/usr/share/emacs/site-lisp/notmuch/notmuch-address.el is in notmuch-emacs 0.17-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 | ;; notmuch-address.el --- address completion with notmuch
;;
;; Copyright © David Edmondson
;;
;; This file is part of Notmuch.
;;
;; Notmuch is free software: you can redistribute it and/or modify it
;; under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;;
;; Notmuch is distributed in the hope that it will be useful, but
;; WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;; General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with Notmuch. If not, see <http://www.gnu.org/licenses/>.
;;
;; Authors: David Edmondson <dme@dme.org>
(require 'message)
;;
(defcustom notmuch-address-command "notmuch-addresses"
"The command which generates possible addresses. It must take a
single argument and output a list of possible matches, one per
line."
:type 'string
:group 'notmuch-send
:group 'notmuch-external)
(defcustom notmuch-address-selection-function 'notmuch-address-selection-function
"The function to select address from given list. The function is
called with PROMPT, COLLECTION, and INITIAL-INPUT as arguments
(subset of what `completing-read' can be called with).
While executed the value of `completion-ignore-case' is t.
See documentation of function `notmuch-address-selection-function'
to know how address selection is made by default."
:type 'function
:group 'notmuch-send
:group 'notmuch-external)
(defun notmuch-address-selection-function (prompt collection initial-input)
"Call (`completing-read'
PROMPT COLLECTION nil nil INITIAL-INPUT 'notmuch-address-history)"
(completing-read
prompt collection nil nil initial-input 'notmuch-address-history))
(defvar notmuch-address-message-alist-member
'("^\\(Resent-\\)?\\(To\\|B?Cc\\|Reply-To\\|From\\|Mail-Followup-To\\|Mail-Copies-To\\):"
. notmuch-address-expand-name))
(defvar notmuch-address-history nil)
(defun notmuch-address-message-insinuate ()
(unless (memq notmuch-address-message-alist-member message-completion-alist)
(setq message-completion-alist
(push notmuch-address-message-alist-member message-completion-alist))))
(defun notmuch-address-options (original)
(process-lines notmuch-address-command original))
(defun notmuch-address-expand-name ()
(let* ((end (point))
(beg (save-excursion
(re-search-backward "\\(\\`\\|[\n:,]\\)[ \t]*")
(goto-char (match-end 0))
(point)))
(orig (buffer-substring-no-properties beg end))
(completion-ignore-case t)
(options (notmuch-address-options orig))
(num-options (length options))
(chosen (cond
((eq num-options 0)
nil)
((eq num-options 1)
(car options))
(t
(funcall notmuch-address-selection-function
(format "Address (%s matches): " num-options)
(cdr options) (car options))))))
(if chosen
(progn
(push chosen notmuch-address-history)
(delete-region beg end)
(insert chosen))
(message "No matches.")
(ding))))
;; Copied from `w3m-which-command'.
(defun notmuch-address-locate-command (command)
"Return non-nil if `command' is an executable either on
`exec-path' or an absolute pathname."
(when (stringp command)
(if (and (file-name-absolute-p command)
(file-executable-p command))
command
(setq command (file-name-nondirectory command))
(catch 'found-command
(let (bin)
(dolist (dir exec-path)
(setq bin (expand-file-name command dir))
(when (or (and (file-executable-p bin)
(not (file-directory-p bin)))
(and (file-executable-p (setq bin (concat bin ".exe")))
(not (file-directory-p bin))))
(throw 'found-command bin))))))))
;; If we can find the program specified by `notmuch-address-command',
;; insinuate ourselves into `message-mode'.
(when (notmuch-address-locate-command notmuch-address-command)
(notmuch-address-message-insinuate))
;;
(provide 'notmuch-address)
|