nixos-config/modules/graphical/mail/default.nix

334 lines
15 KiB
Nix

{ config, lib, pkgs, ... }:
let
passwordScript = pkgs.writeShellScript "get_mail_password" ''${pkgs.libsecret}/bin/secret-tool lookup secret-tool-id $1 | ${pkgs.coreutils}/bin/tr -d "\n"'';
notifyScript = name: pkgs.writeShellScript "notify_${name}_mail" ''
unseen_count=$(${pkgs.mblaze}/bin/mlist -N ~/mail/*/INBOX | ${pkgs.coreutils}/bin/wc -l)
if [ "$unseen_count" = "1" ]
then
${pkgs.libnotify}/bin/notify-send -t 5000 'New ${name} mail arrived' "1 unseen mail"
elif [ "$unseen_count" != "0" ]
then
${pkgs.libnotify}/bin/notify-send -t 5000 'New ${name} mail arrived' "$unseen_count unseen mails"
fi
'';
makeAccount = { name, address, host ? "", imapHost ? host, smtpHost ? host, useStartTls ? false, secretToolId, extraConfig ? { }, oauth ? false }: (lib.recursiveUpdate
{
inherit address;
gpg = {
key = "charlotte@vanpetegem.me";
signByDefault = true;
};
imap = {
host = imapHost;
port = 993;
tls.enable = true;
};
imapnotify = {
enable = true;
boxes = [ "INBOX" ];
onNotify = "${pkgs.isync}/bin/mbsync ${name}:INBOX";
onNotifyPost = "${config.chvp.base.emacs.package}/bin/emacsclient --eval \"(mu4e-update-index)\" && ${notifyScript name}";
extraConfig = lib.mkIf oauth { xoauth2 = true; };
};
mbsync = {
enable = true;
create = "both";
expunge = "both";
flatten = ".";
remove = "both";
extraConfig.account.AuthMechs = if (oauth) then "XOAUTH2" else "LOGIN";
};
msmtp = {
enable = true;
extraConfig = lib.mkIf oauth { auth = "xoauth2"; };
};
mu.enable = true;
passwordCommand = if oauth then "${pkgs.mfauth}/bin/mfauth access ${name}" else "${passwordScript} ${secretToolId}";
realName = "Charlotte Van Petegem";
signature = {
showSignature = "none";
};
smtp = {
host = smtpHost;
port = if useStartTls then 587 else 465;
tls = {
enable = true;
inherit useStartTls;
};
};
userName = address;
}
extraConfig);
toRecursiveINI = with lib.strings; with lib.attrsets; with lib.generators; with lib.lists; let
repeat = count: char: concatStrings (genList (_: char) count);
mkHeader = depth: name: concatStrings [ (repeat depth "[") (escape [ "[" ] name) (repeat depth "]") ];
simpleAttrs = filterAttrs (n: v: !(isAttrs v));
complexAttrs = filterAttrs (n: v: isAttrs v);
removeEmpty = filter (v: v != "");
toRecursiveINIBase = depth: data: (concatStringsSep "\n" (
mapAttrsToList
(name: values: concatStringsSep "\n" (removeEmpty [
(mkHeader depth name)
(toKeyValue { } (simpleAttrs values))
(toRecursiveINIBase (depth + 1) (complexAttrs values))
]))
data
));
in
toRecursiveINIBase 1;
in
{
options.chvp.graphical.mail.enable = lib.mkOption {
default = false;
example = true;
};
config = lib.mkIf config.chvp.graphical.mail.enable {
nixpkgs.overlays = [
(self: super: rec {
isync = super.isync.override { withCyrusSaslXoauth2 = true; };
})
];
chvp = {
base = {
emacs.extraConfig =
let
mkAccountConfig = account: ''
(make-mu4e-context
:name "${account.name}"
:match-func (lambda (msg) (when msg (string-prefix-p "/${account.maildir.path}/" (mu4e-message-field msg :maildir))))
:vars '(
(user-mail-address . "${account.address}")
(user-full-name . "${account.realName}")
(mu4e-drafts-folder . "/${account.maildir.path}/${account.folders.drafts}")
(mu4e-sent-folder . "/${account.maildir.path}/${account.folders.sent}")
(mu4e-refile-folder . "/${account.maildir.path}/${account.folders.trash}")
(mu4e-trash-folder . "/${account.maildir.path}/${account.folders.trash}")
(message-sendmail-extra-arguments . ("--read-envelope-from" "--account" "${account.name}"))
)
)
'';
hmConfig = config.home-manager.users.charlotte;
in
[
''
(use-package mu4e
;; Use mu4e included in the mu package, see emacs/default.nix
:ensure nil
:demand t
:after (vertico)
:hook
(mu4e-view-mode . display-line-numbers-mode)
(mu4e-view-mode . visual-line-mode)
(mu4e-compose-mode . chvp--mu4e-auto-dodona-cc-reply-to)
(mu4e-compose-mode . visual-line-mode)
(mu4e-compose-mode . (lambda () (setq use-hard-newlines nil)))
:custom
(mu4e-read-option-use-builtin nil "Don't use builtin autocomplete in mu4e")
(mu4e-completing-read-function 'completing-read "Use default completing read function")
(mu4e-maildir-initial-input "" "Don't have initial input when completing a maildir")
(mu4e-change-filenames-when-moving t "Avoid sync issues with mbsync")
(mu4e-maildir "${hmConfig.accounts.email.maildirBasePath}" "Root of the maildir hierarchy")
(mu4e-context-policy 'pick-first "Use the first mail context in the list")
(mu4e-attachment-dir "/home/charlotte/downloads/" "Save attachments to downloads folder")
(mu4e-compose-dont-reply-to-self t "Don't reply to myself on reply to all")
(mu4e-compose-format-flowed t "Send format=flowed mails when use-hard-newlines gets enabled")
(fill-flowed-display-column 1000000000000 "Dont fill when decoding flowed messages, let visual-line-mode handle it")
(gnus-treat-fill-long-lines nil "Let visual-line-mode handle filling")
(mu4e-confirm-quit nil "Don't confirm when quitting")
(mu4e-headers-include-related nil "Don't show related messages by default")
(mu4e-headers-skip-duplicates nil "Show duplicate emails")
(message-kill-buffer-on-exit t "Close buffer when finished with email")
(mm-verify-option 'known "Always verify PGP signatures (known protocols)")
(mm-discouraged-alternatives '("text/html" "text/richtext") "Discourage showing HTML views")
(gnus-buttonized-mime-types '("multipart/signed") "Make sure signature verification is always shown")
(mml-secure-openpgp-sign-with-sender t "Sign mails with the sender")
(sendmail-program "msmtp" "Use msmtp to send email")
(message-sendmail-f-is-evil t "Remove username from the emacs message")
(message-send-mail-function 'message-send-mail-with-sendmail "Use sendmail to send mail instead internal smtp")
(message-cite-reply-position 'below "Bottom posting is the correct way to reply to email")
:config
;; mu4e should just open in the currently focused window instead of taking up the whole frame
(add-to-list 'display-buffer-alist
`(,(regexp-quote mu4e-main-buffer-name)
display-buffer-same-window))
(setq mu4e-contexts (list ${lib.concatStringsSep "\n" (map mkAccountConfig (lib.attrValues hmConfig.accounts.email.accounts))}))
(add-to-list
'mu4e-bookmarks
'(:name "Combined inbox" :query "maildir:/personal/INBOX or maildir:/work/INBOX or maildir:/posteo/INBOX or maildir:/rodekruis-eerstehulp/INBOX" :key ?i :favorite t)
)
(defun chvp--mu4e-dodona-cc-reply-to ()
"Add dodona@ugent.be in cc and reply-to headers."
(interactive)
(save-excursion (message-add-header "Cc: dodona@ugent.be\nReply-To: dodona@ugent.be\n"))
)
(defun chvp--mu4e-auto-dodona-cc-reply-to ()
"Set dodona@ugent.be in CC and Reply-To headers when message was directed to dodona@ugent.be"
(let ((msg mu4e-compose-parent-message))
(when (and msg (mu4e-message-contact-field-matches msg :to "dodona@ugent.be")) (chvp--mu4e-dodona-cc-reply-to))
)
)
;; Never actually quit mu4e, just close the current buffer (making sure the modeline is still visible)
(defalias 'mu4e-quit 'kill-this-buffer)
(define-advice mu4e--context-ask-user
(:around (orig-fun &rest args) mu4e--context-ask-user-completing-read)
"Replace `mu4e-read-option` by general-purpose completing-read"
(cl-letf (((symbol-function 'mu4e-read-option)
(lambda (prompt options)
(let* ((prompt (mu4e-format "%s" prompt))
(choice (completing-read prompt (cl-mapcar #'car options) nil t))
(chosen-el (cl-find-if (lambda (option) (equal choice (car option))) options)))
(if chosen-el
(cdr chosen-el)
(mu4e-warn "Unknown option: '%s'" choice))))))
(apply orig-fun args)))
(mu4e 'background)
:general
(lmap "m" '(mu4e :which-key "mail"))
;; Unmap SPC in the mail view so we can still use the leader.
(lmap mu4e-view-mode-map "" nil)
(lmap mu4e-compose-mode-map
"SPC s" '(mml-secure-message-sign-pgpmime :which-key "Sign")
"SPC c" '(mml-secure-message-encrypt-pgpmime :which-key "Encrypt")
"SPC d" '(chvp--mu4e-dodona-cc-reply-to :which-key "Dodona support headers")
"SPC f" '(mu4e-toggle-use-hard-newlines :which-key "Toggle format=flowed/hard newlines")
)
)
(use-package visual-fill-column
:custom (visual-fill-column-enable-sensible-window-split t "Sensibly split windows in visual-fill-column-mode")
:hook (visual-line-mode . visual-fill-column-mode)
)
(use-package adaptive-wrap
:hook (visual-fill-column-mode . adaptive-wrap-prefix-mode)
)
''
];
zfs.homeLinks = [
{ path = "mail"; type = "data"; }
{ path = ".cache/mu"; type = "cache"; }
];
};
};
home-manager.users.charlotte = { ... }: {
home.packages = [ pkgs.mfauth ];
xdg.configFile."mfauth/config.toml".text = ''
# Public thunderbird secrets
[accounts.work]
client_id = "08162f7c-0fd2-4200-a84a-f25a4db0b584"
client_secret = "TxRBilcHdC6WGBee]fs?QR:SJ8nI[g82"
authorize_url = "https://login.microsoftonline.com/common/oauth2/v2.0/authorize"
token_url = "https://login.microsoftonline.com/common/oauth2/v2.0/token"
scope = "https://outlook.office365.com/IMAP.AccessAsUser.All https://outlook.office365.com/POP.AccessAsUser.All https://outlook.office365.com/SMTP.Send offline_access"
'';
accounts.email = {
maildirBasePath = "/home/charlotte/mail";
accounts = {
personal = makeAccount {
name = "personal";
address = "charlotte@vanpetegem.me";
host = "mail.vanpetegem.me";
secretToolId = "personal-mail";
extraConfig = {
folders = { drafts = "Drafts"; inbox = "INBOX"; sent = "INBOX"; trash = "Trash"; };
primary = true;
};
};
work = makeAccount {
name = "work";
address = "charlotte.vanpetegem@ugent.be";
host = "outlook.office365.com";
smtpHost = "smtp.office365.com";
secretToolId = "work-mail";
useStartTls = true;
oauth = true;
extraConfig.folders = { drafts = "Drafts"; inbox = "INBOX"; sent = "INBOX"; trash = "Trash"; };
};
posteo = makeAccount {
name = "posteo";
address = "chvp@posteo.net";
host = "posteo.de";
secretToolId = "posteo";
extraConfig = {
folders = { drafts = "Drafts"; inbox = "INBOX"; sent = "INBOX"; trash = "Trash"; };
};
};
postbot = makeAccount {
name = "postbot";
address = "postbot@vanpetegem.me";
host = "mail.vanpetegem.me";
secretToolId = "postbot";
extraConfig = {
folders = { drafts = "Drafts"; inbox = "INBOX"; sent = "INBOX"; trash = "Trash"; };
};
};
rodekruis-eerstehulp = makeAccount {
name = "rodekruis-eerstehulp";
address = "eerstehulp@gent.rodekruis.be";
imapHost = "imap.gmail.com";
smtpHost = "smtp.gmail.com";
useStartTls = true;
secretToolId = "eerstehulp-mail";
extraConfig = {
folders = { drafts = "[Gmail].Concepten"; inbox = "INBOX"; sent = "INBOX"; trash = "[Gmail].Prullenbak"; };
flavor = "gmail.com";
};
};
webmaster = makeAccount {
name = "webmaster";
address = "webmaster@vanpetegem.me";
host = "mail.vanpetegem.me";
secretToolId = "webmaster";
extraConfig = {
folders = { drafts = "Drafts"; inbox = "INBOX"; sent = "INBOX"; trash = "Trash"; };
};
};
};
};
programs = {
mbsync.enable = true;
msmtp.enable = true;
mu.enable = true;
};
services = {
imapnotify.enable = true;
};
systemd.user = {
services = {
mbsync = {
Unit = {
Description = "MBSync email fetcher";
After = "network-online.target";
Wants = "network-online.target";
};
Service = {
Type = "oneshot";
ExecStart = [ "${pkgs.isync}/bin/mbsync -a" "${config.chvp.base.emacs.package}/bin/emacsclient --eval \"(mu4e-update-index)\"" ];
};
};
};
timers = {
mbsync = {
Unit = { Description = "MBSync email fetcher"; };
Timer = {
OnCalendar = "*:0/5";
Unit = "mbsync.service";
};
Install = { WantedBy = [ "timers.target" ]; };
};
vdirsyncer = {
Unit = { Description = "VDirSyncer WebDAV syncer"; };
Timer = {
OnCalendar = "*:0/5";
Unit = "vdirsyncer.service";
};
Install = { WantedBy = [ "timers.target" ]; };
};
};
};
};
};
}