// Helper method to make it slightly easier for tests to skip "bad" cultures.
private LocalDateTimePattern CreatePatternOrNull(string patternText, CultureInfo culture, LocalDateTime templateValue)
{
try
{
return(LocalDateTimePattern.Create(patternText, culture));
}
catch (InvalidPatternException)
{
// The Malta long date/time pattern in Mono 3.0 is invalid (not just wrong; invalid due to the wrong number of quotes).
// Skip it :(
// See https://bugzilla.xamarin.com/show_bug.cgi?id=11363
return(null);
}
}
public static bool ParseDateTime(this string text, DateTimeZone zone, string cultureTab, bool withoutDaylightSaving, MxCultureInfo.FormatType formatType, bool longFormat, out Instant result)
{
var rc = false;
result = InstantError;
if ((zone != null) && (String.IsNullOrEmpty(cultureTab) == false) && (formatType != MxCultureInfo.FormatType.Date) && (formatType != MxCultureInfo.FormatType.Time))
{
try
{
var culture = MxCultureInfo.Instance.GetCultureInfo(cultureTab);
if (culture != null)
{
var parseResult = LocalDateTimePattern.Create(MxCultureInfo.GetFormatSpecifier(formatType, longFormat), MxCultureInfo.Instance.GetCultureInfo(cultureTab)).Parse(text);
//var temp = parseResult.Value;
if (parseResult.Success)
{
var instant = parseResult.Value.InZoneStrictly(zone).ToInstant();
var local = instant.InZone(zone).LocalDateTime;
if (withoutDaylightSaving && zone.IsDaylightSavingsTime(instant))
{
local = local.Plus(Period.FromSeconds(zone.GetZoneInterval(instant).Savings.Seconds));
}
result = local.InZoneStrictly(zone).ToInstant();
rc = true;
}
}
}
catch (Exception)
{
//ignore
}
}
return(rc);
}
/// <summary>
/// Handles date, time and date/time embedded patterns.
/// </summary>
internal void AddEmbeddedLocalPartial(
PatternCursor pattern,
Func <TBucket, LocalDatePatternParser.LocalDateParseBucket> dateBucketExtractor,
Func <TBucket, LocalTimePatternParser.LocalTimeParseBucket> timeBucketExtractor,
Func <TResult, LocalDate> dateExtractor,
Func <TResult, LocalTime> timeExtractor,
// null if date/time embedded patterns are invalid
Func <TResult, LocalDateTime>?dateTimeExtractor)
{
// This will be d (date-only), t (time-only), or < (date and time)
// If it's anything else, we'll see the problem when we try to get the pattern.
var patternType = pattern.PeekNext();
if (patternType == 'd' || patternType == 't')
{
pattern.MoveNext();
}
string embeddedPatternText = pattern.GetEmbeddedPattern();
switch (patternType)
{
case '<':
{
var sampleBucket = CreateSampleBucket();
var templateTime = timeBucketExtractor(sampleBucket).TemplateValue;
var templateDate = dateBucketExtractor(sampleBucket).TemplateValue;
if (dateTimeExtractor is null)
{
throw new InvalidPatternException(TextErrorMessages.InvalidEmbeddedPatternType);
}
AddField(PatternFields.EmbeddedDate, 'l');
AddField(PatternFields.EmbeddedTime, 'l');
AddEmbeddedPattern(
LocalDateTimePattern.Create(embeddedPatternText, FormatInfo, templateDate + templateTime).UnderlyingPattern,
(bucket, value) =>
{
var dateBucket = dateBucketExtractor(bucket);
var timeBucket = timeBucketExtractor(bucket);
dateBucket.Calendar = value.Calendar;
dateBucket.Year = value.Year;
dateBucket.MonthOfYearNumeric = value.Month;
dateBucket.DayOfMonth = value.Day;
timeBucket.Hours24 = value.Hour;
timeBucket.Minutes = value.Minute;
timeBucket.Seconds = value.Second;
timeBucket.FractionalSeconds = value.NanosecondOfSecond;
},
dateTimeExtractor);
break;
}
case 'd':
AddEmbeddedDatePattern('l', embeddedPatternText, dateBucketExtractor, dateExtractor);
break;
case 't':
AddEmbeddedTimePattern('l', embeddedPatternText, timeBucketExtractor, timeExtractor);
break;
default:
throw new InvalidOperationException("Bug in Noda Time: embedded pattern type wasn't date, time, or date+time");
}
}