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ebdb-mhe.el
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ebdb-mhe.el
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;;; ebdb-mhe.el --- EBDB interface to mh-e -*- lexical-binding: t; -*-
;; Copyright (C) 2016-2024 Free Software Foundation, Inc.
;; This program 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.
;; This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
;;; Commentary:
;; EBDB interface to mh-e. This was copied from the file bbdb-mhe.el,
;; written by Todd Kaufman with contributions from Fritz Knabe and
;; Jack Repenning.
;;; Code:
(require 'ebdb-com)
(require 'ebdb-mua)
(require 'mh-e)
(if (fboundp 'mh-version)
(require 'mh-comp)) ; For mh-e 4.x
(defgroup ebdb-mua-mhe nil
"EBDB customizations for mhe."
:group 'ebdb-mua)
(defcustom ebdb-mhe-auto-update-p ebdb-mua-reader-update-p
"Mh-e-specific value of `ebdb-mua-auto-update-p'."
:type '(choice (const :tag "do nothing" nil)
(const :tag "search for existing records" existing)
(const :tag "update existing records" update)
(const :tag "query for update or record creation" query)
(const :tag "update or create automatically" create)
(function :tag "User-defined function")))
(defcustom ebdb-mhe-window-size ebdb-default-window-size
"Size of the EBDB buffer when popping up in mh-e.
Size should be specified as a float between 0 and 1. Defaults to
the value of `ebdb-default-window-size'."
:type 'float)
;; A simplified `mail-fetch-field'. We could use instead (like rmail):
;; (mail-header (intern-soft (downcase header)) (mail-header-extract))
(defun ebdb/mh-header (header)
"Find and return the value of HEADER in the current buffer.
Returns the empty string if HEADER is not in the message."
(let ((case-fold-search t))
(if mh-show-buffer (set-buffer mh-show-buffer))
(goto-char (point-min))
;; This will be fooled if HEADER appears in the body of the message.
;; Also, it fails if HEADER appears more than once.
(cond ((not (re-search-forward header nil t)) "")
((looking-at "[\t ]*$") "")
(t (re-search-forward "[ \t]*\\([^ \t\n].*\\)$" nil t)
(let ((start (match-beginning 1)))
(while (progn (forward-line 1)
(looking-at "[ \t]")))
(backward-char 1)
(buffer-substring-no-properties start (point)))))))
(cl-defmethod ebdb-make-buffer-name (&context (major-mode mhe-mode))
"Produce a EBDB buffer name associated with mh-hmode."
(format "*%s-MHE*" ebdb-buffer-name))
(cl-defmethod ebdb-make-buffer-name (&context (major-mode mhe-summary-mode))
"Produce a EBDB buffer name associated with mh-hmode."
(format "*%s-MHE*" ebdb-buffer-name))
(cl-defmethod ebdb-make-buffer-name (&context (major-mode mhe-folder-mode))
"Produce a EBDB buffer name associated with mh-hmode."
(format "*%s-MHE*" ebdb-buffer-name))
(cl-defmethod ebdb-popup-buffer (&context (major-mode mhe-summary-mode))
(list (get-buffer-window) ebdb-mhe-window-size))
(cl-defmethod ebdb-mua-message-header ((header string)
&context (major-mode mhe-mode))
(ebdb/mh-header header))
(cl-defmethod ebdb-mua-message-header ((header string)
&context (major-mode mhe-summary-mode))
(ebdb/mh-header header))
(cl-defmethod ebdb-mua-message-header ((header string)
&context (major-mode mhe-folder-mode))
(ebdb/mh-header header))
(cl-defmethod ebdb-mua-prepare-article (&context (major-mode mhe-mode))
(mh-show))
(cl-defmethod ebdb-mua-prepare-article (&context (major-mode mhe-summary-mode))
(mh-show))
(cl-defmethod ebdb-mua-prepare-article (&context (major-mode mhe-folder-mode))
(mh-show))
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; Use EBDB for interactive spec of MH-E commands
(advice-add 'mh-send :before #'ebdb--mh-send-completion)
(defun ebdb--mh-send-completion (&rest _)
(interactive
(list (ebdb-completing-read-mails "To: ")
(ebdb-completing-read-mails "Cc: ")
(read-string "Subject: ")))
nil)
(advice-add 'mh-send-other-window :before #'ebdb--mh-send-completion)
(advice-add 'mh-forward :before #'ebdb--mh-forward-completion)
(defun ebdb--mh-forward-completion (&rest _)
(interactive
(list (ebdb-completing-read-mails "To: ")
(ebdb-completing-read-mails "Cc: ")
(if current-prefix-arg
(mh-read-seq-default "Forward" t)
(mh-get-msg-num t))))
nil)
(advice-add 'mh-redistribute :before #'ebdb--mh-redistribute-completion)
(defun ebdb--mh-redistribute-completion (&rest _)
(interactive
(list (ebdb-completing-read-mails "Redist-To: ")
(ebdb-completing-read-mails "Redist-Cc: ")
(mh-get-msg-num t)))
nil)
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;###autoload
(defun ebdb-insinuate-mh ()
"Hook EBDB into MH-E."
(unless ebdb-db-list
(ebdb-load))
(define-key mh-folder-mode-map ";" ebdb-mua-keymap)
(when ebdb-complete-mail
(define-key mh-letter-mode-map "\M-;" #'ebdb-complete-mail)
(define-key mh-letter-mode-map "\e\t" #'ebdb-complete-mail)))
;;;###autoload
(defun ebdb-mhe-auto-update ()
(ebdb-mua-auto-update ebdb-mhe-auto-update-p))
(add-hook 'mh-show-hook #'ebdb-mhe-auto-update)
(add-hook 'mh-folder-mode-hook #'ebdb-insinuate-mh)
(provide 'ebdb-mhe)
;;; ebdb-mhe.el ends here