webserver.h

非常出名开源客户端下载的程序emule

#pragma once

#include "zlib/zlib.h"
#include "WebSocket.h"
#include "Partfile.h"

#define WEB_GRAPH_HEIGHT		120
#define WEB_GRAPH_WIDTH			500

#define SESSION_TIMEOUT_SECS	300	// 5 minutes session expiration
#define SHORT_FILENAME_LENGTH	40	// Max size of file name.

typedef struct { float download; float upload; } UpDown;

typedef struct { CTime startTime; long lSession; bool admin;} Session;

typedef struct
{
	CString	sFileName;
	CString	sFileStatus;
	uint64	lFileSize;
	long	lFileTransferred;
	long	lFileSpeed;
	long	lSourceCount;
	long	lNotCurrentSourceCount;
	long	lTransferringSourceCount;
	int		nFileStatus;
	CString	sFileHash;
	CString	sED2kLink;
	CString	sFileInfo;
} DownloadFiles;

typedef struct
{
	CString	sFileName;
	uint64	lFileSize;
	uint32	nFileTransferred;
    uint64	nFileAllTimeTransferred;
	uint16	nFileRequests;
	uint32	nFileAllTimeRequests;
	uint16	nFileAccepts;
	uint32	nFileAllTimeAccepts;
	uint8	nFilePriority;
	CString sFilePriority;
	bool	bFileAutoPriority;
	CString sFileHash;
	CString	sED2kLink;
} SharedFiles;

typedef enum
{
	DOWN_SORT_NAME,
	DOWN_SORT_SIZE,
	DOWN_SORT_TRANSFERRED,
	DOWN_SORT_SPEED,
	DOWN_SORT_PROGRESS
} DownloadSort;

typedef enum
{
	SHARED_SORT_NAME,
	SHARED_SORT_SIZE,
	SHARED_SORT_TRANSFERRED,
	SHARED_SORT_ALL_TIME_TRANSFERRED,
	SHARED_SORT_REQUESTS,
	SHARED_SORT_ALL_TIME_REQUESTS,
	SHARED_SORT_ACCEPTS,
    SHARED_SORT_ALL_TIME_ACCEPTS,
	SHARED_SORT_PRIORITY
} SharedSort;

typedef struct
{
	CString	sServerName;
	CString	sServerDescription;
	int		nServerPort;
	CString	sServerIP;
	int		nServerUsers;
	int		nServerMaxUsers;
	int		nServerFiles;
} ServerEntry;

typedef enum
{
	SERVER_SORT_NAME,
	SERVER_SORT_DESCRIPTION,
	SERVER_SORT_IP,
	SERVER_SORT_USERS,
	SERVER_SORT_FILES
} ServerSort;

typedef struct
{
	uint32			nUsers;
	DownloadSort	DownloadSort;
	bool			bDownloadSortReverse;
	ServerSort		ServerSort;
	bool			bServerSortReverse;
	SharedSort		SharedSort;
	bool			bSharedSortReverse;	
	bool			bShowUploadQueue;

	CArray<UpDown, UpDown>		PointsForWeb;
	CArray<Session, Session>	Sessions;
} GlobalParams;

typedef struct
{
	CString			sURL;
	void			*pThis;
	CWebSocket		*pSocket;
} ThreadData;

typedef struct
{
	CString	sHeader;
	CString	sHeaderMetaRefresh;
	CString	sHeaderStylesheet;
	CString	sFooter;
	CString	sServerList;
	CString	sServerLine;
	CString	sTransferImages;
	CString	sTransferList;
	CString	sTransferDownHeader;
	CString	sTransferDownFooter;
	CString	sTransferDownLine;
	CString	sTransferDownLineGood;
	CString	sTransferUpHeader;
	CString	sTransferUpFooter;
	CString	sTransferUpLine;
	CString	sTransferUpQueueShow;
	CString	sTransferUpQueueHide;
	CString	sTransferUpQueueLine;
	CString	sTransferBadLink;
	CString	sDownloadLink;
	CString	sSharedList;
	CString	sSharedLine;
	CString	sSharedLineChanged;
	CString	sGraphs;
	CString	sLog;
	CString	sServerInfo;
	CString sDebugLog;
	CString sStats;
	CString sPreferences;
	CString	sLogin;
	CString	sConnectedServer;
	CString	sAddServerBox;
	CString	sWebSearch;
	CString	sResDir;
	uint16	iProgressbarWidth;
} WebTemplates;

class CWebServer
{
	friend class CWebSocket;

public:
	CWebServer(void);
	~CWebServer(void);

	void StartServer(void);
	void AddStatsLine(UpDown line);
	void ReloadTemplates();

protected:
	static void		ProcessURL(ThreadData);

private:
	static CString	_GetHeader(ThreadData, long lSession);
	static CString	_GetFooter(ThreadData);
	static CString	_GetServerList(ThreadData);
	static CString	_GetTransferList(ThreadData);
	static CString	_GetDownloadLink(ThreadData);
	static CString	_GetSharedFilesList(ThreadData);
	static CString	_GetGraphs(ThreadData);
	static CString	_GetLog(ThreadData);
	static CString	_GetServerInfo(ThreadData);
	static CString	_GetDebugLog(ThreadData);
	static CString	_GetStats(ThreadData);
	static CString	_GetPreferences(ThreadData);
	static CString	_GetLoginScreen(ThreadData);
	static CString	_GetConnectedServer(ThreadData);
	static CString 	_GetAddServerBox(ThreadData Data);
	static void		_RemoveServer(CString sIP);
    static CString	_GetWebSearch(ThreadData Data);

	static CString	_ParseURL(CString URL, CString fieldname); 

	static void		_ConnectToServer(CString sIP);
	static bool		_IsLoggedIn(ThreadData Data, long lSession);
	static bool		_RemoveSession(ThreadData Data, long lSession);
	static bool		_GetFileHash(CString sHash, uchar *FileHash);
	static CString	_SpecialChars(CString str);
	static CString	_GetPlainResString(UINT nID, bool noquote = false);
	static int		_GzipCompress(Bytef *dest, uLongf *destLen, const Bytef *source, uLong sourceLen, int level);
	static void		_SetSharedFilePriority(CString hash, uint8 priority);
	static CString	_GetWebCharSet();
	CString			_LoadTemplate(CString sAll, CString sTemplateName);
	static Session	GetSessionByID(ThreadData Data,long sessionID);
	static bool		IsSessionAdmin(ThreadData Data,CString SsessionID);
	static CString	GetPermissionDenied();
	static CString	_GetDownloadGraph(ThreadData Data,CString filehash);

	// Common data
	GlobalParams	m_Params;
	WebTemplates	m_Templates;
	bool			m_bServerWorking;
};