diff options
Diffstat (limited to 'emacs/notmuch-mua.el')
| -rw-r--r-- | emacs/notmuch-mua.el | 227 |
1 files changed, 172 insertions, 55 deletions
diff --git a/emacs/notmuch-mua.el b/emacs/notmuch-mua.el index 32e2e30..408b49e 100644 --- a/emacs/notmuch-mua.el +++ b/emacs/notmuch-mua.el @@ -19,37 +19,80 @@ ;; ;; Authors: David Edmondson <dme@dme.org> +(require 'json) (require 'message) +(require 'mm-view) +(require 'format-spec) (require 'notmuch-lib) (require 'notmuch-address) +(eval-when-compile (require 'cl)) + ;; (defcustom notmuch-mua-send-hook '(notmuch-mua-message-send-hook) "Hook run before sending messages." - :group 'notmuch - :type 'hook) + :type 'hook + :group 'notmuch-send + :group 'notmuch-hooks) + +(defcustom notmuch-mua-compose-in 'current-window + (concat + "Where to create the mail buffer used to compose a new message. +Possible values are `current-window' (default), `new-window' and +`new-frame'. If set to `current-window', the mail buffer will be +displayed in the current window, so the old buffer will be +restored when the mail buffer is killed. If set to `new-window' +or `new-frame', the mail buffer will be displayed in a new +window/frame that will be destroyed when the buffer is killed. +You may want to customize `message-kill-buffer-on-exit' +accordingly." + (when (< emacs-major-version 24) + " Due to a known bug in Emacs 23, you should not set +this to `new-window' if `message-kill-buffer-on-exit' is +disabled: this would result in an incorrect behavior.")) + :group 'notmuch-send + :type '(choice (const :tag "Compose in the current window" current-window) + (const :tag "Compose mail in a new window" new-window) + (const :tag "Compose mail in a new frame" new-frame))) (defcustom notmuch-mua-user-agent-function 'notmuch-mua-user-agent-full "Function used to generate a `User-Agent:' string. If this is `nil' then no `User-Agent:' will be generated." - :group 'notmuch :type '(choice (const :tag "No user agent string" nil) (const :tag "Full" notmuch-mua-user-agent-full) (const :tag "Notmuch" notmuch-mua-user-agent-notmuch) (const :tag "Emacs" notmuch-mua-user-agent-emacs) (function :tag "Custom user agent function" - :value notmuch-mua-user-agent-full))) + :value notmuch-mua-user-agent-full)) + :group 'notmuch-send) (defcustom notmuch-mua-hidden-headers '("^User-Agent:") "Headers that are added to the `message-mode' hidden headers list." - :group 'notmuch - :type '(repeat string)) + :type '(repeat string) + :group 'notmuch-send) ;; +(defun notmuch-mua-get-switch-function () + "Get a switch function according to `notmuch-mua-compose-in'." + (cond ((eq notmuch-mua-compose-in 'current-window) + 'switch-to-buffer) + ((eq notmuch-mua-compose-in 'new-window) + 'switch-to-buffer-other-window) + ((eq notmuch-mua-compose-in 'new-frame) + 'switch-to-buffer-other-frame) + (t (error "Invalid value for `notmuch-mua-compose-in'")))) + +(defun notmuch-mua-maybe-set-window-dedicated () + "Set the selected window as dedicated according to +`notmuch-mua-compose-in'." + (when (or (eq notmuch-mua-compose-in 'new-frame) + (eq notmuch-mua-compose-in 'new-window)) + (set-window-dedicated-p (selected-window) t))) + (defun notmuch-mua-user-agent-full () "Generate a `User-Agent:' string suitable for notmuch." (concat (notmuch-mua-user-agent-notmuch) @@ -71,50 +114,122 @@ list." (push header message-hidden-headers))) notmuch-mua-hidden-headers)) -(defun notmuch-mua-reply (query-string &optional sender) - (let (headers - body - (args '("reply"))) - (if notmuch-show-process-crypto - (setq args (append args '("--decrypt")))) +(defun notmuch-mua-get-quotable-parts (parts) + (loop for part in parts + if (notmuch-match-content-type (plist-get part :content-type) "multipart/alternative") + collect (let* ((subparts (plist-get part :content)) + (types (mapcar (lambda (part) (plist-get part :content-type)) subparts)) + (chosen-type (car (notmuch-multipart/alternative-choose types)))) + (loop for part in (reverse subparts) + if (notmuch-match-content-type (plist-get part :content-type) chosen-type) + return part)) + else if (notmuch-match-content-type (plist-get part :content-type) "multipart/*") + append (notmuch-mua-get-quotable-parts (plist-get part :content)) + else if (notmuch-match-content-type (plist-get part :content-type) "text/*") + collect part)) + +(defun notmuch-mua-insert-quotable-part (message part) + (save-restriction + (narrow-to-region (point) (point)) + (notmuch-mm-display-part-inline message part (plist-get part :id) + (plist-get part :content-type) + notmuch-show-process-crypto) + (goto-char (point-max)))) + +;; There is a bug in emacs 23's message.el that results in a newline +;; not being inserted after the References header, so the next header +;; is concatenated to the end of it. This function fixes the problem, +;; while guarding against the possibility that some current or future +;; version of emacs has the bug fixed. +(defun notmuch-mua-insert-references (original-func header references) + (funcall original-func header references) + (unless (bolp) (insert "\n"))) + +(defun notmuch-mua-reply (query-string &optional sender reply-all) + (let ((args '("reply" "--format=json")) + reply + original) + (when notmuch-show-process-crypto + (setq args (append args '("--decrypt")))) + + (if reply-all + (setq args (append args '("--reply-to=all"))) + (setq args (append args '("--reply-to=sender")))) (setq args (append args (list query-string))) - ;; This make assumptions about the output of `notmuch reply', but - ;; really only that the headers come first followed by a blank - ;; line and then the body. + + ;; Get the reply object as JSON, and parse it into an elisp object. (with-temp-buffer - (apply 'call-process (append (list notmuch-command nil (list t t) nil) args)) + (apply 'call-process (append (list notmuch-command nil (list t nil) nil) args)) (goto-char (point-min)) - (if (re-search-forward "^$" nil t) - (save-excursion - (save-restriction - (narrow-to-region (point-min) (point)) - (goto-char (point-min)) - (setq headers (mail-header-extract))))) - (forward-line 1) - (setq body (buffer-substring (point) (point-max)))) - ;; If sender is non-nil, set the From: header to its value. - (when sender - (mail-header-set 'from sender headers)) - (let - ;; Overlay the composition window on that being used to read - ;; the original message. - ((same-window-regexps '("\\*mail .*"))) - (notmuch-mua-mail (mail-header 'to headers) - (mail-header 'subject headers) - (message-headers-to-generate headers t '(to subject)))) - ;; insert the message body - but put it in front of the signature - ;; if one is present - (goto-char (point-max)) - (if (re-search-backward message-signature-separator nil t) + (let ((json-object-type 'plist) + (json-array-type 'list) + (json-false 'nil)) + (setq reply (json-read)))) + + ;; Extract the original message to simplify the following code. + (setq original (plist-get reply :original)) + + ;; Extract the headers of both the reply and the original message. + (let* ((original-headers (plist-get original :headers)) + (reply-headers (plist-get reply :reply-headers))) + + ;; If sender is non-nil, set the From: header to its value. + (when sender + (plist-put reply-headers :From sender)) + (let + ;; Overlay the composition window on that being used to read + ;; the original message. + ((same-window-regexps '("\\*mail .*"))) + + ;; We modify message-header-format-alist to get around a bug in message.el. + ;; See the comment above on notmuch-mua-insert-references. + (let ((message-header-format-alist + (loop for pair in message-header-format-alist + if (eq (car pair) 'References) + collect (cons 'References + (apply-partially + 'notmuch-mua-insert-references + (cdr pair))) + else + collect pair))) + (notmuch-mua-mail (plist-get reply-headers :To) + (plist-get reply-headers :Subject) + (notmuch-headers-plist-to-alist reply-headers) + nil (notmuch-mua-get-switch-function)))) + + ;; Insert the message body - but put it in front of the signature + ;; if one is present + (goto-char (point-max)) + (if (re-search-backward message-signature-separator nil t) (forward-line -1) - (goto-char (point-max))) - (insert body) - (push-mark)) - (set-buffer-modified-p nil) + (goto-char (point-max))) + + (let ((from (plist-get original-headers :From)) + (date (plist-get original-headers :Date)) + (start (point))) + + ;; message-cite-original constructs a citation line based on the From and Date + ;; headers of the original message, which are assumed to be in the buffer. + (insert "From: " from "\n") + (insert "Date: " date "\n\n") + + ;; Get the parts of the original message that should be quoted; this includes + ;; all the text parts, except the non-preferred ones in a multipart/alternative. + (let ((quotable-parts (notmuch-mua-get-quotable-parts (plist-get original :body)))) + (mapc (apply-partially 'notmuch-mua-insert-quotable-part original) quotable-parts)) + + (set-mark (point)) + (goto-char start) + ;; Quote the original message according to the user's configured style. + (message-cite-original)))) - (message-goto-body)) + (goto-char (point-max)) + (push-mark) + (message-goto-body) + (set-buffer-modified-p nil)) (defun notmuch-mua-forward-message () + (funcall (notmuch-mua-get-switch-function) (current-buffer)) (message-forward) (when notmuch-mua-user-agent-function @@ -124,6 +239,7 @@ list." (message-sort-headers) (message-hide-headers) (set-buffer-modified-p nil) + (notmuch-mua-maybe-set-window-dedicated) (message-goto-to)) @@ -136,16 +252,17 @@ OTHER-ARGS are passed through to `message-mail'." (when notmuch-mua-user-agent-function (let ((user-agent (funcall notmuch-mua-user-agent-function))) (when (not (string= "" user-agent)) - (push (cons "User-Agent" user-agent) other-headers)))) + (push (cons 'User-Agent user-agent) other-headers)))) - (unless (mail-header 'from other-headers) - (push (cons "From" (concat - (notmuch-user-name) " <" (notmuch-user-primary-email) ">")) other-headers)) + (unless (assq 'From other-headers) + (push (cons 'From (concat + (notmuch-user-name) " <" (notmuch-user-primary-email) ">")) other-headers)) (apply #'message-mail to subject other-headers other-args) (message-sort-headers) (message-hide-headers) (set-buffer-modified-p nil) + (notmuch-mua-maybe-set-window-dedicated) (message-goto-to)) @@ -154,16 +271,16 @@ OTHER-ARGS are passed through to `message-mail'." If this variable is left unset, then a list will be constructed from the name and addresses configured in the notmuch configuration file." - :group 'notmuch - :type '(repeat string)) + :type '(repeat string) + :group 'notmuch-send) (defcustom notmuch-always-prompt-for-sender nil "Always prompt for the From: address when composing or forwarding a message. This is not taken into account when replying to a message, because in that case the From: header is already filled in by notmuch." - :group 'notmuch - :type 'boolean) + :type 'boolean + :group 'notmuch-send) (defvar notmuch-mua-sender-history nil) @@ -201,8 +318,8 @@ the From: address first." (interactive "P") (let ((other-headers (when (or prompt-for-sender notmuch-always-prompt-for-sender) - (list (cons 'from (notmuch-mua-prompt-for-sender)))))) - (notmuch-mua-mail nil nil other-headers))) + (list (cons 'From (notmuch-mua-prompt-for-sender)))))) + (notmuch-mua-mail nil nil other-headers nil (notmuch-mua-get-switch-function)))) (defun notmuch-mua-new-forward-message (&optional prompt-for-sender) "Invoke the notmuch message forwarding window. @@ -218,13 +335,13 @@ the From: address first." (notmuch-mua-forward-message)) (notmuch-mua-forward-message))) -(defun notmuch-mua-new-reply (query-string &optional prompt-for-sender) +(defun notmuch-mua-new-reply (query-string &optional prompt-for-sender reply-all) "Invoke the notmuch reply window." (interactive "P") (let ((sender (when prompt-for-sender (notmuch-mua-prompt-for-sender)))) - (notmuch-mua-reply query-string sender))) + (notmuch-mua-reply query-string sender reply-all))) (defun notmuch-mua-send-and-exit (&optional arg) (interactive "P") |