preferences.cpp

非常难得的eMule(电骡) V0.45b 源码下载 值得研究

				Preferences_Import20b_Struct* prefsImport20b;
				prefsImport20b=new Preferences_Import20b_Struct;
				memset(prefsImport20b,0,sizeof(Preferences_Import20b_Struct));
				fseek(preffile,0,0);
				fread(prefsImport20b,sizeof(Preferences_Import20b_Struct),1,preffile);

				md4cpy(userhash, prefsImport20b->userhash);
				memcpy(incomingdir, prefsImport20b->incomingdir, 510);
				memcpy(tempdir, prefsImport20b->tempdir, 510);
				strNick = prefsImport20b->nick;

				totalDownloadedBytes=prefsImport20b->totalDownloadedBytes;
				totalUploadedBytes=prefsImport20b->totalUploadedBytes;
				delete prefsImport20b;
			} else if (prefsExt->version>7) { // v0.20a
				Preferences_Import20a_Struct* prefsImport20a;
				prefsImport20a=new Preferences_Import20a_Struct;
				memset(prefsImport20a,0,sizeof(Preferences_Import20a_Struct));
				fseek(preffile,0,0);
				fread(prefsImport20a,sizeof(Preferences_Import20a_Struct),1,preffile);

				md4cpy(userhash, prefsImport20a->userhash);
				memcpy(incomingdir, prefsImport20a->incomingdir, 510);
				memcpy(tempdir, prefsImport20a->tempdir, 510);
				strNick = prefsImport20a->nick;

				totalDownloadedBytes=prefsImport20a->totalDownloaded;
				totalUploadedBytes=prefsImport20a->totalUploaded;
				delete prefsImport20a;
			} else {	//v0.19c-
				Preferences_Import19c_Struct* prefsImport19c;
				prefsImport19c=new Preferences_Import19c_Struct;
				memset(prefsImport19c,0,sizeof(Preferences_Import19c_Struct));

				fseek(preffile,0,0);
				fread(prefsImport19c,sizeof(Preferences_Import19c_Struct),1,preffile);

				if (prefsExt->version < 3)
					CreateUserHash();
				else
					md4cpy(userhash, prefsImport19c->userhash);
				memcpy(incomingdir, prefsImport19c->incomingdir, 510);
				memcpy(tempdir, prefsImport19c->tempdir, 510);
				strNick = prefsImport19c->nick;
				delete prefsImport19c;
			}
 		} else {
			md4cpy(userhash, prefsExt->userhash);
			EmuleWindowPlacement = prefsExt->EmuleWindowPlacement;
		}
		fclose(preffile);
		smartidstate = 0;
	}

	// shared directories
	fullpath = new TCHAR[_tcslen(configdir) + MAX_PATH];
	_stprintf(fullpath, _T("%sshareddir.dat"), configdir);
	CStdioFile* sdirfile = new CStdioFile();
	bool bIsUnicodeFile = IsUnicodeFile(fullpath); // check for BOM
	// open the text file either in ANSI (text) or Unicode (binary), this way we can read old and new files
	// with nearly the same code..
	if (sdirfile->Open(fullpath, CFile::modeRead | CFile::shareDenyWrite | (bIsUnicodeFile ? CFile::typeBinary : 0)))
	{
		try {
			if (bIsUnicodeFile)
				sdirfile->Seek(sizeof(WORD), SEEK_CUR); // skip BOM

			CString toadd;
			while (sdirfile->ReadString(toadd))
			{
				toadd.Trim(_T("\r\n")); // need to trim '\r' in binary mode
				TCHAR szFullPath[MAX_PATH];
				if (PathCanonicalize(szFullPath, toadd))
					toadd = szFullPath;

				if (IsInstallationDirectory(toadd))
					continue;

				if (_taccess(toadd, 0) == 0) { // only add directories which still exist
					if (toadd.Right(1) != _T('\\'))
						toadd.Append(_T("\\"));
					shareddir_list.AddHead(toadd);
				}
			}
		}
		catch (CFileException* ex) {
			ASSERT(0);
			ex->Delete();
		}
		sdirfile->Close();
	}
	delete sdirfile;
	delete[] fullpath;

	// serverlist adresses
	fullpath = new TCHAR[_tcslen(configdir) + 20];
	_stprintf(fullpath, _T("%sadresses.dat"), configdir);
	sdirfile = new CStdioFile();
	bIsUnicodeFile = IsUnicodeFile(fullpath);
	if (sdirfile->Open(fullpath, CFile::modeRead | CFile::shareDenyWrite | (bIsUnicodeFile ? CFile::typeBinary : 0)))
	{
		try {
			if (bIsUnicodeFile)
				sdirfile->Seek(sizeof(WORD), SEEK_CUR); // skip BOM

			CString toadd;
			while (sdirfile->ReadString(toadd))
			{
				toadd.Trim(_T("\r\n")); // need to trim '\r' in binary mode
				adresses_list.AddHead(toadd);
			}
		}
		catch (CFileException* ex) {
			ASSERT(0);
			ex->Delete();
		}
		sdirfile->Close();
	}
	delete sdirfile;
	delete[] fullpath;
	fullpath = NULL;

	userhash[5] = 14;
	userhash[14] = 111;

	// deadlake PROXYSUPPORT
	m_UseProxyListenPort = false;
	ListenPort = 0;

	// Explicitly inform the user about errors with incoming/temp folders!
	if (!PathFileExists(GetIncomingDir()) && !::CreateDirectory(GetIncomingDir(),0)) {
		CString strError;
		strError.Format(GetResString(IDS_ERR_CREATE_DIR), GetResString(IDS_PW_INCOMING), GetIncomingDir(), GetErrorMessage(GetLastError()));
		AfxMessageBox(strError, MB_ICONERROR);
		_stprintf(incomingdir,_T("%sincoming"),appdir);
		if (!PathFileExists(GetIncomingDir()) && !::CreateDirectory(GetIncomingDir(),0)){
			strError.Format(GetResString(IDS_ERR_CREATE_DIR), GetResString(IDS_PW_INCOMING), GetIncomingDir(), GetErrorMessage(GetLastError()));
			AfxMessageBox(strError, MB_ICONERROR);
		}
	}
	if (!PathFileExists(GetTempDir()) && !::CreateDirectory(GetTempDir(),0)) {
		CString strError;
		strError.Format(GetResString(IDS_ERR_CREATE_DIR), GetResString(IDS_PW_TEMP), GetTempDir(), GetErrorMessage(GetLastError()));
		AfxMessageBox(strError, MB_ICONERROR);
		_stprintf(tempdir,_T("%stemp"),appdir);
		if (!PathFileExists(GetTempDir()) && !::CreateDirectory(GetTempDir(),0)){
			strError.Format(GetResString(IDS_ERR_CREATE_DIR), GetResString(IDS_PW_TEMP), GetTempDir(), GetErrorMessage(GetLastError()));
			AfxMessageBox(strError, MB_ICONERROR);
		}
	}

	// Create 'skins' directory
	if (!PathFileExists(GetSkinProfileDir()) && !CreateDirectory(GetSkinProfileDir(), 0)) {
		m_strSkinProfileDir = appdir + _T("skins");
		CreateDirectory(GetSkinProfileDir(), 0);
	}

	// Create 'toolbars' directory
	if (!PathFileExists(GetToolbarBitmapFolderSettings()) && !CreateDirectory(GetToolbarBitmapFolderSettings(), 0)) {
		m_sToolbarBitmapFolder = appdir + _T("skins");
		CreateDirectory(GetToolbarBitmapFolderSettings(), 0);
	}


	if (((int*)userhash[0]) == 0 && ((int*)userhash[1]) == 0 && ((int*)userhash[2]) == 0 && ((int*)userhash[3]) == 0)
		CreateUserHash();
}

void CPreferences::Uninit()
{
	while (!catMap.IsEmpty())
	{
		Category_Struct* delcat = catMap.GetAt(0); 
		catMap.RemoveAt(0); 
		delete delcat;
	}
}

void CPreferences::SetStandartValues()
{
	CreateUserHash();

	WINDOWPLACEMENT defaultWPM;
	defaultWPM.length = sizeof(WINDOWPLACEMENT);
	defaultWPM.rcNormalPosition.left=10;defaultWPM.rcNormalPosition.top=10;
	defaultWPM.rcNormalPosition.right=700;defaultWPM.rcNormalPosition.bottom=500;
	defaultWPM.showCmd=0;
	EmuleWindowPlacement=defaultWPM;
	versioncheckLastAutomatic=0;

//	Save();
}

bool CPreferences::IsTempFile(const CString& rstrDirectory, const CString& rstrName)
{
	if (CompareDirectories(rstrDirectory, GetTempDir()))
		return false;

	// do not share a file from the temp directory, if it matches one of the following patterns
	CString strNameLower(rstrName);
	strNameLower.MakeLower();
	strNameLower += _T("|"); // append an EOS character which we can query for
	static const LPCTSTR _apszNotSharedExts[] = {
		_T("%u.part") _T("%c"), 
		_T("%u.part.met") _T("%c"), 
		_T("%u.part.met") PARTMET_BAK_EXT _T("%c"), 
		_T("%u.part.met") PARTMET_TMP_EXT _T("%c") 
	};
	for (int i = 0; i < ARRSIZE(_apszNotSharedExts); i++){
		UINT uNum;
		TCHAR iChar;
		// "misuse" the 'scanf' function for a very simple pattern scanning.
		if (_stscanf(strNameLower, _apszNotSharedExts[i], &uNum, &iChar) == 2 && iChar == _T('|'))
			return true;
	}

	return false;
}

// SLUGFILLER: SafeHash
bool CPreferences::IsConfigFile(const CString& rstrDirectory, const CString& rstrName)
{
	if (CompareDirectories(rstrDirectory, configdir))
		return false;

	// do not share a file from the config directory, if it contains one of the following extensions
	static const LPCTSTR _apszNotSharedExts[] = { _T(".met.bak"), _T(".ini.old") };
	for (int i = 0; i < ARRSIZE(_apszNotSharedExts); i++){
		int iLen = _tcslen(_apszNotSharedExts[i]);
		if (rstrName.GetLength()>=iLen && rstrName.Right(iLen).CompareNoCase(_apszNotSharedExts[i])==0)
			return true;
	}

	// do not share following files from the config directory
	static const LPCTSTR _apszNotSharedFiles[] = 
	{
		_T("AC_SearchStrings.dat"),
		_T("AC_ServerMetURLs.dat"),
		_T("adresses.dat"),
		_T("category.ini"),
		_T("clients.met"),
		_T("cryptkey.dat"),
		_T("emfriends.met"),
		_T("fileinfo.ini"),
		_T("ipfilter.dat"),
		_T("known.met"),
		_T("preferences.dat"),
		_T("preferences.ini"),
		_T("server.met"),
		_T("server.met.new"),
		_T("server_met.download"),
		_T("server_met.old"),
		_T("shareddir.dat"),
		_T("sharedsubdir.dat"),
		_T("staticservers.dat"),
		_T("webservices.dat")
	};
	for (int i = 0; i < ARRSIZE(_apszNotSharedFiles); i++){
		if (rstrName.CompareNoCase(_apszNotSharedFiles[i])==0)
			return true;
	}

	return false;
}
// SLUGFILLER: SafeHash

uint16 CPreferences::GetMaxDownload(){
    return GetMaxDownloadInBytesPerSec()/1024;
}

uint64 CPreferences::GetMaxDownloadInBytesPerSec(bool dynamic){
//dont be a Lam3r :)
    uint64 maxup;
    if(dynamic && thePrefs.IsDynUpEnabled() && theApp.uploadqueue->GetWaitingUserCount() != 0 && theApp.uploadqueue->GetDatarate() != 0) {
        maxup = theApp.uploadqueue->GetDatarate();
    } else {
        maxup = GetMaxUpload()*1024;
    }

	if( maxup < 10*1024 )
		return (( (maxup < 10*1024) && (maxup*3 < maxdownload*1024) )? maxup*3 : maxdownload*1024);
	return (( (maxup < 30*1024) && (maxup*4 < maxdownload*1024) )? maxup*4 : maxdownload*1024);
}//VeryCD版修改，分别改为10和30

// -khaos--+++> A whole bunch of methods!  Keep going until you reach the end tag.
void CPreferences::SaveStats(int bBackUp){
	// This function saves all of the new statistics in my addon.  It is also used to
	// save backups for the Reset Stats function, and the Restore Stats function (Which is actually LoadStats)
	// bBackUp = 0: DEFAULT; save to statistics.ini
	// bBackUp = 1: Save to statbkup.ini, which is used to restore after a reset
	// bBackUp = 2: Save to statbkuptmp.ini, which is temporarily created during a restore and then renamed to statbkup.ini

	CString fullpath(configdir);
	if (bBackUp == 1)
		fullpath += _T("statbkup.ini");
	else if (bBackUp == 2)
		fullpath += _T("statbkuptmp.ini");
	else
		fullpath += _T("statistics.ini");
	
	CIni ini(fullpath, _T("Statistics"));

	// Save cumulative statistics to preferences.ini, going in order as they appear in CStatisticsDlg::ShowStatistics.
	// We do NOT SET the values in prefs struct here.

    // Save Cum Down Data
	ini.WriteUInt64(_T("TotalDownloadedBytes"), theStats.sessionReceivedBytes + GetTotalDownloaded());
	ini.WriteInt(_T("DownSuccessfulSessions"), cumDownSuccessfulSessions);
	ini.WriteInt(_T("DownFailedSessions"), cumDownFailedSessions);
	ini.WriteInt(_T("DownAvgTime"), (GetDownC_AvgTime() + GetDownS_AvgTime()) / 2);
	ini.WriteUInt64(_T("LostFromCorruption"), cumLostFromCorruption + sesLostFromCorruption);
	ini.WriteUInt64(_T("SavedFromCompression"), sesSavedFromCompression + cumSavedFromCompression);
	ini.WriteInt(_T("PartsSavedByICH"), cumPartsSavedByICH + sesPartsSavedByICH);

	ini.WriteUInt64(_T("DownData_EDONKEY"), GetCumDownData_EDONKEY());
	ini.WriteUInt64(_T("DownData_EDONKEYHYBRID"), GetCumDownData_EDONKEYHYBRID());
	ini.WriteUInt64(_T("DownData_EMULE"), GetCumDownData_EMULE());
	ini.WriteUInt64(_T("DownData_MLDONKEY"), GetCumDownData_MLDONKEY());
	ini.WriteUInt64(_T("DownData_LMULE"), GetCumDownData_EMULECOMPAT());
	ini.WriteUInt64(_T("DownData_AMULE"), GetCumDownData_AMULE());
	ini.WriteUInt64(_T("DownData_SHAREAZA"), GetCumDownData_SHAREAZA());
	ini.WriteUInt64(_T("DownData_URL"), GetCumDownData_URL());
	ini.WriteUInt64(_T("DownDataPort_4662"), GetCumDownDataPort_4662());
	ini.WriteUInt64(_T("DownDataPort_OTHER"), GetCumDownDataPort_OTHER());
	ini.WriteUInt64(_T("DownDataPort_PeerCache"), GetCumDownDataPort_PeerCache());

	ini.WriteUInt64(_T("DownOverheadTotal"),theStats.GetDownDataOverheadFileRequest() +
										theStats.GetDownDataOverheadSourceExchange() +