Emacs - Mu4e

Introduction

mu4e is an excellent mail client for Emacs whereby sending/getting mails can be carried out in Emacs. For an Emacs user, the deep integration gives rise to great convenience and efficiency. This post provides a brief summary for the utilization of mu4e.

Installation

Dependencies

mu depends on xapian and gmime, which should be installed in advance.

pacman -S xapian-core gmime

`mu`¹

git clone --depth=1 git://github.com/djcb/mu.git
cd mu
autoreconf -i
./configure --prefix=/opt/mu
make
make install
ln -s /opt/mu/bin/mu /usr/local/bin

`getmail` and `procmail`

pacman -S getmail procmail

Configuration

`getmailrc`

  [retriever]
  type = SimplePOP3SSLRetriever
  server = POP_SERVER
  port = PORT_NUM
  username = USER_NAME
  password = PASSWORD

  [destination]
  type = MDA_external
  path = /usr/bin/procmail

  [options]
  read_all = false
  delete = false
  verbose = 0
  message_log = $HOME/.Mail/getmail.log

`~/.procmailrc`

  MAILDIR=$HOME/.Mail
  DEFAULT=$MAILDIR/inbox/
  LOGFILE=$MAILDIR/procmail.log
  VERBOSE=yes

  :0:
  ,* ^(To|Cc): 3GPP_TSG_RAN_WG1@LIST.ETSI.ORG
  r1/

  :0:
  ,* ^(To|Cc): 3GPP_TSG_RAN_WG1_NR@LIST.ETSI.ORG
  r1nr/

  :0:
  ,* ^(To|Cc): 3GPP_TSG_RAN@LIST.ETSI.ORG
  rp/

`~/.emacs.d/init.el`

  (add-to-list 'load-path "/opt/mu/share/emacs/site-lisp/mu4e")
  (require 'mu4e)
  (require 'org-mu4e)

  (setq user-full-name "NAME"
        user-mail-address "EMAIL_ADDRESS"
        mu4e-compose-signature "SIGNATURE")

  (setq mu4e-maildir "~/.Mail"
        mu4e-drafts-folder "/drafts"
        mu4e-sent-folder "/sent"
        mu4e-trash-folder "/trash")

  (setq mu4e-headers-fields '((:human-date . 12)
                              (:flags . 6)
                              (:mailing-list . 10)
                              (:from . 22)
                              (:thread-subject)))

  (setq message-send-mail-function 'smtpmail-send-it
        smtpmail-default-smtp-server "SMTP_SERVER"
        smtpmail-smtp-server "SMTP_SERVER"
        smtpmail-stream-type 'starttls
        smtpmail-smtp-service PORT_NUM)

  (setq mu4e-get-mail-command "getmail --getmaildir=GETMAIL_CONFIG_DIR -r getmailrc")

  (setq mail-user-agent 'mu4e-user-agent
        mu4e-user-mail-address-list '("EMAIL_ADDRESS")
        mu4e-completing-read-function (quote completing-read)
        mu4e-confirm-quit nil
        mu4e-attachment-dir "~/Downloads"
        mu4e-html2text-command "w3m -dump -T text/html -M"
        mu4e-use-fancy-chars t
        mu4e-view-show-images t
        mu4e-view-show-addresses t
        mu4e-update-interval 180
        mu4e-change-filenames-when-moving t
        message-kill-buffer-on-exit t
        org-mu4e-convert-to-html t)

`~/.authinfo`

machine SMTP_SERVER login USER password PASSWORD port PORT_NUM

Others

Create a maildir

mkdir .Mail

Get the mails

getmail --getmaildir=GETMAIL_CONFIG_DIR -r getmailrc

Index the mails

mu index --maildir=~/.Mail

Footnotes

mu4e is essentially a part of mu.