private static DateTime CreateDateTime(DateTimeParser dateTimeParser)
{
bool is24Hour;
if (dateTimeParser.Hour == 24)
{
is24Hour = true;
dateTimeParser.Hour = 0;
}
else
{
is24Hour = false;
}
DateTime d = new DateTime(dateTimeParser.Year, dateTimeParser.Month, dateTimeParser.Day, dateTimeParser.Hour, dateTimeParser.Minute, dateTimeParser.Second);
d = d.AddTicks(dateTimeParser.Fraction);
if (is24Hour)
{
d = d.AddDays(1);
}
return(d);
}
private static DateTime CreateDateTime(DateTimeParser dateTimeParser)
{
bool is24Hour;
if (dateTimeParser.Hour == 24)
{
is24Hour = true;
dateTimeParser.Hour = 0;
}
else
{
is24Hour = false;
}
DateTime d = new DateTime(dateTimeParser.Year, dateTimeParser.Month, dateTimeParser.Day, dateTimeParser.Hour, dateTimeParser.Minute, dateTimeParser.Second);
d = d.AddTicks(dateTimeParser.Fraction);
if (is24Hour)
{
d = d.AddDays(1);
}
return d;
}
internal static bool TryParseDateTimeOffsetIso(StringReference text, out DateTimeOffset dt)
{
DateTimeParser dateTimeParser = new DateTimeParser();
if (!dateTimeParser.Parse(text.Chars, text.StartIndex, text.Length))
{
dt = default(DateTimeOffset);
return false;
}
DateTime d = CreateDateTime(dateTimeParser);
TimeSpan offset;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
offset = new TimeSpan(0L);
break;
case ParserTimeZone.LocalWestOfUtc:
offset = new TimeSpan(-dateTimeParser.ZoneHour, -dateTimeParser.ZoneMinute, 0);
break;
case ParserTimeZone.LocalEastOfUtc:
offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
break;
default:
offset = TimeZoneInfo.Local.GetUtcOffset(d);
break;
}
long ticks = d.Ticks - offset.Ticks;
if (ticks < 0 || ticks > 3155378975999999999)
{
dt = default(DateTimeOffset);
return false;
}
dt = new DateTimeOffset(d, offset);
return true;
}
internal static bool TryParseDateTimeIso(StringReference text, DateTimeZoneHandling dateTimeZoneHandling, out DateTime dt)
{
DateTimeParser dateTimeParser = new DateTimeParser();
if (!dateTimeParser.Parse(text.Chars, text.StartIndex, text.Length))
{
dt = default(DateTime);
return false;
}
DateTime d = CreateDateTime(dateTimeParser);
long ticks;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
d = new DateTime(d.Ticks, DateTimeKind.Utc);
break;
case ParserTimeZone.LocalWestOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks + offset.Ticks;
if (ticks <= DateTime.MaxValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks > DateTime.MaxValue.Ticks)
{
ticks = DateTime.MaxValue.Ticks;
}
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
case ParserTimeZone.LocalEastOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks - offset.Ticks;
if (ticks >= DateTime.MinValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks < DateTime.MinValue.Ticks)
{
ticks = DateTime.MinValue.Ticks;
}
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
}
dt = EnsureDateTime(d, dateTimeZoneHandling);
return true;
}
internal static bool TryParseDateIso(string text, DateParseHandling dateParseHandling, DateTimeZoneHandling dateTimeZoneHandling, out object dt)
{
DateTimeParser dateTimeParser = default(DateTimeParser);
if (!dateTimeParser.Parse(text))
{
dt = null;
return(false);
}
DateTime dateTime = new DateTime(dateTimeParser.Year, dateTimeParser.Month, dateTimeParser.Day, dateTimeParser.Hour, dateTimeParser.Minute, dateTimeParser.Second);
dateTime = dateTime.AddTicks((long)dateTimeParser.Fraction);
if (dateParseHandling != DateParseHandling.DateTimeOffset)
{
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
dateTime = new DateTime(dateTime.Ticks, DateTimeKind.Utc);
break;
case ParserTimeZone.LocalWestOfUtc:
{
TimeSpan timeSpan = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
long num = dateTime.Ticks + timeSpan.Ticks;
if (num <= DateTime.MaxValue.Ticks)
{
dateTime = new DateTime(num, DateTimeKind.Utc).ToLocalTime();
}
else
{
num += dateTime.GetUtcOffset().Ticks;
if (num > DateTime.MaxValue.Ticks)
{
num = DateTime.MaxValue.Ticks;
}
dateTime = new DateTime(num, DateTimeKind.Local);
}
break;
}
case ParserTimeZone.LocalEastOfUtc:
{
TimeSpan timeSpan2 = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
long num = dateTime.Ticks - timeSpan2.Ticks;
if (num >= DateTime.MinValue.Ticks)
{
dateTime = new DateTime(num, DateTimeKind.Utc).ToLocalTime();
}
else
{
num += dateTime.GetUtcOffset().Ticks;
if (num < DateTime.MinValue.Ticks)
{
num = DateTime.MinValue.Ticks;
}
dateTime = new DateTime(num, DateTimeKind.Local);
}
break;
}
}
dt = DateTimeUtils.EnsureDateTime(dateTime, dateTimeZoneHandling);
return(true);
}
TimeSpan utcOffset;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
utcOffset = new TimeSpan(0L);
break;
case ParserTimeZone.LocalWestOfUtc:
utcOffset = new TimeSpan(-dateTimeParser.ZoneHour, -dateTimeParser.ZoneMinute, 0);
break;
case ParserTimeZone.LocalEastOfUtc:
utcOffset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
break;
default:
utcOffset = TimeZoneInfo.Local.GetUtcOffset(dateTime);
break;
}
long num2 = dateTime.Ticks - utcOffset.Ticks;
if (num2 < 0L || num2 > 3155378975999999999L)
{
dt = null;
return(false);
}
dt = new DateTimeOffset(dateTime, utcOffset);
return(true);
}
internal static bool TryParseDateIso(string text, DateParseHandling dateParseHandling, DateTimeZoneHandling dateTimeZoneHandling, out object dt)
{
DateTimeParser dateTimeParser = new DateTimeParser();
if (!dateTimeParser.Parse(text))
{
dt = null;
return false;
}
DateTime d = new DateTime(dateTimeParser.Year, dateTimeParser.Month, dateTimeParser.Day, dateTimeParser.Hour, dateTimeParser.Minute, dateTimeParser.Second);
d = d.AddTicks(dateTimeParser.Fraction);
if (dateParseHandling == DateParseHandling.DateTimeOffset)
{
TimeSpan offset;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
offset = new TimeSpan(0L);
break;
case ParserTimeZone.LocalWestOfUtc:
offset = new TimeSpan(-dateTimeParser.ZoneHour, -dateTimeParser.ZoneMinute, 0);
break;
case ParserTimeZone.LocalEastOfUtc:
offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
break;
default:
offset = TimeZoneInfo.Local.GetUtcOffset(d);
break;
}
long ticks = d.Ticks - offset.Ticks;
if (ticks < 0 || ticks > 3155378975999999999)
{
dt = null;
return false;
}
dt = new DateTimeOffset(d, offset);
return true;
}
else
{
long ticks;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
d = new DateTime(d.Ticks, DateTimeKind.Utc);
break;
case ParserTimeZone.LocalWestOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks + offset.Ticks;
if (ticks <= DateTime.MaxValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks > DateTime.MaxValue.Ticks)
ticks = DateTime.MaxValue.Ticks;
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
case ParserTimeZone.LocalEastOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks - offset.Ticks;
if (ticks >= DateTime.MinValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks < DateTime.MinValue.Ticks)
ticks = DateTime.MinValue.Ticks;
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
}
dt = EnsureDateTime(d, dateTimeZoneHandling);
return true;
}
}
internal static bool TryParseDateIso(string text, DateParseHandling dateParseHandling, DateTimeZoneHandling dateTimeZoneHandling, out object dt)
{
DateTimeParser dateTimeParser = new DateTimeParser();
if (!dateTimeParser.Parse(text))
{
dt = null;
return(false);
}
DateTime d = new DateTime(dateTimeParser.Year, dateTimeParser.Month, dateTimeParser.Day, dateTimeParser.Hour, dateTimeParser.Minute, dateTimeParser.Second);
d = d.AddTicks(dateTimeParser.Fraction);
#if !NET20
if (dateParseHandling == DateParseHandling.DateTimeOffset)
{
TimeSpan offset;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
offset = new TimeSpan(0L);
break;
case ParserTimeZone.LocalWestOfUtc:
offset = new TimeSpan(-dateTimeParser.ZoneHour, -dateTimeParser.ZoneMinute, 0);
break;
case ParserTimeZone.LocalEastOfUtc:
offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
break;
default:
offset = TimeZoneInfo.Local.GetUtcOffset(d);
break;
}
long ticks = d.Ticks - offset.Ticks;
if (ticks < 0 || ticks > 3155378975999999999)
{
dt = null;
return(false);
}
dt = new DateTimeOffset(d, offset);
return(true);
}
else
#endif
{
long ticks;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
d = new DateTime(d.Ticks, DateTimeKind.Utc);
break;
case ParserTimeZone.LocalWestOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks + offset.Ticks;
if (ticks <= DateTime.MaxValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks > DateTime.MaxValue.Ticks)
{
ticks = DateTime.MaxValue.Ticks;
}
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
case ParserTimeZone.LocalEastOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks - offset.Ticks;
if (ticks >= DateTime.MinValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks < DateTime.MinValue.Ticks)
{
ticks = DateTime.MinValue.Ticks;
}
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
}
dt = EnsureDateTime(d, dateTimeZoneHandling);
return(true);
}
}
internal static bool TryParseDateTimeIso(StringReference text, DateTimeZoneHandling dateTimeZoneHandling, out DateTime dt)
{
DateTimeParser dateTimeParser = new DateTimeParser();
if (!dateTimeParser.Parse(text.Chars, text.StartIndex, text.Length))
{
dt = default;
return(false);
}
DateTime d = CreateDateTime(dateTimeParser);
long ticks;
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
d = new DateTime(d.Ticks, DateTimeKind.Utc);
break;
case ParserTimeZone.LocalWestOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks + offset.Ticks;
if (ticks <= DateTime.MaxValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks > DateTime.MaxValue.Ticks)
{
ticks = DateTime.MaxValue.Ticks;
}
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
case ParserTimeZone.LocalEastOfUtc:
{
TimeSpan offset = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = d.Ticks - offset.Ticks;
if (ticks >= DateTime.MinValue.Ticks)
{
d = new DateTime(ticks, DateTimeKind.Utc).ToLocalTime();
}
else
{
ticks += d.GetUtcOffset().Ticks;
if (ticks < DateTime.MinValue.Ticks)
{
ticks = DateTime.MinValue.Ticks;
}
d = new DateTime(ticks, DateTimeKind.Local);
}
break;
}
}
dt = EnsureDateTime(d, dateTimeZoneHandling);
return(true);
}
internal static bool TryParseDateTimeIso(StringReference text, DateTimeZoneHandling dateTimeZoneHandling, out DateTime dt)
{
long ticks;
TimeSpan utcOffset;
DateTimeParser dateTimeParser = new DateTimeParser();
if (!dateTimeParser.Parse(text.Chars, text.StartIndex, text.Length))
{
dt = new DateTime();
return(false);
}
DateTime dateTime = DateTimeUtils.CreateDateTime(dateTimeParser);
switch (dateTimeParser.Zone)
{
case ParserTimeZone.Utc:
{
dateTime = new DateTime(dateTime.Ticks, DateTimeKind.Utc);
break;
}
case ParserTimeZone.LocalWestOfUtc:
{
TimeSpan timeSpan = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = dateTime.Ticks + timeSpan.Ticks;
if (ticks > DateTime.MaxValue.Ticks)
{
utcOffset = dateTime.GetUtcOffset();
ticks += utcOffset.Ticks;
if (ticks > DateTime.MaxValue.Ticks)
{
ticks = DateTime.MaxValue.Ticks;
}
dateTime = new DateTime(ticks, DateTimeKind.Local);
break;
}
else
{
dateTime = (new DateTime(ticks, DateTimeKind.Utc)).ToLocalTime();
break;
}
}
case ParserTimeZone.LocalEastOfUtc:
{
TimeSpan timeSpan1 = new TimeSpan(dateTimeParser.ZoneHour, dateTimeParser.ZoneMinute, 0);
ticks = dateTime.Ticks - timeSpan1.Ticks;
if (ticks < DateTime.MinValue.Ticks)
{
utcOffset = dateTime.GetUtcOffset();
ticks += utcOffset.Ticks;
if (ticks < DateTime.MinValue.Ticks)
{
ticks = DateTime.MinValue.Ticks;
}
dateTime = new DateTime(ticks, DateTimeKind.Local);
break;
}
else
{
dateTime = (new DateTime(ticks, DateTimeKind.Utc)).ToLocalTime();
break;
}
}
}
dt = DateTimeUtils.EnsureDateTime(dateTime, dateTimeZoneHandling);
return(true);
}
