- "Can be added to message-send-hook and will set the FCC header
- based on the values of notmuch-fcc-directories (see the
- variable customization there for examples). It uses the
- first entry as default fallback if no From address
- matches."
- ; only do something if notmuch-fcc-dirs is set
- (if notmuch-fcc-dirs
- (let ((subdir
- (cdr (assoc-string (message-fetch-field "from") notmuch-fcc-dirs t))))
- (if (eq subdir nil) (setq subdir (car (car notmuch-fcc-dirs))))
- (unless (message-fetch-field "fcc")
- (message-add-header (concat "Fcc: " message-directory subdir)))
- (let ((fcc-header (message-fetch-field "fcc")))
- (unless (notmuch-maildir-fcc-dir-is-maildir-p fcc-header)
- (cond ((not (file-writable-p fcc-header))
- (error (format "%s is not a maildir, but you don't have permission to create one." fcc-header)))
- ((y-or-n-p (format "%s is not a maildir. Create it? "
- fcc-header))
- (notmuch-maildir-fcc-create-maildir fcc-header))
- (t
- (error "Not sending message."))))))))
-
+ "Add an Fcc header to the current message buffer.
+
+Sets the Fcc header based on the values of `notmuch-fcc-dirs'.
+
+Originally intended to be use a hook function, but now called directly
+by notmuch-mua-mail"
+
+ (let ((subdir
+ (cond
+ ((or (not notmuch-fcc-dirs)
+ (message-field-value "Fcc"))
+ ;; Nothing set or an existing header.
+ nil)
+
+ ((stringp notmuch-fcc-dirs)
+ notmuch-fcc-dirs)
+
+ ((and (listp notmuch-fcc-dirs)
+ (stringp (car notmuch-fcc-dirs)))
+ ;; Old style - no longer works.
+ (error "Invalid `notmuch-fcc-dirs' setting (old style)"))
+
+ ((listp notmuch-fcc-dirs)
+ (let* ((from (message-field-value "From"))
+ (match
+ (catch 'first-match
+ (dolist (re-folder notmuch-fcc-dirs)
+ (when (string-match-p (car re-folder) from)
+ (throw 'first-match re-folder))))))
+ (if match
+ (cdr match)
+ (message "No Fcc header added.")
+ nil)))
+
+ (t
+ (error "Invalid `notmuch-fcc-dirs' setting (neither string nor list)")))))
+
+ (when subdir
+ (notmuch-maildir-add-file-style-fcc-header subdir))))
+
+(defun notmuch-maildir-add-file-style-fcc-header (subdir)
+ (message-add-header
+ (concat "Fcc: "
+ (file-truename
+ ;; If the resulting directory is not an absolute path,
+ ;; prepend the standard notmuch database path.
+ (if (= (elt subdir 0) ?/)
+ subdir
+ (concat (notmuch-database-path) "/" subdir))))))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Functions for saving a message either using notmuch insert or file
+;; fcc. First functions common to the two cases.
+
+(defmacro with-temporary-notmuch-message-buffer (&rest body)
+ "Set-up a temporary copy of the current message-mode buffer."
+ `(let ((case-fold-search t)
+ (buf (current-buffer))
+ (mml-externalize-attachments message-fcc-externalize-attachments))
+ (with-current-buffer (get-buffer-create " *message temp*")
+ (erase-buffer)
+ (insert-buffer-substring buf)
+ ,@body)))
+
+(defun notmuch-maildir-setup-message-for-saving ()
+ "Setup message for saving. Should be called on a temporary copy.
+
+This is taken from the function message-do-fcc."
+ (message-encode-message-body)
+ (save-restriction
+ (message-narrow-to-headers)
+ (let ((mail-parse-charset message-default-charset))
+ (mail-encode-encoded-word-buffer)))
+ (goto-char (point-min))
+ (when (re-search-forward
+ (concat "^" (regexp-quote mail-header-separator) "$")
+ nil t)
+ (replace-match "" t t )))
+
+(defun notmuch-maildir-message-do-fcc ()
+ "Process Fcc headers in the current buffer.
+
+This is a rearranged version of message mode's message-do-fcc."
+ (let (list file)
+ (save-excursion
+ (save-restriction
+ (message-narrow-to-headers)
+ (setq file (message-fetch-field "fcc" t)))
+ (when file
+ (with-temporary-notmuch-message-buffer
+ (save-restriction
+ (message-narrow-to-headers)
+ (while (setq file (message-fetch-field "fcc" t))
+ (push file list)
+ (message-remove-header "fcc" nil t)))
+ (notmuch-maildir-setup-message-for-saving)
+ ;; Process FCC operations.
+ (while list
+ (setq file (pop list))
+ (notmuch-fcc-handler file))
+ (kill-buffer (current-buffer)))))))
+
+(defun notmuch-fcc-handler (fcc-header)
+ "Store message with file fcc."
+ (notmuch-maildir-fcc-file-fcc fcc-header))
+
+;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
+;; Functions for saving a message using file fcc.
+