terminalsecurity/SCP/SCPEventHandler/src/SCPEventHandler.cpp
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     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:  This checks for uninstallation (presently only for sisx uninstallation) or 
       
    15  *								removal of memory card. Whenever there is uninstallation the database has 
       
    16  * 								to be updated for the parameters changes.
       
    17  *								This depends Application installer & the SCPDatabase.
       
    18  *               
       
    19 */
       
    20 
       
    21 #include "SCPEventHandler.h"
       
    22 #include "SCPParamDBController.h"
       
    23 #include "SCPClient.h"
       
    24 #include "SCPServerInterface.h"
       
    25 #include "DmEventNotifierDebug.h"
       
    26 
       
    27 // -----------------------------------------------------------------------------
       
    28 // CSCPEventHandler::CSCPEventHandler
       
    29 // C++ default constructor can NOT contain any code, that
       
    30 // might leave.
       
    31 // -----------------------------------------------------------------------------
       
    32 //
       
    33 CSCPEventHandler::CSCPEventHandler()
       
    34     {
       
    35     }
       
    36 
       
    37 // -----------------------------------------------------------------------------
       
    38 // CSCPEventHandler::ConstructL
       
    39 // Symbian 2nd phase constructor can leave.
       
    40 // -----------------------------------------------------------------------------
       
    41 //
       
    42 void CSCPEventHandler::ConstructL()
       
    43     {
       
    44     //No values to assign
       
    45     }
       
    46 
       
    47 // -----------------------------------------------------------------------------
       
    48 // CSCPEventHandler::NewL
       
    49 // Two-phased constructor.
       
    50 // -----------------------------------------------------------------------------
       
    51 //
       
    52 EXPORT_C CSCPEventHandler* CSCPEventHandler::NewL()
       
    53     {
       
    54 
       
    55     CSCPEventHandler* self = NewLC();
       
    56     CleanupStack::Pop();
       
    57 
       
    58     return self;
       
    59     }
       
    60 
       
    61 // -----------------------------------------------------------------------------
       
    62 // CSCPEventHandler::NewLC
       
    63 // Two-phased constructor.
       
    64 // -----------------------------------------------------------------------------
       
    65 //
       
    66 EXPORT_C CSCPEventHandler* CSCPEventHandler::NewLC()
       
    67     {
       
    68     CSCPEventHandler* self = new( ELeave ) CSCPEventHandler();
       
    69 
       
    70     CleanupStack::PushL( self );
       
    71     self->ConstructL();
       
    72 
       
    73     return self;
       
    74     }
       
    75 
       
    76 // -----------------------------------------------------------------------------
       
    77 // Destructor
       
    78 // -----------------------------------------------------------------------------
       
    79 CSCPEventHandler::~CSCPEventHandler()
       
    80     {
       
    81     }
       
    82 
       
    83 
       
    84 // -----------------------------------------------------------------------------
       
    85 // NotifyChangesL
       
    86 // -----------------------------------------------------------------------------
       
    87 EXPORT_C void CSCPEventHandler::NotifyChangesL(THandlerServiceId aEvent, THandlerOperation aOperation) 
       
    88     {
       
    89     
       
    90     FLOG(_L("[CSCPEventHandler]-> started NotifyChangesL() aOperation=%d"), aOperation);
       
    91 
       
    92     if( (EOpnUninstall == aOperation) || (EOpnRemoved == aOperation))
       
    93     {
       
    94         FLOG(_L("[CSCPEventHandler]-> EUninstallation == aOperation || EOpnRemoved == aOperation"));
       
    95         RArray <TUid> uids;
       
    96         CleanupClosePushL(uids);
       
    97 
       
    98         // Call database api & fill the uids
       
    99         CSCPParamDBController* dbObj = CSCPParamDBController::NewLC();
       
   100        
       
   101         //calling...ListApplicationsL
       
   102 	   	FLOG(_L("[CSCPEventHandler]-> ListApplicationsL started"));
       
   103         dbObj->ListApplicationsL(uids);
       
   104         CleanupStack :: PopAndDestroy(); // dbObj
       
   105 	    FLOG(_L("[CSCPEventHandler]-> ListApplicationsL ended"));
       
   106         FLOG(_L("[CSCPEventHandler]-> uids = %d"), uids.Count());
       
   107 
       
   108 /*        RArray <TUid> sisUids;
       
   109         CleanupClosePushL( sisUids );*/
       
   110         
       
   111         //GetInstalledSisUidsL(sisUids);
       
   112         Swi::RSisRegistrySession sisses ;
       
   113         CleanupClosePushL( sisses );
       
   114         User :: LeaveIfError(sisses.Connect());
       
   115         
       
   116         //RArray <TUid> javaUids;
       
   117         //CleanupClosePushL( javaUids );
       
   118         //GetInstalledJavaUidsL(javaUids);
       
   119 
       
   120         RArray <TUid> resultUids;
       
   121         CleanupClosePushL(resultUids);        
       
   122         FLOG(_L("[CSCPEventHandler]-> Entering loop for each application, to check with AI"));
       
   123         
       
   124         for (int i=0; i < uids.Count(); i++)
       
   125         {
       
   126             FLOG(_L("[CSCPEventHandler]-> INFO: Checking case for UID %d"), uids[i].iUid);
       
   127             
       
   128             switch(uids[i].iUid) {
       
   129                 case KNSmlDMHostServer1ID:
       
   130                 case KNSmlDMHostServer2ID:
       
   131                 case KNSmlDMHostServer3ID:
       
   132                 case KNSmlDMHostServer4ID:
       
   133                     FLOG(_L("[CSCPEventHandler]-> INFO: UID is marked as an exception, cleanup request bypassed..."));
       
   134                     break;
       
   135                 default: {
       
   136             Swi::RSisRegistryEntry sisEntry;
       
   137             //Opens the base package entry by specifying a UID. 
       
   138             TInt lErr = sisEntry.Open(sisses, uids[i]);
       
   139             CleanupClosePushL(sisEntry);
       
   140             
       
   141             FLOG(_L("[CSCPEventHandler]-> INFO: lErr = %d"), lErr);
       
   142 
       
   143             //if(EFalse == isInstalledSis(uids[i], sisUids))
       
   144             
       
   145             // If the application does not exist
       
   146             if( lErr != KErrNone || EFalse == sisEntry.IsPresentL())
       
   147             {
       
   148                 FLOG(_L("[CSCPEventHandler]-> INFO: UID %d was identified as uninstalled,\
       
   149                         performing cleanup on the same"), uids[i].iUid);
       
   150                 // Does not exist in sis-registry, need to check in java registry
       
   151                 //if(EFalse == isInstalledJava(uids[i], javaUids))
       
   152              		resultUids.Append(uids[i]);
       
   153             }
       
   154             
       
   155             CleanupStack :: PopAndDestroy(); // sisEntry
       
   156                 }
       
   157                 break;
       
   158             };
       
   159         } // for uids
       
   160 
       
   161         //CleanupStack::PopAndDestroy( &sisUids ); // sisUids
       
   162         //CleanupStack::PopAndDestroy( &javaUids ); // javaUids
       
   163         FLOG(_L("[CSCPEventHandler]->NotifyChangesL(): Loop ended"));        
       
   164         FLOG(_L("[CSCPEventHandler]-> resultUids = %d"), resultUids.Count());
       
   165 
       
   166         if(resultUids.Count())
       
   167         {
       
   168         	NotifyCleanupL(resultUids);
       
   169         }
       
   170         CleanupStack :: PopAndDestroy(3); // resultUids, sisses, uids
       
   171     }// if (EUninstallation == aOperation)
       
   172     
       
   173     FLOG(_L("[CSCPEventHandler]-> end of NotifyChangesL()"));
       
   174 }
       
   175 
       
   176 /*
       
   177 void CSCPEventHandler::GetInstalledJavaUidsL(RArray<TUid>& aUids)
       
   178 {
       
   179     JavaRegistry* JavaRegistryEntry = NULL;
       
   180 
       
   181     JavaRegistryEntry = CJavaRegistry::NewL();
       
   182 
       
   183     JavaRegistryEntry->GetRegistryEntryUidsL( aUids );
       
   184     delete JavaRegistryEntry;
       
   185     JavaRegistryEntry = NULL;
       
   186 }
       
   187 */
       
   188 
       
   189 /*
       
   190 // Check for application existance, return true is exists.
       
   191 inline TBool CSCPEventHandler::isInstalledJava(const TUid& aUid, const  RArray<TUid>& aUids ) const
       
   192 {
       
   193     TBool found( EFalse );
       
   194     TInt uidc( aUids.Count() );
       
   195     for( TInt j( 0 ); found == EFalse && j < uidc; j++ )
       
   196         {
       
   197         if( aUids[j] == aUid )
       
   198             {
       
   199             found = ETrue;
       
   200             break;
       
   201             }
       
   202         }
       
   203     return found;
       
   204 }
       
   205 */
       
   206 
       
   207 inline void CSCPEventHandler::NotifyCleanupL(RArray<TUid>& aUids)
       
   208 {
       
   209     FLOG(_L("[CSCPEventHandler:NotifyCleanupL]-> RSCPClient creation & connecting..."))
       
   210     RSCPClient lClient;
       
   211     CleanupClosePushL (lClient);
       
   212     User :: LeaveIfError(lClient.Connect());
       
   213 
       
   214     FLOG(_L("[CSCPEventHandler]-> Initializing cleanup..."));
       
   215     //TRAPD(lErr, lClient.PerformCleanupL(ESCPApplicationUninstalled, aUids));
       
   216     User :: LeaveIfError(lClient.PerformCleanupL(aUids));
       
   217     CleanupStack :: PopAndDestroy(); // lClient
       
   218     FLOG(_L("[CSCPEventHandler]-> cleanup complete..."));
       
   219     FLOG(_L("[CSCPEventHandler:NotifyCleanupL]-> RSCPClient operation Completed..."))
       
   220 }