public static HashSet <Occurrence> GetOccurrences(IRecurrable recurrable, IDateTime periodStart, IDateTime periodEnd, bool includeReferenceDateInResults)
{
var evaluator = recurrable.GetService(typeof(IEvaluator)) as IEvaluator;
if (evaluator == null || recurrable.Start == null)
{
return(new HashSet <Occurrence>());
}
// Ensure the start time is associated with the object being queried
var start = recurrable.Start;
start.AssociatedObject = recurrable as ICalendarObject;
// Change the time zone of periodStart/periodEnd as needed
// so they can be used during the evaluation process.
periodStart.TzId = start.TzId;
periodEnd.TzId = start.TzId;
var periods = evaluator.Evaluate(start, DateUtil.GetSimpleDateTimeData(periodStart), DateUtil.GetSimpleDateTimeData(periodEnd),
includeReferenceDateInResults);
var otherOccurrences = from p in periods
let endTime = p.EndTime ?? p.StartTime
where endTime.GreaterThan(periodStart) && p.StartTime.LessThanOrEqual(periodEnd)
select new Occurrence(recurrable, p);
var occurrences = new HashSet <Occurrence>(otherOccurrences);
return(occurrences);
}
static public IList <Occurrence> GetOccurrences(IRecurrable recurrable, IDateTime periodStart, IDateTime periodEnd, bool includeReferenceDateInResults)
{
List <Occurrence> occurrences = new List <Occurrence>();
IEvaluator evaluator = recurrable.GetService(typeof(IEvaluator)) as IEvaluator;
if (evaluator != null)
{
// Change the time zone of periodStart/periodEnd as needed
// so they can be used during the evaluation process.
periodStart = DateUtil.MatchTimeZone(recurrable.Start, periodStart);
periodEnd = DateUtil.MatchTimeZone(recurrable.Start, periodEnd);
IList <IPeriod> periods = evaluator.Evaluate(
recurrable.Start,
DateUtil.GetSimpleDateTimeData(periodStart),
DateUtil.GetSimpleDateTimeData(periodEnd),
includeReferenceDateInResults);
foreach (IPeriod p in periods)
{
// Filter the resulting periods to only contain those between
// startTime and endTime.
if (p.StartTime.GreaterThanOrEqual(periodStart) &&
p.StartTime.LessThanOrEqual(periodEnd))
{
occurrences.Add(new Occurrence(recurrable, p));
}
}
occurrences.Sort();
}
return(occurrences);
}
/// <summary>
/// Gets the occurrences.
/// </summary>
/// <param name="recurrable">The recurrable.</param>
/// <param name="periodStart">The period start.</param>
/// <param name="periodEnd">The period end.</param>
/// <param name="includeReferenceDateInResults">
/// if set to <c>true</c> [include reference date in results].
/// </param>
/// <returns></returns>
public static IList <Occurrence> GetOccurrences(IRecurrable recurrable, IDateTime periodStart, IDateTime periodEnd, bool includeReferenceDateInResults)
{
var occurrences = new List <Occurrence>( );
var evaluator = recurrable.GetService(typeof(IEvaluator)) as IEvaluator;
if (evaluator != null)
{
// Ensure the start time is associated with the object being queried
var start = recurrable.Start.Copy <IDateTime>( );
start.AssociatedObject = recurrable as ICalendarObject;
// Change the time zone of periodStart/periodEnd as needed
// so they can be used during the evaluation process.
periodStart = DateUtil.MatchTimeZone(start, periodStart);
periodEnd = DateUtil.MatchTimeZone(start, periodEnd);
ISet <IPeriod> periods = evaluator.Evaluate(
start,
DateUtil.GetSimpleDateTimeData(periodStart),
DateUtil.GetSimpleDateTimeData(periodEnd),
includeReferenceDateInResults);
// Filter the resulting periods to only contain those
// that occur sometime between startTime and endTime.
// NOTE: fixes bug #3007244 - GetOccurences not returning long spanning all-day events
occurrences.AddRange(from p in periods
let endTime = p.EndTime ?? p.StartTime
where endTime.GreaterThan(periodStart) && p.StartTime.LessThanOrEqual(periodEnd)
select new Occurrence(recurrable, p));
occurrences.Sort( );
}
return(occurrences);
}
static public IList<Occurrence> GetOccurrences(IRecurrable recurrable, IDateTime periodStart, IDateTime periodEnd, bool includeReferenceDateInResults)
{
List<Occurrence> occurrences = new List<Occurrence>();
IEvaluator evaluator = recurrable.GetService(typeof(IEvaluator)) as IEvaluator;
if (evaluator != null)
{
// Change the time zone of periodStart/periodEnd as needed
// so they can be used during the evaluation process.
periodStart = DateUtil.MatchTimeZone(recurrable.Start, periodStart);
periodEnd = DateUtil.MatchTimeZone(recurrable.Start, periodEnd);
IList<IPeriod> periods = evaluator.Evaluate(
recurrable.Start,
DateUtil.GetSimpleDateTimeData(periodStart),
DateUtil.GetSimpleDateTimeData(periodEnd),
includeReferenceDateInResults);
foreach (IPeriod p in periods)
{
// Filter the resulting periods to only contain those
// that occur sometime between startTime and endTime.
// NOTE: fixes bug #3007244 - GetOccurences not returning long spanning all-day events
IDateTime endTime = p.EndTime ?? p.StartTime;
if (endTime.GreaterThan(periodStart) && p.StartTime.LessThanOrEqual(periodEnd))
occurrences.Add(new Occurrence(recurrable, p));
}
occurrences.Sort();
}
return occurrences;
}
/// <summary>
/// Initializes a new instance of the <see cref="RecurringEvaluator" /> class.
/// </summary>
/// <param name="obj">The obj.</param>
public RecurringEvaluator(IRecurrable obj)
{
Recurrable = obj;
// We're not sure if the object is a calendar object
// or a calendar data type, so we need to assign
// the associated object manually
var calendarObject = obj as ICalendarObject;
if (calendarObject != null)
{
// ReSharper disable DoNotCallOverridableMethodsInConstructor
AssociatedObject = calendarObject;
// ReSharper restore DoNotCallOverridableMethodsInConstructor
}
// ReSharper disable SuspiciousTypeConversion.Global
var calendarDataType = obj as ICalendarDataType;
// ReSharper restore SuspiciousTypeConversion.Global
if (calendarDataType != null)
{
ICalendarDataType dt = calendarDataType;
// ReSharper disable DoNotCallOverridableMethodsInConstructor
AssociatedObject = dt.AssociatedObject;
// ReSharper restore DoNotCallOverridableMethodsInConstructor
}
}
static public IList<Occurrence> GetOccurrences(IRecurrable recurrable, IDateTime dt, bool includeReferenceDateInResults)
{
return GetOccurrences(
recurrable,
new iCalDateTime(dt.Local.Date),
new iCalDateTime(dt.Local.Date.AddDays(1).AddSeconds(-1)),
includeReferenceDateInResults);
}
static public IList <Occurrence> GetOccurrences(IRecurrable recurrable, IDateTime dt, bool includeReferenceDateInResults)
{
return(GetOccurrences(
recurrable,
new iCalDateTime(dt.Local.Date),
new iCalDateTime(dt.Local.Date.AddDays(1).AddSeconds(-1)),
includeReferenceDateInResults));
}
static public void ClearEvaluation(IRecurrable recurrable)
{
IEvaluator evaluator = recurrable.GetService(typeof(IEvaluator)) as IEvaluator;
if (evaluator != null)
{
evaluator.Clear();
}
}
public RecurringEvaluator(IRecurrable obj)
{
Recurrable = obj;
// We're not sure if the object is a calendar object
// or a calendar data type, so we need to assign
// the associated object manually
if (obj is ICalendarObject)
AssociatedObject = (ICalendarObject)obj;
if (obj is ICalendarDataType)
{
ICalendarDataType dt = (ICalendarDataType)obj;
AssociatedObject = dt.AssociatedObject;
}
}
public RecurringEvaluator(IRecurrable obj)
{
Recurrable = obj;
// We're not sure if the object is a calendar object
// or a calendar data type, so we need to assign
// the associated object manually
if (obj is ICalendarObject)
{
AssociatedObject = (ICalendarObject)obj;
}
if (obj is ICalendarDataType)
{
var dt = (ICalendarDataType)obj;
AssociatedObject = dt.AssociatedObject;
}
}
public static void ClearEvaluation(IRecurrable recurrable)
{
var evaluator = recurrable.GetService(typeof(IEvaluator)) as IEvaluator;
evaluator?.Clear();
}
public Occurrence(IRecurrable recurrable, Period period)
{
Source = recurrable;
Period = period;
}
public Occurrence(Occurrence ao)
{
Period = ao.Period;
Source = ao.Source;
}
public TimeZoneInfoEvaluator(IRecurrable tzi) : base(tzi)
{
}
public Occurrence(IRecurrable recurrable, IPeriod period)
{
m_Source = recurrable;
m_Period = period;
}
public Occurrence(Occurrence ao)
{
m_Period = ao.Period;
m_Source = ao.Source;
}
public static HashSet <Occurrence> GetOccurrences(IRecurrable recurrable, IDateTime dt, bool includeReferenceDateInResults) => GetOccurrences(recurrable,
new CalDateTime(dt.AsSystemLocal.Date), new CalDateTime(dt.AsSystemLocal.Date.AddDays(1).AddSeconds(-1)), includeReferenceDateInResults);
/// <summary>
/// Initializes a new instance of the <see cref="Occurrence" /> structure.
/// </summary>
/// <param name="recurrable">The recurrable.</param>
/// <param name="period">The period.</param>
public Occurrence(IRecurrable recurrable, IPeriod period)
{
_source = recurrable;
_period = period;
}
private static DayOfWeek DayOfWeekFromEvent(IRecurrable ev)
{
var rule = ev.RecurrenceRules.SingleOrDefault(r => r.Frequency == FrequencyType.Weekly);
return(rule?.ByDay[0].DayOfWeek ?? ev.Start.DayOfWeek);
}
static public void ClearEvaluation(IRecurrable recurrable)
{
IEvaluator evaluator = recurrable.GetService(typeof(IEvaluator)) as IEvaluator;
if (evaluator != null)
evaluator.Clear();
}
/// <summary>
/// Initializes a new instance of the <see cref="Occurrence" /> structure.
/// </summary>
/// <param name="ao">The occurrence.</param>
public Occurrence(Occurrence ao)
{
_period = ao.Period;
_source = ao.Source;
}
