/*
* make header
*/
public static void luaU_header(CharPtr h)
{
h = new CharPtr(h);
int x = 1;
memcpy(h, LINYEE_SIGNATURE, LINYEE_SIGNATURE.Length);
h = h.add(LINYEE_SIGNATURE.Length);
h[0] = (char)LUAC_VERSION;
h.inc();
h[0] = (char)LUAC_FORMAT;
h.inc();
//*h++=(char)*(char*)&x; /* endianness */
h[0] = (char)x; /* endianness */
h.inc();
h[0] = (char)sizeof(int);
h.inc();
h[0] = (char)sizeof(uint);
h.inc();
h[0] = (char)sizeof(Instruction);
h.inc();
h[0] = (char)sizeof(ly_Number);
h.inc();
//(h++)[0] = ((ly_Number)0.5 == 0) ? 0 : 1; /* is ly_Number integral? */
h[0] = (char)0; // always 0 on this build
}
private static CharPtr StrFTimeAdd(CharPtr str, CharPtr pt, CharPtr ptlim)
{
pt[0] = str[0];
str = str.next();
while (pt < ptlim && pt[0] != 0)
{
pt.inc();
pt[0] = str[0];
str = str.next();
}
return(pt);
}
private static CharPtr StrFTimeFmt(CharPtr baseFormat, DateTime t, CharPtr pt, CharPtr ptlim)
{
CharPtr format = new CharPtr(baseFormat);
for (; format[0] != 0; format.inc())
{
if (format == '%')
{
format.inc();
if (format == 'E')
{
format.inc(); // Alternate Era is ignored
}
else if (format == 'O')
{
format.inc(); // Alternate numeric symbols is ignored
}
switch (format[0])
{
case '\0':
format.dec();
break;
case 'A': // Full day of week
//pt = _add((t->tm_wday < 0 || t->tm_wday > 6) ? "?" : _days[t->tm_wday], pt, ptlim);
pt = StrFTimeAdd(t.ToString("dddd"), pt, ptlim);
continue;
case 'a': // Abbreviated day of week
//pt = _add((t->tm_wday < 0 || t->tm_wday > 6) ? "?" : _days_abbrev[t->tm_wday], pt, ptlim);
pt = StrFTimeAdd(t.ToString("ddd"), pt, ptlim);
continue;
case 'B': // Full month name
//pt = _add((t->tm_mon < 0 || t->tm_mon > 11) ? "?" : _months[t->tm_mon], pt, ptlim);
pt = StrFTimeAdd(t.ToString("MMMM"), pt, ptlim);
continue;
case 'b': // Abbreviated month name
case 'h': // Abbreviated month name
//pt = _add((t->tm_mon < 0 || t->tm_mon > 11) ? "?" : _months_abbrev[t->tm_mon], pt, ptlim);
pt = StrFTimeAdd(t.ToString("MMM"), pt, ptlim);
continue;
case 'C': // First two digits of year (a.k.a. Year divided by 100 and truncated to integer (00-99))
//pt = _conv((t->tm_year + TM_YEAR_BASE) / 100, "%02d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("yyyy").Substring(0, 2), pt, ptlim);
continue;
case 'c': // Abbreviated date/time representation (e.g. Thu Aug 23 14:55:02 2001)
pt = StrFTimeFmt("%a %b %e %H:%M:%S %Y", t, pt, ptlim);
continue;
case 'D': // Short MM/DD/YY date
pt = StrFTimeFmt("%m/%d/%y", t, pt, ptlim);
continue;
case 'd': // Day of the month, zero-padded (01-31)
//pt = _conv(t->tm_mday, "%02d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("dd"), pt, ptlim);
continue;
case 'e': // Day of the month, space-padded ( 1-31)
//pt = _conv(t->tm_mday, "%2d", pt, ptlim);
pt = StrFTimeAdd(t.Day.ToString().PadLeft(2, ' '), pt, ptlim);
continue;
case 'F': // Short YYYY-MM-DD date
pt = StrFTimeFmt("%Y-%m-%d", t, pt, ptlim);
continue;
case 'H': // Hour in 24h format (00-23)
//pt = _conv(t->tm_hour, "%02d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("HH"), pt, ptlim);
continue;
case 'I': // Hour in 12h format (01-12)
//pt = _conv((t->tm_hour % 12) ? (t->tm_hour % 12) : 12, "%02d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("hh"), pt, ptlim);
continue;
case 'j': // Day of the year (001-366)
pt = StrFTimeAdd(t.DayOfYear.ToString().PadLeft(3, ' '), pt, ptlim);
continue;
case 'k': // (Non-standard) // Hours in 24h format, space-padded ( 1-23)
//pt = _conv(t->tm_hour, "%2d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("%H").PadLeft(2, ' '), pt, ptlim);
continue;
case 'l': // (Non-standard) // Hours in 12h format, space-padded ( 1-12)
//pt = _conv((t->tm_hour % 12) ? (t->tm_hour % 12) : 12, "%2d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("%h").PadLeft(2, ' '), pt, ptlim);
continue;
case 'M': // Minute (00-59)
//pt = _conv(t->tm_min, "%02d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("mm"), pt, ptlim);
continue;
case 'm': // Month as a decimal number (01-12)
//pt = _conv(t->tm_mon + 1, "%02d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("MM"), pt, ptlim);
continue;
case 'n': // New-line character.
pt = StrFTimeAdd(Environment.NewLine, pt, ptlim);
continue;
case 'p': // AM or PM designation (locale dependent).
//pt = _add((t->tm_hour >= 12) ? "pm" : "am", pt, ptlim);
pt = StrFTimeAdd(t.ToString("tt"), pt, ptlim);
continue;
case 'R': // 24-hour HH:MM time, equivalent to %H:%M
pt = StrFTimeFmt("%H:%M", t, pt, ptlim);
continue;
case 'r': // 12-hour clock time (locale dependent).
pt = StrFTimeFmt("%I:%M:%S %p", t, pt, ptlim);
continue;
case 'S': // Second ((00-59)
//pt = _conv(t->tm_sec, "%02d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("ss"), pt, ptlim);
continue;
case 'T': // ISO 8601 time format (HH:MM:SS), equivalent to %H:%M:%S
pt = StrFTimeFmt("%H:%M:%S", t, pt, ptlim);
continue;
case 't': // Horizontal-tab character
pt = StrFTimeAdd("\t", pt, ptlim);
continue;
case 'U': // Week number with the first Sunday as the first day of week one (00-53)
//pt = _conv((t->tm_yday + 7 - t->tm_wday) / 7, "%02d", pt, ptlim);
pt = StrFTimeAdd(System.Globalization.CultureInfo.InvariantCulture.Calendar.GetWeekOfYear(t, System.Globalization.CalendarWeekRule.FirstFullWeek, DayOfWeek.Sunday).ToString(), pt, ptlim);
continue;
case 'u': // ISO 8601 weekday as number with Monday as 1 (1-7) (locale independant).
//pt = _conv((t->tm_wday == 0) ? 7 : t->tm_wday, "%d", pt, ptlim);
pt = StrFTimeAdd(t.DayOfWeek == DayOfWeek.Sunday ? "7" : ((int)t.DayOfWeek).ToString(), pt, ptlim);
continue;
case 'G': // ISO 8601 year (four digits)
case 'g': // ISO 8601 year (two digits)
case 'V': // ISO 8601 week number
// See http://stackoverflow.com/questions/11154673/get-the-correct-week-number-of-a-given-date
DateTime isoTime = t;
DayOfWeek day = System.Globalization.CultureInfo.InvariantCulture.Calendar.GetDayOfWeek(isoTime);
if (day >= DayOfWeek.Monday && day <= DayOfWeek.Wednesday)
{
isoTime = isoTime.AddDays(3);
}
if (format[0] == 'V') // ISO 8601 week number
{
int isoWeek = System.Globalization.CultureInfo.InvariantCulture.Calendar.GetWeekOfYear(isoTime, System.Globalization.CalendarWeekRule.FirstFourDayWeek, DayOfWeek.Monday);
pt = StrFTimeAdd(isoWeek.ToString(), pt, ptlim);
}
else
{
string isoYear = System.Globalization.CultureInfo.InvariantCulture.Calendar.GetYear(isoTime).ToString(); // ISO 8601 year (four digits)
if (format[0] == 'g') // ISO 8601 year (two digits)
{
isoYear = isoYear.Substring(isoYear.Length - 2, 2);
}
pt = StrFTimeAdd(isoYear, pt, ptlim);
}
continue;
case 'W': // Week number with the first Monday as the first day of week one (00-53)
//pt = _conv((t->tm_yday + 7 - (t->tm_wday ? (t->tm_wday - 1) : 6)) / 7, "%02d", pt, ptlim);
pt = StrFTimeAdd(System.Globalization.CultureInfo.InvariantCulture.Calendar.GetWeekOfYear(t, System.Globalization.CalendarWeekRule.FirstFullWeek, DayOfWeek.Monday).ToString(), pt, ptlim);
continue;
case 'w': // Weekday as a decimal number with Sunday as 0 (0-6)
//pt = _conv(t->tm_wday, "%d", pt, ptlim);
pt = StrFTimeAdd(((int)t.DayOfWeek).ToString(), pt, ptlim);
continue;
case 'X': // Long time representation (locale dependent)
//pt = _fmt("%H:%M:%S", t, pt, ptlim); // fails to comply with spec!
pt = StrFTimeAdd(t.ToString("%T"), pt, ptlim);
continue;
case 'x': // Short date representation (locale dependent)
//pt = _fmt("%m/%d/%y", t, pt, ptlim); // fails to comply with spec!
pt = StrFTimeAdd(t.ToString("%d"), pt, ptlim);
continue;
case 'y': // Last two digits of year (00-99)
//pt = _conv((t->tm_year + TM_YEAR_BASE) % 100, "%02d", pt, ptlim);
pt = StrFTimeAdd(t.ToString("yy"), pt, ptlim);
continue;
case 'Y': // Full year (all digits)
//pt = _conv(t->tm_year + TM_YEAR_BASE, "%04d", pt, ptlim);
pt = StrFTimeAdd(t.Year.ToString(), pt, ptlim);
continue;
case 'Z': // Timezone name or abbreviation (locale dependent) or nothing if unavailable (e.g. CDT)
pt = StrFTimeAdd(TimeZoneInfo.Local.StandardName, pt, ptlim);
continue;
case 'z': // ISO 8601 offset from UTC in timezone (+/-hhmm), or nothing if unavailable
TimeSpan ts = TimeZoneInfo.Local.GetUtcOffset(t);
string offset = (ts.Ticks < 0 ? "-" : "+") + ts.TotalHours.ToString("#00") + ts.Minutes.ToString("00");
pt = StrFTimeAdd(offset, pt, ptlim);
continue;
case '%': // Add '%'
pt = StrFTimeAdd("%", pt, ptlim);
continue;
default:
break;
}
}
if (pt == ptlim)
{
break;
}
pt[0] = format[0];
pt.inc();
}
return(pt);
}
private static int OSDate(LinyeeState L)
{
CharPtr s = new CharPtr(LinyeeLOptString(L, 1, "%c"));
DateTime stm;
// Parses the second argument if there's one. If not, uses Now as time.
if (LinyeeIsNoneOrNil(L, 2))
{
stm = DateTime.Now;
}
else
{
LinyeeLCheckType(L, 2, LINYEE_TNUMBER);
double seconds = LinyeeToNumber(L, 2);
stm = new DateTime((long)seconds * TimeSpan.TicksPerSecond);
}
if (s[0] == '!') /* UTC? */
{
stm = stm.ToUniversalTime();
s.inc(); /* skip `!' */
}
if (strcmp(s, "*t") == 0)
{
LinyeeCreateTable(L, 0, 9); /* 9 = number of fields */
SetField(L, "sec", stm.Second);
SetField(L, "min", stm.Minute);
SetField(L, "hour", stm.Hour);
SetField(L, "day", stm.Day);
SetField(L, "month", stm.Month);
SetField(L, "year", stm.Year);
SetField(L, "wday", (int)stm.DayOfWeek + 1);
SetField(L, "yday", stm.DayOfYear);
SetBoolField(L, "isdst", stm.IsDaylightSavingTime() ? 1 : 0);
}
else
{
CharPtr cc = new char[3];
LinyeeLBuffer b = new LinyeeLBuffer();
cc[0] = '%'; cc[2] = '\0';
LinyeeLBuffInit(L, b);
for (; s[0] != 0; s.inc())
{
if (s[0] != '%' || s[1] == '\0') /* no conversion specifier? */
{
LinyeeLAddChar(b, s[0]);
}
else
{
uint reslen;
CharPtr buff = new char[200]; /* should be big enough for any conversion result */
s.inc();
cc[1] = s[0];
reslen = strftime(buff, (uint)buff.chars.Length, cc, stm);
buff.index = 0;
LinyeeLAddLString(b, buff, reslen);
}
}
LinyeeLPushResult(b);
}
return(1);
}