//?GetNetTime.cpp?:?定義控制臺應用程序的入口點。
//

#include?“stdafx.h“
#include?“GetNetTime.h“

#include?
#include?
#include?
#pragma?comment（lib?“Wininet.lib“）?

#ifdef?_DEBUG
#define?new?DEBUG_NEW
#endif


//?唯一的應用程序對象

CWinApp?theApp;

using?namespace?std;

int?IsLeap（unsigned?short?year）
{
	return?（（year?%?4?==?0）?&&?（year?%?100?!=?0）?||?（year?%?400?==?0））;
}

CString?MillSecond2LocalTime（long?long?time?long?timezone）
{
	const?int?monthLengths[2][13]?=?{
		{?0?31?59?90?120?151?181?212?243?273?304?334?365?}
		{?0?31?60?91?121?152?182?213?244?274?305?335?366?}
	};
	const?int?yearLengths[2]?=?{?365?366?};
	int?year（0）?month（0）?minMonth（0）?maxMonth（0）?days（0）?clock（0）?isLeap（0）?day（0）?hour（0）?minute（0）?second（0）;
	time?/=?1000;
	time?+=?timezone?*?60?*?60;
	days?=?time?/?86400;//天數
	clock?=?time?%?86400;//小時數

	if?（clock?	{
		clock?+=?86400;
		days?-=?1;
	}

	if?（days?>=?0）
	{
		year?=?days?/?366;
		days?-=?year?*?365?+?（year?+?1）?/?4?-?（year?+?69）?/?100?+?（year?+?369）?/?400;

		for?（year?=?year?+?1970;;?year++）
		{
			isLeap?=?IsLeap（year）;
			if?（days?			{
				break;
			}
			days?-=?yearLengths[isLeap];
		}
	}
	else
	{
		year?=?days?/?366;
		days?-=?year?*?365?+?（year?-?2）?/?4?-?（year?-?30）?/?100?+?（year?-?30）?/?400;
		for?（year?=?year?+?1970?-?1;;?year--）
		{
			isLeap?=?false;
			days?+=?yearLengths[isLeap];
			if?（days?>=?0）
			{
				break;
			}
		}
	}

	minMonth?=?0;
	maxMonth?=?12;
	for?（month?=?5;?month<12?&&?month>0;?month?=?（minMonth?+?maxMonth）?/?2）
	{
		if?（days?		{
			maxMonth?=?month;
		}
		else?if?（days?>=?monthLengths[isLeap][month?+?1]）
		{
			minMonth?=?month;
		}
		else
		{
			break;
		}
	}
	days?-=?monthLengths[isLeap][month];
	month++;
	day?=?days?+?1;

	hour?=?clock?/?3600;
	clock?=?clock?%?3600;
	minute?=?clock?/?60;
	second?=?clock?%?60;

	//printf（“%d-%02d-%02d?%02d:%02d:%02d“?year?month?day?hour?minute?second）;
	CString?tm;
	tm.Format（“%d-%02d-%02d?%02d:%02d:%02d“?year?month?day?hour?minute?second）;
	return?tm;
}

//淘寶服務器
CString?GetTBTime（CHAR*?url）
{
	HINTERNET?hSession?=?InternetOpen（_T（“UrlTest“）?INTERNET_OPEN_TYPE_PRECONFIG?NULL?NULL?0）;
	if?（hSession?!=?NULL）
	{
		HINTERNET?hHttp?=?InternetOpenUrl（hSession?url?NULL?0?INTERNET_FLAG_DONT_CACHE?0）;
		if?（hHttp?!=?NULL）
		{
			char?buffer[1024];
			DWORD?bytes_read;
			BOOL?b;
			do
			{
				b?=?InternetReadFile（hHttp?buffer?1024?-?1?&bytes_read）;
			}?while?（bytes_read?!=?0）;

			//完整字符串
			CString?tm;
			tm.Format（“%s“?buffer）;

			//查找截取
			int?n?=?tm.ReverseFind（‘}‘）;
			CString?tm2?=?tm.Mid（n?-?15?13）;

			//時間戳轉換
			USES_CONVERSION;
			char?*str?=?T2A（tm2.GetBuffer（0））;
			long?long?time;
			sscanf（str?“%I64d“?&time）;
			CString?Ctm?=?MillSecond2LocalTime（time?8）;
			return?Ctm;

			InternetCloseHandle（hHttp）;
			hHttp?=?NULL;
		}
		InternetCloseHandle（hSession）;

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-04-30?13:07??GetNetTime\
?????文件????????4764??2019-04-30?13:07??GetNetTime\GetNetTime.cpp
?????文件??????????39??2019-04-30?09:26??GetNetTime\GetNetTime.h
?????文件????????2642??2019-04-30?09:26??GetNetTime\GetNetTime.rc
?????文件????????4795??2019-04-30?11:31??GetNetTime\GetNetTime.vcxproj
?????文件????????1638??2019-04-30?09:26??GetNetTime\GetNetTime.vcxproj.filters
?????文件????????1997??2019-04-30?09:26??GetNetTime\ReadMe.txt
?????文件?????????393??2019-04-30?09:26??GetNetTime\Resource.h
?????文件?????????216??2019-04-30?09:26??GetNetTime\stdafx.cpp
?????文件?????????899??2019-04-30?09:26??GetNetTime\stdafx.h
?????文件?????????236??2019-04-30?09:26??GetNetTime\targetver.h