diff options
Diffstat (limited to 'clist_classic_sje/dbtime.c')
| -rw-r--r-- | clist_classic_sje/dbtime.c | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/clist_classic_sje/dbtime.c b/clist_classic_sje/dbtime.c deleted file mode 100644 index e9189b9..0000000 --- a/clist_classic_sje/dbtime.c +++ /dev/null @@ -1,163 +0,0 @@ -/*
-
-Miranda IM: the free IM client for Microsoft* Windows*
-
-Copyright 2000-2003 Miranda ICQ/IM project,
-all portions of this codebase are copyrighted to the people
-listed in contributors.txt.
-
-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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-*/
-
-#include "commonheaders.h"
-#include "database.h"
-
-static int daysInMonth[12]={31,28,31,30,31,30,31,31,30,31,30,31};
-static int IsLeapYear(int year)
-{
- if(year&3) return 0;
- if(year%100) return 1;
- if(year%400) return 0;
- return 1;
-}
-
-static int CompareSystemTimes(SYSTEMTIME *st,SYSTEMTIME *switchDate)
-{
- FILETIME ft1,ft2;
-
- if(switchDate->wYear==0) { //strange day-in-month thing
- SYSTEMTIME tempst;
-
- //short-circuit if the months aren't the same
- if(st->wMonth<switchDate->wMonth) return -1;
- if(st->wMonth>switchDate->wMonth) return 1;
-
- tempst=*switchDate;
- tempst.wYear=st->wYear;
- tempst.wDay=1;
- SystemTimeToFileTime(&tempst,&ft1);
- FileTimeToSystemTime(&ft1,&tempst); //gets the day of week of the first of the month
- tempst.wDay=1+(7+switchDate->wDayOfWeek-tempst.wDayOfWeek)%7;
- if(switchDate->wDay==5) { //last wDayOfWeek in month
- if(tempst.wMonth==2) {
- if(IsLeapYear(tempst.wYear)) daysInMonth[1]=29;
- else daysInMonth[1]=28;
- }
- tempst.wDay+=7*3; //can't be less than 4 of that day in the month
- if(tempst.wDay+7<=daysInMonth[switchDate->wMonth-1]) tempst.wDay+=7;
- }
- else tempst.wDay+=7*(switchDate->wDay-1); //nth of month
- SystemTimeToFileTime(&tempst,&ft2);
- }
- else {
- switchDate->wYear=st->wYear;
- SystemTimeToFileTime(switchDate,&ft2);
- }
- SystemTimeToFileTime(st,&ft1);
- return CompareFileTime(&ft1,&ft2);
-}
-
-static int TimestampToLocal(WPARAM wParam,LPARAM lParam)
-{
- TIME_ZONE_INFORMATION tzInfo;
- LARGE_INTEGER liFiletime;
- FILETIME filetime;
- SYSTEMTIME st;
-
- GetTimeZoneInformation(&tzInfo);
- if(tzInfo.StandardDate.wMonth==0) { //no daylight savings time
- return (int)(wParam-tzInfo.Bias*60);
- }
- //this huge number is the difference between 1970 and 1601 in seconds
- liFiletime.QuadPart=(mir_i64(11644473600)+(__int64)wParam)*10000000;
- filetime.dwHighDateTime=liFiletime.HighPart;
- filetime.dwLowDateTime=liFiletime.LowPart;
- FileTimeToSystemTime(&filetime,&st);
- if(tzInfo.DaylightDate.wMonth<tzInfo.StandardDate.wMonth) {
- //northern hemisphere
- if(CompareSystemTimes(&st,&tzInfo.DaylightDate)<0 ||
- CompareSystemTimes(&st,&tzInfo.StandardDate)>0) {
- return (int)(wParam-(tzInfo.Bias+tzInfo.StandardBias)*60);
- }
- return (int)(wParam-(tzInfo.Bias+tzInfo.DaylightBias)*60);
- }
- else {
- //southern hemisphere
- if(CompareSystemTimes(&st,&tzInfo.StandardDate)<0 ||
- CompareSystemTimes(&st,&tzInfo.DaylightDate)>0) {
- return (int)(wParam-(tzInfo.Bias+tzInfo.DaylightBias)*60);
- }
- return (int)(wParam-(tzInfo.Bias+tzInfo.StandardBias)*60);
- }
- return 0;
-}
-
-static int TimestampToString(WPARAM wParam,LPARAM lParam)
-{
- DBTIMETOSTRING *tts=(DBTIMETOSTRING*)lParam;
- LARGE_INTEGER liFiletime;
- FILETIME filetime;
- SYSTEMTIME st;
- char dateTimeStr[64];
- char *pDest,*pFormat;
- int destCharsLeft,dateTimeStrLen;
-
- //this huge number is the difference between 1970 and 1601 in seconds
- liFiletime.QuadPart=(mir_i64(11644473600)+(__int64)(DWORD)TimestampToLocal(wParam,0))*10000000;
- filetime.dwHighDateTime=liFiletime.HighPart;
- filetime.dwLowDateTime=liFiletime.LowPart;
- FileTimeToSystemTime(&filetime,&st);
- destCharsLeft=tts->cbDest;
- for(pFormat=tts->szFormat,pDest=tts->szDest;*pFormat;pFormat++) {
- switch(*pFormat) {
- case 't':
- GetTimeFormat(LOCALE_USER_DEFAULT,TIME_NOSECONDS,&st,NULL,dateTimeStr,sizeof(dateTimeStr));
- break;
- case 's':
- GetTimeFormat(LOCALE_USER_DEFAULT,0,&st,NULL,dateTimeStr,sizeof(dateTimeStr));
- break;
- case 'm':
- GetTimeFormat(LOCALE_USER_DEFAULT,TIME_NOMINUTESORSECONDS,&st,NULL,dateTimeStr,sizeof(dateTimeStr));
- break;
- case 'd':
- GetDateFormat(LOCALE_USER_DEFAULT,DATE_SHORTDATE,&st,NULL,dateTimeStr,sizeof(dateTimeStr));
- break;
- case 'D':
- GetDateFormat(LOCALE_USER_DEFAULT,DATE_LONGDATE,&st,NULL,dateTimeStr,sizeof(dateTimeStr));
- break;
- default:
- if(destCharsLeft) {
- *pDest++=*pFormat;
- destCharsLeft--;
- }
- continue;
- }
- dateTimeStrLen=strlen(dateTimeStr);
- if(destCharsLeft<dateTimeStrLen) dateTimeStrLen=destCharsLeft;
- CopyMemory(pDest,dateTimeStr,dateTimeStrLen);
- destCharsLeft-=dateTimeStrLen;
- pDest+=dateTimeStrLen;
- }
- if(destCharsLeft) *pDest=0;
- else tts->szDest[tts->cbDest-1]=0;
- return 0;
-}
-
-int InitTime(void)
-{
- CreateServiceFunction(MS_DB_TIME_TIMESTAMPTOLOCAL,TimestampToLocal);
- CreateServiceFunction(MS_DB_TIME_TIMESTAMPTOSTRING,TimestampToString);
- return 0;
-}
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