public static bool IsValid(long value)
{
string stringValue = string.Format("{0:0000'/'00'/'00','00':'00':'00}", value);
PersianDateTime persianDateTime;
return(PersianDateTime.TryParse(stringValue, out persianDateTime));
}
public static PersianDateTime Parse(string value)
{
PersianDateTime dt = new PersianDateTime();
if (TryParse(value, out dt))
{
return(dt);
}
return(new PersianDateTime());
}
public string ToRelativeString(PersianDateTime baseDate = null, string baseFormat = "s", TimeSpan?exclusiveRelativeTimeSpan = null)
{
PersianDateRange persianDateRange = new PersianDateRange(this, baseDate ?? PersianDateTime.Now);
TimeSpan passedTimeSpan = persianDateRange.TimeSpan;
if (exclusiveRelativeTimeSpan == null)
{
exclusiveRelativeTimeSpan = new TimeSpan(7, 0, 0, 0);
}
if (passedTimeSpan >= exclusiveRelativeTimeSpan)
{
return(this.ToString(baseFormat));
}
if ((int)passedTimeSpan.TotalMinutes == 0)
{
return("چند ثانیه قبل");
}
else if (passedTimeSpan.TotalMinutes < 60)
{
return(string.Format("{0} دقیقه قبل", passedTimeSpan.Minutes.LocalizeNumbers()));
}
else if (passedTimeSpan.TotalHours < 24)
{
return(string.Format("{0} ساعت قبل", passedTimeSpan.Hours.LocalizeNumbers()));
}
else if (passedTimeSpan.TotalDays == 1)
{
return(string.Format("دیروز", passedTimeSpan.Days.LocalizeNumbers()));
}
else if (passedTimeSpan.TotalDays < 7)
{
return(string.Format("{0} روز قبل", passedTimeSpan.Days.LocalizeNumbers()));
}
return(this.ToString(baseFormat));
}
public PersianDateTime Add(TimeSpan offsetValue)
{
return(PersianDateTime.FromGorgian(DateTime.AddTicks(offsetValue.Ticks)));
}
public static bool TryParse(string value, out PersianDateTime date)
{
date = new PersianDateTime();
string datePart = value;
string timePart = string.Empty;
bool hasTimePart = value.Contains(',');
if (hasTimePart)
{
var parts = value.Split(',');
datePart = parts[0];
timePart = parts[1];
}
//Match m = Regex.Match(datePart, @"(?<year>\d{2,4})/(?<month>\d{1,2})/(?<day>\d{1,2})");
Match m = ParsingRegex.Match(datePart);
if (!m.Success)
{
return(false);
}
string yearText = m.Result("${year}");
string monthText = m.Result("${month}");
string dayText = m.Result("${day}");
int year, month, day;
if (!(int.TryParse(yearText, out year) && int.TryParse(monthText, out month) && int.TryParse(dayText, out day)))
{
return(false);
}
if (year < 100)
{
year += 1300;
}
if (year < 1300 || year > 1400)
{
return(false);
}
int hour = 0, minute = 0, second = 0;
if (hasTimePart)
{
Match timeMatch = Regex.Match(timePart, @"(?<hour>\d{1,2}):(?<min>\d{1,2}):(?<sec>\d{1,2})");
if (timeMatch.Success)
{
string hourText = timeMatch.Result("${hour}");
string minText = timeMatch.Result("${min}");
string secText = timeMatch.Result("${sec}");
if (!int.TryParse(hourText, out hour) || !int.TryParse(minText, out minute) || !int.TryParse(secText, out second))
{
return(false);
}
if (hour < 0 || hour > 24)
{
return(false);
}
if (minute < 0 || minute > 59)
{
return(false);
}
if (second < 0 || second > 59)
{
return(false);
}
}
}
try
{
date = new PersianDateTime(year, month, day, hour, minute, second);
return(true);
}
catch
{
return(false);
}
}
public PersianDateTime AddSeconds(int seconds)
{
return(PersianDateTime.FromGorgian(Calendar.AddSeconds(DateTime, seconds)));
}
public PersianDateTime AddMinutes(int minutes)
{
return(PersianDateTime.FromGorgian(Calendar.AddMinutes(DateTime, minutes)));
}
public PersianDateTime AddHours(int hours)
{
return(PersianDateTime.FromGorgian(Calendar.AddHours(DateTime, hours)));
}
public PersianDateTime AddDays(int days)
{
return(PersianDateTime.FromGorgian(Calendar.AddDays(DateTime, days)));
}
public PersianDateTime AddMonths(int monthes)
{
return(PersianDateTime.FromGorgian(Calendar.AddMonths(DateTime, monthes)));
}
public PersianDateTime AddYears(int years)
{
return(PersianDateTime.FromGorgian(Calendar.AddYears(DateTime, years)));
}