Sieve Email Filtering: MIME Part Tests, Iteration, Extraction, Replacement, and Enclosure
RFC 5703
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RFC - Proposed Standard
(October 2009; No errata)
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Last updated |
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2015-10-14
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Replaces |
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draft-hansen-sieve-loop
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IETF
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plain text
pdf
html
bibtex
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WG state
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(None)
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Document shepherd |
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No shepherd assigned
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IESG state |
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RFC 5703 (Proposed Standard)
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Consensus Boilerplate |
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Unknown
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Telechat date |
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Responsible AD |
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Lisa Dusseault
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Send notices to |
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alexey.melnikov@isode.com
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Network Working Group T. Hansen
Request for Comments: 5703 AT&T Laboratories
Category: Standards Track C. Daboo
Apple Inc.
October 2009
Sieve Email Filtering: MIME Part Tests, Iteration, Extraction,
Replacement, and Enclosure
Abstract
This document defines extensions to the Sieve email filtering
language to permit analysis and manipulation of the MIME body parts
of an email message.
Status of This Memo
This document specifies an Internet standards track protocol for the
Internet community, and requests discussion and suggestions for
improvements. Please refer to the current edition of the "Internet
Official Protocol Standards" (STD 1) for the standardization state
and status of this protocol. Distribution of this memo is unlimited.
Copyright Notice
Copyright (c) 2009 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 BSD License.
This document may contain material from IETF Documents or IETF
Contributions published or made publicly available before November
10, 2008. The person(s) controlling the copyright in some of this
material may not have granted the IETF Trust the right to allow
modifications of such material outside the IETF Standards Process.
Without obtaining an adequate license from the person(s) controlling
the copyright in such materials, this document may not be modified
Hansen & Daboo Standards Track [Page 1]
RFC 5703 Sieve MIME Operations October 2009
outside the IETF Standards Process, and derivative works of it may
not be created outside the IETF Standards Process, except to format
it for publication as an RFC or to translate it into languages other
than English.
Table of Contents
1. Introduction ....................................................2
2. Conventions Used in This Document ...............................3
3. Sieve Loops: Actions "foreverypart" and "break" .................3
4. Changes to Sieve Tests ..........................................4
4.1. Test "header" ..............................................4
4.2. Test "address" .............................................7
4.3. Test "exists" ..............................................8
5. Action "replace" ................................................8
6. Action "enclose" ...............................................10
7. Action "extracttext" ...........................................11
8. Sieve Capability Strings .......................................11
9. Examples .......................................................12
9.1. Example 1 .................................................12
9.2. Example 2 .................................................12
9.3. Example 3 .................................................13
10. Acknowledgements ..............................................13
11. Security Considerations .......................................14
12. IANA Considerations ...........................................14
12.1. foreverypart capability ..................................15
12.2. mime capability ..........................................15
12.3. replace capability .......................................15
12.4. enclose capability .......................................16
12.5. extracttext capability ...................................16
13. References ....................................................16
13.1. Normative References .....................................16
13.2. Informative References ...................................17
1. Introduction
MIME messages ([RFC2045]) are often complex objects, consisting of
many parts and sub-parts. This Sieve ([RFC5228]) extension defines
mechanisms for performing tests on MIME body parts, looping through
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