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:  Verifier plug-in which derives from CPosPrivacyNotifier.

    15  *

    16  */

    17 

    18 // INCLUDE FILES

    19 #include <eikenv.h>

    20 #include <eiknotapi.h>

    21 #include <AknIconArray.h>

    22 #include <apgcli.h>

    23 #include <lbs/epos_rposrequestorstack.h>

    24 #include <epos_csuplsettingsconstants.h>

    25 #include <StringLoader.h>

    26 #include <locverifierdlg.rsg>

    27 #include "lpdverifierplugin.h"

    28 #include "lpdrequestao.h"

    29 #include "lpdrequestorprocessor.h"

    30 #include "lpdverifierquerylauncher.h"

    31 #include "lpdnotifierquerylauncher.h"

    32 #include "lpdbasemodel.h"

    33 #include "locconsts.h"

    34 #include "locverifierdlgdebug.h"

    35 #include "locfileutils.h"

    36 #include "locrequestorutilsresolver.h"

    37 #include "lpdperiodicprocessor.h"

    38 

    39 // INCLUDE FILES

    40 #include <s32mem.h>

    41 #include "locphonenumberformat.h"

    42 #include "locverifiercoverui.h"

    43 // CONSTANTS

    44 

    45 // The Increment size for the package buffer used for packing the descriptors

    46 const TInt KReqBufferIncrSize = 256;

    47 const TInt KLpdItemArrayGranularity = 50;

    48 

    49 const TInt KNonPeriodicRequest = 0;

    50 const TInt KPeriodicRequest = 1;

    51 

    52 const TInt KNotifyMessageLength = 300;

    53 

    54 // CONSTANTS

    55 

    56 // Unnamed namespace for local definitions

    57 

    58 const MEikSrvNotifierBase2::TNotifierPriority KNotifierPriority =

    59         MEikSrvNotifierBase2::ENotifierPriorityHigh;

    60 const TUid KNotifierChannel =

    61     {

    62     0x100065ac

    63     };

    64 _LIT_SECURE_ID(KUikonSrvSecureId,0x10003a4a);

    65 #ifdef _DEBUG

    66 _LIT( KPanicText, "CLpdVerifierPlugin" );

    67 enum TPanicCode

    68     {

    69     KLpdErrGeneral = 1

    70     };

    71 #endif

    72 

    73 // ============================ MEMBER FUNCTIONS ===============================

    74 

    75 // -----------------------------------------------------------------------------

    76 // CLpdVerifierPlugin::CLpdVerifierPlugin

    77 // C++ default constructor can NOT contain any code, that

    78 // might leave.

    79 // -----------------------------------------------------------------------------

    80 //

    81 CLpdVerifierPlugin::CLpdVerifierPlugin() :

    82     iCurrentRequest(KPosNullQNRequestId), iPeriodicNotQue(

    83             KLpdItemArrayGranularity)

    84 

    85     {

    86     iEnv = CEikonEnv::Static();

    87     }

    88 

    89 // -----------------------------------------------------------------------------

    90 // CLpdVerifierPlugin::ConstructL

    91 // Symbian 2nd phase constructor can leave.

    92 // -----------------------------------------------------------------------------

    93 //

    94 void CLpdVerifierPlugin::ConstructL()

    95     {

    96     BaseConstructL(KNotifierChannel, KNotifierPriority);

    97 

    98     TFileName* resourceFile = new (ELeave) TFileName;

    99     CleanupStack::PushL(resourceFile);

   100     // these appends are always safe:

   101     resourceFile->Append(KLocNotifierRscPath);

   102     resourceFile->Append(KLocVerifierRscFileName);

   103     TFileName* dllDrive = new (ELeave) TFileName;

   104     CleanupStack::PushL(dllDrive);

   105     Dll::FileName(*dllDrive);

   106     LocFileUtils::GetNearestLanguageFileL(iEnv->FsSession(), *dllDrive,

   107             *resourceFile);

   108     CleanupStack::PopAndDestroy(dllDrive);

   109     iResourceOffset = iEnv->AddResourceFileL(*resourceFile);

   110     CleanupStack::PopAndDestroy(resourceFile);

   111 

   112     iRtorProcessor = CLpdRequestorProcessor::NewL();

   113     iPeriodicProcessor = CLpdPeriodicProcessor::NewL( *this );

   114     }

   115 

   116 // -----------------------------------------------------------------------------

   117 // CLpdVerifierPlugin::NewL

   118 // Two-phased constructor.

   119 // -----------------------------------------------------------------------------

   120 //

   121 CLpdVerifierPlugin* CLpdVerifierPlugin::NewL()

   122     {

   123     CLpdVerifierPlugin* self = new (ELeave) CLpdVerifierPlugin;

   124 

   125     CleanupStack::PushL(self);

   126     self->ConstructL();

   127     CleanupStack::Pop(self);

   128 

   129     return self;

   130     }

   131 

   132 // Destructor

   133 CLpdVerifierPlugin::~CLpdVerifierPlugin()

   134     {

   135     // Destruction of this plugin should only occur only in shutdown

   136     // or in severe problem situation.

   137 

   138     // A very special scenario is that base class construction leaves and

   139     // this destructor is called. In that case CompleteAllRequests() causes

   140     // access violation (noticed this by checking source code of base class).

   141     if (NotifierBase())

   142         { // base class has been fully constructed, method call is safe

   143         CompleteAllRequests(KErrGeneral);

   144         }

   145 

   146     // It is enough to delete queries so when don't get callbacks.

   147     FreeQueryResources();

   148     iPeriodicNotQue.Close();

   149     delete iPeriodicProcessor;

   150     delete iRequestActiveObject;

   151     delete iRtorProcessor;

   152     iEnv->DeleteResourceFile(iResourceOffset);

   153     }

   154 

   155 // -----------------------------------------------------------------------------

   156 // CLpdVerifierPlugin::HandleNewRequestL

   157 // (other items were commented in a header).

   158 // -----------------------------------------------------------------------------

   159 //

   160 void CLpdVerifierPlugin::HandleNewRequestL(TPosQNRequestId aRequestId)

   161     {

   162     EnqueIfPeriodicL(aRequestId);

   163     // Check whether the notifier is already handling a request

   164     // If yes, do nothing for now.

   165     if (iRequestActiveObject)

   166         {

   167         return;

   168         }

   169     else

   170         {

   171         iRequestActiveObject = CLpdRequestAO::NewL(*this);

   172         iRequestActiveObject->ScheduleRequest();

   173         }

   174     }

   175 

   176 // -----------------------------------------------------------------------------

   177 // CLpdVerifierPlugin::EnqueIfPeriodicL

   178 // (other items were commented in a header).

   179 // -----------------------------------------------------------------------------

   180 //

   181 void CLpdVerifierPlugin::EnqueIfPeriodicL(TPosQNRequestId aRequestId)

   182     {

   183     SetCurrentRequestL(aRequestId);

   184     TRequestType requestType = RequestTypeL(aRequestId);

   185     CPosRequestor::TRequestType requestorType = CheckRequestTypeL();

   186 

   187     if (requestType == ENotification && requestorType

   188             == CPosRequestor::ERequestPeriodic)

   189         {

   190         TInt64 sessionId = -1;

   191         GetSessionIdL( sessionId );

   192 

   193         TLpdPeriodicReqInfo newReq(aRequestId, sessionId);

   194 

   195         if (iPeriodicProcessor)

   196             {

   197             if (iPeriodicProcessor->GetSessionId() == sessionId)

   198                 {

   199                 CompleteRequest(aRequestId, KErrNone);

   200                 }

   201             return;

   202             }

   203         else

   204             {

   205             TIdentityRelation<TLpdPeriodicReqInfo> matcher(

   206                     TLpdPeriodicReqInfo::MatchSession);

   207             TInt index = iPeriodicNotQue.Find(newReq, matcher);

   208 

   209             // Remove if it was present in Que

   210             if (index == KErrNotFound)

   211                 {

   212                 iPeriodicNotQue.Append(newReq);

   213                 }

   214             else

   215                 {

   216                 CompleteRequest(aRequestId, KErrNone);

   217                 }

   218             }

   219         }

   220 

   221     if (KPosNullQNRequestId != iCurrentRequest)

   222         SetCurrentRequestL(iCurrentRequest);

   223     }

   224 

   225 // -----------------------------------------------------------------------------

   226 // CLpdVerifierPlugin::HandleRequestCancelled

   227 // (other items were commented in a header).

   228 // -----------------------------------------------------------------------------

   229 //

   230 void CLpdVerifierPlugin::HandleRequestCancelled(TPosQNRequestId aRequestId)

   231     {

   232     // Check whether the request is coming from Uikon Server. 

   233     // If not reject this request.

   234     if (!CheckClientSecureId(KUikonSrvSecureId))

   235         {

   236         return;

   237         }

   238 

   239     // This method is called for Verification Query Cancellation.

   240     // There are 2 scenarios when the cancellation can come.

   241     // 1. The verification query for which the cancellation is done is 

   242     //         currently is running

   243     // 2. The verification query is not running currently but is in the 

   244     //         requests Queue maintained by the base class.

   245     //

   246     // Case 1 :

   247     //		

   248     // If there is a Verification query currently running and the requestId

   249     //         matches then the cancel notificaiton has to be popped up.

   250     //

   251     // Case 2 :

   252     //		

   253     //     1. A Verification query was popped up.

   254     //     2. The network timed out and sent a cancel request which popped 

   255     //           up a notification request.

   256     //     3. The network sends another verification query in the mean time

   257     //           and also cancels it. The resulting notification dialog will

   258     //           not be run since there is still a notification that has not

   259     //           been dismissed by the user.

   260     //

   261     // Hence in case 2 the notification information is maintained in a Que 

   262     // in the iRequestActiveObject. Once the current notification dialog 

   263     // closes and there are no more verification dialogs pending, the 

   264     // notification dialogs are run one after the other.

   265 

   266     if (aRequestId != iCurrentRequest)

   267         {

   268         if (aRequestId == KPosNullQNRequestId)

   269             {

   270             return;

   271             }

   272         //Put this new Notification Request on the queue and then process

   273         //it later from iRequestActiveObject(CLpdRequestAO class) RunL.		

   274         RPosRequestorStack* requestors = NULL;

   275             TRAP_IGNORE(

   276                     SetCurrentRequestL(aRequestId);

   277                     // requestors is allocated in iRtorProcessor and ownership is finally

   278                     // transferred to iRequestActiveObject.

   279                     requestors = iRtorProcessor->RetrieveRequestorsL( *this );

   280                     // Enqueue the request to iRequestActiveObject

   281                     iRequestActiveObject->EnqueueRequestL(RequestSource(),

   282                             CancelReason(),

   283                             QueryTimeoutStrategy(),

   284                             requestors););

   285         return;

   286         }

   287 

   288     iCancelInfo.iCancelled = ETrue;

   289     iCancelInfo.iReason = CancelReason();

   290     iCancelInfo.iDecision = QueryTimeoutStrategy();

   291     iCancelInfo.iSource = RequestSource();

   292 

   293     if (iCurrentRequestType == EQuery)

   294         { // Verification was cancelled

   295         __ASSERT_DEBUG( iVerifierQuery, HandleDebugAssertError() );

   296         __ASSERT_DEBUG( !iNotifier, HandleDebugAssertError() );

   297         iVerifierQuery->Cancel();

   298         }

   299     else

   300         {

   301         // It must be a notification then, this case is not probable but

   302         // we can cancel the dialog if this would happen.

   303         __ASSERT_DEBUG( iCurrentRequestType == ENotification,

   304                 HandleDebugAssertError() );

   305         __ASSERT_DEBUG( !iVerifierQuery, HandleDebugAssertError() );

   306         __ASSERT_DEBUG( iNotifier, HandleDebugAssertError() );

   307         iNotifier->Cancel();

   308         }

   309     }

   310 

   311 // -----------------------------------------------------------------------------

   312 // CLpdVerifierPlugin::HandleAllRequestCancelled

   313 // (other items were commented in a header).

   314 // -----------------------------------------------------------------------------

   315 //

   316 void CLpdVerifierPlugin::HandleAllRequestCancelled()

   317     {

   318     if (iCurrentRequest != KPosNullQNRequestId)

   319         { // current request requires some specific behavior

   320         HandleRequestCancelled(iCurrentRequest);

   321         }

   322     // Note that ScheduleRequest in the end of HandleRequestCancelled() allows

   323     // current call chain run to completion and resources are released after

   324     // that. Pending requests have been completed so they won't be processed.

   325     }

   326 

   327 // -----------------------------------------------------------------------------

   328 // CLpdVerifierPlugin::HandleVerificationResultL

   329 // (other items were commented in a header).

   330 // -----------------------------------------------------------------------------

   331 //

   332 void CLpdVerifierPlugin::HandleVerificationResultL(TInt aResultCode)

   333     {

   334     iVerifyResult = aResultCode;

   335 

   336         LOCVERIFIERDLGDEBUG1( "CLpdVerifierPlugin::HandleVerificationResultL(%d)",

   337                 iVerifyResult );

   338 

   339     switch (iVerifyResult)

   340         {

   341         case KErrNone: // fall through

   342         case KErrAccessDenied:

   343             {

   344             // No need for rules now in 3.0

   345             break;

   346             }

   347         case KErrTimedOut:

   348             { // UI's internal timer expired

   349             break;

   350             }

   351         case KErrCancel:

   352             {

   353             __ASSERT_DEBUG( iCancelInfo.iCancelled, HandleAssertErrorL() );

   354             NotifyCancellationL(iCancelInfo.iSource, iCancelInfo.iReason,

   355                     iCancelInfo.iDecision);

   356 

   357             return; // don't handle next req. yet

   358             }

   359         case KErrAbort: // This is used for emergency call support

   360             {

   361             CompleteAllRequests(iVerifyResult);

   362             // ScheduleRequest() allows the current call chain

   363             // run to completion and resources are released after that.

   364             iRequestActiveObject->ScheduleRequest();

   365             return;

   366             }

   367         default:

   368             {

   369             iEnv->HandleError(iVerifyResult);

   370             break;

   371             }

   372         }

   373 

   374     CompleteCurrentAndContinue(iVerifyResult); // this request was handled

   375     }

   376 // -----------------------------------------------------------------------------

   377 // CLpdVerifierPlugin::HandleNotificationResultL

   378 // (other items were commented in a header).

   379 // -----------------------------------------------------------------------------

   380 //

   381 void CLpdVerifierPlugin::HandleNotificationResultL(TInt aResultCode)

   382     {

   383 

   384     TLpdPeriodicReqInfo newReq(iCurrentRequest, -1);

   385     TIdentityRelation<TLpdPeriodicReqInfo> matcher(

   386             TLpdPeriodicReqInfo::MatchPrivacy);

   387     TInt index = iPeriodicNotQue.Find(newReq, matcher);

   388 

   389     // Remove if it was present in Que

   390     if (index != KErrNotFound)

   391         {

   392         iPeriodicNotQue.Remove(index);

   393         }

   394     CompleteRequest(iCurrentRequest, aResultCode);

   395     iCurrentRequest = KPosNullQNRequestId;

   396 

   397     switch (aResultCode)

   398         {

   399         case KErrNone: // fall through

   400         case KErrTimedOut: // fall through

   401             {

   402             break;

   403             }

   404         case KErrCancel:

   405             {

   406             break;

   407             }

   408         case KErrAbort: // This is used for emergency call support

   409             {

   410             CompleteAllRequests(aResultCode);

   411             // ScheduleRequest() -> allows the current call chain

   412             // run to completion and resources are released after that.

   413             break;

   414             }

   415         default:

   416             {

   417             iEnv->HandleError(aResultCode);

   418             break;

   419             }

   420         }

   421 

   422     iRequestActiveObject->ScheduleRequest(); // handle next req.

   423     }

   424 

   425 // -----------------------------------------------------------------------------

   426 // CLpdVerifierPlugin::HandleLeave

   427 // (other items were commented in a header).

   428 // -----------------------------------------------------------------------------

   429 //

   430 void CLpdVerifierPlugin::HandleLeave(TInt aError)

   431     {

   432         LOCVERIFIERDLGDEBUG1( "CLpdVerifierPlugin::HandleLeave(%d)", aError);

   433     // In this case user needs feedback about the error situation:

   434     iEnv->HandleError(aError);

   435 

   436     // In case of leave current request is completed with

   437     // iVerifyResult, but queue handling is still continued.

   438     // iVerifyResult is better completion code for request than aError.

   439     CompleteCurrentAndContinue(iVerifyResult);

   440     }

   441 

   442 // -----------------------------------------------------------------------------

   443 // CLpdVerifierPlugin::HandleNextRequest

   444 // (other items were commented in a header).

   445 // -----------------------------------------------------------------------------

   446 //

   447 void CLpdVerifierPlugin::HandleNextRequest()

   448     {

   449     TRAPD( err, HandleNextRequestL() );

   450     if (err)

   451         {

   452         // In case of leave current request is completed with

   453         // error code, but queue handling is still continued.

   454 

   455         // If we couldn't start handling the request it is

   456         // better not to confuse user with an error note.

   457 

   458         CompleteCurrentAndContinue(iVerifyResult);

   459         }

   460     }

   461 

   462 // -----------------------------------------------------------------------------

   463 // CLpdVerifierPlugin::HandleNextRequestL

   464 // (other items were commented in a header).

   465 // -----------------------------------------------------------------------------

   466 //

   467 void CLpdVerifierPlugin::HandleNextRequestL()

   468     {

   469 

   470     // It is better to free previous query resources here, because

   471     // now all callback methods have finished (active object allowed

   472     // run to completion)

   473     this->FreeQueryResources();

   474 

   475     // Read the next request:

   476     RArray<TPosQNRequestId> requests;

   477     CleanupClosePushL(requests);

   478     GetRequestsL(requests);

   479 

   480     if (requests.Count() == 0)

   481         { // No more requests to handle

   482         CleanupStack::PopAndDestroy(); // requests

   483         // This is a very important step, it allows new requests

   484         // to flow in ( see HandleNewRequestL() ):

   485         delete iRequestActiveObject;

   486         iRequestActiveObject = NULL;

   487         return;

   488         }

   489     iCurrentRequest = requests[0];

   490     CleanupStack::PopAndDestroy(); // requests

   491     SetCurrentRequestL(iCurrentRequest);

   492 

   493     // Check whether the request is coming from Uikon Server. If not reject this request.

   494     if (!CheckClientSecureId(KUikonSrvSecureId))

   495         {

   496         CompleteCurrentAndContinue(KErrPermissionDenied);

   497         return;

   498         }

   499    

   500     // Check the request type

   501     iCurrentRequestType = RequestTypeL(iCurrentRequest);

   502 

   503     if ((CheckRequestTypeL() == CPosRequestor::ERequestPeriodic)

   504             && (iCurrentRequestType == ENotification))

   505         iRtorProcessor->SetRequestType(KPeriodicRequest);

   506     else

   507         iRtorProcessor->SetRequestType(KNonPeriodicRequest);

   508 

   509     iRtorProcessor->ReadRequestorsL(*this);

   510 

   511     if (iCurrentRequestType == EQuery)

   512         {

   513         HandleNextVerificationL();

   514         }

   515     else if (iCurrentRequestType == ENotification)

   516         {

   517         HandleNextNotificationL();

   518         }

   519     else

   520         {

   521         User::Leave(KErrNotSupported);

   522         }

   523     }

   524 

   525 // -----------------------------------------------------------------------------

   526 // CLpdVerifierPlugin::HandleNextVerificationL

   527 // (other items were commented in a header).

   528 // -----------------------------------------------------------------------------

   529 //

   530 void CLpdVerifierPlugin::HandleNextVerificationL()

   531     {

   532     __ASSERT_DEBUG( iCurrentRequest != KPosNullQNRequestId,

   533             HandleAssertErrorL() );

   534     __ASSERT_DEBUG( !iVerifierQuery, HandleAssertErrorL() );

   535     TInt suplRequest;

   536     if (CheckRequestTypeL() == CPosRequestor::ERequestPeriodic)

   537         suplRequest = 1;

   538     else

   539         suplRequest = 0;

   540 

   541     TPosRequestSource source(RequestSource());

   542     if (source == EPosRequestSourceNotAvailable)

   543         {

   544         CompleteCurrentAndContinue(KErrNone);

   545         }

   546     else

   547         {

   548         if(suplRequest)

   549         {	

   550         iPeriodicProcessor->SetRequestorIdL( CurrentRequest() );     

   551         iPeriodicProcessor->SetRequestTypeL(iCurrentRequestType);

   552         

   553         CPosRequestor* req = NULL;

   554         if( RequestorCountL() )

   555         {

   556           req = RequestorLC( 0 );

   557           CleanupStack::Pop();

   558           }

   559         iPeriodicProcessor->SetRequestorL( req );

   560 

   561       }

   562       

   563       iVerifierQuery = CLpdVerifierQueryLauncher::NewL(*this);

   564       TPosRequestDecision decision(QueryTimeoutStrategy());

   565       // Note that item is left in cleanupstack until StartQuery():

   566       if (suplRequest)

   567           iVerifierQuery->PrepareSuplVerificationResourcesL();

   568       else

   569           iVerifierQuery->PrepareVerificationResourcesL(source, decision);

   570 

   571        // Ownership of text is immediatelly transferred:

   572        CLpdBaseModel* requestors = iRtorProcessor->RtorNamesForVerifNotifL(

   573                 iVerifierQuery->ListBoxL());

   574        iVerifierQuery->SetQueryTextArray(requestors);

   575 

   576         // Start the Verification query

   577         StartQueryDialogL(iVerifierQuery, EVerificationRequest, decision);

   578         }

   579     }

   580 

   581 // -----------------------------------------------------------------------------

   582 // CLpdVerifierPlugin::HandleNextNotificationL

   583 // (other items were commented in a header).

   584 // -----------------------------------------------------------------------------

   585 //

   586 void CLpdVerifierPlugin::HandleNextNotificationL()

   587     {

   588     __ASSERT_DEBUG( iCurrentRequest != KPosNullQNRequestId,

   589             HandleAssertErrorL() );

   590     

   591     if (CheckRequestTypeL() == CPosRequestor::ERequestPeriodic)

   592         HandleNextPeriodicNotificationL();

   593     else

   594         HandleNextNonPeriodicNotificationL();

   595 

   596     }

   597 // -----------------------------------------------------------------------------

   598 // CLpdVerifierPlugin::HandleNextNonPeriodicNotificationL

   599 // (other items were commented in a header).

   600 // -----------------------------------------------------------------------------

   601 //

   602 void CLpdVerifierPlugin::HandleNextNonPeriodicNotificationL()

   603     {

   604     __ASSERT_DEBUG( iCurrentRequest != KPosNullQNRequestId,

   605             HandleAssertErrorL() );

   606     __ASSERT_DEBUG( !iNotifier, HandleAssertErrorL() );

   607 

   608     if (RequestSource() != EPosRequestSourceNetwork)

   609         { // Notifications are supported only for network requests

   610         User::Leave(KErrNotSupported);

   611         }

   612 

   613     TPosNotificationReason reason = NotificationReason();

   614     switch (reason)

   615         {

   616         // Decision without user's consent:

   617         case EPosDecisionByRequestSource:

   618             // Policy conflict, network timeout occurred before user's

   619             // response was received

   620             {

   621           

   622             TPosRequestDecision decision = LocationRequestDecision();

   623             if(!iNotifier)

   624             iNotifier = CLpdNotifierQueryLauncher::NewL(*this);

   625             iNotifier->PrepareNotificationResourcesL(reason, decision);

   626             CLpdBaseModel* requestors =

   627                     iRtorProcessor->RtorNamesForVerifNotifL(

   628                             iNotifier->ListBoxL());

   629 

   630             iNotifier->SetQueryTextArray(requestors);

   631 

   632             // Start the notification query

   633             StartQueryDialogL(iNotifier, ENotification, decision);

   634             break;

   635             }

   636         case EPosVerificationTimeout:

   637             {

   638             TPosRequestDecision decision = LocationRequestDecision();

   639             if(!iNotifier)

   640             iNotifier = CLpdNotifierQueryLauncher::NewL(*this);

   641             iNotifier->PrepareNotificationResourcesL(reason, decision);

   642             CLpdBaseModel* requestors =

   643                     iRtorProcessor->RtorNamesForVerifNotifL(

   644                             iNotifier->ListBoxL());

   645             iNotifier->SetQueryTextArray(requestors);

   646 

   647             // Start the notification query

   648             StartQueryDialogL(iNotifier, ENotificationTimeout, decision);

   649 

   650             break;

   651             }

   652         case EPosNotificationReasonNotAvailable: // fall through

   653         default: // Future extensions -> EPosNotificationReasonNotAvailable

   654             {

   655             User::Leave(KErrNotSupported);

   656             break;

   657             }

   658         }

   659     }

   660 

   661 // -----------------------------------------------------------------------------

   662 // CLpdVerifierPlugin::HandleNextPeriodicNotificationL

   663 // (other items were commented in a header).

   664 // -----------------------------------------------------------------------------

   665 //

   666 void CLpdVerifierPlugin::HandleNextPeriodicNotificationL()

   667     {

   668     __ASSERT_DEBUG( iCurrentRequest != KPosNullQNRequestId,

   669             HandleAssertErrorL() );

   670 

   671     if (RequestSource() != EPosRequestSourceNetwork)

   672         { // Notifications are supported only for network requests

   673         User::Leave(KErrNotSupported);

   674         }

   675 

   676     TPosNotificationReason reason = NotificationReason();

   677 

   678     switch (reason)

   679         {

   680         // Decision without user's consent:

   681         case EPosDecisionByRequestSource:

   682             // Policy conflict, network timeout occurred before user's

   683             // response was received

   684             {

   685             iPeriodicProcessor->SetRequestorIdL( CurrentRequest() );     

   686             iPeriodicProcessor->SetRequestTypeL(iCurrentRequestType);

   687             CPosRequestor* req = NULL;

   688             if( RequestorCountL() )

   689             {

   690             req = RequestorLC( 0 );

   691             CleanupStack::Pop();

   692             }

   693             iPeriodicProcessor->SetRequestorL( req );

   694         

   695             TPosRequestDecision decision = LocationRequestDecision();

   696             

   697             if(!iNotifier)

   698             iNotifier = CLpdNotifierQueryLauncher::NewL(*this);

   699 

   700             TInt64 sessionId = -1;

   701             sessionId = iRtorProcessor->GetSessionId();

   702             iPeriodicProcessor->SetSessionIdL(sessionId);

   703 

   704             HBufC* requestorName = NULL;

   705             if (iRtorProcessor->Requestors().Count() == 0)

   706                 {

   707                 requestorName = StringLoader::LoadL(R_LPD_UNKNOWN_REQUESTER);

   708                 }

   709             else

   710                 {

   711                 const CPosRequestor& requestor =

   712                         *(iRtorProcessor->Requestors())[1];

   713                 iUtils = CLocRequestorUtilsResolver::NewL();

   714                 requestorName = iUtils->RequestorNameL(requestor);

   715                 if ((requestorName->Des()).CompareC(_L("Unknown")) == 0)

   716                     {

   717                     requestorName = NULL;

   718                     requestorName = StringLoader::LoadL(

   719                             R_LPD_UNKNOWN_REQUESTER);

   720                     }

   721                 delete iUtils;

   722                 iUtils = NULL;

   723                 }

   724             iPeriodicProcessor->SetRequestorNameL(requestorName);

   725 

   726             delete requestorName;

   727             iNotifier->PrepareSuplNotificationResourcesL(reason);

   728 

   729             HBufC* notifyMessage = HBufC::NewLC(KNotifyMessageLength);

   730             TRAPD( err, iPeriodicProcessor->NotificationMessageTextL(notifyMessage));

   731   

   732             if (err == KErrNotFound)

   733                 {

   734                     CleanupStack::PopAndDestroy(); // notifyMessage

   735                     CompleteCurrentAndContinue(err);

   736                 }

   737             else

   738                 {

   739                 iNotifier->SetMessageQueryTextL(notifyMessage->Des(),

   740                         iPeriodicProcessor->LinkCallBack());

   741 

   742                 CleanupStack::PopAndDestroy(); // notifyMessage

   743                 // Start the notification query

   744                 StartQueryDialogL(iNotifier, ESuplPeriodicNotification,

   745                         decision);

   746                 }

   747             break;

   748             }

   749         case EPosVerificationTimeout:

   750             {

   751             break;

   752             }

   753         case EPosNotificationReasonNotAvailable: // fall through

   754         default: // Future extensions -> EPosNotificationReasonNotAvailable

   755             {

   756             User::Leave(KErrNotSupported);

   757             break;

   758             }

   759         }

   760     }

   761 

   762 // -----------------------------------------------------------------------------

   763 // CLpdVerifierPlugin::NotifyCancellationL

   764 // Helper method

   765 // -----------------------------------------------------------------------------

   766 //

   767 void CLpdVerifierPlugin::NotifyCancellationL(TPosRequestSource aSource,

   768         TPosVerifyCancelReason aReason, TPosRequestDecision aDecision)

   769     {

   770     __ASSERT_DEBUG( iCurrentRequestType == EQuery, HandleAssertErrorL() );

   771 

   772     if (aSource == EPosRequestSourceNetwork)

   773         { // Notifications supported only for network-originated requests

   774 

   775         switch (aReason)

   776             {

   777             case EPosCancelReasonTimeout:

   778                 {

   779                 __ASSERT_DEBUG( !iNotifier, HandleAssertErrorL() );

   780 				if(aDecision != EPosDecisionNotAvailable)

   781 					{

   782 	                iNotifier = CLpdNotifierQueryLauncher::NewL( *this );

   783 	                iNotifier->PrepareCancelNotifResourcesL( aDecision );

   784 	                CLpdBaseModel* requestors =

   785 	                                iRtorProcessor->RtorNamesForVerifNotifL(

   786 	                                                    iNotifier->ListBoxL() );

   787 	                iNotifier->SetQueryTextArray( requestors );

   788 

   789                     // Start the notification query

   790                     StartQueryDialogL( iNotifier,

   791                                        ECancelNotification,

   792                                        aDecision );

   793                 

   794 	                return;

   795 					}

   796 				break;

   797                 }

   798             case EPosCancelReasonNotAvailable: // fall through

   799             default: // future extensions -> EPosCancelReasonNotAvailable

   800                 {

   801                 break;

   802                 }

   803             }

   804         }

   805 

   806     // If notification dialog was not launched, handle next request:

   807     iRequestActiveObject->ScheduleRequest();

   808 

   809     }

   810 

   811 // -----------------------------------------------------------------------------

   812 // CLpdVerifierPlugin::CompleteCurrentAndContinue

   813 // (other items were commented in a header).

   814 // -----------------------------------------------------------------------------

   815 //

   816 void CLpdVerifierPlugin::CompleteCurrentAndContinue(TInt aResultCode)

   817     {

   818     if (iCurrentRequest != KPosNullQNRequestId)

   819         {

   820         CompleteRequest(iCurrentRequest, aResultCode);

   821         }

   822     iCurrentRequest = KPosNullQNRequestId;

   823 

   824     __ASSERT_DEBUG( iRequestActiveObject, HandleDebugAssertError() );

   825     iRequestActiveObject->ScheduleRequest(); // handle next req.

   826     }

   827 

   828 // -----------------------------------------------------------------------------

   829 // CLpdVerifierPlugin::FreeQueryResources

   830 // (other items were commented in a header).

   831 // -----------------------------------------------------------------------------

   832 //

   833 void CLpdVerifierPlugin::FreeQueryResources()

   834     {

   835     if(iPeriodicProcessor)

   836     iPeriodicProcessor->ResetParameters();

   837     iCurrentRequest = KPosNullQNRequestId;

   838     delete iVerifierQuery;

   839     iVerifierQuery = NULL;

   840     iVerifyResult = KErrGeneral;

   841     iCancelInfo.iCancelled = EFalse;

   842     delete iNotifier;

   843     iNotifier = NULL;

   844     if (iRtorProcessor)

   845         { // if already construction fails iRtorProcessor may

   846         // be NULL, otherwise it points to an instance.

   847         iRtorProcessor->ResetAndDestroyRequestors();

   848         }

   849     }

   850 

   851 // -----------------------------------------------------------------------------

   852 // CLpdVerifierPlugin::HandleAssertErrorL

   853 // (other items were commented in a header).

   854 // -----------------------------------------------------------------------------

   855 //

   856 void CLpdVerifierPlugin::HandleAssertErrorL() const

   857     {

   858 #ifdef _DEBUG        

   859     User::Panic(KPanicText, KLpdErrGeneral);

   860 #else

   861     User::Leave( KErrCorrupt );

   862 #endif

   863     }

   864 

   865 // -----------------------------------------------------------------------------

   866 // CLpdVerifierPlugin::HandleDebugAssertError

   867 // (other items were commented in a header).

   868 // -----------------------------------------------------------------------------

   869 //

   870 void CLpdVerifierPlugin::HandleDebugAssertError() const

   871     {

   872 #ifdef _DEBUG

   873     User::Panic(KPanicText, KLpdErrGeneral);

   874 #endif

   875     }

   876 

   877 // -----------------------------------------------------------------------------

   878 // CLpdVerifierPlugin::NotifyTimeoutL

   879 // Helper method

   880 // -----------------------------------------------------------------------------

   881 //

   882 void CLpdVerifierPlugin::NotifyCancellationL(

   883     TPosRequestSource aSource,

   884     TPosVerifyCancelReason aReason,

   885     TPosRequestDecision aDecision,

   886     const RPosRequestorStack& aRequestors )

   887     {

   888     if ( aSource == EPosRequestSourceNetwork )

   889         { // Notifications supported only for network-originated requests

   890 

   891         switch ( aReason )

   892             {

   893             case EPosCancelReasonTimeout:

   894                 {

   895                 __ASSERT_DEBUG( !iNotifier, HandleAssertErrorL() );

   896 				if(aDecision != EPosDecisionNotAvailable)

   897 					{

   898 	                iNotifier = CLpdNotifierQueryLauncher::NewL( *this );

   899 	                iNotifier->PrepareCancelNotifResourcesL( aDecision );

   900 	                iRtorProcessor->ReadRequestorsL(aRequestors);

   901 	                CLpdBaseModel* requestors =

   902 	                                iRtorProcessor->RtorNamesForVerifNotifL(

   903 	                                                    iNotifier->ListBoxL() );

   904 	                iNotifier->SetQueryTextArray( requestors );

   905                     

   906                     // Start the notification query

   907                     StartQueryDialogL( iNotifier,

   908                                        ECancelNotification,

   909                                        aDecision );

   910                 

   911 	                return;

   912 					}

   913 				break;

   914                 }

   915             case EPosCancelReasonNotAvailable: // fall through

   916             default: // future extensions -> EPosCancelReasonNotAvailable

   917                 {

   918                 break;

   919                 }

   920             }

   921         }

   922 

   923     // If notification dialog was not launched, handle next request:

   924     iRequestActiveObject->ScheduleRequest();

   925     }

   926 

   927 // -----------------------------------------------------------------------------

   928 // CLpdVerifierPlugin::StartQueryDialogL

   929 // Starts the Query dialog

   930 // @param aQueryDialog Query dialog that has to be started

   931 // @param aDialogType  Dialog type

   932 // @param aDecision    Decision Type

   933 // -----------------------------------------------------------------------------

   934 void CLpdVerifierPlugin::StartQueryDialogL(

   935         CLpdQueryLauncherBase* aQueryDialog, TDialogType aDialogType,

   936         TPosRequestDecision aDecision)

   937     {

   938     // Set the Command ID

   939     TInt coverUiCmd = CoverUICommandL(aDialogType, aDecision);

   940 

   941     aQueryDialog->SetCoverUICommand(coverUiCmd);

   942     // Set the Requestor buffer                               

   943     CBufFlat* reqBuffer = PackRequestorBufferL();

   944     CleanupStack::PushL(reqBuffer);

   945 

   946     TPtr8 reqBufferPtr(reqBuffer->Ptr(0));

   947     aQueryDialog->SetRequestorBuffer(reqBufferPtr);

   948 

   949     if (aDialogType == ESuplPeriodicNotification)

   950         aQueryDialog->StartSuplPeriodicQueryL();

   951     else

   952         aQueryDialog->StartQueryL();

   953     

   954     CleanupStack::PopAndDestroy(reqBuffer);

   955 

   956 

   957     }

   958 

   959 // -----------------------------------------------------------------------------

   960 // CLpdVerifierPlugin::PackRequestorBufferL

   961 // Packs the Requestor buffer to send across to Cover UI. The 

   962 // ownership of the buffer is transferred back to the callee

   963 // @return CBufFlat*    Flat buffer containing the list of requestors    

   964 // -----------------------------------------------------------------------------

   965 //

   966 CBufFlat* CLpdVerifierPlugin::PackRequestorBufferL()

   967     {

   968     // Construct the conversion buffers and the package buffer

   969     CBufFlat* requestorBuffer = CBufFlat::NewL(KReqBufferIncrSize);

   970     CleanupStack::PushL(requestorBuffer);

   971 

   972     // Opening a Write stream to assist in packing data onto CBufFlat

   973     RBufWriteStream writeStream;

   974     writeStream.Open(*requestorBuffer);

   975     CleanupClosePushL(writeStream);

   976 

   977     // Obtain the list of requestors from which the individual requestor

   978     // Ids can be obtained

   979     const RPointerArray<CPosRequestor>& requestors =

   980             iRtorProcessor->Requestors();

   981 

   982     // The buffer is packed according to the below mentioned

   983     // format.

   984     // 

   985     // | Count | Length(1) | String(1) | ..... | Length( Count ) | String( Count ) |

   986     // 

   987     // where,

   988     // Count   - ( 4 bytes ) - The number of requestor strings. 

   989     // Length(n) - ( 4 bytes ) - Length of the nth requestor string.

   990     // String(n) - ( Length(n) * 2 bytes ) - String for the nth requestor.

   991     // 

   992     // Each entry is packed one after another without any delimters between them

   993     //

   994 

   995     // Packing the count

   996     writeStream.WriteInt32L(requestors.Count());

   997 

   998     for (TInt i = 0; i < requestors.Count(); i++)

   999         {

  1000         const CPosRequestor& req = *(requestors[i]);

  1001 

  1002         // Obtain the Requestor Id string

  1003         TPtrC reqStr = req.RequestorIdString();

  1004 

  1005         // We need a 16 bit buffer for converting. Since the requestor strings that

  1006         // need to be packed have to always be of the UCS-2 ( UNICODE ) format.

  1007         // The buffer would be allocated just before copying the requestor content

  1008         HBufC16* conversionBuf = NULL;

  1009         TPtr16 conBufPtr(0, 0);

  1010 

  1011         // If the string is a phone number then it needs to be grouped and the

  1012         // converted to a UNICODE string. If not, then simpy convert it to

  1013         // a UNICODE string

  1014         if (CPosRequestor::EIdFormatPhoneNumber == req.RequestorIdFormat())

  1015             {

  1016             // Creating the Phone number formatter for grouping

  1017             CLocPhoneNumberFormat* formatter = CLocPhoneNumberFormat::NewL();

  1018             CleanupStack::PushL(formatter);

  1019 

  1020             HBufC* groupedName = NULL;

  1021             TRAPD( error, groupedName = formatter->PhoneNumberGroupL( reqStr ));

  1022             if (error || !groupedName)

  1023                 {

  1024                 // If there was a Leave in the grouping function or the 

  1025                 // grouping failed then pack the original name

  1026 

  1027                 // Allocate the conversion buffer and copy the Requestor string

  1028                 conversionBuf = HBufC16::NewL(reqStr.Length());

  1029                 conBufPtr.Set(conversionBuf->Des());

  1030 

  1031                 // Copy the original string to the conversion buffer

  1032                 conBufPtr.Copy(reqStr);

  1033                 }

  1034             else

  1035                 {

  1036                 // Take ownership of the grouped phone number buffer and 

  1037                 // copy it to the conversion buffer

  1038                 CleanupStack::PushL(groupedName);

  1039 

  1040                 TPtr groupedNamePtr = groupedName->Des();

  1041 

  1042                 // Allocate the conversion buffer and copy the Requestor string

  1043                 conversionBuf = HBufC16::NewL(groupedNamePtr.Length());

  1044                 conBufPtr.Set(conversionBuf->Des());

  1045 

  1046                 // Copy the grouped string to the conversion buffer

  1047                 conBufPtr.Copy(groupedNamePtr);

  1048 

  1049                 CleanupStack::PopAndDestroy(groupedName);

  1050                 }

  1051 

  1052             CleanupStack::PopAndDestroy(formatter);

  1053             }

  1054         else

  1055             {

  1056             // Copy the Requestor ID string

  1057 

  1058             // Allocate the conversion buffer and copy the Requestor string

  1059             conversionBuf = HBufC16::NewL(reqStr.Length());

  1060             conBufPtr.Set(conversionBuf->Des());

  1061 

  1062             // Copy the original string to the conversion buffer

  1063             conBufPtr.Copy(reqStr);

  1064             }

  1065 

  1066         // Push the Conversion buffer to the CleanupStack

  1067         CleanupStack::PushL(conversionBuf);

  1068 

  1069         // The conversion buffer now contains the string in the UNICODE 

  1070         // format. First pack the length of the string and then the 

  1071         // actual string itself

  1072         writeStream.WriteInt32L(conBufPtr.Length());

  1073 

  1074         TUint8* buffer = (TUint8*) (conBufPtr.Ptr());

  1075         writeStream.WriteL(buffer, conBufPtr.Size());

  1076 

  1077         // Destroying the Conversion buffer before it goes out of scope

  1078         CleanupStack::PopAndDestroy(conversionBuf);

  1079         }

  1080 

  1081     // flush stream data to our buffer

  1082     writeStream.CommitL();

  1083     CleanupStack::PopAndDestroy(&writeStream);

  1084 

  1085     // The ownership of the requestor buffer should be transferred to the callee

  1086     CleanupStack::Pop(requestorBuffer);

  1087 

  1088     return requestorBuffer;

  1089     }

  1090 

  1091 // -----------------------------------------------------------------------------

  1092 // Determines the Cover UI command corresponding to a paricular

  1093 // request

  1094 // @param  TRequestType         Request Type

  1095 // @param  TPosRequestDecision  Decision Type

  1096 // @return TInt                 Cover UI Command ID.

  1097 // -----------------------------------------------------------------------------

  1098 //

  1099 TInt CLpdVerifierPlugin::CoverUICommandL(TDialogType aRequestType,

  1100         TPosRequestDecision aDecision)

  1101     {

  1102     TInt result = 0;

  1103 

  1104     if (EVerificationRequest == aRequestType)

  1105         {

  1106         switch (aDecision)

  1107             {

  1108             case EPosDecisionAccepted:

  1109                 {

  1110                 result = ECmdDefaultAccept;

  1111                 break;

  1112                 }

  1113             case EPosDecisionRejected:

  1114                 {

  1115                 result = ECmdDefaultReject;

  1116                 break;

  1117                 }

  1118             default:

  1119                 {

  1120                 result = ECmdDefaultNone;

  1121                 break;

  1122                 }

  1123             }

  1124         }

  1125     else if ((ENotification == aRequestType) || (ESuplPeriodicNotification

  1126             == aRequestType))

  1127         {

  1128         result = ECmdNotifyAccept;

  1129         }

  1130     else if (ENotificationTimeout == aRequestType)

  1131         {

  1132         switch (aDecision)

  1133             {

  1134             case EPosDecisionAccepted:

  1135                 {