menucontentsrv/handlersrc/menuuninstalloperation.cpp
changeset 0 79c6a41cd166
child 1 844b978f8d5e
equal deleted inserted replaced
-1:000000000000 0:79c6a41cd166
       
     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 <apgcli.h>
       
    18 #include <swi/sisregistrysession.h>
       
    19 #include <swi/sisregistryentry.h>
       
    20 #include <WidgetRegistryClient.h>
       
    21 #include <javaregistry.h>
       
    22 #include <javaregistrypackageentry.h>
       
    23 #include <javaregistryapplicationentry.h>
       
    24 #include <mcsmenuutils.h>
       
    25 #include "mcsdef.h"
       
    26 #include "mcsmenu.h"
       
    27 #include "mcsmenuitem.h"
       
    28 #include "menuuninstalloperation.h"
       
    29 
       
    30 _LIT8( KAppMimeType, "x-epoc/x-sisx-app" );
       
    31 _LIT8( KMidletMimeType, "application/java-archive" );
       
    32 _LIT8( KWidgetMimeType, "application/x-nokia-widget");
       
    33 
       
    34 const TUid KMidletType = { 0x10210E26 };
       
    35 
       
    36 // ================= MEMBER FUNCTIONS =======================
       
    37 
       
    38 // ---------------------------------------------------------
       
    39 // CMenuUninstallOperation::~CMenuUninstallOperation
       
    40 // ---------------------------------------------------------
       
    41 //
       
    42 CMenuUninstallOperation::~CMenuUninstallOperation()
       
    43     {
       
    44     Cancel();
       
    45     iUninstaller.Close();
       
    46     delete iRemoveOperation;
       
    47     }
       
    48 
       
    49 // ---------------------------------------------------------
       
    50 // CMenuUninstallOperation::NewL
       
    51 // ---------------------------------------------------------
       
    52 //
       
    53 CMenuUninstallOperation* CMenuUninstallOperation::NewL(
       
    54     RMenu &aMenu,
       
    55     TInt aPriority,
       
    56     TRequestStatus &aObserverStatus,
       
    57     CMenuItem& aItem )
       
    58     {
       
    59     CMenuUninstallOperation* self;
       
    60 
       
    61     self = new ( ELeave ) CMenuUninstallOperation( aMenu, aPriority, aObserverStatus );
       
    62     CleanupStack::PushL( self );
       
    63     self->ConstructL( aItem );
       
    64     CleanupStack::Pop( self );
       
    65     return self;
       
    66     }
       
    67 
       
    68 // ---------------------------------------------------------
       
    69 // CMenuUninstallOperation::CMenuUninstallOperation
       
    70 // ---------------------------------------------------------
       
    71 //
       
    72 CMenuUninstallOperation::CMenuUninstallOperation
       
    73 ( RMenu &aMenu, TInt aPriority, TRequestStatus &aObserverStatus )
       
    74 : CMenuOperation( aMenu, aPriority, aObserverStatus ),
       
    75 iState( EIdle ),
       
    76 iRemoveOperation( NULL )
       
    77     {
       
    78     CActiveScheduler::Add( this );
       
    79     }
       
    80 
       
    81 // ---------------------------------------------------------
       
    82 // CMenuUninstallOperation::ConstructL
       
    83 // ---------------------------------------------------------
       
    84 //
       
    85 void CMenuUninstallOperation::ConstructL( CMenuItem& aItem )
       
    86     {
       
    87     TBool exists;
       
    88     TPtrC uidAttr( aItem.GetAttributeL( KMenuAttrUid, exists ) );
       
    89     TUint uid;
       
    90     TUid packageUid = KNullUid;
       
    91     TPtrC8 mimeType;
       
    92 
       
    93 
       
    94     if( !exists )
       
    95         {
       
    96         User::Leave( KErrCorrupt );
       
    97         }
       
    98 
       
    99     if( aItem.Flags() & TMenuItem::ELockDelete )
       
   100     	{
       
   101         iObserverStatus = KRequestPending;
       
   102         SetActive();
       
   103         TRequestStatus* status = &iStatus;
       
   104         User::RequestComplete( status, KErrAccessDenied );
       
   105         return;
       
   106     	}
       
   107 
       
   108     User::LeaveIfError( iUninstaller.Connect() );
       
   109 
       
   110     iId = aItem.Id();
       
   111     
       
   112     // Prepare parameters
       
   113     MenuUtils::GetTUint( uidAttr, uid );
       
   114     
       
   115     AppInfoL( TUid::Uid( uid ), mimeType, packageUid );
       
   116 
       
   117     // Commence the uninstallations
       
   118     iUninstaller.Uninstall( iStatus, packageUid, mimeType );
       
   119     iObserverStatus = KRequestPending;
       
   120     if( mimeType == KMidletMimeType()
       
   121             && IsWidgetL( TUid::Uid( uid ) ) )	
       
   122 		{
       
   123     	//we remove java type app(it will gain different uid
       
   124 		//during next install) and widget type app(it MIGHT get
       
   125 		//different uid during next install) from xml
       
   126     	iState = EUninstalling;
       
   127     	}
       
   128     else
       
   129     	{
       
   130     	//if its not java or widget app we leave it in xml,
       
   131     	//appscanner will hide it for later passible reinstallation 
       
   132     	iState = ERemoving;
       
   133     	}
       
   134     
       
   135     SetActive();
       
   136     }
       
   137 
       
   138 // ---------------------------------------------------------
       
   139 // CMenuUninstallOperation::AppInfo
       
   140 // ---------------------------------------------------------
       
   141 //
       
   142 void CMenuUninstallOperation::AppInfoL( const TUid& aAppUid, TPtrC8& aMimeType, TUid& aPackageUid )
       
   143 	{
       
   144 	TUid typeUid;
       
   145 	RApaLsSession apaLsSession;
       
   146 
       
   147 	User::LeaveIfError( apaLsSession.Connect() );
       
   148 	CleanupClosePushL( apaLsSession );
       
   149 	User::LeaveIfError( apaLsSession.GetAllApps() );
       
   150 
       
   151     if( KErrNone == apaLsSession.GetAppType( typeUid, aAppUid  ) &&
       
   152     		typeUid == KMidletType )
       
   153         {
       
   154         GetJavaSuitUidL( aAppUid, aPackageUid );
       
   155         aMimeType.Set( KMidletMimeType );
       
   156         }
       
   157     else if( IsWidgetL( aAppUid ) )
       
   158         {
       
   159         aPackageUid = aAppUid;
       
   160         aMimeType.Set( KWidgetMimeType );
       
   161         }
       
   162     else
       
   163         {
       
   164         TApaAppInfo appInfo;
       
   165         User::LeaveIfError( apaLsSession.GetAppInfo( appInfo, aAppUid ) );
       
   166         if( !GetInstallPkgUidL( appInfo.iFullName, aPackageUid ) )
       
   167         	{
       
   168         	aPackageUid = aAppUid;
       
   169         	}
       
   170         aMimeType.Set( KAppMimeType );
       
   171         }
       
   172 
       
   173     CleanupStack::PopAndDestroy( &apaLsSession );
       
   174 	}
       
   175 
       
   176 // ---------------------------------------------------------
       
   177 // CMenuUninstallOperation::GetInstallPkgUidL
       
   178 // ---------------------------------------------------------
       
   179 //
       
   180 TBool CMenuUninstallOperation::GetInstallPkgUidL( const TDesC& aAppFullName, TUid& aPackageUid )
       
   181 	{
       
   182 	// Search for the full name of the application amongst every file name in
       
   183 	// every installed packages.
       
   184 	TBool found = EFalse;
       
   185 	Swi::RSisRegistrySession iSisRegSession;
       
   186 
       
   187 	// Get the array of ids of every installed packages
       
   188 	if( KErrNone != iSisRegSession.Connect() )
       
   189 		{
       
   190 		return found;
       
   191 		}
       
   192 	CleanupClosePushL( iSisRegSession );
       
   193     
       
   194     RArray<TUid> packageIds;
       
   195     CleanupClosePushL( packageIds );
       
   196     
       
   197     iSisRegSession.InstalledUidsL( packageIds );
       
   198     
       
   199     RPointerArray< HBufC > packageFiles;
       
   200     CleanupClosePushL( packageFiles );
       
   201     
       
   202     for( TInt i = 0; i < packageIds.Count() && !found; ++i )
       
   203         {
       
   204         const TUid packageId = packageIds[i];
       
   205         Swi::RSisRegistryEntry packageEntry;
       
   206 
       
   207         // Get the array of file names in the current install package and look
       
   208         // if there is one suggesting that the application was installed from
       
   209         // the package.
       
   210         if( KErrNone == packageEntry.Open( iSisRegSession, packageId ) )
       
   211         	{
       
   212 	        CleanupClosePushL( packageEntry );
       
   213 	        packageEntry.FilesL( packageFiles );
       
   214 	        for( TInt pf = 0; pf < packageFiles.Count() && !found; ++pf )
       
   215 	            {
       
   216 	            if( packageFiles[pf]->FindC( aAppFullName ) == 0 )
       
   217 	                {
       
   218 	                aPackageUid = packageId;
       
   219 	                found = ETrue;
       
   220 	                }
       
   221 	            }
       
   222 	        packageFiles.ResetAndDestroy();
       
   223 	        CleanupStack::PopAndDestroy( &packageEntry );    
       
   224         	}
       
   225         }
       
   226         
       
   227     CleanupStack::PopAndDestroy( &packageFiles );
       
   228     CleanupStack::PopAndDestroy( &packageIds );
       
   229     CleanupStack::PopAndDestroy( &iSisRegSession );
       
   230 
       
   231     return found;
       
   232 	}
       
   233 
       
   234 // ---------------------------------------------------------
       
   235 // CMenuUninstallOperation::GetJavaSuitUidL
       
   236 // ---------------------------------------------------------
       
   237 //
       
   238 void CMenuUninstallOperation::GetJavaSuitUidL( const TUid& aAppUid, TUid& aPackageUid )
       
   239 	{
       
   240 	Java::CJavaRegistry* javaRegistry;
       
   241 	javaRegistry = Java::CJavaRegistry::NewLC();
       
   242 
       
   243 	Java::CJavaRegistryEntry* regEntry = 
       
   244 		javaRegistry->RegistryEntryL( aAppUid );
       
   245 	if( regEntry )
       
   246 		{
       
   247 	CleanupStack::PushL( regEntry );
       
   248 
       
   249 	Java::TJavaRegistryEntryType entryType = regEntry->Type();
       
   250 	
       
   251 	if ( ( entryType >= Java::EGeneralPackage ) && 
       
   252 			(entryType < Java::EGeneralApplication) )
       
   253 		{
       
   254 		//package entry
       
   255 		aPackageUid = regEntry->Uid();
       
   256 		}
       
   257 	else 
       
   258 		{
       
   259 		//application entry
       
   260 		Java::CJavaRegistryApplicationEntry* regApplicationEntry = 
       
   261 			static_cast<Java::CJavaRegistryApplicationEntry*>( regEntry );
       
   262 		Java::CJavaRegistryPackageEntry* regPackageEntry = 
       
   263 			regApplicationEntry->PackageEntryL();
       
   264 		aPackageUid = regPackageEntry->Uid();
       
   265 		delete regPackageEntry;
       
   266 		}
       
   267 		CleanupStack::PopAndDestroy( regEntry );
       
   268 		}
       
   269 	else
       
   270 		{
       
   271 		aPackageUid = aAppUid;
       
   272 		}
       
   273 	CleanupStack::PopAndDestroy( javaRegistry );
       
   274 	}
       
   275 
       
   276 // ---------------------------------------------------------
       
   277 // CMenuUninstallOperation::IsWidget
       
   278 // ---------------------------------------------------------
       
   279 //
       
   280 
       
   281 TBool CMenuUninstallOperation::IsWidgetL( const TUid& aAppUid )
       
   282 	{
       
   283 	RWidgetRegistryClientSession widgetReg;
       
   284 	TBool isWidget;
       
   285 
       
   286 	if( KErrNone != widgetReg.Connect() )
       
   287 		{
       
   288 		return EFalse;
       
   289 		}
       
   290 	CleanupClosePushL( widgetReg);
       
   291 	isWidget = widgetReg.IsWidget( aAppUid );
       
   292 	CleanupStack::PopAndDestroy( &widgetReg );
       
   293 
       
   294 	return isWidget;
       
   295 	}
       
   296 
       
   297 // ---------------------------------------------------------
       
   298 // CMenuUninstallOperation::RunL
       
   299 // ---------------------------------------------------------
       
   300 //
       
   301 void CMenuUninstallOperation::RunL()
       
   302     {
       
   303     if( KErrNone == iStatus.Int() )
       
   304         {
       
   305         switch( iState )
       
   306             {
       
   307             case EUninstalling:
       
   308                 {
       
   309                 __ASSERT_DEBUG( NULL == iRemoveOperation, User::Invariant() );
       
   310                 iState = ERemoving;
       
   311                 iRemoveOperation = iMenu.RemoveL( iId, iStatus );
       
   312                 SetActive();
       
   313                 }
       
   314                 break;
       
   315 
       
   316             case ERemoving:
       
   317                 {
       
   318                 delete iRemoveOperation;
       
   319                 iRemoveOperation = NULL;
       
   320                 iState = EIdle;
       
   321                 TRequestStatus* status = &iObserverStatus;
       
   322                 User::RequestComplete( status, iStatus.Int() );
       
   323                 }
       
   324                 break;
       
   325 
       
   326             default:
       
   327                 // Object is in an unexpected state
       
   328                 __ASSERT_DEBUG( 0, User::Invariant() );
       
   329             }
       
   330         }
       
   331     else if ( KErrNotFound == iStatus.Int() && iState == ERemoving )
       
   332     	{
       
   333     	// Most probably: After uninstalling the application the application
       
   334     	// scanner removed the corresponding item from the xml so not finding
       
   335     	// the menuitem is not an error here.
       
   336         delete iRemoveOperation;
       
   337         iRemoveOperation = NULL;
       
   338         iState = EIdle;
       
   339         TRequestStatus* status = &iObserverStatus;
       
   340         User::RequestComplete( status, KErrNone );
       
   341     	}
       
   342     else
       
   343         {
       
   344         // Report error
       
   345         delete iRemoveOperation;
       
   346         iRemoveOperation = NULL;
       
   347         iState = EIdle;
       
   348         TRequestStatus* status = &iObserverStatus;
       
   349         User::RequestComplete( status, iStatus.Int() );
       
   350         }
       
   351     }
       
   352 
       
   353 // ---------------------------------------------------------
       
   354 // CMenuUninstallOperation::DoCancel
       
   355 // ---------------------------------------------------------
       
   356 //
       
   357 void CMenuUninstallOperation::DoCancel()
       
   358     {
       
   359     switch( iState )
       
   360         {
       
   361         case EUninstalling:
       
   362             {
       
   363             iState = EIdle;
       
   364             }
       
   365             break;
       
   366 
       
   367         case ERemoving:
       
   368             {
       
   369             delete iRemoveOperation;
       
   370             iRemoveOperation = NULL;
       
   371             iState = EIdle;
       
   372             }
       
   373             break;
       
   374 
       
   375         default:
       
   376             // Object is in an unexpected state
       
   377             __ASSERT_DEBUG( 0, User::Invariant() );
       
   378         }
       
   379     iUninstaller.CancelAsyncRequest( SwiUI::ERequestUninstall );
       
   380     // Complete the caller:
       
   381     TRequestStatus* status = &iObserverStatus;
       
   382     User::RequestComplete( status, iStatus.Int() );
       
   383     }
       
   384 
       
   385 // ---------------------------------------------------------
       
   386 // CMenuUninstallOperation::RunError
       
   387 // ---------------------------------------------------------
       
   388 //
       
   389 TInt CMenuUninstallOperation::RunError( TInt aError )
       
   390     {
       
   391     TRequestStatus* status = &iObserverStatus;
       
   392     User::RequestComplete( status, aError );
       
   393 
       
   394     return KErrNone;
       
   395     }