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path: root/Core.cpp
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/** \file Core.cpp
\brief Define the class for the core
\author alpha_one_x86
\version 0.3
\date 2010
\licence GPL3, see the file COPYING */

#include <QMessageBox>
#include <QtPlugin>

#include "Core.h"

Core::Core(CopyEngineManager *copyEngineList)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start");
	this->copyEngineList=copyEngineList;
	nextId=0;
	forUpateInformation.setInterval(ULTRACOPIER_TIME_INTERFACE_UPDATE);
	loadInterface();
	//connect(&copyEngineList,	SIGNAL(newCanDoOnlyCopy(bool)),				this,	SIGNAL(newCanDoOnlyCopy(bool)));
	connect(themes,			SIGNAL(theThemeNeedBeUnloaded()),			this,	SLOT(unloadInterface()));
	connect(themes,			SIGNAL(theThemeIsReloaded()),				this,	SLOT(loadInterface()));
	connect(&forUpateInformation,	SIGNAL(timeout()),					this,	SLOT(periodicSynchronization()));

	qRegisterMetaType<QList<returnActionOnCopyList> >("QList<returnActionOnCopyList>");
	qRegisterMetaType<QList<ProgressionItem> >("QList<ProgressionItem>");
	qRegisterMetaType<QList<int> >("QList<int>");
	qRegisterMetaType<QList<QUrl> >("QList<QUrl>");
	qRegisterMetaType<EngineActionInProgress>("EngineActionInProgress");
	qRegisterMetaType<CopyMode >("CopyMode");
	qRegisterMetaType<QList<returnActionOnCopyList> >("QList<returnActionOnCopyList>");
	qRegisterMetaType<QList<ProgressionItem> >("QList<ProgressionItem>");
}

void Core::newCopy(const quint32 &orderId,const QStringList &protocolsUsedForTheSources,const QStringList &sources)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start");
	if(openNewCopyEngineInstance(Copy,false,protocolsUsedForTheSources)==-1)
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to get a copy engine instance");
		QMessageBox::critical(NULL,tr("Error"),tr("Unable to get a copy engine instance"));
		return;
	}
	copyList.last().orderId<<orderId;
	copyList.last().engine->newCopy(sources);
	copyList.last().interface->haveExternalOrder();
}

void Core::newCopy(const quint32 &orderId,const QStringList &protocolsUsedForTheSources,const QStringList &sources,const QString &protocolsUsedForTheDestination,const QString &destination)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start: "+sources.join(";")+", dest: "+destination);
	//search to group the window
	int GroupWindowWhen=options->getOptionValue("Ultracopier","GroupWindowWhen").toInt();
	bool haveSameSource=false,haveSameDestination=false;
	if(GroupWindowWhen!=0)
	{
		int index=0;
		while(index<copyList.size())
		{
			if(!copyList.at(index).ignoreMode && copyList.at(index).mode==Copy)
			{
				if(GroupWindowWhen!=5)
				{
					if(GroupWindowWhen!=2)
						haveSameSource=copyList.at(index).engine->haveSameSource(sources);
					if(GroupWindowWhen!=1)
						haveSameDestination=copyList.at(index).engine->haveSameDestination(destination);
				}
				if(
					GroupWindowWhen==5 ||
					(GroupWindowWhen==1 && haveSameSource) ||
					(GroupWindowWhen==2 && haveSameDestination) ||
					(GroupWindowWhen==3 && (haveSameSource && haveSameDestination)) ||
					(GroupWindowWhen==4 && (haveSameSource || haveSameDestination))
					)
				{
					/*protocols are same*/
					if(copyEngineList->protocolsSupportedByTheCopyEngine(copyList.at(index).engine,protocolsUsedForTheSources,protocolsUsedForTheDestination))
					{
						copyList[index].orderId<<orderId;
						copyList.at(index).engine->newCopy(sources,destination);
						copyList.at(index).interface->haveExternalOrder();
						return;
					}
				}
			}
			index++;
		}
	}
	//else open new windows
	if(openNewCopyEngineInstance(Copy,false,protocolsUsedForTheSources,protocolsUsedForTheDestination)==-1)
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to get a copy engine instance");
		QMessageBox::critical(NULL,tr("Error"),tr("Unable to get a copy engine instance"));
		return;
	}
	copyList.last().orderId<<orderId;
	copyList.last().engine->newCopy(sources,destination);
	copyList.last().interface->haveExternalOrder();
}

void Core::newMove(const quint32 &orderId,const QStringList &protocolsUsedForTheSources,const QStringList &sources)
{
	if(openNewCopyEngineInstance(Move,false,protocolsUsedForTheSources)==-1)
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to get a copy engine instance");
		QMessageBox::critical(NULL,tr("Error"),tr("Unable to get a copy engine instance"));
		return;
	}
	copyList.last().orderId<<orderId;
	copyList.last().engine->newMove(sources);
	copyList.last().interface->haveExternalOrder();
}

void Core::newMove(const quint32 &orderId,const QStringList &protocolsUsedForTheSources,const QStringList &sources,const QString &protocolsUsedForTheDestination,const QString &destination)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start: "+sources.join(";")+", dest: "+destination);
	//search to group the window
	int GroupWindowWhen=options->getOptionValue("Ultracopier","GroupWindowWhen").toInt();
	bool haveSameSource=false,haveSameDestination=false;
	if(GroupWindowWhen!=0)
	{
		int index=0;
		while(index<copyList.size())
		{
			if(!copyList.at(index).ignoreMode && copyList.at(index).mode==Move)
			{
				if(GroupWindowWhen!=5)
				{
					if(GroupWindowWhen!=2)
						haveSameSource=copyList.at(index).engine->haveSameSource(sources);
					if(GroupWindowWhen!=1)
						haveSameDestination=copyList.at(index).engine->haveSameDestination(destination);
				}
				if(
					GroupWindowWhen==5 ||
					(GroupWindowWhen==1 && haveSameSource) ||
					(GroupWindowWhen==2 && haveSameDestination) ||
					(GroupWindowWhen==3 && (haveSameSource && haveSameDestination)) ||
					(GroupWindowWhen==4 && (haveSameSource || haveSameDestination))
					)
				{
					/*protocols are same*/
					if(copyEngineList->protocolsSupportedByTheCopyEngine(copyList.at(index).engine,protocolsUsedForTheSources,protocolsUsedForTheDestination))
					{
						copyList[index].orderId<<orderId;
						copyList.at(index).engine->newCopy(sources,destination);
						copyList.at(index).interface->haveExternalOrder();
						return;
					}
				}
			}
			index++;
		}
	}
	//else open new windows
	if(openNewCopyEngineInstance(Move,false,protocolsUsedForTheSources,protocolsUsedForTheDestination)==-1)
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to get a copy engine instance");
		QMessageBox::critical(NULL,tr("Error"),tr("Unable to get a copy engine instance"));
		return;
	}
	copyList.last().orderId<<orderId;
	copyList.last().engine->newMove(sources,destination);
	copyList.last().interface->haveExternalOrder();
}

/// \brief name to open the right copy engine
void Core::addWindowCopyMove(const CopyMode &mode,const QString &name)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start: "+name);
	if(openNewCopyEngineInstance(mode,false,name)==-1)
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to get a copy engine instance");
		QMessageBox::critical(NULL,tr("Error"),tr("Unable to get a copy engine instance"));
		return;
	}
	ActionOnManualOpen ActionOnManualOpen_value=(ActionOnManualOpen)options->getOptionValue("Ultracopier","ActionOnManualOpen").toInt();
	if(ActionOnManualOpen_value!=ActionOnManualOpen_Nothing)
	{
		if(ActionOnManualOpen_value==ActionOnManualOpen_Folder)
			copyList.last().engine->userAddFolder(mode);
		else
			copyList.last().engine->userAddFile(mode);
	}
}

/// \brief name to open the right copy engine
void Core::addWindowTransfer(const QString &name)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start"+name);
	if(openNewCopyEngineInstance(Copy,true,name)==-1)
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to get a copy engine instance");
		QMessageBox::critical(NULL,tr("Error"),tr("Unable to get a copy engine instance"));
		return;
	}
}

/** new transfer list pased by the CLI */
void Core::newTransferList(QString engine,QString mode,QString file)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,QString("engine: %1, mode: %2, file: %3").arg(engine).arg(mode).arg(file));
	if(mode=="Transfer")
	{
		if(openNewCopyEngineInstance(Copy,true,engine)==-1)
		{
			ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to get a copy engine instance");
			QMessageBox::critical(NULL,tr("Error"),tr("Unable to get a copy engine instance"));
			return;
		}
	}
	else if(mode=="Copy")
	{
		if(openNewCopyEngineInstance(Copy,false,engine)==-1)
		{
			ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to get a copy engine instance");
			QMessageBox::critical(NULL,tr("Error"),tr("Unable to get a copy engine instance"));
			return;
		}
	}
	else if(mode=="Move")
	{
		if(openNewCopyEngineInstance(Move,false,engine)==-1)
		{
			ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to get a copy engine instance");
			QMessageBox::critical(NULL,tr("Error"),tr("Unable to get a copy engine instance"));
			return;
		}
	}
	else
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"The argument for the mode is not understand");
		QMessageBox::critical(NULL,tr("Error"),tr("The argument for the mode is not understand"));
		return;
	}
	copyList.last().engine->newTransferList(file);
}

void Core::loadInterface()
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start");
	//load the extra files to check the themes availability
	if(copyList.size()>0)
	{
		bool error=false;
		index=0;
		loop_size=copyList.size();
		while(index<loop_size)
		{
			copyList[index].interface=themes->getThemesInstance();
			if(copyList[index].interface==NULL)
			{
				copyInstanceCanceledByIndex(index);
				index--;
				error=true;
			}
			else
			{
				if(!copyList.at(index).ignoreMode)
					copyList.at(index).interface->forceCopyMode(copyList.at(index).mode);
				connectInterfaceAndSync(copyList.count()-1);
				copyList.at(index).engine->syncTransferList();
			}
			index++;
		}
		if(error)
		{
			ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to load the interface, copy aborted");
			QMessageBox::critical(NULL,tr("Error"),tr("Unable to load the interface, copy aborted"));
		}
	}
}

void Core::unloadInterface()
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start");
	index=0;
	loop_size=copyList.size();
	while(index<loop_size)
	{
		if(copyList.at(index).interface!=NULL)
		{
			disconnectInterface(index);
			delete copyList.at(index).interface;
			copyList[index].interface=NULL;
			copyList[index].copyEngineIsSync=false;
		}
		index++;
	}
}

int Core::incrementId()
{
	do
	{
		nextId++;
		if(nextId>2000000)
			nextId=0;
	} while(idList.contains(nextId));
	return nextId;
}

/** open with specific source/destination
\param move Copy or move
\param ignoreMode if need ignore the mode
\param protocolsUsedForTheSources protocols used for sources
\param protocolsUsedForTheDestination protocols used for destination
*/
int Core::openNewCopyEngineInstance(const CopyMode &mode,const bool &ignoreMode,const QStringList &protocolsUsedForTheSources,const QString &protocolsUsedForTheDestination)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start");
	CopyEngineManager::returnCopyEngine returnInformations=copyEngineList->getCopyEngine(mode,protocolsUsedForTheSources,protocolsUsedForTheDestination);
	if(returnInformations.engine==NULL)
		return -1;
	return connectCopyEngine(mode,ignoreMode,returnInformations);
}

/** open with specific copy engine
\param move Copy or move
\param ignoreMode if need ignore the mode
\param protocolsUsedForTheSources protocols used for sources
\param protocolsUsedForTheDestination protocols used for destination
*/
int Core::openNewCopyEngineInstance(const CopyMode &mode,const bool &ignoreMode,const QString &name)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start, mode: "+QString::number(mode)+", name: "+name);
	CopyEngineManager::returnCopyEngine returnInformations=copyEngineList->getCopyEngine(mode,name);
	if(returnInformations.engine==NULL)
		return -1;
	return connectCopyEngine(mode,ignoreMode,returnInformations);
}

/** Connect the copy engine instance provided previously to the management */
int Core::connectCopyEngine(const CopyMode &mode,bool ignoreMode,const CopyEngineManager::returnCopyEngine &returnInformations)
{
	if(returnInformations.canDoOnlyCopy)
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Mode force for unknow reason");
		ignoreMode=false;//force mode if need, normaly not used
	}
	CopyInstance newItem;
	newItem.engine=returnInformations.engine;
	if(newItem.engine!=NULL)
	{
		PluginInterface_Themes *theme=themes->getThemesInstance();
		if(theme!=NULL)
		{
			newItem.id=incrementId();
			newItem.lastProgression=0;
			newItem.interface=theme;
			newItem.ignoreMode=ignoreMode;
			newItem.mode=mode;
			newItem.type=returnInformations.type;
			newItem.transferListOperation=returnInformations.transferListOperation;
			newItem.baseTime=0;
			newItem.numberOfFile=0;
			newItem.numberOfTransferedFile=0;
			newItem.currentProgression=0;
			newItem.totalProgression=0;
			newItem.action=Idle;
			newItem.lastProgression=0;//store the real byte transfered, used in time remaining calculation
			newItem.isPaused=false;
			newItem.baseTime=0;//stored in ms
			newItem.isRunning=false;
			newItem.haveError=false;
			newItem.lastConditionalSync.start();
			newItem.nextConditionalSync=new QTimer();
			newItem.nextConditionalSync->setSingleShot(true);
			newItem.copyEngineIsSync=true;

			if(!ignoreMode)
			{
				newItem.interface->forceCopyMode(mode);
				newItem.engine->forceMode(mode);
			}
			if(copyList.size()==0)
				forUpateInformation.start();
			copyList << newItem;
			connectEngine(copyList.count()-1);
			connectInterfaceAndSync(copyList.count()-1);
			return newItem.id;
		}
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to load the interface, copy aborted");
		delete newItem.engine;
		QMessageBox::critical(NULL,tr("Error"),tr("Unable to load the interface, copy aborted"));
	}
	else
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to load the copy engine, copy aborted");
		QMessageBox::critical(NULL,tr("Error"),tr("Unable to load the copy engine, copy aborted"));
	}
	return -1;
}

void Core::resetSpeedDetectedEngine()
{
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
		resetSpeedDetected(index);
}

void Core::resetSpeedDetectedInterface()
{
	int index=indexCopySenderInterface();
	if(index!=-1)
		resetSpeedDetected(index);
}

void Core::resetSpeedDetected(const int &index)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,QString("start on %1").arg(index));
	copyList[index].runningTime.restart();
	copyList[index].lastSpeedDetected.clear();
	copyList[index].lastSpeedTime.clear();
}

void Core::actionInProgess(const EngineActionInProgress &action)
{
	index=indexCopySenderCopyEngine();
	if(index!=-1)
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,QString("action: %1, from %2").arg(action).arg(index));
		//drop here the duplicate action
		if(copyList[index].action==action)
		{
			ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,QString("The copy engine have send 2x the same EngineActionInProgress"));
			return;
		}
		//update time runing for time remaning caculation
		if(action==Copying || action==CopyingAndListing)
		{
			if(!copyList.at(index).isRunning)
			{
				copyList[index].isRunning=true;
				copyList[index].runningTime.restart();
			}
		}
		else
		{
			if(copyList.at(index).isRunning)
			{
				copyList[index].isRunning=false;
				copyList[index].baseTime+=copyList[index].runningTime.elapsed();
			}
		}
		//do sync
		periodicSynchronization(index);
		copyList[index].action=action;
		if(copyList.at(index).interface!=NULL)
			copyList.at(index).interface->actionInProgess(action);
		if(action==Idle)
		{
			index_sub_loop=0;
			loop_size=copyList.at(index).orderId.size();
			while(index_sub_loop<loop_size)
			{
				emit copyCanceled(copyList.at(index).orderId.at(index_sub_loop));
				index_sub_loop++;
			}
			copyList[index].orderId.clear();
			resetSpeedDetected(index);
		}
	}
	else
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"unable to locate the interface sender");
}

void Core::newFolderListing(const QString &path)
{
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
	{
		copyList[index].folderListing=path;
		copyList.at(index).interface->newFolderListing(path);
	}
}

void Core::newCollisionAction(const QString &action)
{
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
	{
		copyList[index].collisionAction=action;
		copyList.at(index).interface->newCollisionAction(action);
	}
}

void Core::newErrorAction(const QString &action)
{
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
	{
		copyList[index].errorAction=action;
		copyList.at(index).interface->newErrorAction(action);
	}
}

void Core::isInPause(const bool &isPaused)
{
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
	{
		if(!isPaused)
			resetSpeedDetected(index);
		copyList[index].isPaused=isPaused;
		copyList.at(index).interface->isInPause(isPaused);
	}
}

/// \brief get the right copy instance (copy engine + interface), by signal emited from copy engine
int Core::indexCopySenderCopyEngine()
{
	QObject * senderObject=sender();
	if(senderObject==NULL)
	{
		//QMessageBox::critical(NULL,tr("Internal error"),tr("A communication error occured between the interface and the copy plugin. Please report this bug."));
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Qt sender() NULL");
		return -1;
	}
	index=0;
	loop_size=copyList.size();
	while(index<loop_size)
	{
		if(copyList.at(index).engine==senderObject)
			return index;
		index++;
	}
	//QMessageBox::critical(NULL,tr("Internal error"),tr("A communication error occured between the interface and the copy plugin. Please report this bug."));
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Sender not located in the list");
	return -1;
}

/// \brief get the right copy instance (copy engine + interface), by signal emited from interface
int Core::indexCopySenderInterface()
{
	QObject * senderObject=sender();
	if(senderObject==NULL)
	{
		//QMessageBox::critical(NULL,tr("Internal error"),tr("A communication error occured between the interface and the copy plugin. Please report this bug."));
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Qt sender() NULL");
		return -1;
	}
	index=0;
	loop_size=copyList.size();
	while(index<loop_size)
	{
		if(copyList.at(index).interface==senderObject)
			return index;
		index++;
	}
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Unable to locate QObject * sender");
	PluginInterface_Themes * interface = qobject_cast<PluginInterface_Themes *>(senderObject);
	if(interface==NULL)
	{
		//QMessageBox::critical(NULL,tr("Internal error"),tr("A communication error occured between the interface and the copy plugin. Please report this bug."));
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Qt sender themes NULL");
		return -1;
	}
	index=0;
	while(index<loop_size)
	{
		if(copyList.at(index).interface==interface)
			return index;
		index++;
	}
	//QMessageBox::critical(NULL,tr("Internal error"),tr("A communication error occured between the interface and the copy plugin. Please report this bug."));
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Sender not located in the list");
	return -1;
}

void Core::connectEngine(const int &index)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,QString("start with index: %1: %2").arg(index).arg((quint64)sender()));
	disconnectEngine(index);

	CopyInstance& currentCopyInstance=copyList[index];
	if(!connect(currentCopyInstance.engine,SIGNAL(newFolderListing(QString)),			this,SLOT(newFolderListing(QString)),Qt::QueuedConnection))//to check to change
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for newFolderListing()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(newCollisionAction(QString)),			this,SLOT(newCollisionAction(QString)),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for newCollisionAction()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(newErrorAction(QString)),			this,SLOT(newErrorAction(QString)),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for newErrorAction()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(actionInProgess(EngineActionInProgress)),	this,SLOT(actionInProgess(EngineActionInProgress)),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for actionInProgess()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(isInPause(bool)),				this,SLOT(isInPause(bool)),Qt::QueuedConnection))//to check to change
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for isInPause()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(cancelAll()),					this,SLOT(copyInstanceCanceledByEngine()),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for cancelAll()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(error(QString,quint64,QDateTime,QString)),	this,SLOT(error(QString,quint64,QDateTime,QString)),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for error()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(rmPath(QString)),				this,SLOT(rmPath(QString)),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for rmPath()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(mkPath(QString)),				this,SLOT(mkPath(QString)),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for mkPath()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(syncReady()),					this,SLOT(syncReady()),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for syncReady()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(canBeDeleted()),					this,SLOT(deleteCopyEngine()),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the engine can not work correctly: %1: %2 for syncReady()").arg(index).arg((quint64)sender()));
}

void Core::connectInterfaceAndSync(const int &index)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,QString("start with index: %1: %2").arg(index).arg((quint64)sender()));
	disconnectInterface(index);

	CopyInstance& currentCopyInstance=copyList[index];
	if(!connect(currentCopyInstance.interface,SIGNAL(pause()),					currentCopyInstance.engine,SLOT(pause())))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for pause()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(resume()),					currentCopyInstance.engine,SLOT(resume())))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for resume()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(skip(quint64)),				currentCopyInstance.engine,SLOT(skip(quint64))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for skip()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(sendErrorAction(QString)),			currentCopyInstance.engine,SLOT(setErrorAction(QString))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for sendErrorAction()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(newSpeedLimitation(qint64)),		currentCopyInstance.engine,SLOT(setSpeedLimitation(qint64))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for newSpeedLimitation()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(sendCollisionAction(QString)),		currentCopyInstance.engine,SLOT(setCollisionAction(QString))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for sendCollisionAction()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(userAddFolder(CopyMode)),			currentCopyInstance.engine,SLOT(userAddFolder(CopyMode))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for userAddFolder()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(userAddFile(CopyMode)),			currentCopyInstance.engine,SLOT(userAddFile(CopyMode))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for userAddFile()").arg(index).arg((quint64)sender()));

	if(!connect(currentCopyInstance.interface,SIGNAL(removeItems(QList<int>)),			currentCopyInstance.engine,SLOT(removeItems(QList<int>))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for removeItems()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(moveItemsOnTop(QList<int>)),		currentCopyInstance.engine,SLOT(moveItemsOnTop(QList<int>))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for moveItemsOnTop()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(moveItemsUp(QList<int>)),			currentCopyInstance.engine,SLOT(moveItemsUp(QList<int>))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for moveItemsUp()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(moveItemsDown(QList<int>)),		currentCopyInstance.engine,SLOT(moveItemsDown(QList<int>))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for moveItemsDown()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(moveItemsOnBottom(QList<int>)),		currentCopyInstance.engine,SLOT(moveItemsOnBottom(QList<int>))))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for moveItemsOnBottom()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(exportTransferList()),			currentCopyInstance.engine,SLOT(exportTransferList())))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for exportTransferList()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(importTransferList()),			currentCopyInstance.engine,SLOT(importTransferList())))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for importTransferList()").arg(index).arg((quint64)sender()));

	if(!connect(currentCopyInstance.interface,SIGNAL(newSpeedLimitation(qint64)),		this,SLOT(resetSpeedDetectedInterface())))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for newSpeedLimitation()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(resume()),					this,SLOT(resetSpeedDetectedInterface())))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for resume()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(cancel()),					this,SLOT(copyInstanceCanceledByInterface()),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for cancel()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.interface,SIGNAL(urlDropped(QList<QUrl>)),			this,SLOT(urlDropped(QList<QUrl>)),Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for urlDropped()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(newActionOnList(QList<returnActionOnCopyList>)),this,SLOT(getActionOnList(QList<returnActionOnCopyList>)),	Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for newActionOnList()").arg(index).arg((quint64)sender()));

	if(!connect(currentCopyInstance.engine,SIGNAL(pushFileProgression(QList<ProgressionItem>)),		currentCopyInstance.interface,SLOT(setFileProgression(QList<ProgressionItem>)),		Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for pushFileProgression()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(pushGeneralProgression(quint64,quint64)),		currentCopyInstance.interface,SLOT(setGeneralProgression(quint64,quint64)),		Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for pushGeneralProgression()").arg(index).arg((quint64)sender()));
	if(!connect(currentCopyInstance.engine,SIGNAL(pushGeneralProgression(quint64,quint64)),		this,SLOT(pushGeneralProgression(quint64,quint64)),		Qt::QueuedConnection))
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,QString("error at connect, the interface can not work correctly: %1: %2 for pushGeneralProgression() for this").arg(index).arg((quint64)sender()));

	currentCopyInstance.interface->setSpeedLimitation(currentCopyInstance.engine->getSpeedLimitation());
	currentCopyInstance.interface->setErrorAction(currentCopyInstance.engine->getErrorAction());
	currentCopyInstance.interface->setCollisionAction(currentCopyInstance.engine->getCollisionAction());
	currentCopyInstance.interface->setCopyType(currentCopyInstance.type);
	currentCopyInstance.interface->setTransferListOperation(currentCopyInstance.transferListOperation);
	currentCopyInstance.interface->actionInProgess(currentCopyInstance.action);
	currentCopyInstance.interface->isInPause(currentCopyInstance.isPaused);
	if(currentCopyInstance.haveError)
		currentCopyInstance.interface->errorDetected();
	QWidget *tempWidget=currentCopyInstance.interface->getOptionsEngineWidget();
	if(tempWidget!=NULL)
		currentCopyInstance.interface->getOptionsEngineEnabled(currentCopyInstance.engine->getOptionsEngine(tempWidget));
	//important, to have the modal dialog
	currentCopyInstance.engine->setInterfacePointer(currentCopyInstance.interface);

	//put entry into the interface
	currentCopyInstance.engine->syncTransferList();

	//force the updating, without wait the timer
	periodicSynchronization(index);
}

void Core::disconnectEngine(const int &index)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,QString("start with index: %1").arg(index));
//	CopyInstance& currentCopyInstance=copyList[index];
/*	disconnect(currentCopyInstance.engine,SIGNAL(newFolderListing(QString)),			this,SLOT(newFolderListing(QString)));//to check to change
	disconnect(currentCopyInstance.engine,SIGNAL(newCollisionAction(QString)),		this,SLOT(newCollisionAction(QString)));
	disconnect(currentCopyInstance.engine,SIGNAL(newErrorAction(QString)),			this,SLOT(newErrorAction(QString)));
	disconnect(currentCopyInstance.engine,SIGNAL(actionInProgess(EngineActionInProgress)),	this,SLOT(actionInProgess(EngineActionInProgress)));
	disconnect(currentCopyInstance.engine,SIGNAL(isInPause(bool)),				this,SLOT(isInPause(bool)));//to check to change
	disconnect(currentCopyInstance.engine,SIGNAL(cancelAll()),				this,SLOT(copyInstanceCanceledByEngine()));
	disconnect(currentCopyInstance.engine,SIGNAL(error(QString,quint64,QDateTime,QString)),	this,SLOT(error(QString,quint64,QDateTime,QString)));
	disconnect(currentCopyInstance.engine,SIGNAL(rmPath(QString)),				this,SLOT(rmPath(QString)));
	disconnect(currentCopyInstance.engine,SIGNAL(mkPath(QString)),				this,SLOT(mkPath(QString)));*/

}

void Core::disconnectInterface(const int &index)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,QString("start with index: %1").arg(index));
	Q_UNUSED(index);
/*	CopyInstance& currentCopyInstance=copyList[index];
	disconnect(currentCopyInstance.interface,SIGNAL(pause()),				currentCopyInstance.engine,SLOT(pause()));
	disconnect(currentCopyInstance.interface,SIGNAL(resume()),				currentCopyInstance.engine,SLOT(resume()));
	disconnect(currentCopyInstance.interface,SIGNAL(skip(quint64)),				currentCopyInstance.engine,SLOT(skip(quint64)));
	disconnect(currentCopyInstance.interface,SIGNAL(sendErrorAction(QString)),		currentCopyInstance.engine,SLOT(setErrorAction(QString)));
	disconnect(currentCopyInstance.interface,SIGNAL(newSpeedLimitation(qint64)),		currentCopyInstance.engine,SLOT(setSpeedLimitation(qint64)));
	disconnect(currentCopyInstance.interface,SIGNAL(sendCollisionAction(QString)),		currentCopyInstance.engine,SLOT(setCollisionAction(QString)));
	disconnect(currentCopyInstance.interface,SIGNAL(userAddFolder(CopyMode)),		currentCopyInstance.engine,SLOT(userAddFolder(CopyMode)));
	disconnect(currentCopyInstance.interface,SIGNAL(userAddFile(CopyMode)),			currentCopyInstance.engine,SLOT(userAddFile(CopyMode)));

	disconnect(currentCopyInstance.interface,SIGNAL(removeItems(QList<int>)),		currentCopyInstance.engine,SLOT(removeItems(QList<int>)));
	disconnect(currentCopyInstance.interface,SIGNAL(moveItemsOnTop(QList<int>)),		currentCopyInstance.engine,SLOT(moveItemsOnTop(QList<int>)));
	disconnect(currentCopyInstance.interface,SIGNAL(moveItemsUp(QList<int>)),		currentCopyInstance.engine,SLOT(moveItemsUp(QList<int>)));
	disconnect(currentCopyInstance.interface,SIGNAL(moveItemsDown(QList<int>)),		currentCopyInstance.engine,SLOT(moveItemsDown(QList<int>)));
	disconnect(currentCopyInstance.interface,SIGNAL(moveItemsOnBottom(QList<int>)),		currentCopyInstance.engine,SLOT(moveItemsOnBottom(QList<int>)));

	disconnect(currentCopyInstance.interface,SIGNAL(newSpeedLimitation(qint64)),		this,SLOT(resetSpeedDetectedInterface()));
	disconnect(currentCopyInstance.interface,SIGNAL(resume()),				this,SLOT(resetSpeedDetectedInterface()));
	disconnect(currentCopyInstance.interface,SIGNAL(cancel()),				this,SLOT(copyInstanceCanceledByInterface()));
	disconnect(currentCopyInstance.interface,SIGNAL(urlDropped(QList<QUrl>)),		this,SLOT(urlDropped(QList<QUrl>)));

	disconnect(currentCopyInstance.engine,SIGNAL(newActionOnList(QList<returnActionOnCopyList>)),	currentCopyInstance.interface,SLOT(getActionOnList(QList<returnActionOnCopyList>)));
	disconnect(currentCopyInstance.engine,SIGNAL(pushFileProgression(QList<ProgressionItem>)),	currentCopyInstance.interface,SLOT(setFileProgression(QList<ProgressionItem>)));
	disconnect(currentCopyInstance.engine,SIGNAL(pushGeneralProgression(quint64,quint64)),		currentCopyInstance.interface,SLOT(setGeneralProgression(quint64,quint64)));*/
}

void Core::periodicSynchronization()
{
	index_sub_loop=0;
	loop_size=copyList.size();
	while(index_sub_loop<loop_size)
	{
		if(copyList.at(index_sub_loop).action==Copying || copyList.at(index_sub_loop).action==CopyingAndListing)
			periodicSynchronization(index_sub_loop);
		index_sub_loop++;
	}
}

void Core::periodicSynchronization(const int &index)
{
	CopyInstance& currentCopyInstance=copyList[index];
	if(currentCopyInstance.engine==NULL || currentCopyInstance.interface==NULL)
	{
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Critical,"some thread is null");
		return;
	}

	/** ***************** Do time calcul ******************* **/
	if(!currentCopyInstance.isPaused)
	{
		//calcul the last difference of the transfere
		realByteTransfered=currentCopyInstance.engine->realByteTransfered();
		diffCopiedSize=0;
		if(realByteTransfered>=currentCopyInstance.lastProgression)
			diffCopiedSize=realByteTransfered-currentCopyInstance.lastProgression;
		currentCopyInstance.lastProgression=realByteTransfered;

		// algo 1:
		// ((double)currentProgression)/totalProgression -> example: done 80% -> 0.8
		// baseTime+runningTime -> example: done into 80s, remaining time: 80/0.8-80=80*(1/0.8-1)=20s
		// algo 2 (not used):
		// remaining byte/current speed

		transferAddedTime=currentCopyInstance.baseTime+currentCopyInstance.runningTime.elapsed();

		//remaining time: (total byte - lastProgression)/byte per ms since the start
		if(currentCopyInstance.totalProgression==0 || currentCopyInstance.currentProgression==0)
			currentCopyInstance.interface->remainingTime(-1);
		else
			currentCopyInstance.interface->remainingTime(transferAddedTime*((double)currentCopyInstance.totalProgression/(double)currentCopyInstance.currentProgression-1)/1000);

		//do the speed calculation
		if(lastProgressionTime.isNull())
			lastProgressionTime.start();
		else
		{
			if((currentCopyInstance.action==Copying || currentCopyInstance.action==CopyingAndListing))
			{
				currentCopyInstance.lastSpeedTime << lastProgressionTime.elapsed();
				currentCopyInstance.lastSpeedDetected << diffCopiedSize;
				while(currentCopyInstance.lastSpeedDetected.size()>ULTRACOPIER_MAXVALUESPEEDSTORED)
				{
					currentCopyInstance.lastSpeedTime.removeFirst();
					currentCopyInstance.lastSpeedDetected.removeFirst();
				}
				totTime=0;
				totSpeed=0;
				index_sub_loop=0;
				loop_size=currentCopyInstance.lastSpeedDetected.size();
				while(index_sub_loop<loop_size)
				{
					totTime+=currentCopyInstance.lastSpeedTime.at(index_sub_loop);
					totSpeed+=currentCopyInstance.lastSpeedDetected.at(index_sub_loop);
					index_sub_loop++;
				}
				totTime/=1000;
				currentCopyInstance.interface->detectedSpeed(totSpeed/totTime);
			}
			lastProgressionTime.restart();
		}
	}
}

/// \brief the copy engine have canceled the transfer
void Core::copyInstanceCanceledByEngine()
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start");
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
		copyInstanceCanceledByIndex(index);
	else
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"unable to locate the copy engine sender");
}

/// \brief the interface have canceled the transfer
void Core::copyInstanceCanceledByInterface()
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start");
	int index=indexCopySenderInterface();
	if(index!=-1)
		copyInstanceCanceledByIndex(index);
	else
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"unable to locate the copy engine sender");
}

/// \brief the transfer have been canceled
void Core::copyInstanceCanceledByIndex(const int &index)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start, remove with the index: "+QString::number(index));
	disconnectEngine(index);
	disconnectInterface(index);
	CopyInstance& currentCopyInstance=copyList[index];
	currentCopyInstance.engine->cancel();
	delete currentCopyInstance.nextConditionalSync;
	currentCopyInstance.engine->cancel();
	delete currentCopyInstance.interface;
	index_sub_loop=0;
	loop_size=currentCopyInstance.orderId.size();
	while(index_sub_loop<loop_size)
	{
		emit copyCanceled(currentCopyInstance.orderId.at(index_sub_loop));
		index_sub_loop++;
	}
	currentCopyInstance.orderId.clear();
	copyList.removeAt(index);
	if(copyList.size()==0)
		forUpateInformation.stop();
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"copyList.size(): "+QString::number(copyList.size()));
}

/// \brief only when the copy engine say it's ready to delete them self, it call this
void Core::deleteCopyEngine()
{
	QObject * senderObject=sender();
	if(senderObject==NULL)
	{
		//QMessageBox::critical(NULL,tr("Internal error"),tr("A communication error occured between the interface and the copy plugin. Please report this bug."));
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Qt sender() NULL");
		return;
	}
	PluginInterface_CopyEngine * copyEngine = static_cast<PluginInterface_CopyEngine *>(senderObject);
	if(copyEngine==NULL)
	{
		//QMessageBox::critical(NULL,tr("Internal error"),tr("A communication error occured between the interface and the copy plugin. Please report this bug."));
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"Qt sender() NULL");
		return;
	}
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start, delete the copy engine");
	delete copyEngine;
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"stop, delete the copy engine");
}

//error occurred
void Core::error(const QString &path,const quint64 &size,const QDateTime &mtime,const QString &error)
{
	log.error(path,size,mtime,error);
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
	{
		copyList[index].haveError=true;
		copyList.at(index).interface->errorDetected();
	}
	else
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"unable to locate the copy engine sender");
}

//for the extra logging
void Core::rmPath(const QString &path)
{
	log.rmPath(path);
}

void Core::mkPath(const QString &path)
{
	log.mkPath(path);
}

/// \brief to rsync after a new interface connection
void Core::syncReady()
{
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
		copyList[index].copyEngineIsSync=true;
	else
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"unable to locate the copy engine sender");
}

void Core::getActionOnList(const QList<returnActionOnCopyList> & actionList)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start");
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
	{
		if(copyList[index].copyEngineIsSync)
			copyList[index].interface->getActionOnList(actionList);
	}
	else
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"unable to locate the copy engine sender");
}

void Core::pushGeneralProgression(const quint64 &current,const quint64 &total)
{
	int index=indexCopySenderCopyEngine();
	if(index!=-1)
	{
		copyList[index].currentProgression=current;
		copyList[index].totalProgression=total;
	}
	else
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"unable to locate the copy engine sender");
}

/// \brief used to drag and drop files
void Core::urlDropped(const QList<QUrl> &urls)
{
	ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Notice,"start");
	int index=indexCopySenderInterface();
	if(index!=-1)
	{
		QStringList sources;
		int index_loop=0;
		while(index_loop<urls.size())
		{
			if(!urls.at(index_loop).isEmpty())
				sources << urls.at(index_loop).toLocalFile();
			index_loop++;
		}
		if(sources.size()==0)
			return;
		else
		{
			if(copyList.at(index).ignoreMode)
			{
				QMessageBox::StandardButton reply=QMessageBox::question(copyList.at(index).interface,tr("Transfer mode"),tr("Do you want do as a copy? Else if you reply no, it will be moved."),QMessageBox::Yes|QMessageBox::No|QMessageBox::Cancel,QMessageBox::Cancel);
				if(reply==QMessageBox::Yes)
					copyList.at(index).engine->newCopy(sources);
				if(reply==QMessageBox::No)
					copyList.at(index).engine->newMove(sources);
			}
			else
			{
				if(copyList.at(index).mode==Copy)
					copyList.at(index).engine->newCopy(sources);
				else
					copyList.at(index).engine->newMove(sources);
			}
		}
	}
	else
		ULTRACOPIER_DEBUGCONSOLE(DebugLevel_Warning,"unable to locate the copy engine sender");
}