private static bool IsPassedTime(WhenCrawling when, DateTime old, bool isBoot)
{
DateTime next = new DateTime(old.Ticks);
next = next.AddHours(when.Hour < 0 ? 0 : when.Hour);
next = next.AddMinutes(when.Min < 0 ? 0 : when.Min);
next = next.AddSeconds(when.Sec < 0 ? 0 : when.Sec);
DateTime specificNext = new DateTime(
old.Year,
old.Month,
old.Day,
when.Hour < 0 ? 0 : when.Hour,
when.Min < 0 ? 0 : when.Min,
when.Sec < 0 ? 0 : when.Sec);
if (isBoot)
{
switch (when.When)
{
case Enums.TimeSpanType.BOOT_PROGRAM:
return(true);
case Enums.TimeSpanType.SPECIFIC_TIME_FORCE:
specificNext = specificNext.AddDays((((int)when.Week - (int)old.DayOfWeek) % 7 + 7) % 7);
if (specificNext < old)
{
return(true);
}
else if (next.Day == DateTime.Now.Day && specificNext < DateTime.Now)
{
return(true);
}
break;
}
}
else
{
switch (when.When)
{
case Enums.TimeSpanType.PER_FEW_MINUTES:
return((when.Week == Enums.Week.NONE || (int)when.Week == (int)DateTime.Now.DayOfWeek) &&
DateTime.Now >= next);
case Enums.TimeSpanType.SPECIFIC_TIME:
case Enums.TimeSpanType.SPECIFIC_TIME_FORCE:
return((when.Week == Enums.Week.NONE || (int)when.Week == (int)DateTime.Now.DayOfWeek) &&
(when.Hour < 0 || next.Hour == DateTime.Now.Hour) &&
(when.Min < 0 || next.Minute == DateTime.Now.Minute) &&
(when.Sec < 0 || next.Second == DateTime.Now.Second));
}
}
return(false);
}
public static void StartCrawlings(WhenCrawling when, Crawling crawling, List <string> indexs, bool isBoot)
{
if (crawling.UrlOptionLIst.Count == 0)
{
crawling.UrlOptionLIst.Add(new UrlOption());
}
try
{
foreach (UrlOption urlOption in crawling.UrlOptionLIst)
{
if (IsPassedTime(when, urlOption.LastCrawling, isBoot))
{
bool success = StasrtCrawling(urlOption.Option, crawling, indexs);
if (success)
{
urlOption.LastCrawling = DateTime.Now;
FileHelper.SaveFile(crawling);
}
}
}
}
catch { }
}