browserutilities/feedsengine/FeedsServer/Server/src/UpdateManager.cpp
changeset 0 dd21522fd290
child 10 a359256acfc6
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browserutilities/feedsengine/FeedsServer/Server/src/UpdateManager.cpp	Mon Mar 30 12:54:55 2009 +0300
@@ -0,0 +1,415 @@
+/*
+* Copyright (c) 2008 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "Eclipse Public License v1.0"
+* which accompanies this distribution, and is available
+* at the URL "http://www.eclipse.org/legal/epl-v10.html".
+*
+* Initial Contributors:
+* Nokia Corporation - initial contribution.
+*
+* Contributors:
+*
+* Description:  UpdateManager it controls the updation of feed.
+*
+*/
+
+
+#include "UpdateManager.h"
+#include "UpdateQueue.h"
+#include "FeedsServer.h"
+#include "FeedsDatabase.h"
+#include "ServerHttpConnection.h"
+
+const TInt KWmlSettingsAutomaticUpdatingNotSet = 32767;
+const TInt KMinFrequency = 15; // IN MINS
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::NewL
+//
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+CUpdateManager* CUpdateManager::NewL( TInt aFolderListId, TUint32 aAutoUpdateAP, TInt aAutoUpdateFreq, 
+                	                            TBool aAutoUpdateWhileRoaming, CFeedsServer& aFeedsServer)                                        
+    {
+    CUpdateManager* self = new (ELeave) CUpdateManager( aFolderListId, aAutoUpdateFreq, aAutoUpdateWhileRoaming, aFeedsServer );
+
+    CleanupStack::PushL(self);
+    self->ConstructL( aAutoUpdateAP );
+    CleanupStack::Pop();
+
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::ConstructL
+//
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------	
+void CUpdateManager::ConstructL( TUint32 aAutoUpdateAP)
+    {
+    CTimer::ConstructL();
+    CActiveScheduler::Add(this);
+    iUpdateAllFeedTask = CUpdateAllFeedsTask::NewL( iFeedsServer, iFolderListId , *this ); 
+    iLazyCaller = CIdle::NewL(CActive::EPriorityIdle );
+    iHttpConnection = CServerHttpConnection::NewL( aAutoUpdateAP );
+    iRoamingInfo = CRoamingInfo::NewL(this);
+    iAutoUpdateAp = aAutoUpdateAP;
+    }
+
+ // -----------------------------------------------------------------------------
+// CUpdateManager::CUpdateManager
+//
+// constructor.
+// -----------------------------------------------------------------------------
+ CUpdateManager::CUpdateManager( TInt aFolderListId, TInt aAutoUpdateFreq, TBool aAutoUpdateWhileRoaming, CFeedsServer& aFeedsServer ):
+        CTimer(EPriorityIdle), iFeedsServer(aFeedsServer), iUpdateAllFeedTask(NULL)
+    {
+    iFolderListId = aFolderListId;
+    iAutoUpdateFreq = aAutoUpdateFreq; 
+    iAutoUpdateWhileRoaming = aAutoUpdateWhileRoaming;
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::~CUpdateManager
+//
+// Deconstructor.
+// ----------------------------------------------------------------------------- 
+CUpdateManager::~CUpdateManager()
+    {
+    Stop();
+    for( int i=0; i<iQueueArray.Count(); i++ )
+        {
+        delete iQueueArray[ i ];
+        }
+    if( iUpdateAllFeedTask == NULL )
+        {
+        delete iUpdateAllFeedTask;
+        iUpdateAllFeedTask = NULL;    
+        }
+    delete iLazyCaller;
+    delete iHttpConnection;
+    delete iRoamingInfo;
+    iHttpConnection = NULL;
+    iRoamingInfo = NULL;
+   	Deque();
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::Stop
+//
+// Handles the stoping of AutoUpdate. 
+// -----------------------------------------------------------------------------     
+void CUpdateManager::Stop()
+    {
+    if(IsActive())
+        {
+        Cancel();
+        }
+
+    if(iLazyCaller->IsActive())
+        {
+        iLazyCaller->Cancel();
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::RunL
+//
+// Handles an active object's timer event.
+// -----------------------------------------------------------------------------  
+void CUpdateManager::RunL()
+    {
+    if (iStatus.Int() == KErrNone || iStatus.Int() == KErrAbort)
+        {      
+        StartTimer();
+        if(iAutoUpdateWhileRoaming)
+            {
+            UpdateL();
+            }
+        else
+            {
+            iRoamingInfo->CheckForRoaming();
+            }
+        }      
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::StartL
+// 
+// Handles the Update of feed
+// -----------------------------------------------------------------------------     
+TInt CUpdateManager::StartL()
+    {
+    iCurrentFeedCount = 0;
+
+    iFeedsServer.Database().AllFeedIdsL( iFeedIds, iFolderListId );
+    iLazyCaller->Start(TCallBack(CUpdateManager::LazyCallBack,this));
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::UpdateAllFeedsProgress
+// 
+// Called to notify the obsever how many feeds remain to be updated
+// -----------------------------------------------------------------------------      
+void CUpdateManager::UpdateAllFeedsProgress(TInt /*aMaxCount*/, TInt /*aRemaining*/)
+    {
+     // Ignore.
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::UpdateAllFeedsCompleted
+// 
+// Called upon completion of the task.
+// -----------------------------------------------------------------------------      
+void CUpdateManager::UpdateAllFeedsCompleted(TInt aStatusCode)
+    {
+    // S60 bug fix <RFON-6QKRV7>: Disconnect after done with auto update
+    iHttpConnection->Disconnect();
+    if (aStatusCode == KErrNone)
+        {
+        iFeedsServer.NotifyFolderListChanged(iFolderListId);
+        }    
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::HttpConnection
+// 
+// Returns the http-connection instance
+// -----------------------------------------------------------------------------      
+CHttpConnection& CUpdateManager::HttpConnection()
+    {
+    return (CHttpConnection&) *iHttpConnection;
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::FolderListId
+//
+// Returns the folder list ID.
+// -----------------------------------------------------------------------------
+//
+TInt CUpdateManager::FolderListId() 
+    {
+    return iFolderListId;
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::Update
+//
+// Starts Update
+// -----------------------------------------------------------------------------
+//
+ TInt CUpdateManager::UpdateL()
+    {
+    for(TInt i =0 ; i < iQueueArray.Count(); i++)
+        {
+        iQueueArray[i]->UpdateL(iMins);    
+        }    
+    return KErrNone;
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::StartTimer
+//
+// Start timer.
+// -----------------------------------------------------------------------------
+//
+void CUpdateManager::StartTimer()
+    {
+    TTime  time;
+    time.HomeTime();
+    TDateTime dateTime = time.DateTime();
+    iMins = dateTime.Hour() * 60 + dateTime.Minute();
+    TTimeIntervalMinutes interval(KMinFrequency - iMins % KMinFrequency);
+    time += interval;
+
+    At(time);
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::UpdateFeedL
+//
+// Update Feed in queue.
+// -----------------------------------------------------------------------------
+//    
+void CUpdateManager::UpdateFeedL(TInt aFeedId, TBool aDeleteFeed)
+    {
+    for(TInt k=0 ; k < iQueueArray.Count(); k++)
+        {
+        iQueueArray[k]->RemoveFeed(aFeedId);
+        if(iQueueArray[k]->Count() <= 0)
+            {
+            delete iQueueArray[k];
+            iQueueArray.Remove(k);
+            }
+        }
+    if(!aDeleteFeed)
+        {
+        if(iLazyCaller->IsActive())
+            {
+            iFeedIds.Append(aFeedId);
+            }
+        else
+            {
+            AddFeedL(aFeedId);
+            }
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::LazyCallBack
+//
+// 
+// -----------------------------------------------------------------------------
+//
+TBool CUpdateManager::LazyCallBack(TAny* aPtr)
+    {
+    CUpdateManager* ptr = (CUpdateManager*)aPtr;
+    for(TInt i = 0; i < 10; i++)
+        {
+        if(ptr->iCurrentFeedCount< ptr->iFeedIds.Count())
+            {
+            TRAP_IGNORE(ptr->AddFeedL(ptr->iFeedIds[ptr->iCurrentFeedCount++]));
+            }
+        else
+            {
+            ptr->iCurrentFeedCount = 0;
+            ptr->iFeedIds.Reset();
+            ptr->StartTimer();
+            return EFalse;
+            }    
+        }
+    return ETrue;
+    }
+
+// -----------------------------------------------------------------------------
+// CUpdateManager::AddFeedL
+//
+// Add Feed IDs in queue.
+// -----------------------------------------------------------------------------
+//  
+void CUpdateManager::AddFeedL(TInt aFeedId)
+    {
+    TInt freq;
+    iFeedsServer.Database().FreqFromFeedIdL(aFeedId,freq);
+    freq = iAutoUpdateFreq == KWmlSettingsAutomaticUpdatingNotSet ? freq : iAutoUpdateFreq;
+    if(freq > 0)
+        {
+        TBool found = EFalse;
+        for(TInt k=0 ; k < iQueueArray.Count(); k++)
+            {
+            if(freq == iQueueArray[k]->GetFreq())
+                {
+                iQueueArray[k]->AddFeed(aFeedId);
+                found = ETrue;
+                }
+            }
+        if(!found)
+            {
+            CUpdateQueue* updateQueue = CUpdateQueue::NewL( iUpdateAllFeedTask, freq); 
+            iQueueArray.Append( updateQueue);
+            updateQueue->AddFeed( aFeedId);
+            }
+        }
+    }
+
+// -----------------------------------------------------------------------------
+// CRoamingInfo::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CRoamingInfo* CRoamingInfo::NewL(CUpdateManager *aBackgroundUpdater)                                        
+    {
+    CRoamingInfo* self = new (ELeave) CRoamingInfo(aBackgroundUpdater);
+
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop();
+
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CRoamingInfo::ConstructL
+//
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CRoamingInfo::ConstructL()
+    {
+    CActiveScheduler::Add(this);
+    iTelephony = CTelephony::NewL();
+    }
+
+// -----------------------------------------------------------------------------
+// CRoamingInfo::CRoamingInfo
+//
+// C++ default constructor can NOT contain any code that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CRoamingInfo::CRoamingInfo(CUpdateManager *aUpdateManager)
+	:CActive(CActive::EPriorityStandard),iUpdateManager(aUpdateManager)
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CRoamingInfo::~CRoamingInfo
+//
+// Destructor
+// -----------------------------------------------------------------------------
+//
+CRoamingInfo::~CRoamingInfo()
+    {
+    Cancel();
+    delete iTelephony;
+    iTelephony = NULL;
+    }
+
+// -----------------------------------------------------------------------------
+// CRoamingInfo::CheckForRoaming
+// 
+// Check for roaming.
+// -----------------------------------------------------------------------------
+void CRoamingInfo::CheckForRoaming()
+    {
+
+#ifndef __WINSCW__
+
+    CTelephony::TNetworkRegistrationV1Pckg RegStatusPkg(iRegStatus);
+    iTelephony->GetNetworkRegistrationStatus(iStatus, RegStatusPkg);
+    SetActive();
+
+#else
+    TRAP_IGNORE( iUpdateManager->UpdateL() );
+#endif
+    }
+
+// -----------------------------------------------------------------------------
+// CRoamingInfo::RunL
+//
+// Handles an active object's request completion event.
+// -----------------------------------------------------------------------------
+//
+void CRoamingInfo::RunL()
+    {  
+    if (iStatus.Int() == KErrNone)
+        {
+        if(iRegStatus.iRegStatus != CTelephony::ERegisteredRoaming)
+        	{
+        	iUpdateManager->UpdateL();
+        	}
+		}
+    }
+
+// -----------------------------------------------------------------------------
+// CRoamingInfo::DoCancel
+//
+// Implements cancellation of an outstanding request.
+// -----------------------------------------------------------------------------
+//
+void CRoamingInfo::DoCancel()
+    {
+    iTelephony->CancelAsync(CTelephony::EGetCurrentNetworkInfoCancel );
+    }