featuremgmt/featuremgr/src/serverexe/featmgrpluginhandler.cpp
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     1 // Copyright (c) 2007-2009 Nokia Corporation and/or its subsidiary(-ies).
       
     2 // All rights reserved.
       
     3 // This component and the accompanying materials are made available
       
     4 // under the terms of "Eclipse Public License v1.0"
       
     5 // which accompanies this distribution, and is available
       
     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".
       
     7 //
       
     8 // Initial Contributors:
       
     9 // Nokia Corporation - initial contribution.
       
    10 //
       
    11 // Contributors:
       
    12 //
       
    13 // Description:
       
    14 //
       
    15 
       
    16 
       
    17 
       
    18 
       
    19 // INCLUDE FILES
       
    20 #include <ecom/ecom.h>
       
    21 #include "featmgrpluginhandler.h"
       
    22 #include "featmgrclientserver.h"
       
    23 #include "featmgrdebug.h"
       
    24 #include "featmgrserver.h"
       
    25 
       
    26 // LOCAL CONSTANTS
       
    27 _LIT( KPanicCategory, "FeatMgrPluginHandler" );
       
    28 
       
    29 // ============================= LOCAL FUNCTIONS ===============================
       
    30 
       
    31 // ============================ MEMBER FUNCTIONS ===============================
       
    32 
       
    33 // -----------------------------------------------------------------------------
       
    34 // CFeatMgrPluginHandler::CFeatMgrPluginHandler
       
    35 // C++ constructor
       
    36 // -----------------------------------------------------------------------------
       
    37 //
       
    38 CFeatMgrPluginHandler::CFeatMgrPluginHandler( CFeatMgrServer& aServer )
       
    39     : iPlugin( NULL ), 
       
    40       iServer( aServer ), 
       
    41       iTransId( 0 ) // Is always 0 because there is only one transaction between handler and plugin.
       
    42     {
       
    43     }
       
    44 
       
    45 // -----------------------------------------------------------------------------
       
    46 // CFeatMgrPluginHandler::ConstructL
       
    47 // 2nd phase constructor gets plugin instance.
       
    48 // -----------------------------------------------------------------------------
       
    49 //
       
    50 void CFeatMgrPluginHandler::ConstructL( TUid aImplementationUid )
       
    51     {
       
    52     FUNC_LOG
       
    53 
       
    54     // get plugin instance
       
    55     iPlugin = CFeatureInfoPlugin::NewL( aImplementationUid, *this );
       
    56     }
       
    57 
       
    58 // -----------------------------------------------------------------------------
       
    59 // CFeatMgrPluginHandler::NewL
       
    60 // Two-phased constructor.
       
    61 // -----------------------------------------------------------------------------
       
    62 // 
       
    63 CFeatMgrPluginHandler* CFeatMgrPluginHandler::NewL( TUid aImplementationUid, 
       
    64                                                     CFeatMgrServer& aServer )
       
    65     {
       
    66     CFeatMgrPluginHandler* self = new( ELeave ) CFeatMgrPluginHandler( aServer );
       
    67     
       
    68     CleanupStack::PushL( self );
       
    69     self->ConstructL( aImplementationUid );
       
    70     CleanupStack::Pop( self );
       
    71 
       
    72     return self;
       
    73     }
       
    74 
       
    75 // ---------------------------------------------------------
       
    76 // Destructor
       
    77 // ---------------------------------------------------------
       
    78 //
       
    79 CFeatMgrPluginHandler::~CFeatMgrPluginHandler()
       
    80     {
       
    81     FUNC_LOG
       
    82     delete iPlugin;    
       
    83     }
       
    84 
       
    85 // -----------------------------------------------------------------------------
       
    86 // CFeatMgrPluginHandler::SendCommandL
       
    87 // Sends a command to plugin for processing.
       
    88 // -----------------------------------------------------------------------------
       
    89 // 
       
    90 void CFeatMgrPluginHandler::SendCommandL( FeatureInfoCommand::TFeatureInfoCmd aCommandId )
       
    91     {
       
    92     // Load feature info.
       
    93     iCommandId = aCommandId;
       
    94     iTransId++;
       
    95     TPtrC8 ptr(KNullDesC8);
       
    96     iPlugin->ProcessCommandL( iCommandId, iTransId, ptr );
       
    97     }
       
    98         
       
    99 // -----------------------------------------------------------------------------
       
   100 // CFeatMgrPluginHandler::ProcessResponseL
       
   101 // Routes response from plugin to server
       
   102 // -----------------------------------------------------------------------------
       
   103 //
       
   104 void CFeatMgrPluginHandler::ProcessResponseL( FeatureInfoCommand::TFeatureInfoCmd aCommandId,
       
   105                                               TUint8 aTransId,
       
   106                                               TDesC8& aData )
       
   107     {
       
   108     FUNC_LOG
       
   109 
       
   110     INFO_LOG2( "CFeatMgrPluginHandler::ProcessResponseL( aCommandId 0x%x, aTransId 0x%x )",
       
   111                             aCommandId, aTransId );
       
   112 
       
   113     if ( iTransId == aTransId &&
       
   114          ( aCommandId == FeatureInfoCommand::ELoadFeatureInfoCmdId ||
       
   115            aCommandId == FeatureInfoCommand::ELoadEnhancedFeatureInfoCmdId ) &&
       
   116          iCommandId == aCommandId )
       
   117         {
       
   118         // Copy response and ask server to process it
       
   119         if( aCommandId == FeatureInfoCommand::ELoadFeatureInfoCmdId )
       
   120             {
       
   121             RArray<FeatureInfoCommand::TFeature> featureList;
       
   122             CleanupClosePushL( featureList );
       
   123             FeatureInfoCommand::TFeatureInfoRespPckg response;
       
   124             response.Copy( aData );
       
   125             ProcessFeatureInfoL(featureList, response);
       
   126             CleanupStack::PopAndDestroy( &featureList );
       
   127             }
       
   128         else if( aCommandId == FeatureInfoCommand::ELoadEnhancedFeatureInfoCmdId )
       
   129             {
       
   130             RFeatureArray featureList;
       
   131             CleanupClosePushL( featureList );
       
   132             FeatureInfoCommand::TEnhancedFeatureInfoRespPckg response;
       
   133             response.Copy( aData );
       
   134             ProcessFeatureInfoL(featureList, response);
       
   135             CleanupStack::PopAndDestroy( &featureList );
       
   136             }
       
   137         }
       
   138     else
       
   139         {       
       
   140         ERROR_LOG2( "CFeatMgrPluginHandler::ProcessResponseL - Command ID , expected: 0x%x, got 0x%x",
       
   141                                       iCommandId, aCommandId );
       
   142         ERROR_LOG2( "CFeatMgrPluginHandler::ProcessResponseL - Transaction ID , expected: 0x%x, got 0x%x",
       
   143                                       iTransId, aTransId );
       
   144         User::Leave( KErrArgument );
       
   145         }
       
   146     }
       
   147         
       
   148 // -----------------------------------------------------------------------------
       
   149 // CFeatMgrPluginHandler::ProcessFeatureInfoL
       
   150 // Asks server to process specified response from plugin 
       
   151 // -----------------------------------------------------------------------------
       
   152 //
       
   153 void CFeatMgrPluginHandler::ProcessFeatureInfoL( 
       
   154         RArray<FeatureInfoCommand::TFeature>& aList, 
       
   155         FeatureInfoCommand::TFeatureInfoRespPckg aResponse )
       
   156     {
       
   157     FUNC_LOG
       
   158 
       
   159     // Go through dynamic feature list. Possible multiple same entries resolved by server.
       
   160     TInt err( KErrNone );
       
   161     TInt count = aResponse().iList.Count();
       
   162     
       
   163     if ( aResponse().iErrorCode == KErrNone )
       
   164         {
       
   165         for( TInt i = 0 ; i < count; i++)
       
   166             {    
       
   167             INFO_LOG2( "CFeatMgrPluginHandler::ProcessFeatureInfoL - featureID %d, value %d",
       
   168                 aResponse().iList[i].iFeatureID, aResponse().iList[i].iValue );
       
   169 
       
   170             err = aList.Append( aResponse().iList[i] );
       
   171                 
       
   172             if ( err != KErrNone )
       
   173                 {
       
   174                 ERROR_LOG1( "CFeatMgrPluginHandler::ProcessFeatureInfoL - Error %d when saving feature info",
       
   175                     err );
       
   176                 break;                                
       
   177                 }
       
   178             }
       
   179 
       
   180         if ( err == KErrNone )
       
   181             {   
       
   182             // Send feature info to the server
       
   183             iServer.FeatureInfoL( aList, this );
       
   184             }
       
   185         else
       
   186             {
       
   187             INFO_LOG1( "CFeatMgrPluginHandler::ProcessFeatureInfoL - FeatureInfoL not called %d", err );
       
   188             }
       
   189         }
       
   190     else
       
   191         {
       
   192         ERROR_LOG2( "CFeatMgrPluginHandler::ProcessFeatureInfoL - pluginhandler %x, error %d - going to panic",
       
   193                                      this, aResponse().iErrorCode );
       
   194         // This is considered fatal enough reason to panic
       
   195         User::Panic( KPanicCategory, EPanicInvalidFeatureInfo );                       
       
   196         }
       
   197     }
       
   198 
       
   199 // -----------------------------------------------------------------------------
       
   200 // CFeatMgrPluginHandler::ProcessFeatureInfoL
       
   201 // Asks server to process specified response from plugin 
       
   202 // -----------------------------------------------------------------------------
       
   203 //
       
   204 void CFeatMgrPluginHandler::ProcessFeatureInfoL( 
       
   205         RFeatureArray& aList, 
       
   206         FeatureInfoCommand::TEnhancedFeatureInfoRespPckg aResponse )
       
   207     {
       
   208     FUNC_LOG
       
   209 
       
   210     // Go through dynamic feature list. Possible multiple same entries resolved by server.
       
   211     TInt err( KErrNone );
       
   212     TInt count = aResponse().iList.Count();
       
   213     
       
   214     if ( aResponse().iErrorCode == KErrNone )
       
   215         {
       
   216         for( TInt i = 0 ; i < count; i++)
       
   217             {    
       
   218             INFO_LOG2( "CFeatMgrPluginHandler::ProcessFeatureInfoL - featureID %d, data %d",
       
   219                 aResponse().iList[i].FeatureUid(), aResponse().iList[i].FeatureData() );
       
   220 
       
   221             err = aList.Append( aResponse().iList[i] );
       
   222                 
       
   223             if ( err != KErrNone )
       
   224                 {
       
   225                 ERROR_LOG1( "CFeatMgrPluginHandler::ProcessFeatureInfoL - Error %d when saving feature info",
       
   226                     err );
       
   227                 break;                                
       
   228                 }
       
   229             }
       
   230 
       
   231         if ( err == KErrNone )
       
   232             {   
       
   233             // Send feature info to the server
       
   234             iServer.FeatureInfoL( aList, this );
       
   235             }
       
   236         else
       
   237             {
       
   238             INFO_LOG1( "CFeatMgrPluginHandler::ProcessFeatureInfoL - FeatureInfoL not called %d", err );
       
   239             }
       
   240         }
       
   241     else
       
   242         {
       
   243         ERROR_LOG2( "CFeatMgrPluginHandler::ProcessFeatureInfoL - pluginhandler %x, error %d - going to panic",
       
   244                                      this, aResponse().iErrorCode );
       
   245         // This is considered fatal enough reason to panic
       
   246         User::Panic( KPanicCategory, EPanicInvalidFeatureInfo );                       
       
   247         }
       
   248     }
       
   249 
       
   250 // ========================== OTHER EXPORTED FUNCTIONS =========================
       
   251 
       
   252 //  End of File