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nzbget/daemon/queue/QueueCoordinator.h

101 lines
3.6 KiB
C++

/*
* This file is part of nzbget
*
* Copyright (C) 2004 Sven Henkel <sidddy@users.sourceforge.net>
* Copyright (C) 2007-2014 Andrey Prygunkov <hugbug@users.sourceforge.net>
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*
* $Revision$
* $Date$
*
*/
#ifndef QUEUECOORDINATOR_H
#define QUEUECOORDINATOR_H
#include <deque>
#include <list>
#include "Log.h"
#include "Thread.h"
#include "NZBFile.h"
#include "ArticleDownloader.h"
#include "DownloadInfo.h"
#include "Observer.h"
#include "QueueEditor.h"
#include "NNTPConnection.h"
class QueueCoordinator : public Thread, public Observer, public Debuggable
{
public:
typedef std::list<ArticleDownloader*> ActiveDownloads;
private:
class CoordinatorDownloadQueue : public DownloadQueue
{
private:
QueueCoordinator* m_pOwner;
friend class QueueCoordinator;
public:
virtual bool EditEntry(int ID, EEditAction eAction, int iOffset, const char* szText);
virtual bool EditList(IDList* pIDList, NameList* pNameList, EMatchMode eMatchMode, EEditAction eAction, int iOffset, const char* szText);
virtual void Save();
};
private:
CoordinatorDownloadQueue m_DownloadQueue;
ActiveDownloads m_ActiveDownloads;
QueueEditor m_QueueEditor;
bool m_bHasMoreJobs;
int m_iDownloadsLimit;
int m_iServerConfigGeneration;
bool GetNextArticle(DownloadQueue* pDownloadQueue, FileInfo* &pFileInfo, ArticleInfo* &pArticleInfo);
void StartArticleDownload(FileInfo* pFileInfo, ArticleInfo* pArticleInfo, NNTPConnection* pConnection);
void ArticleCompleted(ArticleDownloader* pArticleDownloader);
void DeleteFileInfo(DownloadQueue* pDownloadQueue, FileInfo* pFileInfo, bool bCompleted);
void StatFileInfo(FileInfo* pFileInfo, bool bCompleted);
void CheckHealth(DownloadQueue* pDownloadQueue, FileInfo* pFileInfo);
void ResetHangingDownloads();
void AdjustDownloadsLimit();
void Load();
void SavePartialState();
protected:
virtual void LogDebugInfo();
public:
QueueCoordinator();
virtual ~QueueCoordinator();
virtual void Run();
virtual void Stop();
void Update(Subject* Caller, void* Aspect);
// editing queue
void AddNZBFileToQueue(NZBFile* pNZBFile, NZBInfo* pUrlInfo, bool bAddFirst);
void CheckDupeFileInfos(NZBInfo* pNZBInfo);
bool HasMoreJobs() { return m_bHasMoreJobs; }
void DiscardDiskFile(FileInfo* pFileInfo);
bool DeleteQueueEntry(DownloadQueue* pDownloadQueue, FileInfo* pFileInfo);
bool SetQueueEntryCategory(DownloadQueue* pDownloadQueue, NZBInfo* pNZBInfo, const char* szCategory);
bool SetQueueEntryName(DownloadQueue* pDownloadQueue, NZBInfo* pNZBInfo, const char* szName);
bool MergeQueueEntries(DownloadQueue* pDownloadQueue, NZBInfo* pDestNZBInfo, NZBInfo* pSrcNZBInfo);
bool SplitQueueEntries(DownloadQueue* pDownloadQueue, FileList* pFileList, const char* szName, NZBInfo** pNewNZBInfo);
};
#endif