/*
* Copyright (c) 2010 Nokia Corporation and/or its subsidiary(-ies).
* All rights reserved.
* This component and the accompanying materials are made available
* under the terms of "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: Media Image harvester plugin implementation
*
*/
#include "imageplugin.h"
#include <e32base.h>
#include "harvesterserverlogger.h"
#include "common.h"
#include "csearchdocument.h"
#include "ccpixindexer.h"
#include "mdeharvester.h"
#include "mdeobjectqueuemanager.h"
#include "mdsmediamonitor.h"
#include "mdssessionobjectutils.h"
#include "cpixmediaimagedoc.h"
#include "cpixindexerutils.h"
#include "mmcmonitor.h"
#include "cpixmdedbmanager.h"
#include "mdsitementity.h"
#include "OstTraceDefinitions.h"
#ifdef OST_TRACE_COMPILER_IN_USE
#include "imagepluginTraces.h"
#endif
//Constants
_LIT(KPathTrailer, "\\root\\media\\image");
//***** MEDAI AUDIO*****
#define MEDIA_QBASEAPPCLASS "@0:root media image"
#define LMEDIA_QBASEAPPCLASS L"@0:root media image"
#define MEDIAAPPCLASS "root media image"
#define LMEDIAAPPCLASS L"root media image"
#define MEDIAGENERICAPPCLASS ":root media image"
#define LMEDIAGENERICAPPCLASS L":root media image"
#define DATABASEPATH "\\root\\media\\image"
#define LDATABASEPATH "\\root\\media\\image"
// -----------------------------------------------------------------------------
CImagePlugin* CImagePlugin::NewL()
{
CImagePlugin* instance = CImagePlugin::NewLC();
CleanupStack::Pop(instance);
return instance;
}
// -----------------------------------------------------------------------------
CImagePlugin* CImagePlugin::NewLC()
{
CImagePlugin* instance = new (ELeave) CImagePlugin();
CleanupStack::PushL(instance);
instance->ConstructL();
return instance;
}
// -----------------------------------------------------------------------------
CImagePlugin::CImagePlugin()
{
//No implementation required.
//Necessary things done in ConstructL()
#ifdef __PERFORMANCE_DATA
count = 0;
# endif
}
// -----------------------------------------------------------------------------
CImagePlugin::~CImagePlugin()
{
delete iMdeHarvester;
delete iMdsMonitor;
delete iObjectJobQueueManager;
delete iMdsUtils;
delete iImageDocument;
delete iIndexerUtil;
delete iMMcMonitor;
delete iDBManager;
delete iMdsItem;
}
// -----------------------------------------------------------------------------
void CImagePlugin::ConstructL()
{
}
// -----------------------------------------------------------------------------
void CImagePlugin::StartPluginL()
{
OstTraceFunctionEntry0( CIMAGEPLUGIN_STARTPLUGINL_ENTRY );
CPIXLOGSTRING("CImagePlugin::StartPluginL");
// Define this base application class, use default location
iIndexerUtil = CCPixIndexerUtils::NewL(iSearchSession);
//Test well before use
TBuf<KMaxFileName> databasePathTemp;
databasePathTemp.Append(KPathTrailer);
iIndexerUtil->MountAllAvailableDriveL(_L(MEDIAGENERICAPPCLASS),databasePathTemp);
//Instantiate all monitoring and harvesting class here
iMdsUtils = CMdsSessionObjectUtils::NewL();
iMdsUtils->InitializeL(); //Create valid session in it
iObjectJobQueueManager = CMdeObjectQueueManager::NewL(this);
iMdeHarvester = CMdeHarvester::NewL(iMdsUtils->GetSession(),
this,iObjectJobQueueManager);
iMdsMonitor = CMdsMediaMonitor::NewL(iMdsUtils->GetSession(),iObjectJobQueueManager);
iMMcMonitor = CMMCMonitorUtil::NewL(this);//Observer is self
iMMcMonitor->StartMonitoring();
//Start Monitoring now
iMdsMonitor->StartMonitoringL(MdeConstants::Image::KImageObject);//Start monitoring Image objects
iImageDocument = CCPIXMediaImageDoc::NewL(); //Doc fetcher
// Start harvester for this plugin
iObserver->AddHarvestingQueue(this, _L(MEDIA_QBASEAPPCLASS) );
TUid uidOfPlugin = {0x20029ABB};
iDBManager = CCPIXMDEDbManager::NewL(uidOfPlugin);
iMdsItem = CMDSEntity::NewL();
OstTraceFunctionExit0( CIMAGEPLUGIN_STARTPLUGINL_EXIT );
}
void CImagePlugin::HarvestingCompletedL()
{
#ifdef __PERFORMANCE_DATA
UpdatePerformaceDataL();
#endif
iObserver->HarvestingCompleted(this, _L(MEDIA_QBASEAPPCLASS), KErrNone);
}
// -----------------------------------------------------------------------------
void CImagePlugin::StartHarvestingL( const TDesC& /*aMedia*/ )
{
OstTraceFunctionEntry0( CIMAGEPLUGIN_STARTHARVESTINGL_ENTRY );
//iIndexer->ResetL();//reset any indexes if exist already
CPIXLOGSTRING("CImagePlugin::StartHarvestingL");
iDBManager->ResetL();
iIndexerUtil->ResetAllL();
//Start Media harvesting here
#ifdef __PERFORMANCE_DATA
iStartTime.UniversalTime();
#endif
iMdeHarvester->DoHarvesetL(MdeConstants::Image::KImageObject);//Start Harvesting
OstTraceFunctionExit0( CIMAGEPLUGIN_STARTHARVESTINGL_EXIT );
}
//handle MMC event for the Drive
void CImagePlugin::HandleMMCEventL(const TDriveNumber aDrive,const TBool aMMCInsertRemoval)
{
TBuf<KMaxFileName> databasePathTemp;
databasePathTemp.Append(KPathTrailer);
if(aMMCInsertRemoval) //MMC inserted
{
//Test well before use
iIndexerUtil->MountDriveL(aDrive,_L(MEDIAGENERICAPPCLASS),databasePathTemp);
//reset indexes existing first
//With new Implementation no need to reset
//iIndexerUtil->GetIndexerFromDrive(aDrive)->ResetL();
}
else
{
//MMC is removed but we can not reset index here as Media physically not avilable so
// we have to do at the time of insertion only
//Unmount drive and also reset the index as we anyhow has to reindex on insertion back
iIndexerUtil->UnMountDriveL(aDrive,_L(MEDIAGENERICAPPCLASS),ETrue);
}
}
void CImagePlugin::HandleMdeItemL( TItemId aObjId, TCPixActionType aActionType)
{
//Get the object from object utils and get the CPIX document and add delete or update
OstTrace1( TRACE_NORMAL, CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL;aObjId=%d", aObjId );
CPIXLOGSTRING2("CImagePlugin::HandleMdeItemL(): aObjId = %d ", aObjId );
// creating CSearchDocument object with unique ID for this application
TBuf<KMaxFileName> docid_str;
if (aActionType == ECPixAddAction || aActionType == ECPixUpdateAction )
{
//The caller should always handle leave of HandleMdeItemL
if(iDBManager->IsAlreadyExistL(aObjId) && aActionType == ECPixAddAction)//Avoid reharvesting
{
OstTrace0( TRACE_NORMAL, DUP1_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL(): Already harvested returning" );
CPIXLOGSTRING("CImagePlugin::HandleMdeItemL(): Already harvested returning");
return;
}
CMdEObject& object= iMdsUtils->GetObjectL(aObjId,MdeConstants::Image::KImageObject);
CMdENamespaceDef& defaultNamespaceDef = iMdsUtils->GetSession()->GetDefaultNamespaceDefL();
CMdEObjectDef& audioObjDef = defaultNamespaceDef.GetObjectDefL(MdeConstants::Image::KImageObject);
CSearchDocument* index_item = iImageDocument->GetCpixDocumentL(object,_L(MEDIAAPPCLASS),audioObjDef);
iIndexer = iIndexerUtil->GetIndexerFromMediaId(object.MediaId());
if(!iIndexer)
{
delete index_item;
OstTrace0( TRACE_NORMAL, DUP2_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL(): Indexer not found" );
CPIXLOGSTRING("CImagePlugin::HandleMdeItemL(): Indexer not found");
return;
}
// Send for indexing
if (aActionType == ECPixAddAction)
{
#ifdef __PERFORMANCE_DATA
++count;
# endif
OstTrace0( TRACE_NORMAL, DUP3_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL(): Indexer found calling AddL" );
CPIXLOGSTRING("CImagePlugin::HandleMdeItemL(): Indexer found calling AddL");
//First check if it already exist in database
TRAPD(err, iIndexer->UpdateL(*index_item)); //Always Update to avoid reharvesting
if (err == KErrNone)
{
//Add entity to database for later use
iMdsItem->Reset();//reset existing values
iMdsItem->Setkey(aObjId);
iMdsItem->SetUri(iImageDocument->GetUri());
TDriveNumber drive;
iIndexerUtil->GetDriveFromMediaId(object.MediaId(),drive);
iMdsItem->SetDrive(drive);
iDBManager->AddL(aObjId,*iMdsItem);//Add to SyncDB
OstTrace0( TRACE_NORMAL, DUP4_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL(): Added." );
CPIXLOGSTRING("CImagePlugin::HandleMdeItemL(): Added.");
}
else
{
OstTrace1( TRACE_NORMAL, DUP5_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL;Error %d in adding", err );
CPIXLOGSTRING2("CImagePlugin::HandleMdeItemL(): Error %d in adding.", err);
}
}
else if (aActionType == ECPixUpdateAction)
{
//If DocID for e.g \image\something.jpeg itself changes the we have to compare
//existing URI with new one and Remove that first and Update to avoid
//Duplicate entries
iMdsItem->Reset();//reset existing values
TRAPD(err, iDBManager->GetItemL(aObjId,*iMdsItem));
if (err == KErrNone)
{
//Get the drivenumber from the syncDB to delete the appropriate docId
//in case an item is moved to different drive, delete from the old drive first and later update.
//comparing the absolute paths along with the root drives
if(iMdsItem->GetPath().Compare(object.Uri()) != 0)
{
CCPixIndexer *tempIndexer;
tempIndexer = iIndexerUtil->GetIndexerFromDrive(iMdsItem->DriveNumber());
tempIndexer->DeleteL(iMdsItem->Uri());
OstTrace0( TRACE_NORMAL, DUP6_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL(): Deleted existing URI for update" );
CPIXLOGSTRING("CImagePlugin::HandleMdeItemL(): Deleted existing URI for update");
}
TRAPD(error, iIndexer->UpdateL(*index_item));
if (error == KErrNone)
{
//Add as new
iMdsItem->Reset();//reset existing values
TDriveNumber drive;
iIndexerUtil->GetDriveFromMediaId(object.MediaId(),drive);
iMdsItem->Set(aObjId,iImageDocument->GetUri(),drive);
iDBManager->UpdateL(aObjId,*iMdsItem);//Add to SyncDB
OstTrace0( TRACE_NORMAL, DUP7_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL(): Updated." );
CPIXLOGSTRING("CImagePlugin::HandleMdeItemL(): Updated.");
}
else
{
OstTrace1( TRACE_NORMAL, DUP8_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL;Error %d in updating", err );
CPIXLOGSTRING2("CImagePlugin::HandleMdeItemL(): Error %d in updating.", error);
}
}
//If a media item is added when downloading or streaming begins, add event is surpassed
//by update or delete event because of delay introduced on monitered object by objectqueue manager
//So add the Item first, when GetItemL() leaves with item not found
else if(err == KErrNotFound)
{
TRAPD(error, iIndexer->UpdateL(*index_item));
if (error == KErrNone)
{
//Add entity to database for later use
iMdsItem->Reset();//reset existing values
iMdsItem->Setkey(aObjId);
iMdsItem->SetUri(iImageDocument->GetUri());//Use the Absolute URI
TDriveNumber drive;
iIndexerUtil->GetDriveFromMediaId(object.MediaId(),drive);
iMdsItem->SetDrive(drive);
iDBManager->AddL(aObjId,*iMdsItem);//Add to SyncDB
OstTrace0( TRACE_NORMAL, DUP9_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL(): Added Item before Update." );
CPIXLOGSTRING("CImagePlugin::HandleMdeItemL(): Added Item before Update.");
}
}
}
delete index_item;
iIndexer = NULL;//Assign to null not pointing to any memory
}
else if (aActionType == ECPixRemoveAction)
{
//We can not get media id of removed doc from MDS as it is deleed so we have to remove from
//all available Indexers
// Remove the document
//Get the Item from SyncDB for removed Item
iMdsItem->Reset();//reset existing values
TRAPD(error, iDBManager->GetItemL(aObjId,*iMdsItem));
if (error == KErrNone)
{
iIndexer = iIndexerUtil->GetIndexerFromDrive(iMdsItem->DriveNumber());//Get Indexer from drive
if(iIndexer) //If indexer found delete
{
docid_str.Copy(iMdsItem->Uri());
TRAPD(err, iIndexer->DeleteL(docid_str));//Delete it
if (err == KErrNone)
{
OstTrace0( TRACE_NORMAL, DUP10_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL(): Deleted." );
CPIXLOGSTRING("CImagePlugin::HandleMdeItemL(): Deleted.");
}
else
{
OstTrace1( TRACE_NORMAL, DUP11_CIMAGEPLUGIN_HANDLEMDEITEML, "CImagePlugin::HandleMdeItemL;Error %d in deleting", err );
CPIXLOGSTRING2("CImagePlugin::HandleMdeItemL(): Error %d in deleting.", err);
}
}
//delete entry from database
iDBManager->RemoveL(iMdsItem->Key());
}
iIndexer = NULL;//Assign to null not pointing to any memory
}
}
#ifdef __PERFORMANCE_DATA
void CImagePlugin::UpdateLogL()
{
UpdatePerformaceDataL();
}
void CImagePlugin::UpdatePerformaceDataL()
{
TTime now;
iCompleteTime.UniversalTime();
TTimeIntervalMicroSeconds timeDiff = iCompleteTime.MicroSecondsFrom(iStartTime);
RFs fileSession;
RFile perfFile;
User::LeaveIfError(fileSession.Connect ());
/* Open file if it exists, otherwise create it and write content in it */
if(perfFile.Open(fileSession, _L("c:\\data\\ImagePerf.txt"), EFileWrite))
User::LeaveIfError(perfFile.Create (fileSession, _L("c:\\data\\ImagePerf.txt"), EFileWrite));
HBufC8 *heap = HBufC8::NewL(100);
TPtr8 ptr = heap->Des();
now.HomeTime();
TBuf<100> timeString;
_LIT(KOwnTimeFormat,"%:0%H%:1%T%:2%S");
now.FormatL(timeString,KOwnTimeFormat);
ptr.AppendNum(now.DateTime().Day());
ptr.Append(_L("/"));
ptr.AppendNum(now.DateTime().Month());
ptr.Append(_L("/"));
ptr.AppendNum(now.DateTime().Year());
ptr.Append(_L(":"));
ptr.Append(timeString);
ptr.Append(_L("--"));
ptr.AppendNum(count);
ptr.Append( _L(" :Time took for Harvesting Image is : "));
ptr.AppendNum(timeDiff.Int64()/1000) ;
ptr.Append(_L(" MilliSeonds \n"));
TInt myInt = 0;
perfFile.Seek(ESeekEnd,myInt);
perfFile.Write (ptr);
perfFile.Close ();
fileSession.Close ();
delete heap;
}
#endif
// End of file