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;;; init-mu4e.el --- Configuration for mu4e
;; Copyright (C) 2016 Miquel Sabaté Solà <mikisabate@gmail.com>
;;
;; 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.
;;; Commentary:
;;
;; Configuration for mu4e. This configuration makes quite some assumptions.
;; Read the `emacs/README.md` file as provided in my `dotfiles` project to
;; get more details.
;;; Code:
; I'm using an RPM that I've built on OBS which installs mu4e globally. See:
; https://build.opensuse.org/package/show/home:mssola/mu
(add-to-list 'load-path "/usr/share/emacs/site-lisp/mu4e")
(require 'mu4e)
(when (featurep 'mu4e)
;; Diferent SMTP options that will be used for each context.
(setq message-send-mail-function 'smtpmail-send-it
mu4e-maildir (expand-file-name "~/.mail")
starttls-use-gnutls t)
(defun mssola-smtp (server port)
"Set SMTP variables depending on the given SERVER and PORT."
(require 'smtpmail)
(setq smtpmail-starttls-credentials
'((server port nil nil))
smtpmail-auth-credentials
(expand-file-name "~/.authinfo.gpg")
smtpmail-default-smtp-server server
smtpmail-smtp-server server
smtpmail-smtp-service port))
;; Define the different accounts that I'm using. This is only available since
;; mu 0.9.16.
; https://www.reddit.com/r/emacs/comments/47t9ec/share_your_mu4econtext_configs/d0fsih6
(defun mu4e-message-maildir-matches (msg rx)
(when rx
(if (listp rx)
;; if rx is a list, try each one for a match
(or (mu4e-message-maildir-matches msg (car rx))
(mu4e-message-maildir-matches msg (cdr rx)))
;; not a list, check rx
(string-match rx (mu4e-message-field msg :maildir)))))
(defun suse-refile-folder (key)
"Returns the refile folder for the given SUSE account in the KEY arg"
(concat "/" key "/Archives/"
(format-time-string "%Y" (current-time))))
(setq mu4e-contexts
`(
;; GMail
,(make-mu4e-context
:name "gmail"
:enter-func (lambda ()
(mu4e-message "Switching to gmail.com")
(mssola-smtp "smtp.gmail.com" 587))
:match-func (lambda (msg)
(when msg
(mu4e-message-maildir-matches msg "^/gmail")))
:vars '(
(user-mail-address . "mikisabate@gmail.com")
(mu4e-reply-to-address . "mikisabate@gmail.com")
(mu4e-drafts-folder . "/gmail/Drafts")
(mu4e-sent-folder . "/gmail/Sent")
(mu4e-refile-folder . "/gmail/All")
(mu4e-trash-folder . "/gmail/Trash")))
;; suse.com
,(make-mu4e-context
:name "comsuse"
:enter-func (lambda ()
(mu4e-message "Switching to suse.com")
(mssola-smtp "smtp.novell.com" 25))
:match-func (lambda (msg)
(when msg
(mu4e-message-maildir-matches msg "^/susecom")))
:vars `(
(user-mail-address . "msabate@suse.com")
(mu4e-reply-to-address . "msabate@suse.com")
(mu4e-drafts-folder . "/susecom/Drafts")
(mu4e-sent-folder . "/susecom/Sent")
(mu4e-refile-folder . ,(suse-refile-folder "susecom"))
(mu4e-trash-folder . "/susecom/Trash")))
;; suse.de
,(make-mu4e-context
:name "desuse"
:enter-func (lambda ()
(mu4e-message "Switching to suse.de")
(mssola-smtp "imap.suse.de" 587))
:match-func (lambda (msg)
(when msg
(mu4e-message-maildir-matches msg "^/susede")))
:vars `(
(user-mail-address . "msabate@suse.de")
(mu4e-reply-to-address . "msabate@suse.de")
(mu4e-drafts-folder . "/susede/Drafts")
(mu4e-sent-folder . "/susede/Sent")
(mu4e-refile-folder . ,(suse-refile-folder "susede"))
(mu4e-trash-folder . "/susede/Trash")))))
; If mu4e cannot figure things out, ask me.
(setq mu4e-context-policy 'ask)
(setq mu4e-compose-context-policy 'ask)
; Fill the `mu4e-user-mail-address-list' variable with the contexts.
(setq mu4e-user-mail-address-list
(delq nil
(mapcar (lambda (context)
(when (mu4e-context-vars context)
(cdr (assq 'user-mail-address
(mu4e-context-vars context)))))
mu4e-contexts)))
; Setting my bookmarks
(setq mu4e-bookmarks
'(("maildir:/gmail/inbox OR maildir:/susecom/inbox OR maildir:/susede/inbox" "Inbox Folders" ?n)
("flag:unread AND NOT flag:trashed" "Unread messages" ?u)
("date:today..now" "Today's messages" ?t)))
; Signature. This signature looks alright regardless of whether the client
; supports format=flowed or not.
(setq mu4e-compose-signature
(concat
"Miquel Sabaté Solà,\n"
"PGP: 4096R / 1BA5 3C7A C93D CA2A CFDF DA97 96BE 8C6F D89D 6565\n"))
; Sign outgoing emails
(add-hook 'message-send-hook 'mml-secure-message-sign-pgpmime)
;; To avoid UID clashes. See:
;; http://pragmaticemacs.com/emacs/fixing-duplicate-uid-errors-when-using-mbsync-and-mu4e/
(setq mu4e-change-filenames-when-moving t)
; Miscellaneous settings.
(setq mu4e-html2text-command "w3m -T text/html"
mu4e-attachment-dir "~/Downloads"
mu4e-headers-date-format "%Y-%m-%d %H:%M"
message-citation-line-format "%N @ %Y-%m-%d %H:%M %Z:\n"
message-citation-line-function 'message-insert-formatted-citation-line
message-kill-buffer-on-exit t
mu4e-get-mail-command "mbsync -aqV"
mu4e-update-interval 600
mu4e-compose-dont-reply-to-self t
mu4e-headers-skip-duplicates t
mu4e-headers-include-related t
mu4e-headers-auto-update t)
;; The headers to show in the headers list a pair of a field and its width,
;; with `nil' meaning 'unlimited' (better only use that for the last field.
;; These are the defaults:
(setq mu4e-headers-fields
'( (:date . 18)
(:mailing-list . 15)
(:from-or-to . 20)
(:subject . nil)))
; Show images
(setq mu4e-view-show-images t
mu4e-view-image-max-width 800)
; Use imagemagick, if available
(when (fboundp 'imagemagick-register-types)
(imagemagick-register-types))
; Webkit support for viewing HTML emails. See the following discussion:
; https://groups.google.com/forum/#!topic/mu-discuss/JqHEGycEyKI
(defun my-mu4e-action-view-with-xwidget (msg)
"View the body of the message inside xwidget-webkit."
(unless (fboundp 'xwidget-webkit-browse-url)
(mu4e-error "No xwidget support available"))
(let* ((html (mu4e-message-field msg :body-html))
(txt (mu4e-message-field msg :body-txt))
(tmpfile (format "%s%x.html" temporary-file-directory (random t))))
(unless (or html txt)
(mu4e-error "No body part for this message"))
(with-temp-buffer
;; simplistic -- but note that it's only an example...
(insert (or html (concat "<pre>" txt "</pre>")))
(write-file tmpfile)
(xwidget-webkit-browse-url (concat "file://" tmpfile) t))))
(add-to-list 'mu4e-view-actions
'("xViewXWidget" . my-mu4e-action-view-with-xwidget) t)
;; Addings hooks for composing and viewing messages.
(defun mssola-compose-mode ()
"My settings for message composition."
; If we are composing an email from scratch, it's more convenient to be in
; insert mode. Otherwise start with normal mode.
(with-eval-after-load 'evil
(if mu4e-compose-parent-message
(evil-set-initial-state 'mu4e-compose-mode 'normal)
(evil-set-initial-state 'mu4e-compose-mode 'insert)))
; I want to write my messages inside of 80 characters, but receivers will
; get a format=flow'ed version of it.
(set-fill-column 80)
(use-hard-newlines t 'guess)
; Spellz
(flyspell-mode))
(add-hook 'mu4e-compose-mode-hook 'mssola-compose-mode)
; I want to read messages in the format that the sender used.
(add-hook 'mu4e-view-mode-hook (lambda () (visual-line-mode 1)))
;; Helper packages.
; Desktop notifications
(use-package mu4e-alert
:ensure t
:config
; Notify me for unread emails from my inbox.
(mu4e-alert-set-default-style 'libnotify)
(add-hook 'after-init-hook #'mu4e-alert-enable-notifications)
(add-hook 'after-init-hook #'mu4e-alert-enable-mode-line-display)
(setq mu4e-alert-interesting-mail-query
(concat
"(maildir:/gmail/inbox OR maildir:/susecom/inbox OR maildir:/susede/inbox) "
"AND flag:unread AND NOT flag:trashed"))
(setq mu4e-alert-email-notification-types '(count)))
; Evil mode in mu4e
(with-eval-after-load 'evil
(use-package evil-mu4e
:ensure t
:config
; Idea taken from evil-mu4e.el
(defvar mssola-evil-mu4e-mode-map-bindings
`((,evil-mu4e-state mu4e-headers-mode-map "\C-u" evil-scroll-up)
(,evil-mu4e-state mu4e-main-mode-map "\C-u" evil-scroll-up)
(,evil-mu4e-state mu4e-view-mode-map "h" evil-backward-char)))
(dolist (binding mssola-evil-mu4e-mode-map-bindings)
(evil-define-key
(nth 0 binding) (nth 1 binding) (nth 2 binding) (nth 3 binding)))))
; Define a proper shortcut.
(global-set-key (kbd "C-c m") 'mu4e))
(provide 'init-mu4e)
;;; init-mu4e.el ends here
|
