private static void ComputeEveryHourCrontab(CrontabExpressionModel model)
{
if (string.IsNullOrWhiteSpace(model.HourlyModeHours))
{
model.HourlyModeHours = "1";
}
if (model.HourlyMode && checkIfIsValidHour(model.HourlyModeHours))
{
var hours = int.Parse(model.HourlyModeHours);
model.OutputCrontabString = $@"0 0 0/{hours} 1/1 * ?";
}
}
private static void ComputeEveryMinuteCrontab(CrontabExpressionModel model)
{
if (string.IsNullOrWhiteSpace(model.MinuteModeMinutes))
{
model.MinuteModeMinutes = "1";
}
if (model.MinuteMode && checkIfIsValidMinute(model.MinuteModeMinutes))
{
var minutes = int.Parse(model.MinuteModeMinutes);
model.OutputCrontabString = $@"0 0/{minutes} * 1/1 * ?";
}
}
/// <summary>
/// This is used to react to Crontab UI radio button form event. It read the UI model and call the right method to produce the crontab expression.
/// </summary>
/// <param name="model"></param>
public static void RecalculateCrontab(CrontabExpressionModel model)
{
//model.OutputCrontabString = null;
try
{
if (model.CustomMode)
{
return;
}
if (model.MinuteMode)
{
ComputeEveryMinuteCrontab(model);
return;
}
if (model.HourlyMode)
{
ComputeEveryHourCrontab(model);
return;
}
if (model.DailyMode)
{
ComputeEveryDayCrontab(model);
return;
}
if (model.WeeklyMode)
{
ComputeEveryWeekDayCrontab(model);
return;
}
if (model.LastDayOfMonthMode)
{
ComputeLastMonthDay(model);
return;
}
if (model.MonthlyMode)
{
ComputeNDayInMonthCrontab(model);
return;
}
}
catch (Exception ex)
{
}
}
private static void ComputeLastMonthDay(CrontabExpressionModel model)
{
if (string.IsNullOrWhiteSpace(model.LastDayOfMonthModeTime))
{
model.LastDayOfMonthModeTime = "12:00";
}
if (model.LastDayOfMonthMode && checkIfIsValidTime(model.LastDayOfMonthModeTime))
{
var minutes = int.Parse(model.LastDayOfMonthModeTime.Split(':')[1]);
var hours = int.Parse(model.LastDayOfMonthModeTime.Split(':')[0]);
model.OutputCrontabString = $"0 {minutes} {hours} {(model.LastWeekDayOfMonthMode ? "LW" : "L")} * ?";
}
}
private static void ComputeEveryDayCrontab(CrontabExpressionModel model)
{
if (string.IsNullOrWhiteSpace(model.DailyModeTime))
{
model.DailyModeTime = "12:00";
}
if (model.DailyMode && checkIfIsValidTime(model.DailyModeTime))
{
var minutes = int.Parse(model.DailyModeTime.Split(':')[1]);
var hours = int.Parse(model.DailyModeTime.Split(':')[0]);
model.OutputCrontabString = $"0 {minutes} {hours} * * ?";
}
}
private static void ComputeNDayInMonthCrontab(CrontabExpressionModel model)
{
if (string.IsNullOrWhiteSpace(model.MonthlyModeDay))
{
model.MonthlyModeDay = "1";
}
if (string.IsNullOrWhiteSpace(model.MonthlyModeTime))
{
model.MonthlyModeTime = "12:00";
}
if (model.MonthlyMode && checkIfIsValidTime(model.MonthlyModeTime) && checkIfIsValidMonthDay(model.MonthlyModeDay))
{
var minutes = int.Parse(model.MonthlyModeTime.Split(':')[1]);
var hours = int.Parse(model.MonthlyModeTime.Split(':')[0]);
var dayInMonth = int.Parse(model.MonthlyModeDay);
model.OutputCrontabString = $"0 {minutes} {hours} {dayInMonth}{(model.MonthlyWeekdayMode ? "W" : "")} * ?";
}
}
private static void ComputeEveryWeekDayCrontab(CrontabExpressionModel model)
{
if (string.IsNullOrWhiteSpace(model.WeeklyModeTime))
{
model.WeeklyModeTime = "12:00";
}
if (!(model.WeeklyMode && checkIfIsValidTime(model.WeeklyModeTime)))
{
return;
}
var daysArray = new Dictionary <string, bool>();
daysArray.Add("MON", model.Monday);
daysArray.Add("TUE", model.Tuesday);
daysArray.Add("WED", model.Wednesday);
daysArray.Add("THU", model.Thursday);
daysArray.Add("FRI", model.Friday);
daysArray.Add("SAT", model.Saturday);
daysArray.Add("SUN", model.Sunday);
var days = "";
var checkedDays = daysArray.Where(r => r.Value);
var builder = new StringBuilder();
builder.Append(days);
foreach (var cd in checkedDays)
{
builder.Append(cd.Key.ToUpper() + ",");
}
days = builder.ToString().Trim(',');
if (string.IsNullOrWhiteSpace(days))
{
days = "*";
}
var minutes = int.Parse(model.WeeklyModeTime.Split(':')[1]);
var hours = int.Parse(model.WeeklyModeTime.Split(':')[0]);
model.OutputCrontabString = $"0 {minutes} {hours} ? * {days}";
}
public static CrontabExpressionModel Parse(string crontab, bool customMode)
{
CrontabExpressionModel model = new CrontabExpressionModel();
if (string.IsNullOrEmpty(crontab))
{
model.CustomMode = customMode;
return(model);
}
if (customMode)
{
model.CustomMode = true;
model.CustomCrontabString = crontab;
return(model);
}
else
{
model.OutputCrontabString = crontab;
var re = new Regex(@"0 0/([0-9]|[0-5][0-9]) \* 1/1 \* \?");
if (re.IsMatch(crontab))
{
model.MinuteMode = true;
model.MinuteModeMinutes = re.Match(crontab).Groups[1].Value;
return(model);
}
re = new Regex(@"0 0 0/([0-9]|[0-2][0-9]) 1/1 \* \?");
if (re.IsMatch(crontab))
{
model.HourlyMode = true;
model.HourlyModeHours = re.Match(crontab).Groups[1].Value;
return(model);
}
re = new Regex(@"0 ([0-9]|[0-5][0-9]) ([0-9]|[0-2][0-9]) \* \* \?");
if (re.IsMatch(crontab))
{
model.DailyMode = true;
string minutes = FillTwoDigits(re.Match(crontab).Groups[1].Value);
string hours = FillTwoDigits(re.Match(crontab).Groups[2].Value);
model.DailyModeTime = $"{hours}:{minutes}";
return(model);
}
re = new Regex(@"0 ([0-9]|[0-5][0-9]) ([0-9]|[0-2][0-9]) ([1-9]|0[1-9]|[1-2][0-9]|3[0-1])W? \* \?");
if (re.IsMatch(crontab))
{
model.MonthlyMode = true;
model.MonthlyWeekdayMode = crontab.Contains("W");
string minutes = FillTwoDigits(re.Match(crontab).Groups[1].Value);
string hours = FillTwoDigits(re.Match(crontab).Groups[2].Value);
string day = re.Match(crontab).Groups[3].Value;
model.MonthlyModeTime = $"{hours}:{minutes}";
model.MonthlyModeDay = day;
return(model);
}
re = new Regex(@"0 ([0-9]|[0-5][0-9]) ([0-9]|[0-2][0-9]) LW? \* \?");
if (re.IsMatch(crontab))
{
model.LastDayOfMonthMode = true;
model.LastWeekDayOfMonthMode = crontab.Contains("LW");
string minutes = FillTwoDigits(re.Match(crontab).Groups[1].Value);
string hours = FillTwoDigits(re.Match(crontab).Groups[2].Value);
model.LastDayOfMonthModeTime = $"{hours}:{minutes}";
return(model);
}
re = new Regex(@"0 ([0-9]|[0-5][0-9]) ([0-9]|[0-2][0-9]) \? \* (MON,?)?(TUE,?)?(WED,?)?(THU,?)?(FRI,?)?(SAT,?)?(SUN,?)?");
if (re.IsMatch(crontab))
{
model.WeeklyMode = true;
string minutes = FillTwoDigits(re.Match(crontab).Groups[1].Value);
string hours = FillTwoDigits(re.Match(crontab).Groups[2].Value);
model.WeeklyModeTime = $"{hours}:{minutes}";
model.Monday = crontab.Contains("MON");
model.Tuesday = crontab.Contains("TUE");
model.Wednesday = crontab.Contains("WED");
model.Thursday = crontab.Contains("THU");
model.Friday = crontab.Contains("FRI");
model.Saturday = crontab.Contains("SAT");
model.Sunday = crontab.Contains("SUN");
return(model);
}
//No match -> assume custom mode
model.CustomCrontabString = crontab;
model.CustomMode = true;
return(model);
}
}
