mirror of
https://git.notmuchmail.org/git/notmuch
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66c935cff3
Previously this code was duplicated between show and reply. This factors out synchronously invoking notmuch and parsing the output as JSON.
77 lines
2.7 KiB
EmacsLisp
77 lines
2.7 KiB
EmacsLisp
;; notmuch-query.el --- provide an emacs api to query notmuch
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;;
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;; Copyright © David Bremner
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;;
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;; This file is part of Notmuch.
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;;
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;; Notmuch is free software: you can redistribute it and/or modify it
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;; under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;;
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;; Notmuch is distributed in the hope that it will be useful, but
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;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;; General Public License for more details.
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;;
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;; You should have received a copy of the GNU General Public License
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;; along with Notmuch. If not, see <http://www.gnu.org/licenses/>.
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;;
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;; Authors: David Bremner <david@tethera.net>
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(require 'notmuch-lib)
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(require 'json)
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(defun notmuch-query-get-threads (search-terms)
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"Return a list of threads of messages matching SEARCH-TERMS.
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A thread is a forest or list of trees. A tree is a two element
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list where the first element is a message, and the second element
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is a possibly empty forest of replies.
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"
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(let ((args '("show" "--format=json")))
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(if notmuch-show-process-crypto
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(setq args (append args '("--decrypt"))))
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(setq args (append args search-terms))
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(apply #'notmuch-call-notmuch-json args)))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Mapping functions across collections of messages.
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(defun notmuch-query-map-aux (mapper function seq)
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"private function to do the actual mapping and flattening"
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(apply 'append
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(mapcar
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(lambda (tree)
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(funcall mapper function tree))
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seq)))
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(defun notmuch-query-map-threads (fn threads)
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"apply FN to every thread in THREADS. Flatten results to a list.
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See the function notmuch-query-get-threads for more information."
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(notmuch-query-map-aux 'notmuch-query-map-forest fn threads))
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(defun notmuch-query-map-forest (fn forest)
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"apply function to every message in a forest. Flatten results to a list.
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See the function notmuch-query-get-threads for more information.
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"
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(notmuch-query-map-aux 'notmuch-query-map-tree fn forest))
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(defun notmuch-query-map-tree (fn tree)
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"Apply function FN to every message in TREE. Flatten results to a list
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See the function notmuch-query-get-threads for more information."
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(cons (funcall fn (car tree)) (notmuch-query-map-forest fn (cadr tree))))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; Predefined queries
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(defun notmuch-query-get-message-ids (&rest search-terms)
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"Return a list of message-ids of messages that match SEARCH-TERMS"
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(notmuch-query-map-threads
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(lambda (msg) (plist-get msg :id))
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(notmuch-query-get-threads search-terms)))
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(provide 'notmuch-query)
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