All,

I'm in the process of rewriting the Sieve parser and adding new extensions for what will become part of Cyrus v3.1. We currently support deprecated and non-standardized extensions "imapflags" (standardized as "imap4flags) and "notify" (standardized as "enotify"). I'd like to rip out the parser and bytecode generator for these extensions, and leave just the bytecode executing code for the deprecated actions "mark", "unmark", and "denotify".

Any existing scripts using these actions (or the older "notify" syntax) would continue to run. New/updated scripts would have to switch to using the updated "notify" syntax and replace "mark" and "unmark" with "setflag"/"addflag" and "removeflag". Does anyone have an issue with these changes?

Does anyone have any requests for standard extensions that we don't currently support? Note that "variables", "mailbox" and "*metadata" will be in Cyrus 3.0 and "ereject", "editheader", and "extlists" are already in what will be the 3.1 branch.

Extensions that I'm looking at implementing (pretty much because they are low-hanging fruit) are "duplicate", "environment", and "ihave". I may also look at "replace" and "extracttext" which would be useful if we add handling of calendar events to Sieve.

--

Kenneth Murchison
Principal Systems Software Engineer
Carnegie Mellon University

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