email/imap4mtm/imapprotocolcontroller/src/cimapupdateflagoperation.cpp
changeset 31 ebfee66fde93
parent 0 72b543305e3a
child 54 fa1df4b99609
child 65 d8ac8e5e4721
equal deleted inserted replaced
30:6a20128ce557 31:ebfee66fde93
       
     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 
       
    18 
       
    19 #include "cimapupdateflagoperation.h"
       
    20 #include "cimapfolder.h"
       
    21 #include "cimapsyncmanager.h"
       
    22 #include "cimapsessionconsts.h"
       
    23 #include "cimaplogger.h"
       
    24 #include "imappaniccodes.h"
       
    25 
       
    26 _LIT8(KImapAddFlags, "+FLAGS");
       
    27 _LIT8(KStoreFlagsClearCommand, "-FLAGS");
       
    28 _LIT8(KImapFlagSeen, "(\\Seen)");
       
    29 
       
    30 
       
    31 CImapUpdateFlagOperation::CImapUpdateFlagOperation(CImapSyncManager& aSyncManager,
       
    32 						 				 CMsvServerEntry& aServerEntry,
       
    33 						 				 CImapSettings& aImapSettings) :
       
    34 	CImapCompoundBase(aSyncManager, aServerEntry, aImapSettings)
       
    35 	
       
    36 	{
       
    37 	
       
    38 	}
       
    39 
       
    40 CImapUpdateFlagOperation::~CImapUpdateFlagOperation()
       
    41 	{
       
    42 	
       
    43 
       
    44 	iMessageUids.Reset();
       
    45 	iFlagInfoResponseArray.Reset();
       
    46 	}
       
    47 	
       
    48 CImapUpdateFlagOperation* CImapUpdateFlagOperation::NewL(CImapSyncManager& aSyncManager,
       
    49 						 				  	   CMsvServerEntry& aServerEntry,
       
    50 						 				  	   CImapSettings& aImapSettings)
       
    51 	{
       
    52 	CImapUpdateFlagOperation* self = new (ELeave) CImapUpdateFlagOperation(aSyncManager,
       
    53 																 aServerEntry,
       
    54 																 aImapSettings
       
    55 																 );
       
    56 	CleanupStack::PushL(self);
       
    57 	self->ConstructL();
       
    58 	CleanupStack::Pop(self);
       
    59 	return self;
       
    60 	}
       
    61 
       
    62 void CImapUpdateFlagOperation::ConstructL()
       
    63 	{
       
    64 	
       
    65 	// Add to the active scheduler
       
    66 	CActiveScheduler::Add(this);
       
    67 	}
       
    68 
       
    69 void CImapUpdateFlagOperation::StartOperation(TRequestStatus& aStatus, CImapSession& aSession)
       
    70 //void CImapUpdateFlagOperation::StartOperation(TRequestStatus& aStatus)
       
    71 	{
       
    72 	iSession = &aSession;
       
    73 	__LOG_TEXT(iSession->LogId(), "CImapUpdateFlagOperation::StartOperation()");
       
    74 	iNextStep = EUpdateFlag;
       
    75 	Queue(aStatus);
       
    76 	CompleteSelf();
       
    77 	}
       
    78 
       
    79 /**
       
    80 Handles the compound operation state machine
       
    81 
       
    82 @return ETrue if compound operation is completed, 
       
    83 		EFalse otherwise.
       
    84 */	
       
    85 TBool CImapUpdateFlagOperation::DoRunLoopL()
       
    86 	{
       
    87 	SetCurrentStep();
       
    88 	switch (iCurrentStep)
       
    89 		{
       
    90 	
       
    91 	case EUpdateFlag:
       
    92 		{		
       
    93 		TMsvEmailEntry entry = iServerEntry.Entry();
       
    94 		TUint id = entry.UID();
       
    95 		iMessageUids.AppendL(id);
       
    96 		if(entry.Unread())
       
    97 			{
       
    98 			entry.SetSeenIMAP4Flag(EFalse);
       
    99 			}
       
   100 		else
       
   101 			{
       
   102 			entry.SetSeenIMAP4Flag(ETrue);	
       
   103 			}
       
   104 				
       
   105 				
       
   106 		User::LeaveIfError(iServerEntry.ChangeEntry(entry));
       
   107 
       
   108 		HBufC8* uidSeq = CImapSession::CreateSequenceSetLC(iMessageUids);
       
   109 
       
   110 		// finished with the UID array. Clear it.
       
   111 		iMessageUids.Reset();
       
   112 		if(entry.SeenIMAP4Flag())
       
   113 			{
       
   114 			// issue the store command
       
   115 			iSession->StoreL(iStatus, uidSeq->Des(), KImapAddFlags, KImapFlagSeen, ETrue, iFlagInfoResponseArray);
       
   116 			
       
   117 			}
       
   118 		else
       
   119 			{
       
   120 			// issue the store command
       
   121 			iSession->StoreL(iStatus, uidSeq->Des(), KStoreFlagsClearCommand, KImapFlagSeen, ETrue, iFlagInfoResponseArray);
       
   122 			}
       
   123 	
       
   124 		iProgressState = TImap4GenericProgress::EBusy;
       
   125 		CleanupStack::PopAndDestroy(uidSeq);
       
   126 		iNextStep = EFinished;
       
   127 		break;
       
   128 		
       
   129 		}
       
   130 	
       
   131 	
       
   132 	case EFinished:
       
   133 		{
       
   134 		__LOG_TEXT(iSession->LogId(), "CImapUpdateFlagOperation::Completing OK");
       
   135 		iProgressState = TImap4GenericProgress::EIdle;
       
   136 		Complete(KErrNone);
       
   137 		return ETrue;
       
   138 		}
       
   139 		
       
   140 	default:
       
   141 		{
       
   142 		__ASSERT_DEBUG(EFalse, 
       
   143 					   TImapServerPanic::ImapPanic(TImapServerPanic::ECreateCompoundUnexpectedState));
       
   144 		// unexpected state - complete the request
       
   145 		iProgressState = TImap4GenericProgress::EIdle;
       
   146 		return ETrue;
       
   147 		}
       
   148 		}
       
   149 
       
   150 	if (!IsActive())
       
   151 		{
       
   152 		SetActive();
       
   153 		}
       
   154 	return EFalse;
       
   155 	}
       
   156 
       
   157 void CImapUpdateFlagOperation::DoCancel()
       
   158 	{
       
   159 	iProgressErrorCode = KErrCancel;
       
   160 	
       
   161 	switch (iCurrentStep)
       
   162 		{
       
   163 	case EUpdateFlag:
       
   164 		{
       
   165 		// outstanding request is on session
       
   166 		iSession->Cancel();
       
   167 		break;
       
   168 		}
       
   169 	case EFinished:
       
   170 		{
       
   171 		// self-completed or no outstanding request.
       
   172 		break;
       
   173 		}
       
   174 
       
   175 	default:
       
   176 		{
       
   177 		__ASSERT_DEBUG(EFalse,
       
   178 		               TImapServerPanic::ImapPanic(TImapServerPanic::ECreateCompoundCancelUnexpectedState));
       
   179 		break;
       
   180 		}
       
   181 		} // end switch (iCurrentStep)
       
   182 	
       
   183 	CMsgActive::DoCancel();
       
   184 	}
       
   185 
       
   186 
       
   187 
       
   188 
       
   189 void CImapUpdateFlagOperation::Progress(TImap4CompoundProgress& aCompoundProgress)
       
   190 	{
       
   191 	// Create does not set iOperation, it just sets iState to EBusy 
       
   192 	// when doing the creation
       
   193 	aCompoundProgress.iGenericProgress.iState = iProgressState;
       
   194 
       
   195 	
       
   196 	// Put error into progress buffer
       
   197 	if( aCompoundProgress.iGenericProgress.iErrorCode == KErrNone )
       
   198 		{
       
   199 		aCompoundProgress.iGenericProgress.iErrorCode = iProgressErrorCode;
       
   200 		}
       
   201 	}
       
   202 
       
   203 
       
   204 /**
       
   205 Handles NO/BAD responses according to current step.
       
   206 Negative server responses are not fatal - the error is reported in the 
       
   207 progress report, and the operation completes.
       
   208 
       
   209 @return KErrNone if the error has been handled
       
   210 		Completion error code otherwise.
       
   211 */
       
   212 TInt CImapUpdateFlagOperation::ProcessNegativeServerResponse()
       
   213 	{
       
   214 	TInt err = iStatus.Int();
       
   215 	switch (iCurrentStep)
       
   216 		{
       
   217 	case EUpdateFlag:
       
   218 		iNextStep = EFinished;
       
   219 		break;
       
   220 	case EFinished:
       
   221 	default:
       
   222 		{
       
   223 		// positive error code not expected,
       
   224 		// self-completed states or no outstanding request.
       
   225 		TImapServerPanic::ImapPanic(TImapServerPanic::ECreateCompoundUnexpectedState);
       
   226 		break;
       
   227 		}
       
   228 		
       
   229 		} // end switch (iCurrentStep)
       
   230 	iProgressErrorCode = err;
       
   231 	return KErrNone;
       
   232 	}
       
   233 
       
   234 /**
       
   235 Resume the operation following a bearer migration.
       
   236 */
       
   237 void CImapUpdateFlagOperation::ResumeOperationL(TRequestStatus& aStatus, CImapSession& aSession)
       
   238 	{
       
   239 	iSession = &aSession;
       
   240 	__LOG_TEXT(iSession->LogId(), "CImapUpdateFlagOperation::Resuming");
       
   241 	__ASSERT_DEBUG(iCurrentStep==ESuspendedForMigrate, TImapServerPanic::ImapPanic(TImapServerPanic::EUpdateCompoundUnexpectedState));
       
   242 	iStopForMigrate = EFalse;
       
   243 
       
   244 	switch (iNextStep)
       
   245 		{
       
   246 		case EUpdateFlag:
       
   247 			{
       
   248 			// just return to the main state machine
       
   249 			CompleteSelf();
       
   250 			break;
       
   251 			}
       
   252 		case EFinished:
       
   253 		default:
       
   254 			{
       
   255 			__ASSERT_DEBUG(EFalse, TImapServerPanic::ImapPanic(TImapServerPanic::EUpdateCompoundUnexpectedState));
       
   256 			// abandon the compound operation
       
   257 			iNextStep=EFinished;
       
   258 			CompleteSelf();
       
   259 			break;
       
   260 			}
       
   261 		}
       
   262 	Queue(aStatus);
       
   263 	CompleteSelf();
       
   264 	}
       
   265