contentstorage/handlersrc/cauninstalloperation.cpp
changeset 61 8e5041d13c84
parent 60 f62f87b200ec
child 66 32469d7d46ff
equal deleted inserted replaced
60:f62f87b200ec 61:8e5041d13c84
     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:  ?Description
       
    15  *
       
    16  */
       
    17 
       
    18 #include <apgcli.h>
       
    19 #include <swi/sisregistrysession.h>
       
    20 #include <swi/sisregistryentry.h>
       
    21 #include "cautils.h"
       
    22 #include "cadef.h"
       
    23 #include "cainnerentry.h"
       
    24 #include "cauninstalloperation.h"
       
    25 _LIT8( KAppMimeType, "x-epoc/x-sisx-app" );
       
    26 
       
    27 // ================= MEMBER FUNCTIONS =======================
       
    28 
       
    29 // ---------------------------------------------------------------------------
       
    30 // CCaUninstallOperation::~CCaUninstallOperation
       
    31 // ---------------------------------------------------------------------------
       
    32 //
       
    33 CCaUninstallOperation::~CCaUninstallOperation()
       
    34     {
       
    35     Cancel();
       
    36     iUninstaller.Close();
       
    37     }
       
    38 
       
    39 // ---------------------------------------------------------------------------
       
    40 // CCaUninstallOperation::NewL
       
    41 // ---------------------------------------------------------------------------
       
    42 //
       
    43 CCaUninstallOperation* CCaUninstallOperation::NewL( CCaInnerEntry &aEntry,
       
    44         TInt aPriority )
       
    45     {
       
    46     CCaUninstallOperation* self;
       
    47 
       
    48     self = new ( ELeave ) CCaUninstallOperation( aEntry, aPriority );
       
    49     CleanupStack::PushL( self );
       
    50     self->ConstructL( aEntry );
       
    51     CleanupStack::Pop( self );
       
    52     return self;
       
    53     }
       
    54 
       
    55 // ---------------------------------------------------------------------------
       
    56 // CCaUninstallOperation::CCaUninstallOperation
       
    57 // ---------------------------------------------------------------------------
       
    58 //
       
    59 CCaUninstallOperation::CCaUninstallOperation( CCaInnerEntry& aEntry,
       
    60         TInt aPriority ) :
       
    61     CActive( aPriority ), iEntry( aEntry ), iUninstaller(), iId( 0 )
       
    62     {
       
    63     CActiveScheduler::Add( this );
       
    64     }
       
    65 
       
    66 // ---------------------------------------------------------------------------
       
    67 // CCaUninstallOperation::ConstructL
       
    68 // ---------------------------------------------------------------------------
       
    69 //
       
    70 void CCaUninstallOperation::ConstructL( CCaInnerEntry& aEntry )
       
    71     {
       
    72     TBuf<KCaMaxAttrValueLen> uidAttr;
       
    73     TUint uid = aEntry.GetUid();
       
    74 
       
    75     TUid packageUid = KNullUid;
       
    76     TPtrC8 mimeType;
       
    77 
       
    78     if( !( aEntry.GetFlags() & ERemovable ) )
       
    79         {
       
    80         User::Leave( KErrAccessDenied );
       
    81         }
       
    82 
       
    83     User::LeaveIfError( iUninstaller.Connect() );
       
    84     iId = aEntry.GetId();
       
    85     if( aEntry.GetEntryTypeName() == KCaTypeWidget() )
       
    86         {
       
    87         TBuf<KMaxUidName> uidDesc;
       
    88         aEntry.FindAttribute( KCaPackageUid, uidDesc );
       
    89         TLex uidLex(uidDesc);
       
    90         TUint32 uidValue;
       
    91         User::LeaveIfError( uidLex.Val( uidValue, EHex ));
       
    92 
       
    93         packageUid.iUid = static_cast<TInt32>(uidValue);
       
    94         mimeType.Set( KAppMimeType );
       
    95         }
       
    96     else
       
    97         {
       
    98         AppInfoL( TUid::Uid( uid ), mimeType, packageUid );
       
    99         }
       
   100 
       
   101     // Commence the uninstallations
       
   102     iUninstaller.Uninstall( iStatus, packageUid, mimeType );
       
   103     SetActive();
       
   104     }
       
   105 
       
   106 // ---------------------------------------------------------------------------
       
   107 // CCaUninstallOperation::AppInfo
       
   108 // ---------------------------------------------------------------------------
       
   109 //
       
   110 void CCaUninstallOperation::AppInfoL( const TUid& aAppUid,
       
   111         TPtrC8& aMimeType, TUid& aPackageUid )
       
   112     {
       
   113     RApaLsSession apaLsSession;
       
   114 
       
   115     User::LeaveIfError( apaLsSession.Connect() );
       
   116     CleanupClosePushL( apaLsSession );
       
   117     User::LeaveIfError( apaLsSession.GetAllApps() );
       
   118 
       
   119 	TApaAppInfo appInfo;
       
   120 	User::LeaveIfError( apaLsSession.GetAppInfo( appInfo, aAppUid ) );
       
   121 	if( !GetInstallPkgUidL( appInfo.iFullName, aPackageUid ) )
       
   122 		{
       
   123 		aPackageUid = aAppUid;
       
   124 		}
       
   125 	aMimeType.Set( KAppMimeType );
       
   126 
       
   127     CleanupStack::PopAndDestroy( &apaLsSession );
       
   128     }
       
   129 
       
   130 // ---------------------------------------------------------------------------
       
   131 // CCaUninstallOperation::GetInstallPkgUidL
       
   132 // ---------------------------------------------------------------------------
       
   133 //
       
   134 TBool CCaUninstallOperation::GetInstallPkgUidL( const TDesC& aAppFullName,
       
   135         TUid& aPackageUid )
       
   136     {
       
   137     // Search for the full name of the application amongst every file name in
       
   138     // every installed packages.
       
   139     TBool found = EFalse;
       
   140     Swi::RSisRegistrySession iSisRegSession;
       
   141 
       
   142     // Get the array of ids of every installed packages
       
   143     if( KErrNone != iSisRegSession.Connect() )
       
   144         {
       
   145         return found;
       
   146         }
       
   147     CleanupClosePushL( iSisRegSession );
       
   148 
       
   149     RArray<TUid> packageIds;
       
   150     CleanupClosePushL( packageIds );
       
   151 
       
   152     iSisRegSession.InstalledUidsL( packageIds );
       
   153 
       
   154     RPointerArray<HBufC> packageFiles;
       
   155     CleanupClosePushL( packageFiles );
       
   156 
       
   157     for( TInt i = 0; i < packageIds.Count() && !found; ++i )
       
   158         {
       
   159         const TUid packageId = packageIds[i];
       
   160         Swi::RSisRegistryEntry packageEntry;
       
   161 
       
   162         // Get the array of file names in the current install package and look
       
   163         // if there is one suggesting that the application was installed from
       
   164         // the package.
       
   165         if( KErrNone == packageEntry.Open( iSisRegSession, packageId ) )
       
   166             {
       
   167             CleanupClosePushL( packageEntry );
       
   168             packageEntry.FilesL( packageFiles );
       
   169             for( TInt pf = 0; pf < packageFiles.Count() && !found; ++pf )
       
   170                 {
       
   171                 if( packageFiles[pf]->FindC( aAppFullName ) == 0 )
       
   172                     {
       
   173                     aPackageUid = packageId;
       
   174                     found = ETrue;
       
   175                     }
       
   176                 }
       
   177             packageFiles.ResetAndDestroy();
       
   178             CleanupStack::PopAndDestroy( &packageEntry );
       
   179             }
       
   180         }
       
   181 
       
   182     CleanupStack::PopAndDestroy( &packageFiles );
       
   183     CleanupStack::PopAndDestroy( &packageIds );
       
   184     CleanupStack::PopAndDestroy( &iSisRegSession );
       
   185 
       
   186     return found;
       
   187     }
       
   188 
       
   189 // ---------------------------------------------------------------------------
       
   190 // CCaUninstallOperation::RunL
       
   191 // ---------------------------------------------------------------------------
       
   192 //
       
   193 void CCaUninstallOperation::RunL()
       
   194     {
       
   195     }
       
   196 
       
   197 // ---------------------------------------------------------------------------
       
   198 // CCaUninstallOperation::DoCancel
       
   199 // ---------------------------------------------------------------------------
       
   200 //
       
   201 void CCaUninstallOperation::DoCancel()
       
   202     {
       
   203     iUninstaller.CancelAsyncRequest( SwiUI::ERequestUninstall );
       
   204     }
       
   205 
       
   206 // ---------------------------------------------------------------------------
       
   207 // CCaUninstallOperation::RunError
       
   208 // ---------------------------------------------------------------------------
       
   209 //
       
   210 TInt CCaUninstallOperation::RunError( TInt /* aError */)
       
   211     {
       
   212     return KErrNone;
       
   213     }