xCal: The XML Format for iCalendar
RFC 6321
| Document | Type |
RFC - Proposed Standard
(August 2011; Errata)
Was draft-daboo-et-al-icalendar-in-xml (individual in app area)
|
|
|---|---|---|---|
| Authors | Mike Douglass , Cyrus Daboo , Steven Lees | ||
| Last updated | 2020-01-21 | ||
| Stream | Internet Engineering Task Force (IETF) | ||
| Formats | plain text html pdf htmlized (tools) htmlized with errata bibtex | ||
| Reviews | |||
| Stream | WG state | (None) | |
| Document shepherd | No shepherd assigned | ||
| IESG | IESG state | RFC 6321 (Proposed Standard) | |
| Action Holders |
(None)
|
||
| Consensus Boilerplate | Unknown | ||
| Telechat date | |||
| Responsible AD | Peter Saint-Andre | ||
| Send notices to | (None) | ||
Internet Engineering Task Force (IETF) C. Daboo
Request for Comments: 6321 Apple, Inc.
Category: Standards Track M. Douglass
ISSN: 2070-1721 RPI
S. Lees
Microsoft
August 2011
xCal: The XML Format for iCalendar
Abstract
This specification defines "xCal", an XML format for iCalendar data.
Status of This Memo
This is an Internet Standards Track document.
This document is a product of the Internet Engineering Task Force
(IETF). It represents the consensus of the IETF community. It has
received public review and has been approved for publication by the
Internet Engineering Steering Group (IESG). Further information on
Internet Standards is available in Section 2 of RFC 5741.
Information about the current status of this document, any errata,
and how to provide feedback on it may be obtained at
http://www.rfc-editor.org/info/rfc6321.
Copyright Notice
Copyright (c) 2011 IETF Trust and the persons identified as the
document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents
(http://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents
carefully, as they describe your rights and restrictions with respect
to this document. Code Components extracted from this document must
include Simplified BSD License text as described in Section 4.e of
the Trust Legal Provisions and are provided without warranty as
described in the Simplified BSD License.
Daboo, et al. Standards Track [Page 1]
RFC 6321 xCal August 2011
Table of Contents
1. Introduction ....................................................3
2. Conventions Used in This Document ...............................4
3. Converting from iCalendar to xCal ...............................4
3.1. Pre-Processing .............................................4
3.2. iCalendar Stream (RFC 5545, Section 3.4) ...................5
3.3. Components (RFC 5545, Section 3.6) .........................6
3.4. Properties (RFC 5545, Sections 3.7 and 3.8) ................6
3.4.1. Special Cases for Properties ........................8
3.4.1.1. Multi-Valued Properties ....................8
3.4.1.2. GEO Property ...............................9
3.4.1.3. REQUEST-STATUS Property ....................9
3.5. Parameters (RFC 5545, Section 3.2) ........................10
3.5.1. VALUE Parameter ....................................11
3.6. Values (RFC 5545, Section 3.3) ............................11
3.6.1. Binary (RFC 5545, Section 3.3.1) ...................12
3.6.2. Boolean (RFC 5545, Section 3.3.2) .................12
3.6.3. Calendar User Address (RFC 5545, Section 3.3.3) ....12
3.6.4. Date (RFC 5545, Section 3.3.4) .....................12
3.6.5. Date-Time (RFC 5545, Section 3.3.5) ................13
3.6.6. Duration (RFC 5545, Section 3.3.6) .................13
3.6.7. Float (RFC 5545, Section 3.3.7) ....................13
3.6.8. Integer (RFC 5545, Section 3.3.8) ..................14
3.6.9. Period of Time (RFC 5545, Section 3.3.9) ...........14
3.6.10. Recurrence Rule (RFC 5545, Section 3.3.10) ........14
3.6.11. Text (RFC 5545, Section 3.3.11) ...................15
3.6.12. Time (RFC 5545, Section 3.3.12) ...................15
3.6.13. URI (RFC 5545, Section 3.3.13) ....................15
3.6.14. UTC Offset (RFC 5545, Section 3.3.14) .............16
3.7. Extensions ................................................16
4. Converting from xCal into iCalendar ............................16
4.1. Converting XML Extensions into iCalendar ..................16
4.2. The XML Property for iCalendar ............................17
5. Handling Unrecognized Properties or Parameters .................18
6. Security Considerations ........................................19
7. IANA Considerations ............................................20
7.1. Namespace Registration ....................................20
7.2. Media Type ................................................20
7.3. iCalendar Property Registrations ..........................21
8. Acknowledgments ................................................22
9. References .....................................................22
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