presencecache/presencecachesymbian/presencecacheserver2/src/presencecacheservicestore.cpp
changeset 40 b46a585f6909
child 66 554fe4dbbb59
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37:fd64c38c277d 40:b46a585f6909
       
     1 /*
       
     2 * Copyright (c) 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:  The cache stores a single array of this type. 
       
    15 *
       
    16 */
       
    17 
       
    18 
       
    19 #include <s32strm.h>
       
    20 #include <mpresencebuddyinfo2.h>
       
    21 
       
    22 #include "presencecacheservicestore.h"
       
    23 #include "presencecachebuddystore.h"
       
    24 #include "presencetrace.h"
       
    25 #include "presenceobjecthelpers.h"
       
    26 
       
    27 // ---------------------------------------------------------------------------
       
    28 // CPresenceCacheServiceStore::NewLC()
       
    29 // ---------------------------------------------------------------------------
       
    30 //
       
    31 EXPORT_C CPresenceCacheServiceStore* CPresenceCacheServiceStore::NewLC()
       
    32     {
       
    33     CPresenceCacheServiceStore* self = new( ELeave ) CPresenceCacheServiceStore;
       
    34     CleanupStack::PushL( self );
       
    35     self->ConstructL();
       
    36     return self;
       
    37     }
       
    38 
       
    39 // ---------------------------------------------------------------------------
       
    40 // CPresenceCacheServiceStore::NewL()
       
    41 // ---------------------------------------------------------------------------
       
    42 //
       
    43 EXPORT_C CPresenceCacheServiceStore* CPresenceCacheServiceStore::NewL()
       
    44     {
       
    45     CPresenceCacheServiceStore* self = NewLC();
       
    46     CleanupStack::Pop( self );
       
    47     return self;
       
    48     }
       
    49 
       
    50 // ---------------------------------------------------------------------------
       
    51 // CPresenceCacheServiceStore::~CPresenceCacheServiceStore()
       
    52 // ---------------------------------------------------------------------------
       
    53 //
       
    54 CPresenceCacheServiceStore::~CPresenceCacheServiceStore()
       
    55     {
       
    56     TInt count = iBuddyStoreCollection.Count();
       
    57     for (TInt i=0;i<count;i++)
       
    58         {
       
    59         delete iBuddyStoreCollection[i];
       
    60         }
       
    61     iBuddyStoreCollection.Close();
       
    62     delete iServiceName;
       
    63     iServiceName = NULL;        
       
    64     }
       
    65 
       
    66 // ---------------------------------------------------------------------------
       
    67 // CPresenceCacheServiceStore::CPresenceCacheServiceStore()
       
    68 // ---------------------------------------------------------------------------
       
    69 //
       
    70 CPresenceCacheServiceStore::CPresenceCacheServiceStore(): iServiceName(NULL)
       
    71     {
       
    72     }
       
    73 
       
    74 // ---------------------------------------------------------------------------
       
    75 // CPresenceCacheServiceStore::ConstructL()
       
    76 // ---------------------------------------------------------------------------
       
    77 //
       
    78 void CPresenceCacheServiceStore::ConstructL()
       
    79     {
       
    80     }
       
    81 
       
    82 // ---------------------------------------------------------------------------
       
    83 // CPresenceCacheServiceStore::SetServiceNameL()
       
    84 // ---------------------------------------------------------------------------
       
    85 //
       
    86 void CPresenceCacheServiceStore::SetServiceNameL(TDesC& aServiceName)
       
    87     {
       
    88     delete iServiceName;
       
    89     iServiceName = NULL;
       
    90     iServiceName = aServiceName.AllocL();
       
    91     }
       
    92 
       
    93 // ---------------------------------------------------------------------------
       
    94 // CPresenceCacheServiceStore::GetObjectCollection()
       
    95 // ---------------------------------------------------------------------------
       
    96 //
       
    97 RPointerArray<CPresenceCacheBuddyStore>& CPresenceCacheServiceStore::GetObjectCollection()
       
    98     {
       
    99     return iBuddyStoreCollection;
       
   100     }
       
   101 
       
   102 // ---------------------------------------------------------------------------
       
   103 // CPresenceCacheServiceStore::ServiceName()
       
   104 // ---------------------------------------------------------------------------
       
   105 //
       
   106 TPtrC CPresenceCacheServiceStore::ServiceName() const
       
   107     {
       
   108     return *iServiceName;
       
   109     }
       
   110 
       
   111 // ---------------------------------------------------------------------------
       
   112 // CPresenceCacheServiceStore::Count()
       
   113 // ---------------------------------------------------------------------------
       
   114 //
       
   115 TInt CPresenceCacheServiceStore::Count() const
       
   116     {
       
   117     return iBuddyStoreCollection.Count();
       
   118     }
       
   119     
       
   120 // ---------------------------------------------------------------------------
       
   121 // CPresenceCacheServiceStore::PresenceCount()
       
   122 // ---------------------------------------------------------------------------
       
   123 //
       
   124 TInt CPresenceCacheServiceStore::PresenceCount() const
       
   125     {
       
   126     return iPresenceCount;
       
   127     }
       
   128     
       
   129 // ---------------------------------------------------------------------------
       
   130 // CPresenceCacheServiceStore::AddBlind()
       
   131 // ---------------------------------------------------------------------------
       
   132 //
       
   133 TInt CPresenceCacheServiceStore::AddBlind(CPresenceCacheBuddyStore* aBuddyStore)
       
   134     {
       
   135     TRACE( _L("CPresenceCacheServiceStore::AddBlind - begin") );
       
   136     // TRACE_1( _L("______identity: %S"), &aBuddyStore->BuddyId() );
       
   137     // TRACE_1( _L("______iService: %S"), &iServiceName->Des());
       
   138     if (!aBuddyStore)
       
   139         return KErrArgument;
       
   140     
       
   141     iBuddyStoreCollection.Append(aBuddyStore);
       
   142     
       
   143     // now update the presence count
       
   144     if (aBuddyStore->HasPresence())
       
   145         {
       
   146         iPresenceCount++;        
       
   147         }
       
   148         
       
   149     TRACE( _L("CPresenceCacheServiceStore::AddBlind - return"));
       
   150     return KErrNone;
       
   151     }
       
   152     
       
   153     
       
   154 // ---------------------------------------------------------------------------
       
   155 // CPresenceCacheServiceStore::AddOrReplacePresenceL()
       
   156 // ---------------------------------------------------------------------------
       
   157 //
       
   158 CPresenceCacheBuddyStore* CPresenceCacheServiceStore::AddOrReplacePresenceL
       
   159                                             (MPresenceBuddyInfo2* aBuddyPresInfo)
       
   160     {
       
   161     TRACE( _L("CPresenceCacheServiceStore::AddOrReplacePresence - begin") );
       
   162     // TRACE_1( _L("______identity: %S"), &(aBuddyPresInfo->BuddyId() ));
       
   163     // TRACE_1( _L("______iService: %d"), &(iServiceName->Des()));
       
   164     
       
   165     CPresenceCacheBuddyStore* newBuddyStore(NULL);
       
   166     if(!aBuddyPresInfo)
       
   167         return newBuddyStore;
       
   168     
       
   169     TBool oldPresExists(EFalse);
       
   170     
       
   171     TInt count = iBuddyStoreCollection.Count();
       
   172     for (TInt i=0;i<count;i++)
       
   173         {
       
   174         if( (iBuddyStoreCollection[i])->EqualsIdentity(aBuddyPresInfo) )
       
   175             {
       
   176             oldPresExists = (iBuddyStoreCollection[i])->HasPresence();
       
   177             iBuddyStoreCollection[i]->SetPresenceBuddyInfo(aBuddyPresInfo);
       
   178             newBuddyStore = iBuddyStoreCollection[i];
       
   179             TRACE( _L("_________Match found") );
       
   180             break;
       
   181             }
       
   182         }
       
   183     
       
   184     //if not edited, we need to add a new buddy store    
       
   185     if (!newBuddyStore)
       
   186         {        
       
   187         newBuddyStore = CPresenceCacheBuddyStore::NewLC(this, aBuddyPresInfo->BuddyId());
       
   188         newBuddyStore->SetPresenceBuddyInfo(aBuddyPresInfo);
       
   189         iBuddyStoreCollection.Append(newBuddyStore);
       
   190         CleanupStack::Pop(newBuddyStore); //newBuddyStore
       
   191         }
       
   192         
       
   193     // new presence is certainly added, check whether it was existed
       
   194     if (!oldPresExists)
       
   195         {
       
   196         iPresenceCount++;        
       
   197         }
       
   198 
       
   199     TRACE( _L("CPresenceCacheServiceStore::AddOrReplacePresence - return"));
       
   200     return newBuddyStore;
       
   201     }
       
   202 
       
   203 
       
   204 // ---------------------------------------------------------------------------
       
   205 // CPresenceCacheServiceStore::RemoveBlind()
       
   206 // ---------------------------------------------------------------------------
       
   207 //
       
   208 void CPresenceCacheServiceStore::RemoveBlind(CPresenceCacheBuddyStore* aPresenceBuddyInfo)
       
   209     {
       
   210     TInt index = iBuddyStoreCollection.Find(aPresenceBuddyInfo);
       
   211     if (index>-1)
       
   212         {
       
   213         delete iBuddyStoreCollection[index];
       
   214         iBuddyStoreCollection.Remove(index);
       
   215         }
       
   216     }
       
   217 
       
   218 // ---------------------------------------------------------------------------
       
   219 // CPresenceCacheServiceStore::FindAndRemove()
       
   220 // ---------------------------------------------------------------------------
       
   221 //
       
   222 CPresenceCacheBuddyStore* CPresenceCacheServiceStore::FindAndRemove
       
   223                                     (const TDesC& aIdentity, TInt& aErr)
       
   224     {
       
   225     TRACE( _L("CPresenceCacheServiceStore::FindAndRemove - begin") );
       
   226     // TRACE_1( _L("______iService: %S"), &(iServiceName->Des()));
       
   227     // TRACE_1( _L("______identity: %S"), &(aIdentity ));
       
   228     TBool oldPresExists(EFalse);
       
   229     CPresenceCacheBuddyStore* buddyStore(NULL);
       
   230     aErr = KErrNotFound;
       
   231 
       
   232     TInt count = iBuddyStoreCollection.Count();
       
   233     for (TInt i=0;i<count;i++)
       
   234         {
       
   235         if ( (iBuddyStoreCollection[i])->EqualsIdentity(aIdentity) )
       
   236             {
       
   237             oldPresExists = (iBuddyStoreCollection[i])->HasPresence();
       
   238             
       
   239             //only delete presence if there are subscribers
       
   240             if ((iBuddyStoreCollection[i])->HasSubscribers())
       
   241                 {
       
   242                 (iBuddyStoreCollection[i])->SetPresenceBuddyInfo(NULL);
       
   243                 buddyStore = iBuddyStoreCollection[i];
       
   244                 }
       
   245             else //if there are no subscribers remove the whole package
       
   246                 {
       
   247                 delete iBuddyStoreCollection[i];
       
   248                 iBuddyStoreCollection.Remove(i);                
       
   249                 }
       
   250             break;
       
   251             }
       
   252         }
       
   253     
       
   254     // update presence info counts
       
   255     if(oldPresExists)
       
   256         {
       
   257         iPresenceCount--;
       
   258         aErr = KErrNone;      
       
   259         }
       
   260 
       
   261     TRACE_1( _L("CPresenceCacheServiceStore::FindAndRemove - buddyStore=%d"),buddyStore );
       
   262     return buddyStore;
       
   263     }
       
   264     
       
   265 // ---------------------------------------------------------------------------
       
   266 // CPresenceCacheServiceStore::RemoveExpiredBuddyInfos
       
   267 // ---------------------------------------------------------------------------
       
   268 //
       
   269 
       
   270 void CPresenceCacheServiceStore::RemoveExpiredBuddyInfos( 
       
   271         RPointerArray<CPresenceCacheBuddyStore>& aBuddyStores )
       
   272     {
       
   273     TInt count = iBuddyStoreCollection.Count();
       
   274     for( TInt i = 0 ; i < count ; ++i )
       
   275         {
       
   276         CPresenceCacheBuddyStore* buddyStore = iBuddyStoreCollection[i];
       
   277         MPresenceBuddyInfo2* buddyInfo = buddyStore->PresenceBuddyInfo();
       
   278 
       
   279         if( buddyInfo &&
       
   280                 PresenceCacheBuddyUtils::IsBuddyInfoExpired( *buddyInfo ) )
       
   281             {
       
   282             // remove buddy info
       
   283             buddyStore->SetPresenceBuddyInfo( NULL );
       
   284             --iPresenceCount;
       
   285             if( buddyStore->HasSubscribers() )
       
   286                 {
       
   287                 aBuddyStores.Append( buddyStore ); // ignore error
       
   288                 }
       
   289             else
       
   290                 {
       
   291                 delete buddyStore;
       
   292                 iBuddyStoreCollection.Remove( i );
       
   293                 --i;
       
   294                 --count;
       
   295                 }
       
   296             }
       
   297         }
       
   298     }
       
   299 
       
   300 // ---------------------------------------------------------------------------
       
   301 // CPresenceCacheServiceStore::FindAndGet()
       
   302 // ---------------------------------------------------------------------------
       
   303 //
       
   304 CPresenceCacheBuddyStore* CPresenceCacheServiceStore::FindAndGet(
       
   305                                      const TDesC& aIdentity) const
       
   306     {
       
   307     TRACE( _L("CPresenceCacheServiceStore::FindAndGet - begin") );
       
   308     // TRACE_1( _L("______iService: %S"), &(iServiceName->Des()));
       
   309     TRACE_1( _L("______identity: %S"), &(aIdentity ));
       
   310     CPresenceCacheBuddyStore* buddyStore(NULL);
       
   311     
       
   312     TInt count = iBuddyStoreCollection.Count();
       
   313     for (TInt i=0;i<count;i++)
       
   314         {
       
   315         if ( (iBuddyStoreCollection[i])->EqualsIdentity(aIdentity))
       
   316             {
       
   317             buddyStore = iBuddyStoreCollection[i];
       
   318             break;
       
   319             }
       
   320         }
       
   321     TRACE_1( _L("CPresenceCacheServiceStore::FindAndGet - buddyStore=%d"),buddyStore );    
       
   322     return buddyStore;
       
   323     }
       
   324 
       
   325 // ---------------------------------------------------------------------------
       
   326 // CPresenceCacheServiceStore::RemoveAllPresences()
       
   327 // ---------------------------------------------------------------------------
       
   328 //
       
   329 void CPresenceCacheServiceStore::RemoveAllPresences()
       
   330     {
       
   331     TRACE( _L("CPresenceCacheServiceStore::RemoveAllPresences - begin") );
       
   332     // TRACE_1( _L("______iService: %S"), &(iServiceName->Des()));
       
   333     
       
   334     TInt count = iBuddyStoreCollection.Count();
       
   335     TRACE_1( _L("______store collection count: %d"), count);
       
   336     for (TInt i=0;i<count;i++)
       
   337         {
       
   338         (iBuddyStoreCollection[i])->RemovePresenceBuddyInfo();
       
   339         //if it doesnt have subscribers delete this whole object
       
   340         if(!(iBuddyStoreCollection[i]->HasSubscribers()))
       
   341             {
       
   342             delete iBuddyStoreCollection[i];
       
   343             iBuddyStoreCollection.Remove(i);
       
   344             count--;
       
   345             i--;
       
   346             }
       
   347         }
       
   348     iPresenceCount = 0;
       
   349     TRACE(_L("CPresenceCacheServiceStore::RemoveAllPresences - end"));    
       
   350     }
       
   351 
       
   352 // eof