PECengine/PresenceServer2/ServerSrc/CPEngHandlerLogIn.cpp
changeset 0 094583676ce7
equal deleted inserted replaced
-1:000000000000 0:094583676ce7
       
     1 /*
       
     2 * Copyright (c) 2002 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:  Log in Handler
       
    15 * 				 Handles Log in for opening of the network session
       
    16 *
       
    17 */
       
    18 
       
    19 
       
    20 
       
    21 // INCLUDE FILES
       
    22 #include    <e32std.h>
       
    23 #include    "CPEngHandlerLogIn.h"
       
    24 #include	"MPEngRequestHandlerObserver.h"
       
    25 #include	"MPEngAccessHandler.h"
       
    26 #include	"MPEngSubSession.h"
       
    27 #include	"TPEngServerMessages.h"
       
    28 
       
    29 //	Debug prints
       
    30 #include	"PresenceDebugPrint.h"
       
    31 
       
    32 // ============================ MEMBER FUNCTIONS ===============================
       
    33 
       
    34 // -----------------------------------------------------------------------------
       
    35 // CPEngHandlerLogIn::CPEngHandlerLogIn
       
    36 // C++ default constructor can NOT contain any code, that
       
    37 // might leave.
       
    38 // -----------------------------------------------------------------------------
       
    39 //
       
    40 CPEngHandlerLogIn::CPEngHandlerLogIn(
       
    41     MPEngRequestHandlerObserver& aObserver,
       
    42     MPEngAccessHandler& aAccessHandler,
       
    43     MPEngSubSession& aSubSession,
       
    44     const RPEngMessage& aMessage,
       
    45     TInt32 aSessionId,
       
    46     TInt32 aSubSessionId )
       
    47         : CActive( CActive::EPriorityStandard ),
       
    48         iSessionId( aSessionId ),
       
    49         iSubSessionId( aSubSessionId ),
       
    50         iFunction( aMessage.Function() ),
       
    51         iAccessHandler( aAccessHandler ),
       
    52         iObserver( aObserver ),
       
    53         iSubSession( aSubSession )
       
    54     {
       
    55     }
       
    56 
       
    57 // -----------------------------------------------------------------------------
       
    58 // CPEngHandlerLogIn::ConstructL
       
    59 // Symbian 2nd phase constructor can leave.
       
    60 // -----------------------------------------------------------------------------
       
    61 //
       
    62 void CPEngHandlerLogIn::ConstructL()
       
    63     {
       
    64     // add active object to the active scheduler
       
    65     CActiveScheduler::Add( this );
       
    66     }
       
    67 
       
    68 // -----------------------------------------------------------------------------
       
    69 // CPEngHandlerLogIn::NewL
       
    70 // Two-phased constructor.
       
    71 // -----------------------------------------------------------------------------
       
    72 //
       
    73 CPEngHandlerLogIn* CPEngHandlerLogIn::NewL(
       
    74     MPEngRequestHandlerObserver& aObserver,
       
    75     MPEngAccessHandler& aAccessHandler,
       
    76     MPEngSubSession& aSubSession,
       
    77     const RPEngMessage& aMessage,
       
    78     TInt32 aSessionId,
       
    79     TInt32 aSubSessionId )
       
    80     {
       
    81     CPEngHandlerLogIn* self = NewLC( aObserver,
       
    82                                      aAccessHandler,
       
    83                                      aSubSession,
       
    84                                      aMessage,
       
    85                                      aSessionId,
       
    86                                      aSubSessionId );
       
    87 
       
    88     CleanupStack::Pop();
       
    89 
       
    90     return self;
       
    91     }
       
    92 
       
    93 // -----------------------------------------------------------------------------
       
    94 // CPEngHandlerLogIn::NewL
       
    95 // Two-phased constructor.
       
    96 // -----------------------------------------------------------------------------
       
    97 //
       
    98 CPEngHandlerLogIn* CPEngHandlerLogIn::NewLC(
       
    99     MPEngRequestHandlerObserver& aObserver,
       
   100     MPEngAccessHandler& aAccessHandler,
       
   101     MPEngSubSession& aSubSession,
       
   102     const RPEngMessage& aMessage,
       
   103     TInt32 aSessionId,
       
   104     TInt32 aSubSessionId )
       
   105     {
       
   106     CPEngHandlerLogIn* self = new( ELeave ) CPEngHandlerLogIn(
       
   107         aObserver,
       
   108         aAccessHandler,
       
   109         aSubSession,
       
   110         aMessage,
       
   111         aSessionId,
       
   112         aSubSessionId );
       
   113 
       
   114     CleanupStack::PushL( self );
       
   115     self->ConstructL();
       
   116 
       
   117     return self;
       
   118     }
       
   119 
       
   120 
       
   121 // Destructor
       
   122 CPEngHandlerLogIn::~CPEngHandlerLogIn()
       
   123     {
       
   124     Cancel();
       
   125     // remove handler from the CSP Session manager
       
   126     iObserver.CompleteRequestHandler( this );
       
   127     }
       
   128 
       
   129 /////////////////////////////////////////////////////////////////////////////////
       
   130 // =============== New Functions of the MPEngRequestHandler class ==============
       
   131 /////////////////////////////////////////////////////////////////////////////////
       
   132 
       
   133 // -----------------------------------------------------------------------------
       
   134 // CPEngHandlerLogIn::StartHandlerL
       
   135 // (other items were commented in a header).
       
   136 // -----------------------------------------------------------------------------
       
   137 //
       
   138 void CPEngHandlerLogIn::StartHandlerL(
       
   139     const RPEngMessage& aMessage )
       
   140     {
       
   141     PENG_DP( D_PENG_LIT( "CPEngHandlerLogIn::StartHandlerL" ) );
       
   142     // read log in buffer
       
   143     HBufC8*	loginData = aMessage.ReadOneDescriptor8L( KMessageSlot0 );
       
   144     // Issue request to the access handler and activate Active object
       
   145     // takes ownership of login buffer, safe to call
       
   146     iAccessHandler.LogInL( iStatus, loginData );
       
   147     if ( iStatus == KRequestPending )
       
   148         {
       
   149         SetActive();
       
   150         }
       
   151     else
       
   152         {
       
   153         aMessage.Complete( KErrNone );
       
   154         delete this;
       
   155         }
       
   156     }
       
   157 
       
   158 // -----------------------------------------------------------------------------
       
   159 // CPEngHandlerLogIn::SessionId
       
   160 // (other items were commented in a header).
       
   161 // -----------------------------------------------------------------------------
       
   162 //
       
   163 TInt32 CPEngHandlerLogIn::SessionId() const
       
   164     {
       
   165     return iSessionId;
       
   166     }
       
   167 
       
   168 // -----------------------------------------------------------------------------
       
   169 // CPEngHandlerLogIn::SubSessionId
       
   170 // (other items were commented in a header).
       
   171 // -----------------------------------------------------------------------------
       
   172 //
       
   173 TInt CPEngHandlerLogIn::SubSessionId() const
       
   174     {
       
   175     return iSubSessionId;
       
   176     }
       
   177 
       
   178 // -----------------------------------------------------------------------------
       
   179 // CPEngHandlerLogIn::RequestFunction
       
   180 // (other items were commented in a header).
       
   181 // -----------------------------------------------------------------------------
       
   182 //
       
   183 TInt CPEngHandlerLogIn::RequestFunction() const
       
   184     {
       
   185     return iFunction;
       
   186     }
       
   187 
       
   188 // -----------------------------------------------------------------------------
       
   189 // CPEngHandlerLogIn::CancelRequestD
       
   190 // (other items were commented in a header).
       
   191 // -----------------------------------------------------------------------------
       
   192 //
       
   193 void CPEngHandlerLogIn::CancelRequestD()
       
   194     {
       
   195     PENG_DP( D_PENG_LIT( "CPEngHandlerLogIn::CancelRequest" ) );
       
   196     // delete handler, it will cancel itself
       
   197     delete this;
       
   198     }
       
   199 
       
   200 // -----------------------------------------------------------------------------
       
   201 // CPEngHandlerLogIn::SetMessage
       
   202 // (other items were commented in a header).
       
   203 // -----------------------------------------------------------------------------
       
   204 //
       
   205 void CPEngHandlerLogIn::SetMessage(
       
   206     const RPEngMessage& aMessage )
       
   207     {
       
   208     iMessage = aMessage;
       
   209     }
       
   210 
       
   211 
       
   212 /////////////////////////////////////////////////////////////////////////////////
       
   213 // =============== New Functions of the CActive class ==========================
       
   214 /////////////////////////////////////////////////////////////////////////////////
       
   215 
       
   216 // -----------------------------------------------------------------------------
       
   217 // CPEngHandlerLogIn::RunL
       
   218 // Handles an active object’s request completion event.
       
   219 // Check if log in was successful and update state according to it, then complete
       
   220 // request with appropriate Error code
       
   221 // (other items were commented in a header).
       
   222 // -----------------------------------------------------------------------------
       
   223 //
       
   224 void CPEngHandlerLogIn::RunL()
       
   225     {
       
   226     // what is necessary depends how request went
       
   227     TInt compCode ( iStatus.Int() );
       
   228     PENG_DP( D_PENG_LIT( "CPEngHandlerLogIn::RunL() - result:  %d" ), compCode );
       
   229     switch ( compCode )
       
   230         {
       
   231         case KErrNone:
       
   232             {
       
   233             // log in successful, update state of the CSP holder
       
   234             iObserver.SetCSPSessionOpenedL();
       
   235             iSubSession.HandleLogInL();
       
   236             break;
       
   237             }
       
   238         default:
       
   239             {
       
   240             // complete Client's message with the error, this might lead to
       
   241             // deletion of whole session holder, along with this handler,
       
   242             // so later completion would not be safe,we might not exist anymore
       
   243             break;
       
   244             }
       
   245         }
       
   246     iMessage.Complete( compCode );
       
   247     delete this;
       
   248     }
       
   249 
       
   250 // -----------------------------------------------------------------------------
       
   251 // CPEngHandlerLogIn::RunError
       
   252 // Handles a leave occurring in the request completion event handler RunL()
       
   253 // implementation should return KErrNone, if it handles the leave
       
   254 // (other items were commented in a header).
       
   255 // -----------------------------------------------------------------------------
       
   256 //
       
   257 TInt CPEngHandlerLogIn::RunError(
       
   258     TInt aError )
       
   259     {
       
   260     // seems like nothing to do here
       
   261     PENG_DP( D_PENG_LIT( "CPEngHandlerLogIn::RunError() - result:  %d" ), aError );
       
   262     // nothing to do, just to complete and destroy this object
       
   263     iMessage.Complete( aError );
       
   264     delete this;
       
   265     return KErrNone;
       
   266     }
       
   267 
       
   268 // -----------------------------------------------------------------------------
       
   269 // CPEngHandlerLogIn::DoCancel
       
   270 // Implements cancellation of an outstanding request.
       
   271 // (other items were commented in a header).
       
   272 // -----------------------------------------------------------------------------
       
   273 //
       
   274 void CPEngHandlerLogIn::DoCancel()
       
   275     {
       
   276     // request was canceled, cancel log in, complete RPEngMessage
       
   277     // we should not leave, but if it fails we are baaaad
       
   278     iAccessHandler.Cancel();
       
   279 
       
   280     // complete message
       
   281     iMessage.Complete( KErrCancel );
       
   282     }
       
   283 
       
   284 // ========================== OTHER EXPORTED FUNCTIONS =========================
       
   285 
       
   286 //  End of File