163 lines
5.3 KiB
C#
163 lines
5.3 KiB
C#
// (c) Copyright Ascensio System SIA 2010-2022
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//
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// This program is a free software product.
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// You can redistribute it and/or modify it under the terms
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// of the GNU Affero General Public License (AGPL) version 3 as published by the Free Software
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// Foundation. In accordance with Section 7(a) of the GNU AGPL its Section 15 shall be amended
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// to the effect that Ascensio System SIA expressly excludes the warranty of non-infringement of
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// any third-party rights.
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//
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// This program is distributed WITHOUT ANY WARRANTY, without even the implied warranty
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// of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. For details, see
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// the GNU AGPL at: http://www.gnu.org/licenses/agpl-3.0.html
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//
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// You can contact Ascensio System SIA at Lubanas st. 125a-25, Riga, Latvia, EU, LV-1021.
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//
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// The interactive user interfaces in modified source and object code versions of the Program must
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// display Appropriate Legal Notices, as required under Section 5 of the GNU AGPL version 3.
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//
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// Pursuant to Section 7(b) of the License you must retain the original Product logo when
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// distributing the program. Pursuant to Section 7(e) we decline to grant you any rights under
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// trademark law for use of our trademarks.
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//
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// All the Product's GUI elements, including illustrations and icon sets, as well as technical writing
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// content are licensed under the terms of the Creative Commons Attribution-ShareAlike 4.0
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// International. See the License terms at http://creativecommons.org/licenses/by-sa/4.0/legalcode
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namespace ASC.Web.Core.Calendars;
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public abstract class BaseEvent : IEvent, ICloneable
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{
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public virtual TimeZoneInfo TimeZone { get; set; }
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protected BaseEvent()
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{
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this.Context = new EventContext();
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this.AlertType = EventAlertType.Never;
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this.SharingOptions = new SharingOptions();
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this.RecurrenceRule = new RecurrenceRule();
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}
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#region IEvent Members
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public SharingOptions SharingOptions { get; set; }
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public virtual EventAlertType AlertType { get; set; }
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public virtual bool AllDayLong { get; set; }
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public virtual string CalendarId { get; set; }
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public virtual string Description { get; set; }
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public virtual string Id { get; set; }
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public virtual string Uid { get; set; }
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public virtual string Name { get; set; }
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public virtual Guid OwnerId { get; set; }
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public virtual DateTime UtcEndDate { get; set; }
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public virtual DateTime UtcStartDate { get; set; }
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public virtual DateTime UtcUpdateDate { get; set; }
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public virtual EventContext Context { get; set; }
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public virtual RecurrenceRule RecurrenceRule { get; set; }
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public virtual EventStatus Status { get; set; }
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#endregion
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#region ICloneable Members
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public object Clone()
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{
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var e = (BaseEvent)this.MemberwiseClone();
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e.Context = (EventContext)this.Context.Clone();
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e.RecurrenceRule = (RecurrenceRule)this.RecurrenceRule.Clone();
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e.SharingOptions = (SharingOptions)this.SharingOptions.Clone();
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return e;
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}
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#endregion
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#region IiCalFormatView Members
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public virtual string ToiCalFormat()
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{
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var sb = new StringBuilder();
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sb.AppendLine("BEGIN:VEVENT");
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var id = string.IsNullOrEmpty(Uid) ? Id : Uid;
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sb.AppendLine($"UID:{id}");
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sb.AppendLine($"SUMMARY:{Name}");
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if (!string.IsNullOrEmpty(this.Description))
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{
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sb.AppendLine($"DESCRIPTION:{Description.Replace("\n", "\\n")}");
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}
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if (this.AllDayLong)
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{
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DateTime startDate = this.UtcStartDate, endDate = this.UtcEndDate;
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if (this.TimeZone != null)
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{
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if (this.UtcStartDate != DateTime.MinValue && startDate.Kind == DateTimeKind.Utc)
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{
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startDate = startDate.Add(TimeZone.GetOffset());
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}
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if (this.UtcEndDate != DateTime.MinValue && endDate.Kind == DateTimeKind.Utc)
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{
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endDate = endDate.Add(TimeZone.GetOffset());
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}
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}
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if (this.UtcStartDate != DateTime.MinValue)
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{
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var start = startDate.ToString("yyyyMMdd");
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sb.AppendLine($"DTSTART;VALUE=DATE:{start}");
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}
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if (this.UtcEndDate != DateTime.MinValue)
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{
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var end = endDate.AddDays(1).ToString("yyyyMMdd");
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sb.AppendLine($"DTEND;VALUE=DATE:{end}");
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}
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}
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else
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{
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if (this.UtcStartDate != DateTime.MinValue)
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{
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var utcStart = UtcStartDate.ToString("yyyyMMdd'T'HHmmss'Z'");
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sb.AppendLine($"DTSTART:{utcStart}");
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}
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if (this.UtcEndDate != DateTime.MinValue)
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{
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var utcEnd = UtcEndDate.ToString("yyyyMMdd'T'HHmmss'Z'");
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sb.AppendLine($"DTEND:{utcEnd}");
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}
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}
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if (this.RecurrenceRule != null)
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{
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sb.AppendLine(this.RecurrenceRule.ToiCalFormat());
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}
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sb.Append("END:VEVENT");
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return sb.ToString();
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}
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#endregion
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}
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