUri )
       
   624 	{
       
   625 #ifdef _DEBUG
       
   626 	iLog.Write(_L("CLandmarkService::UnlinkCategoryToLandmarksL"));
       
   627 #endif
       
   628 
       
   629 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(aDatabaseUri);
       
   630 	if ( !handler )
       
   631 		{
       
   632 		handler = iManageHandler->CreateHandlerL(aDatabaseUri);
       
   633 		}
       
   634 	CPosLmCategoryManager* cat = handler->CategoryManagerHandle();
       
   635 	ExecuteAndDeleteLD(cat->RemoveCategoryFromLandmarksL(aCategoryId,aLandmarkIdArray));
       
   636 
       
   637 #ifdef _DEBUG
       
   638 	iLog.Write(_L("CLandmarkService::UnlinkCategoryToLandmarksL: Exit"));
       
   639 #endif    
       
   640 	}
       
   641 
       
   642 // -----------------------------------------------------------------------------
       
   643 // CLandmarkService::RegisterObserver( MLandmarkObserver* aObserver )
       
   644 // Register an observer for aynsc method.
       
   645 // -----------------------------------------------------------------------------
       
   646 //
       
   647 EXPORT_C void CLandmarkService::RegisterObserver( MLandmarkObserver* aObserver )
       
   648 	{
       
   649 	if ( iObserver )
       
   650 		{
       
   651 		delete iObserver;
       
   652 		iObserver = NULL;
       
   653 		}
       
   654 	iObserver = aObserver;
       
   655 	}
       
   656 
       
   657 // -----------------------------------------------------------------------------
       
   658 // CLandmarkService::Cancel( TInt32 aTransactionId )
       
   659 // Cancel an ongoing async request.
       
   660 // -----------------------------------------------------------------------------
       
   661 //
       
   662 EXPORT_C void CLandmarkService::Cancel( TInt32 aTransactionId ) const
       
   663 	{
       
   664 	if ( iManageObjects )
       
   665 		{
       
   666 		iManageObjects->CancelObject(aTransactionId);
       
   667 		}
       
   668 	}
       
   669 
       
   670 // -----------------------------------------------------------------------------
       
   671 // CLandmarkService::GetDefaultDbUri( TPtrC& aDefaultDbUri ) const
       
   672 // Gets the deafult Database URI.
       
   673 // -----------------------------------------------------------------------------
       
   674 //
       
   675 EXPORT_C void CLandmarkService::GetDefaultDbUriL( TPtrC& aDefaultDbUri ) const
       
   676 	{
       
   677 	CLandmarkHandler* handler = iManageHandler->GetHandlerL(KNullDesC);
       
   678 	if ( handler )
       
   679 		{
       
   680 		handler->GetDatabaseUri(aDefaultDbUri);
       
   681 		}
       
   682 	}
       
   683 // -----------------------------------------------------------------------------
       
   684 // CLandmarkService::GetDbTypeFromUri( const TDesC& aDbUri )
       
   685 // returns type of database.
       
   686 // -----------------------------------------------------------------------------
       
   687 //
       
   688 CLandmarkService::TDatabaseType CLandmarkService::GetDbTypeFromUri(
       
   689 		const TDesC& aDbUri ) const
       
   690 	{
       
   691 	CLandmarkService::TDatabaseType type = ERemoteDatabase;
       
   692 	TInt offset = aDbUri.Find (KProtocolSeparator );
       
   693 	if ( KErrNotFound == offset )
       
   694 		{
       
   695 		type = ELocalDatabase;
       
   696 		}
       
   697 	else
       
   698 		{
       
   699 		const TPtrC DbProtocol = aDbUri.Left (offset );
       
   700 		if ( DbProtocol == KLocalProtocol )
       
   701 			{
       
   702 			type = ELocalDatabase;
       
   703 			}
       
   704 		}
       
   705 	return type;
       
   706 	}
       
   707 
       
   708 // End of File