public void RecurringComponentAttachmentTests(RecurringComponent noAttachment, RecurringComponent withAttachment)
{
var attachments = GetAttachments();
Assert.AreNotEqual(noAttachment, withAttachment);
Assert.AreNotEqual(noAttachment.GetHashCode(), withAttachment.GetHashCode());
noAttachment.Attachments.Add(new Attachment(attachments.Item2 /*copy*/));
Assert.AreEqual(noAttachment, withAttachment);
Assert.AreEqual(noAttachment.GetHashCode(), withAttachment.GetHashCode());
}
/// <summary>
/// Adds all exceptions defined in the EXDATE property of the specified Recurring Component in
/// the list of Exceptions of the Scheduler Recurrence Rule.
/// </summary>
/// <param name="schedulerRRule"><seealso cref="RecurrenceRule"/> as the Scheduler Recurrence Rule.</param>
/// <param name="recurringComponent">The <seealso cref="RecurringComponent"/> object.</param>
private static void AddRecurrenceExceptions(RecurrenceRule schedulerRRule, RecurringComponent recurringComponent)
{
if (recurringComponent.ExceptionDates != null)
{
foreach (IPeriodList exceptionDates in recurringComponent.ExceptionDates)
{
foreach (Period period in exceptionDates)
{
if (period.StartTime != null)
{
schedulerRRule.Exceptions.Add(period.StartTime.Local);
}
}
}
}
}
/// <summary>
/// Evaluates <see cref="Alarm"/>s for the given recurring component, <paramref name="rc"/>.
/// This evaluation is based on the evaluation period for the <see cref="RecurringComponent"/>.
/// </summary>
/// <param name="rc">The </param>
/// <returns></returns>
virtual public List<AlarmOccurrence> Evaluate(RecurringComponent rc)
{
Occurrences = new List<AlarmOccurrence>();
// If the trigger is relative, it can recur right along with
// the recurring items, otherwise, it happens once and
// only once (at a precise time).
if (Trigger.IsRelative)
{
foreach (Date_Time dt in rc.DateTimes)
Occurrences.Add(new AlarmOccurrence(this, dt + Trigger.Duration, rc));
}
else Occurrences.Add(new AlarmOccurrence(this, Trigger.DateTime.Copy(), rc));
// If a REPEAT and DURATION value were specified,
// then handle those repetitions here.
AddRepeatedItems();
return Occurrences;
}
/// <summary>
/// Evaluates <see cref="Alarm"/>s for the given recurring component, <paramref name="rc"/>.
/// This evaluation is based on the evaluation period for the <see cref="RecurringComponent"/>.
/// </summary>
/// <param name="rc">The </param>
/// <returns></returns>
virtual public List<AlarmOccurrence> Evaluate(RecurringComponent rc)
{
Occurrences.Clear();
// If the trigger is relative, it can recur right along with
// the recurring items, otherwise, it happens once and
// only once (at a precise time).
if (Trigger.IsRelative)
{
Duration d = null;
foreach (Period p in rc.Periods)
{
Date_Time dt = p.StartTime;
if (Trigger.Related == Trigger.TriggerRelation.END)
{
if (p.EndTime != null)
{
dt = p.EndTime;
if (d == null)
d = p.Duration;
}
// Use the "last-found" duration as a reference point
else if (d != null)
dt = p.StartTime + d;
else throw new ArgumentException("Alarm trigger is relative to the END of the occurrence; however, the occurence has no discernible end.");
}
Occurrences.Add(new AlarmOccurrence(this, dt + Trigger.Duration, rc));
}
}
else Occurrences.Add(new AlarmOccurrence(this, Trigger.DateTime.Copy(), rc));
// If a REPEAT and DURATION value were specified,
// then handle those repetitions here.
AddRepeatedItems();
return Occurrences;
}
static public Alarm Create(RecurringComponent rc)
{
Alarm alarm = (Alarm)rc.iCalendar.Create(rc, "VALARM");
return alarm;
}
public AlarmOccurrence(Alarm a, Date_Time dt, RecurringComponent rc)
{
this.Alarm = a;
this.DateTime = dt;
this.Component = rc;
}
public AlarmOccurrence(AlarmOccurrence ao)
{
this.Alarm = ao.Alarm;
this.DateTime = ao.DateTime.Copy();
this.Component = ao.Component;
}
public RecurringComponentSerializer(RecurringComponent rc) : base(rc)
{
}
/// <summary>
/// Adds all exceptions defined in the EXDATE property of the specified Recurring Component in
/// the list of Exceptions of the Scheduler Recurrence Rule.
/// </summary>
/// <param name="schedulerRRule"><seealso cref="RecurrenceRule"/> as the Scheduler Recurrence Rule.</param>
/// <param name="recurringComponent">The <seealso cref="RecurringComponent"/> object.</param>
private static void AddRecurrenceExceptions(RecurrenceRule schedulerRRule, RecurringComponent recurringComponent)
{
if (recurringComponent.ExceptionDates != null)
{
foreach (IPeriodList exceptionDates in recurringComponent.ExceptionDates)
{
foreach (Period period in exceptionDates)
{
if (period.StartTime != null)
{
schedulerRRule.Exceptions.Add(period.StartTime.Local);
}
}
}
}
}
/// <summary>
/// Creates a Recurrence Rule in RadScheduler-friendly format from the RRule of the specified Recurring component.
/// </summary>
/// <param name="startDate">The Start Date of the Recurring component.</param>
/// <param name="endDate">The End Date of the Recurring component.</param>
/// <param name="recurringComponent">The Recurring component.</param>
/// <returns>A <see cref="string"/> representation of the RRule in RadScheduler-friendly format.</returns>
private static string GetSchedulerRecurrenceRule(DateTime startDate, DateTime endDate, RecurringComponent recurringComponent)
{
string recurrenceRuleString = String.Empty;
if ((recurringComponent.RecurrenceRules != null) &&
(recurringComponent.RecurrenceRules[0] != null))
{
RecurrenceRange schedulerRange = new RecurrenceRange();
schedulerRange.Start = startDate;
schedulerRange.EventDuration = endDate - startDate;
DDay.iCal.RecurrencePattern iCalPattern = (DDay.iCal.RecurrencePattern)recurringComponent.RecurrenceRules[0];
if (iCalPattern.Count > 0)
{
schedulerRange.MaxOccurrences = iCalPattern.Count;
}
else if ((iCalPattern.Until != null))//&& (iCalPattern.IsValidDate(iCalPattern.Until))
{
schedulerRange.RecursUntil = iCalPattern.Until.ToLocalTime();
}
RecurrenceRule schedulerRRule = null;
int iCallPatternInterval = iCalPattern.Interval;
RecurrenceDay schedulerRecurrenceDay = GetSchedulerRecurrenceDay(iCalPattern.ByDay);
switch (iCalPattern.Frequency)
{
case FrequencyType.Hourly:
schedulerRRule =
new HourlyRecurrenceRule(iCallPatternInterval, schedulerRange);
break;
case FrequencyType.Daily:
if (schedulerRecurrenceDay == RecurrenceDay.None)
{
schedulerRRule =
new DailyRecurrenceRule(iCallPatternInterval, schedulerRange);
}
else
{
schedulerRRule =
new DailyRecurrenceRule(schedulerRecurrenceDay, schedulerRange);
}
break;
case FrequencyType.Weekly:
if (schedulerRecurrenceDay == RecurrenceDay.None)
{
schedulerRRule =
new WeeklyRecurrenceRule(
iCallPatternInterval,
(RecurrenceDay)startDate.DayOfWeek,
schedulerRange,
iCalPattern.FirstDayOfWeek);
}
else
{
schedulerRRule =
new WeeklyRecurrenceRule(
iCallPatternInterval,
schedulerRecurrenceDay,
schedulerRange,
iCalPattern.FirstDayOfWeek);
}
break;
case FrequencyType.Monthly:
if (iCalPattern.ByMonthDay.Count > 0)
{
schedulerRRule = new MonthlyRecurrenceRule(
iCalPattern.ByMonthDay[0],
iCallPatternInterval,
schedulerRange);
}
else if (iCalPattern.BySetPosition.Count > 0)
{
schedulerRRule = new MonthlyRecurrenceRule(
iCalPattern.BySetPosition[0],
schedulerRecurrenceDay,
iCallPatternInterval,
schedulerRange);
}
else
{
schedulerRRule = new MonthlyRecurrenceRule(
startDate.Day,
iCallPatternInterval,
schedulerRange);
}
break;
case FrequencyType.Yearly:
if (iCalPattern.ByMonth.Count > 0)
{
if (iCalPattern.ByMonthDay.Count > 0)
{
schedulerRRule = new YearlyRecurrenceRule(
(RecurrenceMonth)iCalPattern.ByMonth[0],
iCalPattern.ByMonthDay[0],
schedulerRange);
}
else if (iCalPattern.BySetPosition.Count > 0)
{
schedulerRRule = new YearlyRecurrenceRule(
iCalPattern.BySetPosition[0],
(RecurrenceMonth)iCalPattern.ByMonth[0],
schedulerRecurrenceDay,
schedulerRange);
}
else
{
schedulerRRule = new YearlyRecurrenceRule(
(RecurrenceMonth)iCalPattern.ByMonth[0],
startDate.Day,
schedulerRange);
}
}
else
{
schedulerRRule = new YearlyRecurrenceRule(
(RecurrenceMonth)startDate.Month,
startDate.Day,
schedulerRange);
}
break;
default:
break;
}
if (schedulerRRule != null)
{
AddRecurrenceExceptions(schedulerRRule, recurringComponent);
recurrenceRuleString = schedulerRRule.ToString();
}
}
return recurrenceRuleString;
}
/// <summary>
/// Function is called to create the course ics file
/// Function is called everytime the course calendar needs to be updated
/// </summary>
/// <param name="id"></param>
public void CreateCourseCalendar(int id)
{
//Get the Course
var course = (from d in db.Courses
where d.ID == id
select new
{
d.StartDate,
d.EndDate,
d.Prefix,
d.Number,
d.Semester,
d.Year,
d.CourseMeetings,
d.CourseBreaks,
d.ID
}).FirstOrDefault();
//get course events
var events = (from e in db.Events
where e.Poster.AbstractCourseID == ActiveCourseUser.AbstractCourseID &&
e.StartDate >= course.StartDate &&
e.StartDate <= course.EndDate &&
e.Approved
select new
{
e.StartDate,
e.EndDate,
e.Title,
e.Description
}).ToList();
//Create the calendar object
iCalendar courseCalendar = new iCalendar();
//initalize the Calendar object
courseCalendar.AddTimeZone(DateTimeExtensions.GetTimeZone(((Course)ActiveCourseUser.AbstractCourse).TimeZoneOffset));
courseCalendar.Method = "PUBLISH";
courseCalendar.Name = "VCALENDAR";
courseCalendar.Version = "2.0";
courseCalendar.ProductID = "-//Washington State University//PLUS.OSBLE.org//EN";
courseCalendar.Scale = "GREGORIAN";
courseCalendar.AddProperty("X-WR-CALNAME", course.Prefix + "-" + course.Number + "-" + course.Semester + "-" + course.Year);
//get course breaks
if (ActiveCourseUser.AbstractCourse is Course && ((ActiveCourseUser.AbstractCourse as Course).ShowMeetings == true))
{
foreach (CourseMeeting cm in course.CourseMeetings)
{
StringBuilder rpPattern = new StringBuilder("FREQ=WEEKLY;UNTIL=");
rpPattern.Append(new iCalDateTime(course.EndDate.UTCToCourse(ActiveCourseUser.AbstractCourseID)).ToString(@"yyyyMMdd\THHmmss\Z"));
rpPattern.Append(";WKST=SU;BYDAY=");
if (cm.Sunday)
{
rpPattern.Append("SU,");
}
if (cm.Monday)
{
rpPattern.Append("MO,");
}
if (cm.Tuesday)
{
rpPattern.Append("TU,");
}
if (cm.Wednesday)
{
rpPattern.Append("WE,");
}
if (cm.Thursday)
{
rpPattern.Append("TH,");
}
if (cm.Friday)
{
rpPattern.Append("FR,");
}
if (cm.Saturday)
{
rpPattern.Append("SA");
}
//trim trailing comma if it is there
if (rpPattern[rpPattern.Length - 1] == ',')
{
rpPattern.Remove(rpPattern.Length - 1, 1);
}
RecurringComponent recurringComponent = new RecurringComponent();
RecurrencePattern pattern = new RecurrencePattern(rpPattern.ToString());
DDay.iCal.Event evt = courseCalendar.Create <DDay.iCal.Event>();
//may cause issues
DateTime evtStart = DateTime.SpecifyKind(course.StartDate, DateTimeKind.Utc);
evtStart = evtStart.Add(cm.StartTime.TimeOfDay);
DateTime evtEnd = DateTime.SpecifyKind(course.StartDate, DateTimeKind.Utc);
evtEnd = evtEnd.Add(cm.EndTime.TimeOfDay);
//we need to test if right NOW is in DST.
//case: course starts during DST, and it's now after DST, result: after DST event is now wrong.
DateTime currentTime = new DateTime(DateTime.UtcNow.Year, DateTime.UtcNow.Month, DateTime.UtcNow.Day,
evtStart.Hour, evtStart.Minute, evtStart.Second, DateTimeKind.Utc);
bool isDaylight = TimeZoneInfo.Local.IsDaylightSavingTime(currentTime.UTCToCourse(ActiveCourseUser.AbstractCourseID));
if (isDaylight)
{
evt.Start = new iCalDateTime(evtStart.UTCToCourse(ActiveCourseUser.AbstractCourseID));
evt.End = new iCalDateTime(evtEnd.UTCToCourse(ActiveCourseUser.AbstractCourseID));
evt.LastModified = new iCalDateTime(DateTime.Now);
evt.Summary = cm.Name;
evt.Location = cm.Location;
evt.RecurrenceRules.Add(pattern);
}
else //no longer DST
{
bool matchingStartDay = false;
/*
* if there happens to be a "meeting times" in the database without a day of the week associated with
* the meeting, we need to skip the while and switch case, otherwise it's an infinite loop!
*/
bool meetingTimeWithoutDaysOfWeek = cm.Sunday || cm.Monday || cm.Tuesday || cm.Wednesday ||
cm.Thursday || cm.Friday || cm.Saturday ? false : true;
int count = 0; //infinite loop protection x2!
//WHILE matchingStartDay is false (default false) AND the meeting time has at least one day of the week
//AND if we've hit a count of 7, that means we've already checked each day of the week and will never find one!
//exit while if we fail either of these conditions!
while ((!matchingStartDay && !meetingTimeWithoutDaysOfWeek) && count < 7)
{
switch (currentTime.DayOfWeek) //find which day of the week for this meeting
{
case DayOfWeek.Monday:
if (cm.Monday)
{
matchingStartDay = true;
}
break;
case DayOfWeek.Tuesday:
if (cm.Tuesday)
{
matchingStartDay = true;
}
break;
case DayOfWeek.Wednesday:
if (cm.Wednesday)
{
matchingStartDay = true;
}
break;
case DayOfWeek.Thursday:
if (cm.Thursday)
{
matchingStartDay = true;
}
break;
case DayOfWeek.Friday:
if (cm.Friday)
{
matchingStartDay = true;
}
break;
case DayOfWeek.Saturday:
if (cm.Saturday)
{
matchingStartDay = true;
}
break;
case DayOfWeek.Sunday:
if (cm.Sunday)
{
matchingStartDay = true;
}
break;
default:
matchingStartDay = false;
break;
}
if (!matchingStartDay)
{
currentTime = new DateTime(currentTime.Year, currentTime.Month, currentTime.AddDays(1).Day,
evtStart.Hour, evtStart.Minute, evtStart.Second, DateTimeKind.Utc);
}
count++; //infinite loop protection x2! if we've reached 7 we've cycled all weekdays, so get us out of here!
}
//proceed only if there was a day of the week found for this course meeting time
if (!meetingTimeWithoutDaysOfWeek && matchingStartDay)
{
evt.Start = new iCalDateTime(currentTime.UTCToCourse(ActiveCourseUser.AbstractCourseID));
evt.End = new iCalDateTime(evtEnd.UTCToCourse(ActiveCourseUser.AbstractCourseID));
evt.LastModified = new iCalDateTime(DateTime.Now);
evt.Summary = cm.Name;
evt.Location = cm.Location;
evt.RecurrenceRules.Add(pattern);
}
}
}
//create the course breaks
foreach (CourseBreak cb in course.CourseBreaks)
{
DDay.iCal.Event evt = courseCalendar.Create <DDay.iCal.Event>();
DateTime evtStart = cb.StartDate.Date;
DateTime evtEnd = cb.EndDate.Date.AddDays(1);
evt.Summary = cb.Name;
evt.Start = new iCalDateTime(evtStart);
evt.End = new iCalDateTime(evtEnd);
evt.LastModified = new iCalDateTime(DateTime.Now);
}
}//end if
//add all the events to the calendar
foreach (var e in events)
{
DDay.iCal.Event evt = courseCalendar.Create <DDay.iCal.Event>();
evt.Start = new iCalDateTime(e.StartDate.UTCToCourse(ActiveCourseUser.AbstractCourseID));
if (e.EndDate == null)
{
evt.End = new iCalDateTime(e.StartDate.UTCToCourse(ActiveCourseUser.AbstractCourseID));
evt.End.AddMinutes(1);
}
else
{
evt.End = new iCalDateTime(((DateTime)e.EndDate).UTCToCourse(ActiveCourseUser.AbstractCourseID));
}
evt.Summary = e.Title;
if (e.Description != null)
{
evt.Description = e.Description;
}
}
// Create a serialization context and serializer factory.
// These will be used to build the serializer for our object.
ISerializationContext ctx = new SerializationContext();
ISerializerFactory factory = new DDay.iCal.Serialization.iCalendar.SerializerFactory();
// Get a serializer for our object
IStringSerializer serializer = factory.Build(courseCalendar.GetType(), ctx) as IStringSerializer;
string output = serializer.SerializeToString(courseCalendar);
var bytes = Encoding.UTF8.GetBytes(output);
SaveCourseCalendar(bytes, course.ID);
}
/// <summary>
/// Creates a Recurrence Rule in RadScheduler-friendly format from the RRule of the specified Recurring component.
/// </summary>
/// <param name="startDate">The Start Date of the Recurring component.</param>
/// <param name="endDate">The End Date of the Recurring component.</param>
/// <param name="recurringComponent">The Recurring component.</param>
/// <returns>A <see cref="string"/> representation of the RRule in RadScheduler-friendly format.</returns>
private static string GetSchedulerRecurrenceRule(DateTime startDate, DateTime endDate, RecurringComponent recurringComponent)
{
string recurrenceRuleString = String.Empty;
if ((recurringComponent.RecurrenceRules != null) &&
(recurringComponent.RecurrenceRules[0] != null))
{
RecurrenceRange schedulerRange = new RecurrenceRange();
schedulerRange.Start = startDate;
schedulerRange.EventDuration = endDate - startDate;
DDay.iCal.RecurrencePattern iCalPattern = (DDay.iCal.RecurrencePattern)recurringComponent.RecurrenceRules[0];
if (iCalPattern.Count > 0)
{
schedulerRange.MaxOccurrences = iCalPattern.Count;
}
else if ((iCalPattern.Until != null))//&& (iCalPattern.IsValidDate(iCalPattern.Until))
{
schedulerRange.RecursUntil = iCalPattern.Until.ToLocalTime();
}
RecurrenceRule schedulerRRule = null;
int iCallPatternInterval = iCalPattern.Interval;
RecurrenceDay schedulerRecurrenceDay = GetSchedulerRecurrenceDay(iCalPattern.ByDay);
switch (iCalPattern.Frequency)
{
case FrequencyType.Hourly:
schedulerRRule =
new HourlyRecurrenceRule(iCallPatternInterval, schedulerRange);
break;
case FrequencyType.Daily:
if (schedulerRecurrenceDay == RecurrenceDay.None)
{
schedulerRRule =
new DailyRecurrenceRule(iCallPatternInterval, schedulerRange);
}
else
{
schedulerRRule =
new DailyRecurrenceRule(schedulerRecurrenceDay, schedulerRange);
}
break;
case FrequencyType.Weekly:
if (schedulerRecurrenceDay == RecurrenceDay.None)
{
schedulerRRule =
new WeeklyRecurrenceRule(
iCallPatternInterval,
(RecurrenceDay)startDate.DayOfWeek,
schedulerRange,
iCalPattern.FirstDayOfWeek);
}
else
{
schedulerRRule =
new WeeklyRecurrenceRule(
iCallPatternInterval,
schedulerRecurrenceDay,
schedulerRange,
iCalPattern.FirstDayOfWeek);
}
break;
case FrequencyType.Monthly:
if (iCalPattern.ByMonthDay.Count > 0)
{
schedulerRRule = new MonthlyRecurrenceRule(
iCalPattern.ByMonthDay[0],
iCallPatternInterval,
schedulerRange);
}
else if (iCalPattern.BySetPosition.Count > 0)
{
schedulerRRule = new MonthlyRecurrenceRule(
iCalPattern.BySetPosition[0],
schedulerRecurrenceDay,
iCallPatternInterval,
schedulerRange);
}
else
{
schedulerRRule = new MonthlyRecurrenceRule(
startDate.Day,
iCallPatternInterval,
schedulerRange);
}
break;
case FrequencyType.Yearly:
if (iCalPattern.ByMonth.Count > 0)
{
if (iCalPattern.ByMonthDay.Count > 0)
{
schedulerRRule = new YearlyRecurrenceRule(
(RecurrenceMonth)iCalPattern.ByMonth[0],
iCalPattern.ByMonthDay[0],
schedulerRange);
}
else if (iCalPattern.BySetPosition.Count > 0)
{
schedulerRRule = new YearlyRecurrenceRule(
iCalPattern.BySetPosition[0],
(RecurrenceMonth)iCalPattern.ByMonth[0],
schedulerRecurrenceDay,
schedulerRange);
}
else
{
schedulerRRule = new YearlyRecurrenceRule(
(RecurrenceMonth)iCalPattern.ByMonth[0],
startDate.Day,
schedulerRange);
}
}
else
{
schedulerRRule = new YearlyRecurrenceRule(
(RecurrenceMonth)startDate.Month,
startDate.Day,
schedulerRange);
}
break;
default:
break;
}
if (schedulerRRule != null)
{
AddRecurrenceExceptions(schedulerRRule, recurringComponent);
recurrenceRuleString = schedulerRRule.ToString();
}
}
return(recurrenceRuleString);
}