public DateTimeParseResult Parse(ExtractResult er, DateObject refTime)
{
var referenceTime = refTime;
DateTimeParseResult pr = null;
// push, save teh MOD string
bool hasBefore = false, hasAfter = false;
var modStr = string.Empty;
if (this.Config.BeforeRegex.IsMatch(er.Text))
{
hasBefore = true;
var match = this.Config.BeforeRegex.Match(er.Text);
er.Start += match.Length;
er.Length -= match.Length;
er.Text = er.Text.Substring(match.Length);
modStr = match.Value;
}
else if (this.Config.AfterRegex.IsMatch(er.Text))
{
hasAfter = true;
var match = this.Config.AfterRegex.Match(er.Text);
er.Start += match.Length;
er.Length -= match.Length;
er.Text = er.Text.Substring(match.Length);
modStr = match.Value;
}
if (er.Type.Equals(Constants.SYS_DATETIME_DATE))
{
pr = this.Config.DateParser.Parse(er, referenceTime);
if (pr.Value == null)
{
pr = Config.HolidayParser.Parse(er, referenceTime);
}
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIME))
{
pr = this.Config.TimeParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIME))
{
pr = this.Config.DateTimeParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATEPERIOD))
{
pr = this.Config.DatePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIMEPERIOD))
{
pr = this.Config.TimePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIMEPERIOD))
{
pr = this.Config.DateTimePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DURATION))
{
pr = this.Config.DurationParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_SET))
{
pr = this.Config.GetParser.Parse(er, referenceTime);
}
else
{
return(null);
}
// pop, restore the MOD string
if (hasBefore)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = TimeTypeConstants.beforeMod;
pr.Value = val;
}
if (hasAfter)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = TimeTypeConstants.afterMod;
pr.Value = val;
}
pr.Value = DateTimeResolution(pr, hasBefore, hasAfter);
//change the type at last for the after or before mode
pr.Type = $"{ParserTypeName}.{DetermineDateTimeType(er.Type, hasBefore, hasAfter)}";
return(pr);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refTime)
{
var referenceTime = refTime;
object value = null;
if (er.Type.Equals(ParserName, StringComparison.Ordinal))
{
DateTimeResolutionResult innerResult;
if (TimeZoneUtility.ShouldResolveTimeZone(er, config.Options))
{
var metadata = er.Data as Dictionary <string, object>;
var timezoneEr = metadata[Constants.SYS_DATETIME_TIMEZONE] as ExtractResult;
var timezonePr = config.TimeZoneParser.Parse(timezoneEr);
innerResult = InternalParse(
er.Text.Substring(0, (int)(er.Length - timezoneEr.Length)),
referenceTime);
if (timezonePr != null && timezonePr.Value != null)
{
innerResult.TimeZoneResolution = ((DateTimeResolutionResult)timezonePr.Value).TimeZoneResolution;
}
}
else
{
innerResult = InternalParse(er.Text, referenceTime);
}
if (innerResult.Success)
{
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_TIME,
DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item1)
},
{
TimeTypeConstants.END_TIME,
DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item2)
},
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_TIME,
DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item1)
},
{
TimeTypeConstants.END_TIME,
DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item2)
},
};
value = innerResult;
}
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Value = value,
TimexStr = value == null ? string.Empty : ((DateTimeResolutionResult)value).Timex,
ResolutionStr = string.Empty,
};
return(ret);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refTime)
{
var referenceTime = refTime;
object value = null;
if (er.Type.Equals(ParserName))
{
var innerResult = ParseSimpleCases(er.Text, referenceTime);
if (!innerResult.Success)
{
innerResult = MergeTwoTimePoints(er.Text, referenceTime);
}
if (!innerResult.Success)
{
innerResult = ParseTimeOfDay(er.Text, referenceTime);
}
if (innerResult.Success)
{
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_TIME,
FormatUtil.FormatTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item1)
},
{
TimeTypeConstants.END_TIME,
FormatUtil.FormatTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item2)
}
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_TIME,
FormatUtil.FormatTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item1)
},
{
TimeTypeConstants.END_TIME,
FormatUtil.FormatTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item2)
}
};
value = innerResult;
}
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Value = value,
TimexStr = value == null ? "" : ((DateTimeResolutionResult)value).Timex,
ResolutionStr = ""
};
return(ret);
}
public SortedDictionary <string, object> DateTimeResolution(DateTimeParseResult slot)
{
if (slot == null)
{
return(null);
}
var resolutions = new List <Dictionary <string, string> >();
var res = new Dictionary <string, object>();
var type = slot.Type;
var timex = slot.TimexStr;
var val = (DateTimeResolutionResult)slot.Value;
if (val == null)
{
return(null);
}
var isLunar = val.IsLunar;
var mod = val.Mod;
string list = null;
// Resolve dates list for date periods
if (slot.Type.Equals(Constants.SYS_DATETIME_DATEPERIOD, StringComparison.Ordinal) && val.List != null)
{
list = string.Join(",", val.List.Select(o => DateTimeFormatUtil.LuisDate((DateObject)o)).ToArray());
}
// With modifier, output Type might not be the same with type in resolution result
// For example, if the resolution type is "date", with modifier the output type should be "daterange"
var typeOutput = DetermineDateTimeType(slot.Type, hasMod: !string.IsNullOrEmpty(mod));
var sourceEntity = DetermineSourceEntityType(slot.Type, typeOutput, val.HasRangeChangingMod);
var comment = val.Comment;
// The following should be added to res first, since ResolveAmPm requires these fields.
AddResolutionFields(res, DateTimeResolutionKey.Timex, timex);
AddResolutionFields(res, Constants.Comment, comment);
AddResolutionFields(res, DateTimeResolutionKey.Mod, mod);
AddResolutionFields(res, ResolutionKey.Type, typeOutput);
AddResolutionFields(res, DateTimeResolutionKey.IsLunar, isLunar ? isLunar.ToString() : string.Empty);
var hasTimeZone = false;
// For standalone timezone entity recognition, we generate TimeZoneResolution for each entity we extracted.
// We also merge time entity with timezone entity and add the information in TimeZoneResolution to every DateTime resolutions.
if (val.TimeZoneResolution != null)
{
if (slot.Type.Equals(Constants.SYS_DATETIME_TIMEZONE, StringComparison.Ordinal))
{
// single timezone
AddResolutionFields(res, Constants.ResolveTimeZone, new Dictionary <string, string>
{
{ ResolutionKey.Value, val.TimeZoneResolution.Value },
{ Constants.UtcOffsetMinsKey, val.TimeZoneResolution.UtcOffsetMins.ToString() },
});
}
else
{
// timezone as clarification of datetime
hasTimeZone = true;
AddResolutionFields(res, Constants.TimeZone, val.TimeZoneResolution.Value);
AddResolutionFields(res, Constants.TimeZoneText, val.TimeZoneResolution.TimeZoneText);
AddResolutionFields(res, Constants.UtcOffsetMinsKey, val.TimeZoneResolution.UtcOffsetMins.ToString());
}
}
var pastResolutionStr = ((DateTimeResolutionResult)slot.Value).PastResolution;
var futureResolutionStr = ((DateTimeResolutionResult)slot.Value).FutureResolution;
if (typeOutput == Constants.SYS_DATETIME_DATETIMEALT && pastResolutionStr.Count > 0)
{
typeOutput = DetermineResolutionDateTimeType(pastResolutionStr);
}
var resolutionPast = GenerateResolution(type, pastResolutionStr, mod);
var resolutionFuture = GenerateResolution(type, futureResolutionStr, mod);
// If past and future are same, keep only one
if (resolutionFuture.OrderBy(t => t.Key).Select(t => t.Value)
.SequenceEqual(resolutionPast.OrderBy(t => t.Key).Select(t => t.Value)))
{
if (resolutionPast.Count > 0)
{
AddResolutionFields(res, Constants.Resolve, resolutionPast);
}
}
else
{
if (resolutionPast.Count > 0)
{
AddResolutionFields(res, Constants.ResolveToPast, resolutionPast);
}
if (resolutionFuture.Count > 0)
{
AddResolutionFields(res, Constants.ResolveToFuture, resolutionFuture);
}
}
// If 'ampm', double our resolution accordingly
if (!string.IsNullOrEmpty(comment) && comment.Equals(Constants.Comment_AmPm, StringComparison.Ordinal))
{
if (res.ContainsKey(Constants.Resolve))
{
ResolveAmpm(res, Constants.Resolve);
}
else
{
ResolveAmpm(res, Constants.ResolveToPast);
ResolveAmpm(res, Constants.ResolveToFuture);
}
}
// If WeekOf and in CalendarMode, modify the past part of our resolution
if ((Config.Options & DateTimeOptions.CalendarMode) != 0 &&
!string.IsNullOrEmpty(comment) && comment.Equals(Constants.Comment_WeekOf, StringComparison.Ordinal))
{
ResolveWeekOf(res, Constants.ResolveToPast);
}
foreach (var p in res)
{
if (p.Value is Dictionary <string, string> dictionary)
{
var value = new Dictionary <string, string>();
AddResolutionFields(value, DateTimeResolutionKey.Timex, timex);
AddResolutionFields(value, DateTimeResolutionKey.Mod, mod);
AddResolutionFields(value, ResolutionKey.Type, typeOutput);
AddResolutionFields(value, DateTimeResolutionKey.IsLunar, isLunar ? isLunar.ToString() : string.Empty);
AddResolutionFields(value, DateTimeResolutionKey.List, list);
AddResolutionFields(value, DateTimeResolutionKey.SourceEntity, sourceEntity);
if (hasTimeZone)
{
AddResolutionFields(value, Constants.TimeZone, val.TimeZoneResolution.Value);
AddResolutionFields(value, Constants.TimeZoneText, val.TimeZoneResolution.TimeZoneText);
AddResolutionFields(value, Constants.UtcOffsetMinsKey, val.TimeZoneResolution.UtcOffsetMins.ToString());
}
foreach (var q in dictionary)
{
if (value.ContainsKey(q.Key))
{
value[q.Key] = q.Value;
}
else
{
value.Add(q.Key, q.Value);
}
}
resolutions.Add(value);
}
}
if (resolutionPast.Count == 0 && resolutionFuture.Count == 0 && val.TimeZoneResolution == null)
{
var notResolved = new Dictionary <string, string>
{
{
DateTimeResolutionKey.Timex, timex
},
{
ResolutionKey.Type, typeOutput
},
{
ResolutionKey.Value, "not resolved"
},
};
resolutions.Add(notResolved);
}
return(new SortedDictionary <string, object> {
{ ResolutionKey.ValueSet, resolutions }
});
}
public DateTimeParseResult Parse(ExtractResult er, DateObject referenceTime)
{
DateTimeParseResult pr = null;
// push, save teh MOD string
bool hasBefore = false, hasAfter = false, hasUntil = false, hasSince = false;
string modStr = string.Empty, modStrPrefix = string.Empty, modStrSuffix = string.Empty;
var beforeMatch = config.BeforeRegex.MatchEnd(er.Text, trim: true);
var afterMatch = config.AfterRegex.MatchEnd(er.Text, trim: true);
var untilMatch = config.UntilRegex.MatchBegin(er.Text, trim: true);
var sinceMatchPrefix = config.SincePrefixRegex.MatchBegin(er.Text, trim: true);
var sinceMatchSuffix = config.SinceSuffixRegex.MatchEnd(er.Text, trim: true);
if (beforeMatch.Success && !IsDurationWithBeforeAndAfter(er))
{
hasBefore = true;
er.Length -= beforeMatch.Length;
er.Text = er.Text.Substring(0, er.Length ?? 0);
modStr = beforeMatch.Value;
}
else if (afterMatch.Success && !IsDurationWithBeforeAndAfter(er))
{
hasAfter = true;
er.Length -= afterMatch.Length;
er.Text = er.Text.Substring(0, er.Length ?? 0);
modStr = afterMatch.Value;
}
else if (untilMatch.Success)
{
hasUntil = true;
er.Start += untilMatch.Length;
er.Length -= untilMatch.Length;
er.Text = er.Text.Substring(untilMatch.Length);
modStr = untilMatch.Value;
}
else
{
if (sinceMatchPrefix.Success)
{
hasSince = true;
er.Start += sinceMatchPrefix.Length;
er.Length -= sinceMatchPrefix.Length;
er.Text = er.Text.Substring(sinceMatchPrefix.Length);
modStrPrefix = sinceMatchPrefix.Value;
}
if (sinceMatchSuffix.Success)
{
hasSince = true;
er.Length -= sinceMatchSuffix.Length;
er.Text = er.Text.Substring(0, er.Length ?? 0);
modStrSuffix = sinceMatchSuffix.Value;
}
}
if (er.Type.Equals(Constants.SYS_DATETIME_DATE))
{
pr = config.DateParser.Parse(er, referenceTime);
if (pr.Value == null)
{
pr = config.HolidayParser.Parse(er, referenceTime);
}
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIME))
{
pr = config.TimeParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIME))
{
pr = config.DateTimeParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATEPERIOD))
{
pr = config.DatePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIMEPERIOD))
{
pr = config.TimePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIMEPERIOD))
{
pr = config.DateTimePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DURATION))
{
pr = config.DurationParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_SET))
{
pr = config.GetParser.Parse(er, referenceTime);
}
else
{
return(null);
}
// pop, restore the MOD string
if (hasBefore)
{
pr.Length += modStr.Length;
pr.Text = pr.Text + modStr;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.BEFORE_MOD;
pr.Value = val;
}
if (hasAfter)
{
pr.Length += modStr.Length;
pr.Text = pr.Text + modStr;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.AFTER_MOD;
pr.Value = val;
}
if (hasUntil)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.BEFORE_MOD;
pr.Value = val;
hasBefore = true;
}
if (hasSince)
{
pr.Length += modStrPrefix.Length + modStrSuffix.Length;
pr.Start -= modStrPrefix.Length;
pr.Text = modStrPrefix + pr.Text + modStrSuffix;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.SINCE_MOD;
pr.Value = val;
}
pr.Value = DateTimeResolution(pr, hasBefore, hasAfter, hasSince);
// change the type at last for the after or before mode
pr.Type = $"{ParserTypeName}.{DetermineDateTimeType(er.Type, hasBefore, hasAfter, hasSince)}";
return(pr);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refDate)
{
var referenceTime = refDate;
var extra = er.Data as DateTimeExtra <PeriodType>;
if (extra == null)
{
var result = this.config.TimeExtractor.Extract(er.Text, refDate);
extra = result[0]?.Data as DateTimeExtra <PeriodType>;
}
if (extra != null)
{
// Handle special case like '上午' (morning), '下午' (afternoon)
var parseResult = ParseTimeOfDay(er.Text, referenceTime);
if (!parseResult.Success)
{
parseResult = TimePeriodFunctions.Handle(this.config.TimeParser, extra, referenceTime, this.config.TimeFunc);
}
if (parseResult.Success)
{
parseResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_TIME,
DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)parseResult.FutureValue).Item1)
},
{
TimeTypeConstants.END_TIME,
DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)parseResult.FutureValue).Item2)
},
};
parseResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_TIME,
DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)parseResult.PastValue).Item1)
},
{
TimeTypeConstants.END_TIME,
DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)parseResult.PastValue).Item2)
},
};
}
var ret = new DateTimeParseResult
{
Start = er.Start,
Text = er.Text,
Type = er.Type,
Length = er.Length,
Value = parseResult,
ResolutionStr = string.Empty,
TimexStr = parseResult.Timex,
};
return(ret);
}
return(null);
}
private DateTimeResolutionResult MergeTwoTimePoints(string text, DateObject referenceTime)
{
var ret = new DateTimeResolutionResult();
DateTimeParseResult pr1 = null, pr2 = null;
bool bothHaveDates = false, beginHasDate = false, endHasDate = false;
var er1 = this.Config.TimeExtractor.Extract(text, referenceTime);
var er2 = this.Config.DateTimeExtractor.Extract(text, referenceTime);
if (er2.Count == 2)
{
pr1 = this.Config.DateTimeParser.Parse(er2[0], referenceTime);
pr2 = this.Config.DateTimeParser.Parse(er2[1], referenceTime);
bothHaveDates = true;
}
else if (er2.Count == 1 && er1.Count == 2)
{
if (!er2[0].IsOverlap(er1[0]))
{
pr1 = this.Config.TimeParser.Parse(er1[0], referenceTime);
pr2 = this.Config.DateTimeParser.Parse(er2[0], referenceTime);
endHasDate = true;
}
else
{
pr1 = this.Config.DateTimeParser.Parse(er2[0], referenceTime);
pr2 = this.Config.TimeParser.Parse(er1[1], referenceTime);
beginHasDate = true;
}
}
else if (er2.Count == 1 && er1.Count == 1)
{
if (er1[0].Start < er2[0].Start)
{
pr1 = this.Config.TimeParser.Parse(er1[0], referenceTime);
pr2 = this.Config.DateTimeParser.Parse(er2[0], referenceTime);
endHasDate = true;
}
else
{
pr1 = this.Config.DateTimeParser.Parse(er2[0], referenceTime);
pr2 = this.Config.TimeParser.Parse(er1[0], referenceTime);
beginHasDate = true;
}
}
else if (er1.Count == 2)
{
// If both ends are Time. then this is a TimePeriod, not a DateTimePeriod
return(ret);
}
else
{
return(ret);
}
if (pr1.Value == null || pr2.Value == null)
{
return(ret);
}
DateObject futureBegin = (DateObject)((DateTimeResolutionResult)pr1.Value).FutureValue,
futureEnd = (DateObject)((DateTimeResolutionResult)pr2.Value).FutureValue;
DateObject pastBegin = (DateObject)((DateTimeResolutionResult)pr1.Value).PastValue,
pastEnd = (DateObject)((DateTimeResolutionResult)pr2.Value).PastValue;
if (bothHaveDates)
{
if (futureBegin > futureEnd)
{
futureBegin = pastBegin;
}
if (pastEnd < pastBegin)
{
pastEnd = futureEnd;
}
}
if (bothHaveDates)
{
ret.Timex = $"({pr1.TimexStr},{pr2.TimexStr},PT{Convert.ToInt32((futureEnd - futureBegin).TotalHours)}H)";
// Do nothing
}
else if (beginHasDate)
{
futureEnd = DateObject.MinValue.SafeCreateFromValue(futureBegin.Year, futureBegin.Month, futureBegin.Day,
futureEnd.Hour, futureEnd.Minute, futureEnd.Second);
pastEnd = DateObject.MinValue.SafeCreateFromValue(pastBegin.Year, pastBegin.Month, pastBegin.Day,
pastEnd.Hour, pastEnd.Minute, pastEnd.Second);
var dateStr = pr1.TimexStr.Split('T')[0];
ret.Timex = $"({pr1.TimexStr},{dateStr + pr2.TimexStr},PT{Convert.ToInt32((futureEnd - futureBegin).TotalHours)}H)";
}
else if (endHasDate)
{
futureBegin = DateObject.MinValue.SafeCreateFromValue(futureEnd.Year, futureEnd.Month, futureEnd.Day,
futureBegin.Hour, futureBegin.Minute, futureBegin.Second);
pastBegin = DateObject.MinValue.SafeCreateFromValue(pastEnd.Year, pastEnd.Month, pastEnd.Day,
pastBegin.Hour, pastBegin.Minute, pastBegin.Second);
var dateStr = pr2.TimexStr.Split('T')[0];
ret.Timex = $"({dateStr + pr1.TimexStr},{pr2.TimexStr},PT{Convert.ToInt32((futureEnd - futureBegin).TotalHours)}H)";
}
var ampmStr1 = ((DateTimeResolutionResult)pr1.Value).Comment;
var ampmStr2 = ((DateTimeResolutionResult)pr2.Value).Comment;
if (!string.IsNullOrEmpty(ampmStr1) && ampmStr1.EndsWith(Constants.Comment_AmPm) &&
!string.IsNullOrEmpty(ampmStr2) && ampmStr2.EndsWith(Constants.Comment_AmPm))
{
ret.Comment = Constants.Comment_AmPm;
}
ret.FutureValue = new Tuple <DateObject, DateObject>(futureBegin, futureEnd);
ret.PastValue = new Tuple <DateObject, DateObject>(pastBegin, pastEnd);
ret.Success = true;
ret.SubDateTimeEntities = new List <object> {
pr1, pr2
};
return(ret);
}
// This will parse to a date ranging between the holiday and the closest weekend
// cases: "Thanksgiving weekend", "weekend of Halloween"
private DateTimeParseResult ParseHolidayWeekend(ExtractResult er, DateObject referenceDate)
{
var dateTimeRes = new DateTimeResolutionResult();
if (!string.IsNullOrEmpty(er.Metadata?.HolidayName))
{
var holidayName = er.Metadata.HolidayName;
// resolve holiday
var holidayEr = new ExtractResult
{
Start = 0,
Length = holidayName.Length,
Text = holidayName,
Type = Constants.SYS_DATETIME_DATE,
Data = null,
Metadata = new Metadata {
IsHoliday = true
},
};
var result = (DateTimeResolutionResult)this.Parse(holidayEr, referenceDate).Value;
if (!result.Success)
{
dateTimeRes.FutureResolution = dateTimeRes.PastResolution = new Dictionary <string, string>();
}
else
{
// get closest weekend to the holiday(s)
var futureWeekend = GetClosestHolidayWeekend((DateObject)result.FutureValue);
var pastWeekend = futureWeekend;
if (result.FutureValue == result.PastValue)
{
dateTimeRes.Timex = TimexUtility.GenerateWeekendTimex(futureWeekend.Item1);
}
else
{
dateTimeRes.Timex = result.Timex;
pastWeekend = GetClosestHolidayWeekend((DateObject)result.PastValue);
}
dateTimeRes.Success = true;
dateTimeRes.FutureValue = futureWeekend;
dateTimeRes.PastValue = pastWeekend;
dateTimeRes.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATE,
DateTimeFormatUtil.FormatDate(((Tuple <DateObject, DateObject>)dateTimeRes.FutureValue).Item1)
},
{
TimeTypeConstants.END_DATE,
DateTimeFormatUtil.FormatDate(((Tuple <DateObject, DateObject>)dateTimeRes.FutureValue).Item2)
},
{
DateTimeResolutionKey.Timex,
TimexUtility.GenerateWeekendTimex(futureWeekend.Item1)
},
};
dateTimeRes.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATE,
DateTimeFormatUtil.FormatDate(((Tuple <DateObject, DateObject>)dateTimeRes.PastValue).Item1)
},
{
TimeTypeConstants.END_DATE,
DateTimeFormatUtil.FormatDate(((Tuple <DateObject, DateObject>)dateTimeRes.PastValue).Item2)
},
{
DateTimeResolutionKey.Timex,
TimexUtility.GenerateWeekendTimex(pastWeekend.Item1)
},
};
}
}
else
{
dateTimeRes.FutureResolution = dateTimeRes.PastResolution = new Dictionary <string, string>();
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Metadata = er.Metadata,
Value = dateTimeRes,
TimexStr = dateTimeRes == null ? string.Empty : ((DateTimeResolutionResult)dateTimeRes).Timex,
ResolutionStr = string.Empty,
};
return(ret);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refTime)
{
var referenceTime = refTime;
DateTimeParseResult pr = null;
var originText = er.Text;
if ((this.Config.Options & DateTimeOptions.EnablePreview) != 0)
{
er.Text = MatchingUtil.PreProcessTextRemoveSuperfluousWords(er.Text, Config.SuperfluousWordMatcher, out var _);
er.Length += er.Text.Length - originText.Length;
}
// Push, save the MOD string
bool hasBefore = false, hasAfter = false, hasSince = false, hasYearAfter = false;
// "InclusieModifier" means MOD should include the start/end time
// For example, cases like "on or later than", "earlier than or in" have inclusive modifier
bool hasInclusiveModifier = false;
var modStr = string.Empty;
var beforeMatch = Config.BeforeRegex.Match(er.Text);
var afterMatch = Config.AfterRegex.Match(er.Text);
var sinceMatch = Config.SinceRegex.Match(er.Text);
if (beforeMatch.Success && beforeMatch.Index == 0)
{
hasBefore = true;
er.Start += beforeMatch.Length;
er.Length -= beforeMatch.Length;
er.Text = er.Text.Substring(beforeMatch.Length);
modStr = beforeMatch.Value;
if (!string.IsNullOrEmpty(beforeMatch.Groups["include"].Value))
{
hasInclusiveModifier = true;
}
}
else if (afterMatch.Success && afterMatch.Index == 0)
{
hasAfter = true;
er.Start += afterMatch.Length;
er.Length -= afterMatch.Length;
er.Text = er.Text.Substring(afterMatch.Length);
modStr = afterMatch.Value;
if (!string.IsNullOrEmpty(afterMatch.Groups["include"].Value))
{
hasInclusiveModifier = true;
}
}
else if (sinceMatch.Success && sinceMatch.Index == 0)
{
hasSince = true;
er.Start += sinceMatch.Length;
er.Length -= sinceMatch.Length;
er.Text = er.Text.Substring(sinceMatch.Length);
modStr = sinceMatch.Value;
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATEPERIOD) && Config.YearRegex.Match(er.Text).Success)
{
// This has to be put at the end of the if, or cases like "before 2012" and "after 2012" would fall into this
// 2012 or after/above
var match = Config.YearAfterRegex.Match(er.Text);
if (match.Success && er.Text.EndsWith(match.Value))
{
hasYearAfter = true;
er.Length -= match.Length;
er.Text = er.Text.Substring(0, er.Length ?? 0);
modStr = match.Value;
}
}
if (er.Type.Equals(Constants.SYS_DATETIME_DATE))
{
pr = this.Config.DateParser.Parse(er, referenceTime);
if (pr.Value == null)
{
pr = Config.HolidayParser.Parse(er, referenceTime);
}
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIME))
{
pr = this.Config.TimeParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIME))
{
pr = this.Config.DateTimeParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATEPERIOD))
{
pr = this.Config.DatePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIMEPERIOD))
{
pr = this.Config.TimePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIMEPERIOD))
{
pr = this.Config.DateTimePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DURATION))
{
pr = this.Config.DurationParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_SET))
{
pr = this.Config.SetParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIMEALT))
{
pr = this.Config.DateTimeAltParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIMEZONE))
{
if ((Config.Options & DateTimeOptions.EnablePreview) != 0)
{
pr = this.Config.TimeZoneParser.Parse(er, referenceTime);
}
}
else
{
return(null);
}
// Pop, restore the MOD string
if (hasBefore && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
if (!hasInclusiveModifier)
{
val.Mod = Constants.BEFORE_MOD;
}
else
{
val.Mod = Constants.UNTIL_MOD;
}
pr.Value = val;
}
if (hasAfter && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
if (!hasInclusiveModifier)
{
val.Mod = Constants.AFTER_MOD;
}
else
{
val.Mod = Constants.SINCE_MOD;
}
pr.Value = val;
}
if (hasSince && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.SINCE_MOD;
pr.Value = val;
}
if (hasYearAfter && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Text = pr.Text + modStr;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.SINCE_MOD;
pr.Value = val;
hasSince = true;
}
if ((Config.Options & DateTimeOptions.SplitDateAndTime) != 0 &&
((DateTimeResolutionResult)pr.Value)?.SubDateTimeEntities != null)
{
pr.Value = DateTimeResolutionForSplit(pr);
}
else
{
var hasModifier = hasBefore || hasAfter || hasSince;
pr = SetParseResult(pr, hasModifier);
}
// In this version, ExperimentalMode only cope with the "IncludePeriodEnd" case
if ((this.Config.Options & DateTimeOptions.ExperimentalMode) != 0)
{
if (pr.Metadata != null && pr.Metadata.PossiblyIncludePeriodEnd)
{
pr = SetInclusivePeriodEnd(pr);
}
}
if ((this.Config.Options & DateTimeOptions.EnablePreview) != 0)
{
pr.Length += originText.Length - pr.Text.Length;
pr.Text = originText;
}
return(pr);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refTime)
{
var referenceTime = refTime;
object value = null;
if (er.Type.Equals(ParserName))
{
var innerResult = InternalParse(er.Text, referenceTime);
// Handling timeZone
if (innerResult.Success && TimeZoneUtility.ShouldResolveTimeZone(er, this.Config.Options))
{
var metadata = er.Data as Dictionary <string, object>;
var timezoneEr = metadata[Constants.SYS_DATETIME_TIMEZONE] as ExtractResult;
var timezonePr = this.Config.TimeZoneParser.Parse(timezoneEr);
if (timezonePr != null && timezonePr.Value != null)
{
innerResult.TimeZoneResolution = ((DateTimeResolutionResult)timezonePr.Value).TimeZoneResolution;
}
}
if (innerResult.Success)
{
if (!IsBeforeOrAfterMod(innerResult.Mod))
{
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item1)
},
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item2)
},
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item1)
},
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item2)
},
};
}
else
{
if (innerResult.Mod == Constants.AFTER_MOD)
{
// Cases like "1/1/2015 after 2:00" there is no EndTime
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime((DateObject)innerResult.FutureValue)
},
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime((DateObject)innerResult.PastValue)
},
};
}
else
{
// Cases like "1/1/2015 before 5:00 in the afternoon" there is no StartTime
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime((DateObject)innerResult.FutureValue)
},
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime((DateObject)innerResult.PastValue)
},
};
}
}
value = innerResult;
}
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Value = value,
TimexStr = value == null ? string.Empty : ((DateTimeResolutionResult)value).Timex,
ResolutionStr = string.Empty,
};
return(ret);
}
private DateTimeResolutionResult MergeTwoTimePoints(string text, DateObject referenceTime)
{
var ret = new DateTimeResolutionResult();
DateTimeParseResult pr1 = null, pr2 = null;
bool bothHaveDates = false, beginHasDate = false, endHasDate = false;
var timeExtractResults = this.Config.TimeExtractor.Extract(text, referenceTime);
var dateTimeExtractResults = this.Config.DateTimeExtractor.Extract(text, referenceTime);
if (dateTimeExtractResults.Count == 2)
{
pr1 = this.Config.DateTimeParser.Parse(dateTimeExtractResults[0], referenceTime);
pr2 = this.Config.DateTimeParser.Parse(dateTimeExtractResults[1], referenceTime);
bothHaveDates = true;
}
else if (dateTimeExtractResults.Count == 1 && timeExtractResults.Count == 2)
{
if (!dateTimeExtractResults[0].IsOverlap(timeExtractResults[0]))
{
pr1 = this.Config.TimeParser.Parse(timeExtractResults[0], referenceTime);
pr2 = this.Config.DateTimeParser.Parse(dateTimeExtractResults[0], referenceTime);
endHasDate = true;
}
else
{
pr1 = this.Config.DateTimeParser.Parse(dateTimeExtractResults[0], referenceTime);
pr2 = this.Config.TimeParser.Parse(timeExtractResults[1], referenceTime);
beginHasDate = true;
}
}
else if (dateTimeExtractResults.Count == 1 && timeExtractResults.Count == 1)
{
if (timeExtractResults[0].Start < dateTimeExtractResults[0].Start)
{
pr1 = this.Config.TimeParser.Parse(timeExtractResults[0], referenceTime);
pr2 = this.Config.DateTimeParser.Parse(dateTimeExtractResults[0], referenceTime);
endHasDate = true;
}
else if (timeExtractResults[0].Start >= dateTimeExtractResults[0].Start + dateTimeExtractResults[0].Length)
{
pr1 = this.Config.DateTimeParser.Parse(dateTimeExtractResults[0], referenceTime);
pr2 = this.Config.TimeParser.Parse(timeExtractResults[0], referenceTime);
beginHasDate = true;
}
else
{
// If the only TimeExtractResult is part of DateTimeExtractResult, then it should not be handled in this method
return(ret);
}
}
else if (timeExtractResults.Count == 2)
{
// If both ends are Time. then this is a TimePeriod, not a DateTimePeriod
return(ret);
}
else
{
return(ret);
}
if (pr1.Value == null || pr2.Value == null)
{
return(ret);
}
DateObject futureBegin = (DateObject)((DateTimeResolutionResult)pr1.Value).FutureValue,
futureEnd = (DateObject)((DateTimeResolutionResult)pr2.Value).FutureValue;
DateObject pastBegin = (DateObject)((DateTimeResolutionResult)pr1.Value).PastValue,
pastEnd = (DateObject)((DateTimeResolutionResult)pr2.Value).PastValue;
if (bothHaveDates)
{
if (futureBegin > futureEnd)
{
futureBegin = pastBegin;
}
if (pastEnd < pastBegin)
{
pastEnd = futureEnd;
}
}
if (bothHaveDates)
{
ret.Timex = $"({pr1.TimexStr},{pr2.TimexStr},PT{Convert.ToInt32((futureEnd - futureBegin).TotalHours)}H)";
// Do nothing
}
else if (beginHasDate)
{
futureEnd = DateObject.MinValue.SafeCreateFromValue(
futureBegin.Year, futureBegin.Month, futureBegin.Day, futureEnd.Hour, futureEnd.Minute, futureEnd.Second);
pastEnd = DateObject.MinValue.SafeCreateFromValue(
pastBegin.Year, pastBegin.Month, pastBegin.Day, pastEnd.Hour, pastEnd.Minute, pastEnd.Second);
var dateStr = pr1.TimexStr.Split('T')[0];
var durationStr = DateTimeFormatUtil.LuisTimeSpan(futureEnd - futureBegin);
ret.Timex = $"({pr1.TimexStr},{dateStr + pr2.TimexStr},{durationStr}";
}
else if (endHasDate)
{
futureBegin = DateObject.MinValue.SafeCreateFromValue(
futureEnd.Year, futureEnd.Month, futureEnd.Day, futureBegin.Hour, futureBegin.Minute, futureBegin.Second);
pastBegin = DateObject.MinValue.SafeCreateFromValue(
pastEnd.Year, pastEnd.Month, pastEnd.Day, pastBegin.Hour, pastBegin.Minute, pastBegin.Second);
var dateStr = pr2.TimexStr.Split('T')[0];
var durationStr = DateTimeFormatUtil.LuisTimeSpan(pastEnd - pastBegin);
ret.Timex = $"({dateStr + pr1.TimexStr},{pr2.TimexStr},PT{Convert.ToInt32((pastEnd - pastBegin).TotalHours)}H)";
}
var ampmStr1 = ((DateTimeResolutionResult)pr1.Value).Comment;
var ampmStr2 = ((DateTimeResolutionResult)pr2.Value).Comment;
if (!string.IsNullOrEmpty(ampmStr1) && ampmStr1.EndsWith(Constants.Comment_AmPm) &&
!string.IsNullOrEmpty(ampmStr2) && ampmStr2.EndsWith(Constants.Comment_AmPm))
{
ret.Comment = Constants.Comment_AmPm;
}
if ((this.Config.Options & DateTimeOptions.EnablePreview) != 0)
{
if (((DateTimeResolutionResult)pr1.Value).TimeZoneResolution != null)
{
ret.TimeZoneResolution = ((DateTimeResolutionResult)pr1.Value).TimeZoneResolution;
}
else if (((DateTimeResolutionResult)pr2.Value).TimeZoneResolution != null)
{
ret.TimeZoneResolution = ((DateTimeResolutionResult)pr2.Value).TimeZoneResolution;
}
}
ret.FutureValue = new Tuple <DateObject, DateObject>(futureBegin, futureEnd);
ret.PastValue = new Tuple <DateObject, DateObject>(pastBegin, pastEnd);
ret.Success = true;
ret.SubDateTimeEntities = new List <object> {
pr1, pr2
};
return(ret);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refTime)
{
var referenceTime = refTime;
DateTimeParseResult pr = null;
// Push, save the MOD string
bool hasBefore = false, hasAfter = false, hasSince = false, hasYearAfter = false;
var modStr = string.Empty;
var beforeMatch = Config.BeforeRegex.Match(er.Text);
var afterMatch = Config.AfterRegex.Match(er.Text);
var sinceMatch = Config.SinceRegex.Match(er.Text);
if (beforeMatch.Success && beforeMatch.Index == 0)
{
hasBefore = true;
er.Start += beforeMatch.Length;
er.Length -= beforeMatch.Length;
er.Text = er.Text.Substring(beforeMatch.Length);
modStr = beforeMatch.Value;
}
else if (afterMatch.Success && afterMatch.Index == 0)
{
hasAfter = true;
er.Start += afterMatch.Length;
er.Length -= afterMatch.Length;
er.Text = er.Text.Substring(afterMatch.Length);
modStr = afterMatch.Value;
}
else if (sinceMatch.Success && sinceMatch.Index == 0)
{
hasSince = true;
er.Start += sinceMatch.Length;
er.Length -= sinceMatch.Length;
er.Text = er.Text.Substring(sinceMatch.Length);
modStr = sinceMatch.Value;
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATEPERIOD) && Config.YearRegex.Match(er.Text).Success)
{
// This has to be put at the end of the if, or cases like "before 2012" and "after 2012" would fall into this
// 2012 or after/above
var match = Config.YearAfterRegex.Match(er.Text);
if (match.Success && er.Text.EndsWith(match.Value))
{
hasYearAfter = true;
er.Length -= match.Length;
er.Text = er.Text.Substring(0, er.Length ?? 0);
modStr = match.Value;
}
}
if (er.Type.Equals(Constants.SYS_DATETIME_DATE))
{
pr = this.Config.DateParser.Parse(er, referenceTime);
if (pr.Value == null)
{
pr = Config.HolidayParser.Parse(er, referenceTime);
}
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIME))
{
pr = this.Config.TimeParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIME))
{
pr = this.Config.DateTimeParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATEPERIOD))
{
pr = this.Config.DatePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIMEPERIOD))
{
pr = this.Config.TimePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIMEPERIOD))
{
pr = this.Config.DateTimePeriodParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DURATION))
{
pr = this.Config.DurationParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_SET))
{
pr = this.Config.GetParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_DATETIMEALT))
{
pr = this.Config.DateTimeAltParser.Parse(er, referenceTime);
}
else if (er.Type.Equals(Constants.SYS_DATETIME_TIMEZONE))
{
if ((Config.Options & DateTimeOptions.EnablePreview) != 0)
{
pr = this.Config.TimeZoneParser.Parse(er, referenceTime);
}
}
else
{
return(null);
}
// Pop, restore the MOD string
if (hasBefore && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.BEFORE_MOD;
pr.Value = val;
}
if (hasAfter && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.AFTER_MOD;
pr.Value = val;
}
if (hasSince && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.SINCE_MOD;
pr.Value = val;
}
if (hasYearAfter && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Text = pr.Text + modStr;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = Constants.SINCE_MOD;
pr.Value = val;
hasSince = true;
}
if ((Config.Options & DateTimeOptions.SplitDateAndTime) != 0 &&
((DateTimeResolutionResult)pr.Value)?.SubDateTimeEntities != null)
{
pr.Value = DateTimeResolutionForSplit(pr);
}
else
{
pr = SetParseResult(pr, hasBefore, hasAfter, hasSince);
}
return(pr);
}
public SortedDictionary <string, object> DateTimeResolution(DateTimeParseResult slot, bool hasBefore, bool hasAfter, bool hasSince)
{
if (slot == null)
{
return(null);
}
var resolutions = new List <Dictionary <string, string> >();
var res = new Dictionary <string, object>();
var type = slot.Type;
var typeOutput = DetermineDateTimeType(slot.Type, hasBefore, hasAfter, hasSince);
var timex = slot.TimexStr;
var val = (DateTimeResolutionResult)slot.Value;
if (val == null)
{
return(null);
}
var islunar = val.IsLunar;
var mod = val.Mod;
var comment = val.Comment;
// The following should be added to res first, since ResolveAmPm requires these fields.
AddResolutionFields(res, DateTimeResolutionKey.Timex, timex);
AddResolutionFields(res, Constants.Comment, comment);
AddResolutionFields(res, DateTimeResolutionKey.Mod, mod);
AddResolutionFields(res, ResolutionKey.Type, typeOutput);
AddResolutionFields(res, DateTimeResolutionKey.IsLunar, islunar? islunar.ToString():string.Empty);
var pastResolutionStr = ((DateTimeResolutionResult)slot.Value).PastResolution;
var futureResolutionStr = ((DateTimeResolutionResult)slot.Value).FutureResolution;
if (typeOutput == Constants.SYS_DATETIME_DATETIMEALT && pastResolutionStr.Count > 0)
{
typeOutput = DetermineResolutionDateTimeType(pastResolutionStr);
}
var resolutionPast = GenerateResolution(type, pastResolutionStr, mod);
var resolutionFuture = GenerateResolution(type, futureResolutionStr, mod);
// If past and future are same, keep only one
if (resolutionFuture.OrderBy(t => t.Key).Select(t => t.Value)
.SequenceEqual(resolutionPast.OrderBy(t => t.Key).Select(t => t.Value)))
{
if (resolutionPast.Count > 0)
{
AddResolutionFields(res, Constants.Resolve, resolutionPast);
}
}
else
{
if (resolutionPast.Count > 0)
{
AddResolutionFields(res, Constants.ResolveToPast, resolutionPast);
}
if (resolutionFuture.Count > 0)
{
AddResolutionFields(res, Constants.ResolveToFuture, resolutionFuture);
}
}
// If 'ampm', double our resolution accordingly
if (!string.IsNullOrEmpty(comment) && comment.Equals(Constants.Comment_AmPm))
{
if (res.ContainsKey(Constants.Resolve))
{
ResolveAmpm(res, Constants.Resolve);
}
else
{
ResolveAmpm(res, Constants.ResolveToPast);
ResolveAmpm(res, Constants.ResolveToFuture);
}
}
// If WeekOf and in CalendarMode, modify the past part of our resolution
if ((Config.Options & DateTimeOptions.CalendarMode) != 0 &&
!string.IsNullOrEmpty(comment) && comment.Equals(Constants.Comment_WeekOf))
{
ResolveWeekOf(res, Constants.ResolveToPast);
}
if (val.TimeZoneResolution != null)
{
var timeZoneResolution = new Dictionary <string, string>();
timeZoneResolution.Add(ResolutionKey.Value, val.TimeZoneResolution.Value);
timeZoneResolution.Add(Constants.UtcOffsetMinsKey, val.TimeZoneResolution.UtcOffsetMins.ToString());
AddResolutionFields(res, Constants.ResolveTimeZone, timeZoneResolution);
}
foreach (var p in res)
{
if (p.Value is Dictionary <string, string> )
{
var value = new Dictionary <string, string>();
AddResolutionFields(value, DateTimeResolutionKey.Timex, timex);
AddResolutionFields(value, DateTimeResolutionKey.Mod, mod);
AddResolutionFields(value, ResolutionKey.Type, typeOutput);
AddResolutionFields(value, DateTimeResolutionKey.IsLunar, islunar ? islunar.ToString() : string.Empty);
foreach (var q in (Dictionary <string, string>)p.Value)
{
if (value.ContainsKey(q.Key))
{
value[q.Key] = q.Value;
}
else
{
value.Add(q.Key, q.Value);
}
}
resolutions.Add(value);
}
}
if (resolutionPast.Count == 0 && resolutionFuture.Count == 0 && val.TimeZoneResolution == null)
{
var notResolved = new Dictionary <string, string> {
{
DateTimeResolutionKey.Timex, timex
},
{
ResolutionKey.Type, typeOutput
},
{
ResolutionKey.Value, "not resolved"
}
};
resolutions.Add(notResolved);
}
return(new SortedDictionary <string, object> {
{ ResolutionKey.ValueSet, resolutions }
});
}
// Cases like "from 3:30 to 5" or "between 3:30am to 6pm", at least one of the time point contains colon
private DateTimeResolutionResult ParseSpecificTimeCases(string text, DateObject referenceTime)
{
var ret = new DateTimeResolutionResult();
int year = referenceTime.Year, month = referenceTime.Month, day = referenceTime.Day;
var trimedText = text.Trim().ToLower();
// Handle cases like "from 4:30 to 5"
var match = config.SpecificTimeFromToRegex.Match(text);
if (!match.Success)
{
// Handle cases like "between 5:10 and 7"
match = config.SpecificTimeBetweenAndRegex.Match(text);
}
if (match.Success && match.Index == 0 && match.Index + match.Length == trimedText.Length)
{
// Cases like "half past seven" are not handled here
if (match.Groups[Constants.PrefixGroupName].Success)
{
return(ret);
}
// Cases like "4" is different with "4:00" as the Timex is different "T04H" vs "T04H00M"
// Uses this invalidFlag to differentiate
int beginHour;
int invalidFlag = -1;
int beginMinute = invalidFlag;
int beginSecond = invalidFlag;
int endHour;
int endMinute = invalidFlag;
int endSecond = invalidFlag;
// Get time1 and time2
var hourGroup = match.Groups[Constants.HourGroupName];
var hourStr = hourGroup.Captures[0].Value;
if (config.Numbers.ContainsKey(hourStr))
{
beginHour = config.Numbers[hourStr];
}
else
{
beginHour = int.Parse(hourStr);
}
hourStr = hourGroup.Captures[1].Value;
if (config.Numbers.ContainsKey(hourStr))
{
endHour = config.Numbers[hourStr];
}
else
{
endHour = int.Parse(hourStr);
}
var time1StartIndex = match.Groups["time1"].Index;
var time1EndIndex = time1StartIndex + match.Groups["time1"].Length;
var time2StartIndex = match.Groups["time2"].Index;
var time2EndIndex = time2StartIndex + match.Groups["time2"].Length;
// Get beginMinute (if exists) and endMinute (if exists)
for (int i = 0; i < match.Groups[Constants.MinuteGroupName].Captures.Count; i++)
{
var minuteCapture = match.Groups[Constants.MinuteGroupName].Captures[i];
if (minuteCapture.Index >= time1StartIndex && minuteCapture.Index + minuteCapture.Length <= time1EndIndex)
{
beginMinute = int.Parse(minuteCapture.Value);
}
else if (minuteCapture.Index >= time2StartIndex && minuteCapture.Index + minuteCapture.Length <= time2EndIndex)
{
endMinute = int.Parse(minuteCapture.Value);
}
}
// Get beginSecond (if exists) and endSecond (if exists)
for (int i = 0; i < match.Groups[Constants.SecondGroupName].Captures.Count; i++)
{
var secondCapture = match.Groups[Constants.SecondGroupName].Captures[i];
if (secondCapture.Index >= time1StartIndex && secondCapture.Index + secondCapture.Length <= time1EndIndex)
{
beginSecond = int.Parse(secondCapture.Value);
}
else if (secondCapture.Index >= time2StartIndex && secondCapture.Index + secondCapture.Length <= time2EndIndex)
{
endSecond = int.Parse(secondCapture.Value);
}
}
// Desc here means descriptions like "am / pm / o'clock"
// Get leftDesc (if exists) and rightDesc (if exists)
var leftDesc = match.Groups["leftDesc"].Value;
var rightDesc = match.Groups["rightDesc"].Value;
for (int i = 0; i < match.Groups[Constants.DescGroupName].Captures.Count; i++)
{
var descCapture = match.Groups[Constants.DescGroupName].Captures[i];
if (descCapture.Index >= time1StartIndex && descCapture.Index + descCapture.Length <= time1EndIndex && string.IsNullOrEmpty(leftDesc))
{
leftDesc = descCapture.Value;
}
else if (descCapture.Index >= time2StartIndex && descCapture.Index + descCapture.Length <= time2EndIndex && string.IsNullOrEmpty(rightDesc))
{
rightDesc = descCapture.Value;
}
}
var beginDateTime = DateObject.MinValue.SafeCreateFromValue(year, month, day, beginHour, beginMinute >= 0 ? beginMinute : 0, beginSecond >= 0 ? beginSecond : 0);
var endDateTime = DateObject.MinValue.SafeCreateFromValue(year, month, day, endHour, endMinute >= 0 ? endMinute : 0, endSecond >= 0 ? endSecond : 0);
var hasLeftAm = !string.IsNullOrEmpty(leftDesc) && leftDesc.ToLower().StartsWith("a");
var hasLeftPm = !string.IsNullOrEmpty(leftDesc) && leftDesc.ToLower().StartsWith("p");
var hasRightAm = !string.IsNullOrEmpty(rightDesc) && rightDesc.ToLower().StartsWith("a");
var hasRightPm = !string.IsNullOrEmpty(rightDesc) && rightDesc.ToLower().StartsWith("p");
var hasLeft = hasLeftAm || hasLeftPm;
var hasRight = hasRightAm || hasRightPm;
// Both timepoint has description like 'am' or 'pm'
if (hasLeft && hasRight)
{
if (hasLeftAm)
{
if (beginHour >= Constants.HalfDayHourCount)
{
beginDateTime = beginDateTime.AddHours(-Constants.HalfDayHourCount);
}
}
else if (hasLeftPm)
{
if (beginHour < Constants.HalfDayHourCount)
{
beginDateTime = beginDateTime.AddHours(Constants.HalfDayHourCount);
}
}
if (hasRightAm)
{
if (endHour >= Constants.HalfDayHourCount)
{
endDateTime = endDateTime.AddHours(-Constants.HalfDayHourCount);
}
}
else if (hasRightPm)
{
if (endHour < Constants.HalfDayHourCount)
{
endDateTime = endDateTime.AddHours(Constants.HalfDayHourCount);
}
}
}
// one of the timepoint has description like 'am' or 'pm'
else if (hasLeft || hasRight)
{
if (hasLeftAm)
{
if (beginHour >= Constants.HalfDayHourCount)
{
beginDateTime = beginDateTime.AddHours(-Constants.HalfDayHourCount);
}
if (endHour < Constants.HalfDayHourCount)
{
if (endDateTime < beginDateTime)
{
endDateTime = endDateTime.AddHours(Constants.HalfDayHourCount);
}
}
}
else if (hasLeftPm)
{
if (beginHour < Constants.HalfDayHourCount)
{
beginDateTime = beginDateTime.AddHours(Constants.HalfDayHourCount);
}
if (endHour < Constants.HalfDayHourCount)
{
if (endDateTime < beginDateTime)
{
var span = beginDateTime - endDateTime;
if (span.TotalHours >= Constants.HalfDayHourCount)
{
endDateTime = endDateTime.AddHours(24);
}
else
{
endDateTime = endDateTime.AddHours(Constants.HalfDayHourCount);
}
}
}
}
if (hasRightAm)
{
if (endHour >= Constants.HalfDayHourCount)
{
endDateTime = endDateTime.AddHours(-Constants.HalfDayHourCount);
}
if (beginHour < Constants.HalfDayHourCount)
{
if (endDateTime < beginDateTime)
{
beginDateTime = beginDateTime.AddHours(-Constants.HalfDayHourCount);
}
}
}
else if (hasRightPm)
{
if (endHour < Constants.HalfDayHourCount)
{
endDateTime = endDateTime.AddHours(Constants.HalfDayHourCount);
}
if (beginHour < Constants.HalfDayHourCount)
{
if (endDateTime < beginDateTime)
{
beginDateTime = beginDateTime.AddHours(-Constants.HalfDayHourCount);
}
else
{
var span = endDateTime - beginDateTime;
if (span.TotalHours > Constants.HalfDayHourCount)
{
beginDateTime = beginDateTime.AddHours(Constants.HalfDayHourCount);
}
}
}
}
}
// No 'am' or 'pm' indicator
else if (!hasLeft && !hasRight && beginHour <= Constants.HalfDayHourCount && endHour <= Constants.HalfDayHourCount)
{
if (beginHour > endHour)
{
if (beginHour == Constants.HalfDayHourCount)
{
beginDateTime = beginDateTime.AddHours(-Constants.HalfDayHourCount);
}
else
{
endDateTime = endDateTime.AddHours(Constants.HalfDayHourCount);
}
}
ret.Comment = Constants.Comment_AmPm;
}
if (endDateTime < beginDateTime)
{
endDateTime = endDateTime.AddHours(24);
}
var beginStr = FormatUtil.ShortTime(beginDateTime.Hour, beginMinute, beginSecond);
var endStr = FormatUtil.ShortTime(endDateTime.Hour, endMinute, endSecond);
ret.Success = true;
ret.Timex = $"({beginStr},{endStr},{FormatUtil.LuisTimeSpan(endDateTime - beginDateTime)})";
ret.FutureValue = ret.PastValue = new Tuple <DateObject, DateObject>(
beginDateTime,
endDateTime);
ret.SubDateTimeEntities = new List <object>();
// In SplitDateAndTime mode, time points will be get from these SubDateTimeEntities
// Cases like "from 4 to 5pm", "4" should not be treated as SubDateTimeEntity
if (hasLeft || beginMinute != invalidFlag || beginSecond != invalidFlag)
{
var er = new ExtractResult()
{
Start = time1StartIndex,
Length = time1EndIndex - time1StartIndex,
Text = text.Substring(time1StartIndex, time1EndIndex - time1StartIndex),
Type = $"{Constants.SYS_DATETIME_TIME}"
};
DateTimeParseResult pr = this.config.TimeParser.Parse(er, referenceTime);
ret.SubDateTimeEntities.Add(pr);
}
// Cases like "from 4am to 5", "5" should not be treated as SubDateTimeEntity
if (hasRight || endMinute != invalidFlag || endSecond != invalidFlag)
{
var er = new ExtractResult()
{
Start = time2StartIndex,
Length = time2EndIndex - time2StartIndex,
Text = text.Substring(time2StartIndex, time2EndIndex - time2StartIndex),
Type = $"{Constants.SYS_DATETIME_TIME}"
};
DateTimeParseResult pr = this.config.TimeParser.Parse(er, referenceTime);
ret.SubDateTimeEntities.Add(pr);
}
ret.Success = true;
}
return(ret);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refDate)
{
var referenceTime = refDate;
object value = null;
if (er.Type.Equals(ParserName, StringComparison.Ordinal))
{
var innerResult = MergeDateAndTimePeriod(er.Text, referenceTime);
if (!innerResult.Success)
{
innerResult = MergeTwoTimePoints(er.Text, referenceTime);
}
if (!innerResult.Success)
{
innerResult = ParseSpecificNight(er.Text, referenceTime);
}
if (!innerResult.Success)
{
innerResult = ParseNumberWithUnit(er.Text, referenceTime);
}
if (innerResult.Success)
{
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item1)
},
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item2)
},
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item1)
},
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item2)
},
};
value = innerResult;
}
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Value = value,
TimexStr = value == null ? string.Empty : ((DateTimeResolutionResult)value).Timex,
ResolutionStr = string.Empty,
};
return(ret);
}
private static DateTimeResolutionResult GetAgoLaterResult(
DateTimeParseResult durationParseResult,
string afterStr,
string beforeStr,
DateObject referenceTime,
IParser numberParser,
IDateTimeUtilityConfiguration utilityConfiguration,
AgoLaterMode mode,
SwiftDayDelegate swiftDay)
{
var ret = new DateTimeResolutionResult();
var resultDateTime = referenceTime;
var timex = durationParseResult.TimexStr;
if (((DateTimeResolutionResult)durationParseResult.Value).Mod == Constants.MORE_THAN_MOD)
{
ret.Mod = Constants.MORE_THAN_MOD;
}
else if (((DateTimeResolutionResult)durationParseResult.Value).Mod == Constants.LESS_THAN_MOD)
{
ret.Mod = Constants.LESS_THAN_MOD;
}
int swift = 0;
bool isMatch = false, isLater = false;
string dayStr = null;
// Item2 is a label identifying the regex defined in Item1
var agoLaterRegexTuples = new List <(Regex, string)>
{
(utilityConfiguration.AgoRegex, Constants.AGO_LABEL),
(utilityConfiguration.LaterRegex, Constants.LATER_LABEL),
};
// AgoRegex and LaterRegex cases
foreach (var regex in agoLaterRegexTuples)
{
// Match in afterStr
if (MatchingUtil.ContainsAgoLaterIndex(afterStr, regex.Item1, inSuffix: true))
{
isMatch = true;
isLater = regex.Item2 == Constants.LATER_LABEL;
var match = regex.Item1.Match(afterStr);
dayStr = match.Groups["day"].Value;
}
if (utilityConfiguration.CheckBothBeforeAfter)
{
// Match split between beforeStr and afterStr
if (string.IsNullOrEmpty(dayStr) && isMatch)
{
var match = regex.Item1.Match(beforeStr + " " + afterStr);
dayStr = match.Groups["day"].Value;
}
// Match in beforeStr
if (string.IsNullOrEmpty(dayStr) && MatchingUtil.ContainsAgoLaterIndex(beforeStr, regex.Item1, inSuffix: false))
{
isMatch = true;
isLater = regex.Item2 == Constants.LATER_LABEL;
var match = regex.Item1.Match(beforeStr);
dayStr = match.Groups["day"].Value;
}
}
if (isMatch)
{
break;
}
}
// InConnectorRegex cases
if (!isMatch)
{
if (MatchingUtil.ContainsTermIndex(beforeStr, utilityConfiguration.InConnectorRegex))
{
// Match in afterStr
isMatch = isLater = true;
var match = utilityConfiguration.LaterRegex.Match(afterStr);
dayStr = match.Groups["day"].Value;
}
else if (utilityConfiguration.CheckBothBeforeAfter && MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.InConnectorRegex, inSuffix: true))
{
// Match in beforeStr
isMatch = isLater = true;
var match = utilityConfiguration.LaterRegex.Match(beforeStr);
dayStr = match.Groups["day"].Value;
}
}
if (isMatch)
{
// Handle cases like "3 days before yesterday", "3 days after tomorrow"
if (!string.IsNullOrEmpty(dayStr))
{
swift = swiftDay(dayStr);
}
if (isLater)
{
var yearMatch = utilityConfiguration.SinceYearSuffixRegex.Match(afterStr);
if (yearMatch.Success)
{
var yearString = yearMatch.Groups[Constants.YearGroupName].Value;
var yearEr = new ExtractResult {
Text = yearString
};
var year = Convert.ToInt32((double)(numberParser.Parse(yearEr).Value ?? 0));
referenceTime = DateObject.MinValue.SafeCreateFromValue(year, 1, 1);
}
}
var isFuture = isLater;
resultDateTime = DurationParsingUtil.ShiftDateTime(timex, referenceTime.AddDays(swift), future: isFuture);
((DateTimeResolutionResult)durationParseResult.Value).Mod = isLater ? Constants.AFTER_MOD : Constants.BEFORE_MOD;
}
if (resultDateTime != referenceTime)
{
if (mode.Equals(AgoLaterMode.Date))
{
ret.Timex = $"{DateTimeFormatUtil.LuisDate(resultDateTime)}";
}
else if (mode.Equals(AgoLaterMode.DateTime))
{
ret.Timex = $"{DateTimeFormatUtil.LuisDateTime(resultDateTime)}";
}
ret.FutureValue = ret.PastValue = resultDateTime;
ret.SubDateTimeEntities = new List <object> {
durationParseResult
};
ret.Success = true;
}
return(ret);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refDate)
{
var referenceDate = refDate;
object value = null;
if (er.Type.Equals(ParserName))
{
var innerResult = ParseMonthWithYear(er.Text, referenceDate);
if (!innerResult.Success)
{
innerResult = ParseSimpleCases(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseOneWordPeriod(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = MergeTwoTimePoints(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseYear(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseNumberWithUnit(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseWeekOfMonth(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseWeekOfYear(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseQuarter(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseSeason(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseWhichWeek(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseWeekOfDate(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseMonthOfDate(er.Text, referenceDate);
}
if (innerResult.Success)
{
if (innerResult.FutureValue != null && innerResult.PastValue != null)
{
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATE,
FormatUtil.FormatDate(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item1)
},
{
TimeTypeConstants.END_DATE,
FormatUtil.FormatDate(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item2)
}
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATE,
FormatUtil.FormatDate(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item1)
},
{
TimeTypeConstants.END_DATE,
FormatUtil.FormatDate(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item2)
}
};
}
else
{
innerResult.FutureResolution = innerResult.PastResolution = new Dictionary <string, string>();
}
value = innerResult;
}
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Value = value,
TimexStr = value == null ? "" : ((DateTimeResolutionResult)value).Timex,
ResolutionStr = ""
};
return(ret);
}
private DateTimeResolutionResult ParseDateTimeAndTimeAlt(ExtractResult er, DateObject referenceTime)
{
var ret = new DateTimeResolutionResult();
// Original type of the extracted entity
var subType = ((Dictionary <string, object>)er.Data)[Constants.SubType].ToString();
var dateTimeEr = new ExtractResult();
// e.g. {next week Mon} or {Tue}, former--"next week Mon" doesn't contain "context" key
var hasContext = false;
ExtractResult contextEr = null;
if (((Dictionary <string, object>)er.Data).ContainsKey(Constants.Context))
{
contextEr = (ExtractResult)((Dictionary <string, object>)er.Data)[Constants.Context];
if (contextEr.Type.Equals(Constants.ContextType_RelativeSuffix, StringComparison.Ordinal))
{
dateTimeEr.Text = $"{er.Text} {contextEr.Text}";
}
else
{
dateTimeEr.Text = $"{contextEr.Text} {er.Text}";
}
hasContext = true;
}
else
{
dateTimeEr.Text = er.Text;
}
dateTimeEr.Data = er.Data;
var dateTimePr = new DateTimeParseResult();
if (subType == Constants.SYS_DATETIME_DATE)
{
dateTimeEr.Type = Constants.SYS_DATETIME_DATE;
dateTimePr = this.config.DateParser.Parse(dateTimeEr, referenceTime);
}
else if (subType == Constants.SYS_DATETIME_TIME)
{
if (!hasContext)
{
dateTimeEr.Type = Constants.SYS_DATETIME_TIME;
dateTimePr = this.config.TimeParser.Parse(dateTimeEr, referenceTime);
}
else if (contextEr.Type == Constants.SYS_DATETIME_DATE || contextEr.Type == Constants.ContextType_RelativePrefix)
{
// For cases:
// Monday 9 am or 11 am
// next 9 am or 11 am
dateTimeEr.Type = Constants.SYS_DATETIME_DATETIME;
dateTimePr = this.config.DateTimeParser.Parse(dateTimeEr, referenceTime);
}
else if (contextEr.Type == Constants.ContextType_AmPm)
{
// For cases: in the afternoon 3 o'clock or 5 o'clock
dateTimeEr.Type = Constants.SYS_DATETIME_TIME;
dateTimePr = this.config.TimeParser.Parse(dateTimeEr, referenceTime);
}
}
else if (subType == Constants.SYS_DATETIME_DATETIME)
{
// "next week Mon 9 am or Tue 1 pm"
dateTimeEr.Type = Constants.SYS_DATETIME_DATETIME;
dateTimePr = this.config.DateTimeParser.Parse(dateTimeEr, referenceTime);
}
else if (subType == Constants.SYS_DATETIME_TIMEPERIOD)
{
if (!hasContext)
{
dateTimeEr.Type = Constants.SYS_DATETIME_TIMEPERIOD;
dateTimePr = this.config.TimePeriodParser.Parse(dateTimeEr, referenceTime);
}
else if (contextEr.Type == Constants.SYS_DATETIME_DATE || contextEr.Type == Constants.ContextType_RelativePrefix)
{
dateTimeEr.Type = Constants.SYS_DATETIME_DATETIMEPERIOD;
dateTimePr = this.config.DateTimePeriodParser.Parse(dateTimeEr, referenceTime);
}
}
else if (subType == Constants.SYS_DATETIME_DATETIMEPERIOD)
{
dateTimeEr.Type = Constants.SYS_DATETIME_DATETIMEPERIOD;
dateTimePr = this.config.DateTimePeriodParser.Parse(dateTimeEr, referenceTime);
}
else if (subType == Constants.SYS_DATETIME_DATEPERIOD)
{
dateTimeEr.Type = Constants.SYS_DATETIME_DATEPERIOD;
dateTimePr = this.config.DatePeriodParser.Parse(dateTimeEr, referenceTime);
}
if (dateTimePr.Value != null)
{
ret.FutureValue = ((DateTimeResolutionResult)dateTimePr.Value).FutureValue;
ret.PastValue = ((DateTimeResolutionResult)dateTimePr.Value).PastValue;
ret.Timex = dateTimePr.TimexStr;
// Create resolution
ret = GetResolution(er, dateTimePr, ret);
ret.Success = true;
}
return(ret);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refTime)
{
var referenceTime = refTime;
object value = null;
if (er.Type.Equals(ParserName))
{
var innerResult = MergeDateWithSingleTimePeriod(er.Text, referenceTime);
if (!innerResult.Success)
{
innerResult = MergeTwoTimePoints(er.Text, referenceTime);
}
if (!innerResult.Success)
{
innerResult = ParseSpecificTimeOfDay(er.Text, referenceTime);
}
if (!innerResult.Success)
{
innerResult = ParseDuration(er.Text, referenceTime);
}
if (!innerResult.Success)
{
innerResult = ParseRelativeUnit(er.Text, referenceTime);
}
if (!innerResult.Success)
{
innerResult = ParseDateWithPeriodPrefix(er.Text, referenceTime);
}
if (!innerResult.Success)
{
// Cases like "today after 2:00pm", "1/1/2015 before 2:00 in the afternoon"
innerResult = ParseDateWithTimePeriodSuffix(er.Text, referenceTime);
}
if (innerResult.Success)
{
if (!IsBeforeOrAfterMod(innerResult.Mod))
{
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item1)
},
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.FutureValue).Item2)
}
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item1)
},
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)innerResult.PastValue).Item2)
}
};
}
else
{
if (innerResult.Mod == Constants.AFTER_MOD)
{
// Cases like "1/1/2015 after 2:00" there is no EndTime
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime((DateObject)(innerResult.FutureValue))
}
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.START_DATETIME,
DateTimeFormatUtil.FormatDateTime((DateObject)(innerResult.PastValue))
}
};
}
else
{
// Cases like "1/1/2015 before 5:00 in the afternoon" there is no StartTime
innerResult.FutureResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime((DateObject)(innerResult.FutureValue))
}
};
innerResult.PastResolution = new Dictionary <string, string>
{
{
TimeTypeConstants.END_DATETIME,
DateTimeFormatUtil.FormatDateTime((DateObject)(innerResult.PastValue))
}
};
}
}
value = innerResult;
}
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Value = value,
TimexStr = value == null ? "" : ((DateTimeResolutionResult)value).Timex,
ResolutionStr = ""
};
return(ret);
}
// merge the entity with its related contexts and then parse the combine text
private static DateTimeResolutionResult GetResolution(ExtractResult er, DateTimeParseResult pr, DateTimeResolutionResult ret)
{
var parentText = (string)((Dictionary <string, object>)er.Data)[ExtendedModelResult.ParentTextKey];
var type = pr.Type;
var singlePointResolution = string.Empty;
var pastStartPointResolution = string.Empty;
var pastEndPointResolution = string.Empty;
var futureStartPointResolution = string.Empty;
var futureEndPointResolution = string.Empty;
var singlePointType = string.Empty;
var startPointType = string.Empty;
var endPointType = string.Empty;
if (type == Constants.SYS_DATETIME_DATEPERIOD || type == Constants.SYS_DATETIME_TIMEPERIOD ||
type == Constants.SYS_DATETIME_DATETIMEPERIOD)
{
switch (type)
{
case Constants.SYS_DATETIME_DATEPERIOD:
startPointType = TimeTypeConstants.START_DATE;
endPointType = TimeTypeConstants.END_DATE;
pastStartPointResolution = DateTimeFormatUtil.FormatDate(((Tuple <DateObject, DateObject>)ret.PastValue).Item1);
pastEndPointResolution = DateTimeFormatUtil.FormatDate(((Tuple <DateObject, DateObject>)ret.PastValue).Item2);
futureStartPointResolution = DateTimeFormatUtil.FormatDate(((Tuple <DateObject, DateObject>)ret.FutureValue).Item1);
futureEndPointResolution = DateTimeFormatUtil.FormatDate(((Tuple <DateObject, DateObject>)ret.FutureValue).Item2);
break;
case Constants.SYS_DATETIME_DATETIMEPERIOD:
startPointType = TimeTypeConstants.START_DATETIME;
endPointType = TimeTypeConstants.END_DATETIME;
if (ret.PastValue is Tuple <DateObject, DateObject> tuple)
{
pastStartPointResolution = DateTimeFormatUtil.FormatDateTime(tuple.Item1);
pastEndPointResolution = DateTimeFormatUtil.FormatDateTime(tuple.Item2);
futureStartPointResolution =
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)ret.FutureValue).Item1);
futureEndPointResolution =
DateTimeFormatUtil.FormatDateTime(((Tuple <DateObject, DateObject>)ret.FutureValue).Item2);
}
else if (ret.PastValue is DateObject datetime)
{
pastStartPointResolution = DateTimeFormatUtil.FormatDateTime(datetime);
futureStartPointResolution = DateTimeFormatUtil.FormatDateTime((DateObject)ret.FutureValue);
}
break;
case Constants.SYS_DATETIME_TIMEPERIOD:
startPointType = TimeTypeConstants.START_TIME;
endPointType = TimeTypeConstants.END_TIME;
pastStartPointResolution = DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)ret.PastValue).Item1);
pastEndPointResolution = DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)ret.PastValue).Item2);
futureStartPointResolution = DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)ret.FutureValue).Item1);
futureEndPointResolution = DateTimeFormatUtil.FormatTime(((Tuple <DateObject, DateObject>)ret.FutureValue).Item2);
break;
}
}
else
{
switch (type)
{
case Constants.SYS_DATETIME_DATE:
singlePointType = TimeTypeConstants.DATE;
singlePointResolution = DateTimeFormatUtil.FormatDate((DateObject)ret.FutureValue);
break;
case Constants.SYS_DATETIME_DATETIME:
singlePointType = TimeTypeConstants.DATETIME;
singlePointResolution = DateTimeFormatUtil.FormatDateTime((DateObject)ret.FutureValue);
break;
case Constants.SYS_DATETIME_TIME:
singlePointType = TimeTypeConstants.TIME;
singlePointResolution = DateTimeFormatUtil.FormatTime((DateObject)ret.FutureValue);
break;
}
}
ret.FutureResolution = new Dictionary <string, string>();
ret.PastResolution = new Dictionary <string, string>();
if (!string.IsNullOrEmpty(futureStartPointResolution))
{
ret.FutureResolution.Add(startPointType, futureStartPointResolution);
}
if (!string.IsNullOrEmpty(futureEndPointResolution))
{
ret.FutureResolution.Add(endPointType, futureEndPointResolution);
}
if (!string.IsNullOrEmpty(pastStartPointResolution))
{
ret.PastResolution.Add(startPointType, pastStartPointResolution);
}
if (!string.IsNullOrEmpty(pastEndPointResolution))
{
ret.PastResolution.Add(endPointType, pastEndPointResolution);
}
if (!string.IsNullOrEmpty(singlePointResolution))
{
ret.FutureResolution.Add(singlePointType, singlePointResolution);
ret.PastResolution.Add(singlePointType, singlePointResolution);
}
if (!string.IsNullOrEmpty(parentText))
{
ret.FutureResolution.Add(ExtendedModelResult.ParentTextKey, parentText);
ret.PastResolution.Add(ExtendedModelResult.ParentTextKey, parentText);
}
if (((DateTimeResolutionResult)pr.Value).Mod != null)
{
ret.Mod = ((DateTimeResolutionResult)pr.Value).Mod;
}
if (((DateTimeResolutionResult)pr.Value).TimeZoneResolution != null)
{
ret.TimeZoneResolution = ((DateTimeResolutionResult)pr.Value).TimeZoneResolution;
}
return(ret);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refTime)
{
var referenceTime = refTime;
DateTimeParseResult pr = null;
var originText = er.Text;
if ((this.Config.Options & DateTimeOptions.EnablePreview) != 0)
{
er.Text = MatchingUtil.PreProcessTextRemoveSuperfluousWords(er.Text, Config.SuperfluousWordMatcher, out var _);
er.Length += er.Text.Length - originText.Length;
}
// Push, save the MOD string
bool hasBefore = false, hasAfter = false, hasSince = false, hasAround = false, hasDateAfter = false;
// "InclusiveModifier" means MOD should include the start/end time
// For example, cases like "on or later than", "earlier than or in" have inclusive modifier
var hasInclusiveModifier = false;
var modStr = string.Empty;
var beforeMatch = Config.BeforeRegex.MatchBegin(er.Text, trim: true);
var afterMatch = Config.AfterRegex.MatchBegin(er.Text, trim: true);
var sinceMatch = Config.SinceRegex.MatchBegin(er.Text, trim: true);
var aroundMatch = Config.AroundRegex.MatchBegin(er.Text, trim: true);
if (beforeMatch.Success)
{
hasBefore = true;
er.Start += beforeMatch.Length;
er.Length -= beforeMatch.Length;
er.Text = er.Text.Substring(beforeMatch.Length);
modStr = beforeMatch.Value;
if (!string.IsNullOrEmpty(beforeMatch.Groups["include"].Value))
{
hasInclusiveModifier = true;
}
}
else if (afterMatch.Success)
{
hasAfter = true;
er.Start += afterMatch.Length;
er.Length -= afterMatch.Length;
er.Text = er.Text.Substring(afterMatch.Length);
modStr = afterMatch.Value;
if (!string.IsNullOrEmpty(afterMatch.Groups["include"].Value))
{
hasInclusiveModifier = true;
}
}
else if (sinceMatch.Success)
{
hasSince = true;
er.Start += sinceMatch.Length;
er.Length -= sinceMatch.Length;
er.Text = er.Text.Substring(sinceMatch.Length);
modStr = sinceMatch.Value;
}
else if (aroundMatch.Success)
{
hasAround = true;
er.Start += aroundMatch.Length;
er.Length -= aroundMatch.Length;
er.Text = er.Text.Substring(aroundMatch.Length);
modStr = aroundMatch.Value;
}
else if ((er.Type.Equals(Constants.SYS_DATETIME_DATEPERIOD, StringComparison.Ordinal) && Config.YearRegex.Match(er.Text).Success) ||
er.Type.Equals(Constants.SYS_DATETIME_DATE, StringComparison.Ordinal) ||
er.Type.Equals(Constants.SYS_DATETIME_TIME, StringComparison.Ordinal))
{
// This has to be put at the end of the if, or cases like "before 2012" and "after 2012" would fall into this
// 2012 or after/above
// 3 pm or later
var match = Config.SuffixAfter.MatchEnd(er.Text, trim: true);
if (match.Success)
{
hasDateAfter = true;
er.Length -= match.Length;
er.Text = er.Text.Substring(0, er.Length ?? 0);
modStr = match.Value;
}
}
pr = ParseResult(er, referenceTime);
if (pr == null)
{
return(null);
}
// Pop, restore the MOD string
if (hasBefore && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = CombineMod(val.Mod, !hasInclusiveModifier ? Constants.BEFORE_MOD : Constants.UNTIL_MOD);
pr.Value = val;
}
if (hasAfter && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
if (!hasInclusiveModifier)
{
val.Mod = CombineMod(val.Mod, Constants.AFTER_MOD);
}
else
{
val.Mod = CombineMod(val.Mod, Constants.SINCE_MOD);
}
pr.Value = val;
}
if (hasSince && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = CombineMod(val.Mod, Constants.SINCE_MOD);
pr.Value = val;
}
if (hasAround && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Start -= modStr.Length;
pr.Text = modStr + pr.Text;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = CombineMod(val.Mod, Constants.APPROX_MOD);
pr.Value = val;
}
if (hasDateAfter && pr.Value != null)
{
pr.Length += modStr.Length;
pr.Text = pr.Text + modStr;
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = CombineMod(val.Mod, Constants.SINCE_MOD);
pr.Value = val;
hasSince = true;
}
// For cases like "3 pm or later on monday"
if (pr.Value != null && Config.SuffixAfter.Match(pr.Text)?.Index != 0 &&
pr.Type.Equals(Constants.SYS_DATETIME_DATETIME, StringComparison.Ordinal))
{
var val = (DateTimeResolutionResult)pr.Value;
val.Mod = CombineMod(val.Mod, Constants.SINCE_MOD);
pr.Value = val;
hasSince = true;
}
if ((Config.Options & DateTimeOptions.SplitDateAndTime) != 0 &&
((DateTimeResolutionResult)pr?.Value)?.SubDateTimeEntities != null)
{
pr.Value = DateTimeResolutionForSplit(pr);
}
else
{
var hasRangeChangingMod = hasBefore || hasAfter || hasSince;
if (pr.Value != null)
{
((DateTimeResolutionResult)pr.Value).HasRangeChangingMod = hasRangeChangingMod;
}
pr = SetParseResult(pr, hasRangeChangingMod);
}
// In this version, ExperimentalMode only cope with the "IncludePeriodEnd" case
if ((this.Config.Options & DateTimeOptions.ExperimentalMode) != 0)
{
if (pr?.Metadata != null && pr.Metadata.PossiblyIncludePeriodEnd)
{
pr = SetInclusivePeriodEnd(pr);
}
}
if ((this.Config.Options & DateTimeOptions.EnablePreview) != 0)
{
if (pr != null)
{
pr.Length += originText.Length - pr.Text.Length;
pr.Text = originText;
}
}
return(pr);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refTime)
{
var referenceTime = refTime;
object value = null;
if (er.Type.Equals(ParserName, StringComparison.Ordinal))
{
var innerResult = ParseMergedDuration(er.Text, referenceTime);
if (!innerResult.Success)
{
innerResult = ParseNumberWithUnit(er.Text, referenceTime);
}
if (!innerResult.Success)
{
innerResult = ParseImplicitDuration(er.Text, referenceTime);
}
if (innerResult.Success)
{
innerResult.FutureResolution = new Dictionary <string, string>
{
{ TimeTypeConstants.DURATION, innerResult.FutureValue.ToString() },
};
innerResult.PastResolution = new Dictionary <string, string>
{
{ TimeTypeConstants.DURATION, innerResult.PastValue.ToString() },
};
value = innerResult;
}
}
var res = (DateTimeResolutionResult)value;
if (res != null && er.Data != null)
{
if (er.Data.Equals(Constants.MORE_THAN_MOD))
{
res.Mod = Constants.MORE_THAN_MOD;
}
else if (er.Data.Equals(Constants.LESS_THAN_MOD))
{
res.Mod = Constants.LESS_THAN_MOD;
}
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Value = value,
TimexStr = value == null ? string.Empty : ((DateTimeResolutionResult)value).Timex,
ResolutionStr = string.Empty,
};
return(ret);
}
private DateTimeParseResult ParseResult(ExtractResult extractResult, DateObject referenceTime)
{
DateTimeParseResult parseResult = null;
switch (extractResult.Type)
{
case Constants.SYS_DATETIME_DATE:
if (extractResult.Metadata != null && extractResult.Metadata.IsHoliday)
{
parseResult = Config.HolidayParser.Parse(extractResult, referenceTime);
}
else
{
parseResult = this.Config.DateParser.Parse(extractResult, referenceTime);
}
break;
case Constants.SYS_DATETIME_TIME:
parseResult = this.Config.TimeParser.Parse(extractResult, referenceTime);
break;
case Constants.SYS_DATETIME_DATETIME:
parseResult = this.Config.DateTimeParser.Parse(extractResult, referenceTime);
break;
case Constants.SYS_DATETIME_DATEPERIOD:
parseResult = this.Config.DatePeriodParser.Parse(extractResult, referenceTime);
break;
case Constants.SYS_DATETIME_TIMEPERIOD:
parseResult = this.Config.TimePeriodParser.Parse(extractResult, referenceTime);
break;
case Constants.SYS_DATETIME_DATETIMEPERIOD:
parseResult = this.Config.DateTimePeriodParser.Parse(extractResult, referenceTime);
break;
case Constants.SYS_DATETIME_DURATION:
parseResult = this.Config.DurationParser.Parse(extractResult, referenceTime);
break;
case Constants.SYS_DATETIME_SET:
parseResult = this.Config.SetParser.Parse(extractResult, referenceTime);
break;
case Constants.SYS_DATETIME_DATETIMEALT:
parseResult = this.Config.DateTimeAltParser.Parse(extractResult, referenceTime);
break;
case Constants.SYS_DATETIME_TIMEZONE:
if ((Config.Options & DateTimeOptions.EnablePreview) != 0)
{
parseResult = this.Config.TimeZoneParser.Parse(extractResult, referenceTime);
}
break;
default:
return(null);
}
return(parseResult);
}
private static string GetParentText(DateTimeParseResult parsedDateTime)
{
return(((Dictionary <string, object>)parsedDateTime.Data)[ExtendedModelResult.ParentTextKey].ToString());
}
public SortedDictionary <string, object> DateTimeResolution(DateTimeParseResult slot, bool hasBefore, bool hasAfter, bool hasSince)
{
var resolutions = new List <Dictionary <string, string> >();
var res = new Dictionary <string, object>();
var type = slot.Type;
var typeOutput = DetermineDateTimeType(slot.Type, hasBefore, hasAfter, hasSince);
var timex = slot.TimexStr;
var val = (DateTimeResolutionResult)slot.Value;
if (val == null)
{
return(null);
}
var isLunar = val.IsLunar;
var mod = val.Mod;
var comment = val.Comment;
if (!string.IsNullOrEmpty(timex))
{
res.Add(DateTimeResolutionKey.Timex, timex);
}
if (!string.IsNullOrEmpty(comment))
{
res.Add(Constants.Comment, comment);
}
if (!string.IsNullOrEmpty(mod))
{
res.Add(DateTimeResolutionKey.Mod, mod);
}
if (!string.IsNullOrEmpty(type))
{
res.Add(ResolutionKey.Type, typeOutput);
}
var pastResolutionStr = ((DateTimeResolutionResult)slot.Value).PastResolution;
var futureResolutionStr = ((DateTimeResolutionResult)slot.Value).FutureResolution;
var resolutionPast = GenerateResolution(type, pastResolutionStr, mod);
var resolutionFuture = GenerateResolution(type, futureResolutionStr, mod);
// if past and future are same, keep only one
if (resolutionFuture.OrderBy(t => t.Key).Select(t => t.Value).SequenceEqual(resolutionPast.OrderBy(t => t.Key).Select(t => t.Value)))
{
if (resolutionPast.Count > 0)
{
res.Add(Constants.Resolve, resolutionPast);
}
}
else
{
if (resolutionPast.Count > 0)
{
res.Add(Constants.ResolveToPast, resolutionPast);
}
if (resolutionFuture.Count > 0)
{
res.Add(Constants.ResolveToFuture, resolutionFuture);
}
}
// if ampm, double our resolution accordingly
if (!string.IsNullOrEmpty(comment) && comment.Equals(Constants.Comment_AmPm))
{
if (res.ContainsKey(Constants.Resolve))
{
ResolveAmpm(res, Constants.Resolve);
}
else
{
ResolveAmpm(res, Constants.ResolveToPast);
ResolveAmpm(res, Constants.ResolveToFuture);
}
}
if (isLunar)
{
res.Add(DateTimeResolutionKey.IsLunar, isLunar);
}
foreach (var p in res)
{
if (p.Value is Dictionary <string, string> dictionary)
{
var value = new Dictionary <string, string>();
if (!string.IsNullOrEmpty(timex))
{
value.Add(DateTimeResolutionKey.Timex, timex);
}
if (!string.IsNullOrEmpty(mod))
{
value.Add(DateTimeResolutionKey.Mod, mod);
}
if (!string.IsNullOrEmpty(type))
{
value.Add(ResolutionKey.Type, typeOutput);
}
foreach (var q in dictionary)
{
if (value.ContainsKey(q.Key))
{
value[q.Key] = q.Value;
}
else
{
value.Add(q.Key, q.Value);
}
}
resolutions.Add(value);
}
}
if (resolutionPast.Count == 0 && resolutionFuture.Count == 0)
{
var notResolved = new Dictionary <string, string>
{
{
DateTimeResolutionKey.Timex, timex
},
{
ResolutionKey.Type, typeOutput
},
{
ResolutionKey.Value, "not resolved"
},
};
resolutions.Add(notResolved);
}
return(new SortedDictionary <string, object> {
{ ResolutionKey.ValueSet, resolutions }
});
}
public DateTimeParseResult Parse(ExtractResult er, DateObject refDate)
{
object value = null;
if (er.Type.Equals(ParserName))
{
var innerResult = ParseEachUnit(er.Text);
if (!innerResult.Success)
{
innerResult = ParseEachDuration(er.Text, refDate);
}
if (!innerResult.Success)
{
innerResult = ParserTimeEveryday(er.Text, refDate);
}
// NOTE: Please do not change the order of following function
// datetimeperiod>dateperiod>timeperiod>datetime>date>time
if (!innerResult.Success)
{
innerResult = ParseEach(config.DateTimePeriodExtractor, config.DateTimePeriodParser, er.Text, refDate);
}
if (!innerResult.Success)
{
innerResult = ParseEach(config.DatePeriodExtractor, config.DatePeriodParser, er.Text, refDate);
}
if (!innerResult.Success)
{
innerResult = ParseEach(config.TimePeriodExtractor, config.TimePeriodParser, er.Text, refDate);
}
if (!innerResult.Success)
{
innerResult = ParseEach(config.DateTimeExtractor, config.DateTimeParser, er.Text, refDate);
}
if (!innerResult.Success)
{
innerResult = ParseEach(config.DateExtractor, config.DateParser, er.Text, refDate);
}
if (!innerResult.Success)
{
innerResult = ParseEach(config.TimeExtractor, config.TimeParser, er.Text, refDate);
}
if (innerResult.Success)
{
innerResult.FutureResolution = new Dictionary <string, string>
{
{ TimeTypeConstants.SET, (string)innerResult.FutureValue },
};
innerResult.PastResolution = new Dictionary <string, string>
{
{ TimeTypeConstants.SET, (string)innerResult.PastValue },
};
value = innerResult;
}
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Value = value,
TimexStr = value == null ? string.Empty : ((DateTimeResolutionResult)value).Timex,
ResolutionStr = string.Empty,
};
return(ret);
}
public DateTimeParseResult Parse(ExtractResult er, DateObject reference)
{
var referenceDate = reference;
object value = null;
if (er.Type.Equals(ParserName))
{
var innerResult = ParseBasicRegexMatch(er.Text, referenceDate);
if (!innerResult.Success)
{
innerResult = ParseImplicitDate(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseWeekdayOfMonth(er.Text, referenceDate);
}
if (!innerResult.Success)
{
innerResult = ParseDurationWithAgoAndLater(er.Text, referenceDate);
}
// NumberWithMonth must be the second last one, because it only need to find a number and a month to get a "success"
if (!innerResult.Success)
{
innerResult = ParseNumberWithMonth(er.Text, referenceDate);
}
// SingleNumber last one
if (!innerResult.Success)
{
innerResult = ParseSingleNumber(er.Text, referenceDate);
}
if (innerResult.Success)
{
innerResult.FutureResolution = new Dictionary <string, string>
{
{ TimeTypeConstants.DATE, DateTimeFormatUtil.FormatDate((DateObject)innerResult.FutureValue) }
};
innerResult.PastResolution = new Dictionary <string, string>
{
{ TimeTypeConstants.DATE, DateTimeFormatUtil.FormatDate((DateObject)innerResult.PastValue) }
};
value = innerResult;
}
}
var ret = new DateTimeParseResult
{
Text = er.Text,
Start = er.Start,
Length = er.Length,
Type = er.Type,
Data = er.Data,
Value = value,
TimexStr = value == null ? "" : ((DateTimeResolutionResult)value).Timex,
ResolutionStr = ""
};
return(ret);
}
private DateTimeResolutionResult MergeTwoTimePoints(string text, DateObject referenceTime)
{
var ret = new DateTimeResolutionResult();
DateTimeParseResult pr1 = null, pr2 = null;
bool bothHaveDates = false, beginHasDate = false, endHasDate = false;
var er1 = this.config.TimeExtractor.Extract(text, referenceTime);
var er2 = this.config.DateTimeExtractor.Extract(text, referenceTime);
var rightTime = DateObject.MinValue.SafeCreateFromValue(referenceTime.Year, referenceTime.Month, referenceTime.Day);
var leftTime = DateObject.MinValue.SafeCreateFromValue(referenceTime.Year, referenceTime.Month, referenceTime.Day);
if (er2.Count == 2)
{
pr1 = this.config.DateTimeParser.Parse(er2[0], referenceTime);
pr2 = this.config.DateTimeParser.Parse(er2[1], referenceTime);
bothHaveDates = true;
}
else if (er2.Count == 1 && er1.Count == 2)
{
if (!er2[0].IsOverlap(er1[0]))
{
pr1 = this.config.TimeParser.Parse(er1[0], referenceTime);
pr2 = this.config.DateTimeParser.Parse(er2[0], referenceTime);
endHasDate = true;
}
else
{
pr1 = this.config.DateTimeParser.Parse(er2[0], referenceTime);
pr2 = this.config.TimeParser.Parse(er1[1], referenceTime);
beginHasDate = true;
}
}
else if (er2.Count == 1 && er1.Count == 1)
{
if (er1[0].Start < er2[0].Start)
{
pr1 = this.config.TimeParser.Parse(er1[0], referenceTime);
pr2 = this.config.DateTimeParser.Parse(er2[0], referenceTime);
endHasDate = true;
}
else
{
pr1 = this.config.DateTimeParser.Parse(er2[0], referenceTime);
pr2 = this.config.TimeParser.Parse(er1[0], referenceTime);
beginHasDate = true;
}
}
else if (er1.Count == 2)
{
// if both ends are Time. then this is a TimePeriod, not a DateTimePeriod
return(ret);
}
else
{
return(ret);
}
if (pr1.Value == null || pr2.Value == null)
{
return(ret);
}
DateObject futureBegin = (DateObject)((DateTimeResolutionResult)pr1.Value).FutureValue,
futureEnd = (DateObject)((DateTimeResolutionResult)pr2.Value).FutureValue;
DateObject pastBegin = (DateObject)((DateTimeResolutionResult)pr1.Value).PastValue,
pastEnd = (DateObject)((DateTimeResolutionResult)pr2.Value).PastValue;
if (futureBegin > futureEnd)
{
futureBegin = pastBegin;
}
if (pastEnd < pastBegin)
{
pastEnd = futureEnd;
}
if (bothHaveDates)
{
rightTime = DateObject.MinValue.SafeCreateFromValue(futureEnd.Year, futureEnd.Month, futureEnd.Day);
leftTime = DateObject.MinValue.SafeCreateFromValue(futureBegin.Year, futureBegin.Month, futureBegin.Day);
}
else if (beginHasDate)
{
// TODO: Handle "明天下午两点到五点"
futureEnd = DateObject.MinValue.SafeCreateFromValue(
futureBegin.Year, futureBegin.Month, futureBegin.Day, futureEnd.Hour, futureEnd.Minute, futureEnd.Second);
pastEnd = DateObject.MinValue.SafeCreateFromValue(
pastBegin.Year, pastBegin.Month, pastBegin.Day, pastEnd.Hour, pastEnd.Minute, pastEnd.Second);
leftTime = DateObject.MinValue.SafeCreateFromValue(futureBegin.Year, futureBegin.Month, futureBegin.Day);
}
else if (endHasDate)
{
// TODO: Handle "明天下午两点到五点"
futureBegin = DateObject.MinValue.SafeCreateFromValue(
futureEnd.Year, futureEnd.Month, futureEnd.Day, futureBegin.Hour, futureBegin.Minute, futureBegin.Second);
pastBegin = DateObject.MinValue.SafeCreateFromValue(
pastEnd.Year, pastEnd.Month, pastEnd.Day, pastBegin.Hour, pastBegin.Minute, pastBegin.Second);
rightTime = DateObject.MinValue.SafeCreateFromValue(futureEnd.Year, futureEnd.Month, futureEnd.Day);
}
var leftResult = (DateTimeResolutionResult)pr1.Value;
var rightResult = (DateTimeResolutionResult)pr2.Value;
var leftResultTime = (DateObject)leftResult.FutureValue;
var rightResultTime = (DateObject)rightResult.FutureValue;
int day = referenceTime.Day,
month = referenceTime.Month,
year = referenceTime.Year;
// check if the right time is smaller than the left time, if yes, add one day
int hour = leftResultTime.Hour > 0 ? leftResultTime.Hour : 0,
min = leftResultTime.Minute > 0 ? leftResultTime.Minute : 0,
second = leftResultTime.Second > 0 ? leftResultTime.Second : 0;
leftTime = leftTime.AddHours(hour);
leftTime = leftTime.AddMinutes(min);
leftTime = leftTime.AddSeconds(second);
DateObject.MinValue.SafeCreateFromValue(year, month, day, hour, min, second);
hour = rightResultTime.Hour > 0 ? rightResultTime.Hour : 0;
min = rightResultTime.Minute > 0 ? rightResultTime.Minute : 0;
second = rightResultTime.Second > 0 ? rightResultTime.Second : 0;
rightTime = rightTime.AddHours(hour);
rightTime = rightTime.AddMinutes(min);
rightTime = rightTime.AddSeconds(second);
// the right side time contains "ampm", while the left side doesn't
if (rightResult.Comment is Constants.Comment_AmPm &&
leftResult.Comment == null && rightTime < leftTime)
{
rightTime = rightTime.AddHours(Constants.HalfDayHourCount);
}
if (rightTime < leftTime)
{
rightTime = rightTime.AddDays(1);
}
ret.FutureValue = ret.PastValue = new Tuple <DateObject, DateObject>(leftTime, rightTime);
var leftTimex = string.Empty;
var rightTimex = string.Empty;
// "X" is timex token for not determined time
if (!pr1.TimexStr.Contains("X") && !pr2.TimexStr.Contains("X"))
{
leftTimex = DateTimeFormatUtil.LuisDateTime(leftTime);
rightTimex = DateTimeFormatUtil.LuisDateTime(rightTime);
}
else
{
leftTimex = pr1.TimexStr;
rightTimex = pr2.TimexStr;
}
ret.Timex = $"({leftTimex},{rightTimex},PT{Convert.ToInt32((rightTime - leftTime).TotalHours)}H)";
ret.Success = true;
return(ret);
}
private DateTimeResolutionResult MergeTwoTimePoints(string text, DateObject referenceTime)
{
var ret = new DateTimeResolutionResult();
DateTimeParseResult pr1 = null, pr2 = null;
var validTimeNumber = false;
var ers = this.config.TimeExtractor.Extract(text, referenceTime);
if (ers.Count != 2)
{
if (ers.Count == 1)
{
var numErs = this.config.IntegerExtractor.Extract(text);
foreach (var num in numErs)
{
int midStrBegin = 0, midStrEnd = 0;
// ending number
if (num.Start > ers[0].Start + ers[0].Length)
{
midStrBegin = ers[0].Start + ers[0].Length ?? 0;
midStrEnd = num.Start - midStrBegin ?? 0;
}
else if (num.Start + num.Length < ers[0].Start)
{
midStrBegin = num.Start + num.Length ?? 0;
midStrEnd = ers[0].Start - midStrBegin ?? 0;
}
// check if the middle string between the time point and the valid number is a connect string.
var middleStr = text.Substring(midStrBegin, midStrEnd);
var tillMatch = this.config.TillRegex.Match(middleStr);
if (tillMatch.Success)
{
num.Data = null;
num.Type = Constants.SYS_DATETIME_TIME;
ers.Add(num);
validTimeNumber = true;
break;
}
}
ers.Sort((x, y) => (x.Start - y.Start ?? 0));
}
if (!validTimeNumber)
{
return(ret);
}
}
pr1 = this.config.TimeParser.Parse(ers[0], referenceTime);
pr2 = this.config.TimeParser.Parse(ers[1], referenceTime);
if (pr1.Value == null || pr2.Value == null)
{
return(ret);
}
var ampmStr1 = ((DateTimeResolutionResult)pr1.Value).Comment;
var ampmStr2 = ((DateTimeResolutionResult)pr2.Value).Comment;
var beginTime = (DateObject)((DateTimeResolutionResult)pr1.Value).FutureValue;
var endTime = (DateObject)((DateTimeResolutionResult)pr2.Value).FutureValue;
if (!string.IsNullOrEmpty(ampmStr2) && ampmStr2.EndsWith(Constants.Comment_AmPm) && endTime <= beginTime && endTime.AddHours(Constants.HalfDayHourCount) > beginTime)
{
endTime = endTime.AddHours(Constants.HalfDayHourCount);
((DateTimeResolutionResult)pr2.Value).FutureValue = endTime;
pr2.TimexStr = $"T{endTime.Hour}";
if (endTime.Minute > 0)
{
pr2.TimexStr = $"{pr2.TimexStr}:{endTime.Minute}";
}
}
if (!string.IsNullOrEmpty(ampmStr1) && ampmStr1.EndsWith(Constants.Comment_AmPm) && endTime > beginTime.AddHours(Constants.HalfDayHourCount))
{
beginTime = beginTime.AddHours(Constants.HalfDayHourCount);
((DateTimeResolutionResult)pr1.Value).FutureValue = beginTime;
pr1.TimexStr = $"T{beginTime.Hour}";
if (beginTime.Minute > 0)
{
pr1.TimexStr = $"{pr1.TimexStr}:{beginTime.Minute}";
}
}
if (endTime < beginTime)
{
endTime = endTime.AddDays(1);
}
var minutes = (endTime - beginTime).Minutes;
var hours = (endTime - beginTime).Hours;
ret.Timex = $"({pr1.TimexStr},{pr2.TimexStr}," +
$"PT{(hours > 0 ? hours + "H" : "")}{(minutes > 0 ? minutes + "M" : "")})";
ret.FutureValue = ret.PastValue = new Tuple <DateObject, DateObject>(beginTime, endTime);
ret.Success = true;
if (!string.IsNullOrEmpty(ampmStr1) && ampmStr1.EndsWith(Constants.Comment_AmPm) &&
!string.IsNullOrEmpty(ampmStr2) && ampmStr2.EndsWith(Constants.Comment_AmPm))
{
ret.Comment = Constants.Comment_AmPm;
}
if (((DateTimeResolutionResult)pr1.Value).TimeZoneResolution != null)
{
ret.TimeZoneResolution = ((DateTimeResolutionResult)pr1.Value).TimeZoneResolution;
}
else if (((DateTimeResolutionResult)pr2.Value).TimeZoneResolution != null)
{
ret.TimeZoneResolution = ((DateTimeResolutionResult)pr2.Value).TimeZoneResolution;
}
ret.SubDateTimeEntities = new List <object> {
pr1, pr2
};
return(ret);
}
private static DateTimeResolutionResult GetAgoLaterResult(
DateTimeParseResult durationParseResult,
string afterStr,
string beforeStr,
DateObject referenceTime,
IParser numberParser,
IDateTimeUtilityConfiguration utilityConfiguration,
AgoLaterMode mode,
SwiftDayDelegate swiftDay)
{
var ret = new DateTimeResolutionResult();
var resultDateTime = referenceTime;
var timex = durationParseResult.TimexStr;
if (((DateTimeResolutionResult)durationParseResult.Value).Mod == Constants.MORE_THAN_MOD)
{
ret.Mod = Constants.MORE_THAN_MOD;
}
else if (((DateTimeResolutionResult)durationParseResult.Value).Mod == Constants.LESS_THAN_MOD)
{
ret.Mod = Constants.LESS_THAN_MOD;
}
if (MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.AgoRegex))
{
var match = utilityConfiguration.AgoRegex.Match(afterStr);
var swift = 0;
// Handle cases like "3 days before yesterday"
if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value))
{
swift = swiftDay(match.Groups["day"].Value);
}
else if (utilityConfiguration.CheckBothBeforeAfter && match.Success && !MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.AgoRegex))
{
match = utilityConfiguration.AgoRegex.Match(beforeStr + " " + afterStr);
if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value))
{
swift = swiftDay(match.Groups["day"].Value);
}
}
resultDateTime = DurationParsingUtil.ShiftDateTime(timex, referenceTime.AddDays(swift), false);
((DateTimeResolutionResult)durationParseResult.Value).Mod = Constants.BEFORE_MOD;
}
else if (utilityConfiguration.CheckBothBeforeAfter && MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.AgoRegex))
{
var match = utilityConfiguration.AgoRegex.Match(beforeStr);
var swift = 0;
// Handle cases like "3 days before yesterday"
if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value))
{
swift = swiftDay(match.Groups["day"].Value);
}
resultDateTime = DurationParsingUtil.ShiftDateTime(timex, referenceTime.AddDays(swift), false);
((DateTimeResolutionResult)durationParseResult.Value).Mod = Constants.BEFORE_MOD;
}
else if (MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.LaterRegex) ||
MatchingUtil.ContainsTermIndex(beforeStr, utilityConfiguration.InConnectorRegex) ||
(utilityConfiguration.CheckBothBeforeAfter && MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.LaterRegex)))
{
var match = utilityConfiguration.LaterRegex.Match(afterStr);
var swift = 0;
if (utilityConfiguration.CheckBothBeforeAfter && MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.LaterRegex) && string.IsNullOrEmpty(match.Groups["day"].Value))
{
match = utilityConfiguration.LaterRegex.Match(beforeStr);
}
// Handle cases like "3 days after tomorrow"
if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value))
{
swift = swiftDay(match.Groups["day"].Value);
}
var yearMatch = utilityConfiguration.SinceYearSuffixRegex.Match(afterStr);
if (yearMatch.Success)
{
var yearString = yearMatch.Groups[Constants.YearGroupName].Value;
var yearEr = new ExtractResult {
Text = yearString
};
var year = Convert.ToInt32((double)(numberParser.Parse(yearEr).Value ?? 0));
referenceTime = DateObject.MinValue.SafeCreateFromValue(year, 1, 1);
}
resultDateTime = DurationParsingUtil.ShiftDateTime(timex, referenceTime.AddDays(swift), true);
((DateTimeResolutionResult)durationParseResult.Value).Mod = Constants.AFTER_MOD;
}
else if (utilityConfiguration.CheckBothBeforeAfter && (MatchingUtil.ContainsAgoLaterIndexInBeforeString(beforeStr, utilityConfiguration.LaterRegex) ||
MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.InConnectorRegex) ||
MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.LaterRegex)))
{
// Check also beforeStr
var match = utilityConfiguration.LaterRegex.Match(beforeStr);
var swift = 0;
if (MatchingUtil.ContainsAgoLaterIndex(afterStr, utilityConfiguration.LaterRegex) && string.IsNullOrEmpty(match.Groups["day"].Value))
{
match = utilityConfiguration.LaterRegex.Match(beforeStr);
}
// Handle cases like "3 days after tomorrow"
if (match.Success && !string.IsNullOrEmpty(match.Groups["day"].Value))
{
swift = swiftDay(match.Groups["day"].Value);
}
var yearMatch = utilityConfiguration.SinceYearSuffixRegex.Match(beforeStr);
if (yearMatch.Success)
{
var yearString = yearMatch.Groups[Constants.YearGroupName].Value;
var yearEr = new ExtractResult {
Text = yearString
};
var year = Convert.ToInt32((double)(numberParser.Parse(yearEr).Value ?? 0));
referenceTime = DateObject.MinValue.SafeCreateFromValue(year, 1, 1);
}
resultDateTime = DurationParsingUtil.ShiftDateTime(timex, referenceTime.AddDays(swift), true);
((DateTimeResolutionResult)durationParseResult.Value).Mod = Constants.AFTER_MOD;
}
if (resultDateTime != referenceTime)
{
if (mode.Equals(AgoLaterMode.Date))
{
ret.Timex = $"{DateTimeFormatUtil.LuisDate(resultDateTime)}";
}
else if (mode.Equals(AgoLaterMode.DateTime))
{
ret.Timex = $"{DateTimeFormatUtil.LuisDateTime(resultDateTime)}";
}
ret.FutureValue = ret.PastValue = resultDateTime;
ret.SubDateTimeEntities = new List <object> {
durationParseResult
};
ret.Success = true;
}
return(ret);
}
