ylflog.cpp

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// ylfLog.cpp: implementation of the ylfLog class.
//
//////////////////////////////////////////////////////////////////////

#include "stdafx.h"
#include "ylfLog.h"

#ifdef _DEBUG
#undef THIS_FILE
static char THIS_FILE[]=__FILE__;
#define new DEBUG_NEW
#endif


CString ylfLog::strPath="d:\\";
int ylfLog::nSaveDay=30;
char ylfLog::TBuf[2000];
CTime ylfLog::ctime=CTime::GetCurrentTime();
CTime ylfLog::NextDeleteFileTime=CTime::GetCurrentTime();

//////////////////////////////////////////////////////////////////////
// Construction/Destruction
//////////////////////////////////////////////////////////////////////

ylfLog::ylfLog()
{
	strPath="d:\\";
	nSaveDay=1;
}

ylfLog::~ylfLog()
{

}

bool ylfLog::SetLogPath(const char *filename)
{
	strPath=filename;
	return true;
}

bool ylfLog::ReadConfig()
{
//	ylfProfile pf(ylfCommon::IniFile);
//	strPath=pf.GetProfileString("日志文件参数","文件存放目录","d:\\");
//	nSaveDay=pf.GetProfileInt("日志文件参数","保存日志天数",30);
	return true;
}

void ylfLog::AddLog(LPCTSTR lpszFormat, ...)
{
#ifndef _LOG
	return;
#endif
	va_list args;
	va_start(args, lpszFormat);

	int nBuf;

	nBuf = _vsntprintf(TBuf, sizeof(TBuf), lpszFormat, args);

	// was there an error? was the expanded string too long?
	ASSERT(nBuf >= 0);

	AddLine(TBuf);

	va_end(args);
}

void ylfLog::AddLine(LPCTSTR ctstr)
{
#ifndef _LOG
	return;
#endif
	CStdioFile savef;
	CString strFile;
	ctime=CTime::GetCurrentTime();
	strFile.Format("%s\\%d-%02d-%02d.log",strPath.GetBuffer(0),ctime.GetYear(),ctime.GetMonth(),ctime.GetDay());
	if(!savef.Open(strFile.GetBuffer(0),CFile::modeCreate|CFile::modeWrite|CFile::modeNoTruncate))
	{
		return;
	}
	savef.SeekToEnd();
	CString str;
	str.Format("<%d-%02d-%02d %02d:%02d:%02d>%s\r\n",ctime.GetYear(),ctime.GetMonth(),ctime.GetDay()
		,ctime.GetHour(),ctime.GetMinute(),ctime.GetSecond(),ctstr
		);
	savef.WriteString(str);
	savef.Close();
	OnTimer();
}

void ylfLog::AddLine(CString str)
{
	AddLine(str.GetBuffer(0));
}

void ylfLog::OnTimer()
{
	ctime=CTime::GetCurrentTime();
	if(ctime>NextDeleteFileTime)
	{
		NextDeleteFileTime=ctime+CTimeSpan(1,0,0,0);
		DelFileHandle();
	}
}

void ylfLog::DelFileHandle()
{
	CString strFile;
	CTime t;
	for(int i=nSaveDay;i<nSaveDay+10;i++)
	{
		t=CTime::GetCurrentTime()-CTimeSpan(i,0,0,0);
		strFile.Format("%s\\%d-%02d-%02d.log",strPath.GetBuffer(0),t.GetYear(),t.GetMonth(),t.GetDay());
		DeleteFile(strFile);
	}
}
void ylfLog::AddBinText(BYTE *buf, int len)
{
#ifndef _LOG
	return;
#endif
	CString str,strText;
	for(int i=0;i<len;i++)
	{
		if(i%16==0)
		{
			str="\r\n";
			strText+=str;
		}
		str.Format("%02X ",buf[i]);
		strText+=str;
		if(i%8==7)
		{
			strText+="  ";
		}
	}
	AddLine(strText);
}