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/*
* Copyright (C) 2001-2005 Jacek Sieka, arnetheduck on gmail point com
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#if !defined(AFX_UPLOADMANAGER_H__B0C67119_3445_4208_B5AA_938D4A019703__INCLUDED_)
#define AFX_UPLOADMANAGER_H__B0C67119_3445_4208_B5AA_938D4A019703__INCLUDED_
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
#include "UserConnection.h"
#include "Singleton.h"
#include "ClientManagerListener.h"
#include "File.h"
#include "MerkleTree.h"
class Upload : public Transfer, public Flags {
public:
enum Flags {
FLAG_USER_LIST = 0x01,
FLAG_TTH_LEAVES = 0x02,
FLAG_ZUPLOAD = 0x04,
FLAG_PARTIAL_LIST = 0x08
};
typedef Upload* Ptr;
typedef vector<Ptr> List;
typedef List::iterator Iter;
Upload() : tth(NULL), file(NULL) { };
virtual ~Upload() {
delete file;
delete tth;
};
User::Ptr& getUser() { dcassert(getUserConnection() != NULL); return getUserConnection()->getUser(); };
GETSET(string, fileName, FileName);
GETSET(string, localFileName, LocalFileName);
GETSET(TTHValue*, tth, TTH);
GETSET(InputStream*, file, File);
};
class UploadManagerListener {
public:
template<int I> struct X { enum { TYPE = I }; };
typedef X<0> Complete;
typedef X<1> Failed;
typedef X<2> Starting;
typedef X<3> Tick;
virtual void on(Starting, Upload*) throw() { };
virtual void on(Tick, const Upload::List&) throw() { };
virtual void on(Complete, Upload*) throw() { };
virtual void on(Failed, Upload*, const string&) throw() { };
};
class UploadManager : private ClientManagerListener, private UserConnectionListener, public Speaker<UploadManagerListener>, private TimerManagerListener, public Singleton<UploadManager>
{
public:
/** @return Number of uploads. */
size_t getUploadCount() { Lock l(cs); return uploads.size(); };
/**
* @remarks This is only used in the tray icons. Could be used in
* MainFrame too.
*
* @return Average download speed in Bytes/s
*/
int getAverageSpeed() {
Lock l(cs);
int avg = 0;
for(Upload::Iter i = uploads.begin(); i != uploads.end(); ++i) {
Upload* u = *i;
avg += (int)u->getRunningAverage();
}
return avg;
}
/**
* @remarks This is defined with GETSET below.
* @return Number of running uploads.
*/
// int getRunning() { return running; };
/** @return Number of free slots. */
int getFreeSlots() { return max((SETTING(SLOTS) - running), 0); }
/** @internal */
bool getAutoSlot() {
/** A 0 in settings means disable */
if(SETTING(MIN_UPLOAD_SPEED) == 0)
return false;
/** Only grant one slot per 30 sec */
if(GET_TICK() < getLastGrant() + 30*1000)
return false;
/** Grant if uploadspeed is less than the threshold speed */
return UploadManager::getInstance()->getAverageSpeed() < (SETTING(MIN_UPLOAD_SPEED)*1024);
}
/** @internal */
int getFreeExtraSlots() { return max(3 - getExtra(), 0); };
/** @param aUser Reserve an upload slot for this user and connect. */
void reserveSlot(User::Ptr& aUser) {
{
Lock l(cs);
reservedSlots[aUser] = GET_TICK();
}
if(aUser->isOnline())
aUser->connect();
}
/** @param aUser Reserve an upload slot for this user. */
void reserveSlot(const User::Ptr& aUser) {
{
Lock l(cs);
reservedSlots[aUser] = GET_TICK();
}
}
/** @internal */
void addConnection(UserConnection::Ptr conn) {
conn->addListener(this);
conn->setState(UserConnection::STATE_GET);
}
GETSET(int, running, Running);
GETSET(int, extra, Extra);
GETSET(u_int32_t, lastGrant, LastGrant);
private:
Upload::List uploads;
CriticalSection cs;
typedef HASH_MAP<User::Ptr, u_int32_t, User::HashFunction> SlotMap;
typedef SlotMap::iterator SlotIter;
SlotMap reservedSlots;
friend class Singleton<UploadManager>;
UploadManager() throw();
virtual ~UploadManager() throw();
void removeConnection(UserConnection::Ptr aConn, bool ntd);
void removeUpload(Upload* aUpload) {
Lock l(cs);
dcassert(find(uploads.begin(), uploads.end(), aUpload) != uploads.end());
uploads.erase(find(uploads.begin(), uploads.end(), aUpload));
aUpload->setUserConnection(NULL);
delete aUpload;
}
// ClientManagerListener
virtual void on(ClientManagerListener::UserUpdated, const User::Ptr& aUser) throw();
// TimerManagerListener
virtual void on(TimerManagerListener::Minute, u_int32_t aTick) throw();
virtual void on(TimerManagerListener::Second, u_int32_t aTick) throw();
// UserConnectionListener
virtual void on(BytesSent, UserConnection*, size_t, size_t) throw();
virtual void on(Failed, UserConnection*, const string&) throw();
virtual void on(Get, UserConnection*, const string&, int64_t) throw();
virtual void on(GetBlock, UserConnection* conn, const string& line, int64_t resume, int64_t bytes) throw() { onGetBlock(conn, line, resume, bytes, false); }
virtual void on(GetZBlock, UserConnection* conn, const string& line, int64_t resume, int64_t bytes) throw() { onGetBlock(conn, line, resume, bytes, true); }
virtual void on(Send, UserConnection*) throw();
virtual void on(GetListLength, UserConnection* conn) throw();
virtual void on(TransmitDone, UserConnection*) throw();
virtual void on(AdcCommand::GET, UserConnection*, const AdcCommand&) throw();
virtual void on(AdcCommand::GFI, UserConnection*, const AdcCommand&) throw();
virtual void on(AdcCommand::NTD, UserConnection*, const AdcCommand&) throw();
void onGetBlock(UserConnection* aSource, const string& aFile, int64_t aResume, int64_t aBytes, bool z);
bool prepareFile(UserConnection* aSource, const string& aType, const string& aFile, int64_t aResume, int64_t aBytes, bool listRecursive = false);
};
#endif // !defined(AFX_UPLOADMANAGER_H__B0C67119_3445_4208_B5AA_938D4A019703__INCLUDED_)
/**
* @file
* $Id: UploadManager.h,v 1.2 2005/08/21 14:03:43 olof Exp $
*/
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