X-Git-Url: https://git.cworth.org/git?p=obsolete%2Fnotmuch-wiki;a=blobdiff_plain;f=emacstips.mdwn;h=09c4b77cec2b30850d4dc03d2dc748c22023785b;hp=ffc057c83f9b2e86af2a0ecf7a115af5029a9341;hb=HEAD;hpb=a0f887da6516762b341de2ee79f22dbcf83966d0 diff --git a/emacstips.mdwn b/emacstips.mdwn index ffc057c..09c4b77 100644 --- a/emacstips.mdwn +++ b/emacstips.mdwn @@ -3,13 +3,17 @@ One of the more popular notmuch message reading clients is **notmuch.el**, an [emacs](http://www.gnu.org/software/emacs/) major mode for interacting with notmuch. It is included in the notmuch -package. This page goes over some usage tips for using notmuch with -Emacs. +package (notmuch-emacs in Debian). This page goes over some usage +tips for using notmuch with Emacs. [[!toc levels=2]] ## Setup +Have a look at the [Howto](http://notmuchmail.org/howto/) for +prerequisites. Be sure you have done the general setup using the +notmuch cli command! + To use the Notmuch emacs mode, first add the following line to your `.emacs` rc file: @@ -25,8 +29,11 @@ notmuch` from within a running emacs. ## Navigating & reading mails When first starting notmuch in emacs, you will be presented with the -notmuch "hello" page. From here you can do searches, see lists of -recent searches, saved searches, message tags, help information, etc. +notmuch "hello" page. If it exits with an error after writing +"Welcome to notmutch. You have" you need to do the basic notmuch setup +first (see above). +From here you can do searches, see lists of recent +searches, saved searches, message tags, help information, etc. Executing a search will open a new buffer in `notmuch-search-mode` displaying the search results. Each line in the search results @@ -92,6 +99,17 @@ mentioned as script arguments. (Note: The script expects that you have done emacsclient -a '' -c -e "(progn (compose-mail) $attach_cmds)" +## Issues with Emacs 24 + +If notmuch-show-mode behaves badly for you in emacs 24.x try adding one of + + (setq gnus-inhibit-images nil) + +or + + (require 'gnus-art) + +to your .emacs file. ----- @@ -104,32 +122,54 @@ is an option to collect those to a separate file (which is only loaded when `notmuch` is invoked). To do this, write, for example a file called `~/.emacs.d/my-notmuch.el`: - ;; my-notmuch.el -- my notmuch mail configuration - ;; - - ;; add here stuff required to be configured *before* - ;; notmuch is loaded; + ;;; my-notmuch.el -- my notmuch mail configuration + ;;; - ; uncomment and modify in case some elisp files are not found in load-path - ; (add-to-list 'load-path "~/vc/ext/notmuch/emacs") + ;;; add here stuff required to be configured *before* + ;;; notmuch is loaded; - ;; load notmuch - (require 'notmuch) + ;; uncomment and modify in case some elisp files are not found in load-path + ;; (add-to-list 'load-path "~/vc/ext/notmuch/emacs") - ;; add here stuff required to be configured *after* - ;; notmuch is loaded; + ;;; load notmuch + (require 'notmuch) - ;(setq user-mail-address (notmuch-user-primary-email) - ; user-full-name (notmuch-user-name)) + ;;; add here stuff required to be configured *after* + ;;; notmuch is loaded; - ; uncomment & modify if you want to use external smtp server to send mail - ; (setq smtpmail-smtp-server "smtp.server.tld" - ; message-send-mail-function 'message-smtpmail-send-it) + ;; uncomment & modify if you want to use external smtp server to send mail + ;; (setq smtpmail-smtp-server "smtp.server.tld" + ;; message-send-mail-function 'message-smtpmail-send-it) + ;; uncomment to debug smtp sending problems + ;; (setq smtpmail-debug-info t) -Then, adto `.emacs`: +Then, add to `.emacs`: (autoload 'notmuch "~/.emacs.d/my-notmuch" "notmuch mail" t) +## Initial cursor position in notmuch 0.15 hello window + +In notmuch version 0.15 emacs client the handling of cursor position in +notmuch hello window has been simplified to a version which suits best +most cases. + +Initially the cursor is positioned at the beginning of buffer. + +Some users liked the "ancient" version where cursor was moved to the +first `Saved searches` button. + +Add the following code to your notmuch emacs configuration file in +case you want this behaviour: + + (add-hook 'notmuch-hello-refresh-hook + (lambda () + (if (and (eq (point) (point-min)) + (search-forward "Saved searches:" nil t)) + (progn + (forward-line) + (widget-forward 1)) + (if (eq (widget-type (widget-at)) 'editable-field) + (beginning-of-line))))) ## Add a key binding to add/remove/toggle a tag @@ -147,10 +187,10 @@ In notmuch versions up to 0.11.x (notmuch-show-add-tag "spam") (notmuch-show-remove-tag "inbox"))) -Starting from notmuch 0.12 (not released yet) the functions -`notmuch-show-add-tag` and `notmuch-show-remove-tag` have changed to -be more versatile and lost noninteractive use. When upgrading to 0.12 -the above needs to be changed to this: +Starting from notmuch 0.12 the functions `notmuch-show-add-tag` and +`notmuch-show-remove-tag` have changed to be more versatile and lost +noninteractive use. When upgrading to 0.12 the above needs to be +changed to this: (define-key notmuch-show-mode-map "S" (lambda () @@ -161,13 +201,27 @@ the above needs to be changed to this: You can do the same for threads in `notmuch-search-mode` by just replacing "show" with "search" in the called functions. -(Starting from notmuch 0.12 use `notmuch-search-tag-thread` instead, -starting from 0.13 use `notmuch-search-tag`). +Starting from notmuch 0.12 use `notmuch-search-tag-thread` instead: + + (define-key notmuch-search-mode-map "S" + (lambda () + "mark messages in thread as spam" + (interactive) + (notmuch-show-tag-thread "+spam" "-inbox"))) + +Starting from notmuch 0.13 use `notmuch-search-tag` -- it has a little +different usage syntax: + + (define-key notmuch-search-mode-map "S" + (lambda () + "mark messages in thread as spam" + (interactive) + (notmuch-search-tag '("+spam" "-inbox")))) The definition above makes use of a lambda function, but you could also define a separate function first: - (defun notmuch-show-tag-spam() + (defun notmuch-show-tag-spam () "mark message as spam" (interactive) (notmuch-show-add-tag "spam") @@ -187,7 +241,7 @@ key: (notmuch-show-remove-tag "deleted") (notmuch-show-add-tag "deleted")))) -And version for notmuch 0.12 (not released yet) +And version for notmuch 0.12 (define-key notmuch-show-mode-map "d" (lambda () @@ -244,12 +298,19 @@ And in search mode: The Emacs interface to notmuch will automatically add an `Fcc` header to your outgoing mail so that any messages you send will also be saved in your mail store. You can control where this copy of the -message is saved by setting the variables `message-directory` (which -defines a base directory) and `notmuch-fcc-dirs` which defines the -subdirectory relative to `message-directory` in which to save the -mail. Enter a directory (without the maildir `/cur` ending which -will be appended automatically). To customize both variables at the -same time, use the fancy command: +message is saved by setting the variable `notmuch-fcc-dirs` which defines the +subdirectory relative to the `database.path` setting from your +notmuch configuration in which to save the mail. Enter a directory +(without the maildir `/cur` ending which will be appended +automatically). Additional information can be found as usual using: + + M-x describe-variable notmuch-fcc-dirs + +An additional variable that can affect FCC settings in some cases is +`message-directory`. Emacs message-mode uses this variable for +postponed messages. + +To customize both variables at the same time, use the fancy command: M-x customize-apropos\(notmuch-fcc-dirs\)\|\(message-directory\) @@ -396,11 +457,12 @@ available: cc -o addrlookup addrlookup.c `pkg-config --cflags --libs gobject-2.0` -lnotmuch - * Shell/fgrep/perl combination [nottoomuch-addresses.sh](http://www.iki.fi/too/nottoomuch/nottoomuch-addresses/). + * Shell/fgrep/perl combination [nottoomuch-addresses.sh](https://github.com/domo141/nottoomuch/blob/master/nottoomuch-addresses.rst). This tools maintains it's own address "database" gathered from email - files notmuch knows and search from that "database" is done by fgrep(1). + files notmuch knows and search from that "database" is done by `fgrep(1)`. -You can perform tab-completion using any of these programs. Just add the following to your .emacs: +You can perform tab-completion using any of these programs. +Just add the following to your .emacs: (require 'notmuch-address) (setq notmuch-address-command "/path/to/address_fetching_program") @@ -422,12 +484,11 @@ You can add the sender of a message to Google Contacts by piping the message ## How to sign/encrypt messages with gpg -Messages can by signed using gpg by invoking `M-x -mml-secure-sign-pgpmime` (or `M-x -mml-secure-encrypt-pgpmime`). These functions are available via the -standard `message-mode` keybindings `C-c C-m s p` and `C-c C-m c -p`. To sign outgoing mail by default, use the `message-setup-hook` -in your `.emacs` file: +Messages can by signed using gpg by invoking +`M-x mml-secure-sign-pgpmime` (or `M-x mml-secure-encrypt-pgpmime`). +These functions are available via the standard `message-mode` keybindings +`C-c C-m s p` and `C-c C-m c p`. To sign outgoing mail by default, use the +`message-setup-hook` in your `.emacs` file: ;; Sign messages by default. (add-hook 'message-setup-hook 'mml-secure-sign-pgpmime) @@ -448,3 +509,205 @@ part. 2011-02-02. Note that if you have the Debian package easypg installed, it will shadow the fixed version of easypg included with emacs. + +## Multiple identities using gnus-alias + +[gnus-alias](http://www.emacswiki.org/emacs/GnusAlias) allows you to +define multiple identities when using `message-mode`. You can specify +the from address, organization, extra headers (including *Bcc*), extra +body text, and signature for each identity. Identities are chosen +based on a set of rules. When you are in message mode, you can switch +identities using gnus-alias. + +### Installation + +- put `gnus-alias.el` on your load Emacs-Lisp load path (add new directory + to load path by writing `(add-to-list 'load-path "/some/load/path")` into + your `.emacs`. + +- Add the following to your `.emacs` + + (autoload 'gnus-alias-determine-identity "gnus-alias" "" t) + (add-hook 'message-setup-hook 'gnus-alias-determine-identity) + +Looking into `gnus-alias.el` gives a bit more information... + +### Example Configuration + +Here is an example configuration. + + ;; Define two identities, "home" and "work" + (setq gnus-alias-identity-alist + '(("home" + nil ;; Does not refer to any other identity + "John Doe " ;; Sender address + nil ;; No organization header + nil ;; No extra headers + nil ;; No extra body text + "~/.signature") + ("work" + nil + "John Doe " + "Example Corp." + (("Bcc" . "john.doe@example.com")) + nil + "~/.signature.work"))) + ;; Use "home" identity by default + (setq gnus-alias-default-identity "home") + ;; Define rules to match work identity + (setq gnus-alias-identity-rules + '(("work" ("any" "john.doe@\\(example\\.com\\|help\\.example.com\\)" both) "work")) + ;; Determine identity when message-mode loads + (add-hook 'message-setup-hook 'gnus-alias-determine-identity) + +When `gnus-alias` has been loaded (using autoload, require, *M-x load-library* +or *M-x load-file* (load-file takes file path -- therefore it can be used +without any `.emacs` changes)) the following commands can be used to get(/set) +more information (some of these have "extensive documentation"): + + M-x describe-variable RET gnus-alias-identity-alist + M-x describe-variable RET gnus-alias-identity-rules + M-x describe-variable RET gnus-alias-default-identity + + M-x customize-group RET gnus-alias RET + or + M-x gnus-alias-customize RET + +The last two do the same thing. + +See also the **Usage:** section in `gnus-alias.el`. + +## Resending (or bouncing) messages + +Add the following to your `.emacs` to be able to resend the current message in +show mode. + + (define-key notmuch-show-mode-map "b" + (lambda (&optional address) + "Bounce the current message." + (interactive "sBounce To: ") + (notmuch-show-view-raw-message) + (message-resend address))) + +## `notmuch-hello` refresh status message + +Add the following to your `.emacs` to get a status message about the change in +the number of messages in the mail store when refreshing the `notmuch-hello` +buffer. + + (defvar notmuch-hello-refresh-count 0) + + (defun notmuch-hello-refresh-status-message () + (unless no-display + (let* ((new-count + (string-to-number + (car (process-lines notmuch-command "count")))) + (diff-count (- new-count notmuch-hello-refresh-count))) + (cond + ((= notmuch-hello-refresh-count 0) + (message "You have %s messages." + (notmuch-hello-nice-number new-count))) + ((> diff-count 0) + (message "You have %s more messages since last refresh." + (notmuch-hello-nice-number diff-count))) + ((< diff-count 0) + (message "You have %s fewer messages since last refresh." + (notmuch-hello-nice-number (- diff-count))))) + (setq notmuch-hello-refresh-count new-count)))) + + (add-hook 'notmuch-hello-refresh-hook 'notmuch-hello-refresh-status-message) + +## Replacing tabs with spaces in subject and header + +Mailman mailing list software rewrites and rewraps long message subjects in +a way that causes TABs to appear in the middle of the subject and header +lines. Add this to your `.emacs` to replace tabs with spaces in subject +lines: + + (defun notmuch-show-subject-tabs-to-spaces () + "Replace tabs with spaces in subject line." + (goto-char (point-min)) + (when (re-search-forward "^Subject:" nil t) + (while (re-search-forward "\t" (line-end-position) t) + (replace-match " " nil nil)))) + + (add-hook 'notmuch-show-markup-headers-hook 'notmuch-show-subject-tabs-to-spaces) + +And in header lines (this will only work with the yet to be released +notmuch version 0.15): + + (defun notmuch-show-header-tabs-to-spaces () + "Replace tabs with spaces in header line." + (setq header-line-format + (notmuch-show-strip-re + (replace-regexp-in-string "\t" " " (notmuch-show-get-subject))))) + + (add-hook 'notmuch-show-hook 'notmuch-show-header-tabs-to-spaces) + +## Hiding unread messages in notmuch-show + +I like to have an inbox saved search, but only show unread messages when they +view a thread. This takes two steps: + +1. Apply +[this patch from Mark Walters](http://notmuchmail.org/pipermail/notmuch/2012/010817.html) +to add the `notmuch-show-filter-thread` function. +1. Add the following hook to your emacs configuration: + + (defun expand-only-unread-hook () (interactive) + (let ((unread nil) + (open (notmuch-show-get-message-ids-for-open-messages))) + (notmuch-show-mapc (lambda () + (when (member "unread" (notmuch-show-get-tags)) + (setq unread t)))) + (when unread + (let ((notmuch-show-hook (remove 'expand-only-unread-hook notmuch-show-hook))) + (notmuch-show-filter-thread "tag:unread"))))) + + (add-hook 'notmuch-show-hook 'expand-only-unread-hook) + +## Changing the color of a saved search based on some other search + +I like to have a saved search for my inbox, but have it change color when there +are thread with unread messages in the inbox. I accomplish this with the +following code in my emacs config: + + (defun color-inbox-if-unread () (interactive) + (save-excursion + (goto-char (point-min)) + (let ((cnt (car (process-lines "notmuch" "count" "tag:inbox and tag:unread")))) + (when (> (string-to-number cnt) 0) + (save-excursion + (when (search-forward "inbox" (point-max) t) + (let* ((overlays (overlays-in (match-beginning 0) (match-end 0))) + (overlay (car overlays))) + (when overlay + (overlay-put overlay 'face '((:inherit bold) (:foreground "green"))))))))))) + (add-hook 'notmuch-hello-refresh-hook 'color-inbox-if-unread) + +## Linking to notmuch messages and threads from the Circe IRC client + +[Circe](https://github.com/jorgenschaefer/circe/wiki) is an IRC client for emacs. +To have clickable buttons for notmuch messages and threads, add the following to +`lui-buttons-list` (using, e.g. M-x customize-variable) + + ("\\(?:id\\|mid\\|thread\\):[0-9A-Za-z][0-9A-Za-z.@-]*" 0 notmuch-show 0) + +If you have notmuch-pick installed, it works fine for this as well. + +## Linking to notmuch messages from org-mode + +Support for linking to notmuch messages is distributed with org-mode, +but as a contrib file, so you might have to work a bit to load it. + +In Debian and derivatives, + + (add-to-list 'load-path "/usr/share/org-mode/lisp") + +Then + + (require 'org-notmuch) + +In general it is nice to have a key for org-links (not just for notmuch). For example + + (define-key global-map "\C-cl" 'org-store-link)