protected override bool ParseMatch(DatesRawData data, Match match, DateTime userDate)
{
var token = data.Tokens[match.Index];
data.RemoveRange(match.Index, 1);
if (Morph.HasLemma(token.Value, Keywords.Holiday[0], Morph.LemmaSearchOptions.OnlySingular))
{
// singular
var saturday = new TextToken(Keywords.Saturday[0])
{
Start = token.Start,
End = token.End
};
data.ReturnTokens(match.Index, "D", saturday);
}
else
{
// plural
var holidays = new[] { Keywords.Saturday[0], Keywords.TimeTo[0], Keywords.Sunday[0] }
.Select(k => new TextToken(k, token.Start, token.End))
.ToArray();
data.ReturnTokens(match.Index, "DtD", holidays);
}
return(true);
}
protected override bool ParseMatch(DatesRawData data, Match match, DateTime userDate)
{
// determine if it is time
if (
match.Groups[5].Success || // во фразе есть число
match.Groups[6].Success || // во фразе есть "часов"
match.Groups[4].Success || // во фразе есть "час"
match.Groups[1].Success || // во начале есть "утра/дня/вечера/ночи"
match.Groups[9].Success // то же самое в конце
)
{
if (!match.Groups[5].Success)
{
// no number in phrase
var partOfDay = match.Groups[9].Success
? match.Groups[9].Value
: match.Groups[1].Success
? match.Groups[1].Value
: "";
// no part of day AND no "from" token in phrase, quit
if (partOfDay != "d" && partOfDay != "g" && !match.Groups[2].Success)
{
return(false);
}
}
// hours and minutes
var hours = match.Groups[5].Success ? int.Parse(data.Tokens[match.Groups[5].Index].Value) : 1;
if (hours >= 0 && hours <= 23)
{
// try minutes
var minutes = 0;
if (match.Groups[8].Success)
{
var m = int.Parse(data.Tokens[match.Groups[8].Index].Value);
if (m >= 0 && m <= 59)
{
minutes = m;
}
}
else if (match.Groups[3].Success && hours > 0)
{
switch (match.Groups[3].Value)
{
case "Q": // quarter
hours--;
minutes = 15;
break;
case "H": // half
hours--;
minutes = 30;
break;
}
}
// create time
var date = new AbstractPeriod();
date.Fix(FixPeriod.TimeUncertain);
if (hours > 12)
{
date.Fix(FixPeriod.Time);
}
// correct time
if (hours <= 12)
{
var part = "d"; // default
if (match.Groups[9].Success || match.Groups[1].Success)
{
// part of day
part = match.Groups[1].Success ? match.Groups[1].Value : match.Groups[9].Value;
date.Fix(FixPeriod.Time);
}
else
{
date.Fix(FixPeriod.TimeUncertain);
}
switch (part)
{
case "d": // day
if (hours <= 4)
{
hours += 12;
}
break;
case "v": // evening
if (hours <= 11)
{
hours += 12;
}
break;
case "g": // night
hours += 12;
break;
}
if (hours == 24)
{
hours = 0;
}
}
date.Time = new TimeSpan(hours, minutes, 0);
// remove and insert
var toTime = data.Tokens[match.Index];
data.ReplaceTokensByDates(match.Index, match.Length, date);
if (match.Groups[2].Success && match.Groups[2].Value == "t")
{
// return "to" to correct period parsing
data.ReturnTokens(match.Index, "t", toTime);
}
return(true);
}
}
return(false);
}