+(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)
+ ;; We don't want text properties leaking from the show renderer into
+ ;; the reply so we use a temp buffer. Also we don't want hooks, such
+ ;; as notmuch-wash-*, to be run on the quotable part so we set
+ ;; notmuch-show-insert-text/plain-hook to nil.
+ (insert (with-temp-buffer
+ (let ((notmuch-show-insert-text/plain-hook nil))
+ ;; Show the part but do not add buttons.
+ (notmuch-show-insert-bodypart message part 0 'no-buttons))
+ (buffer-substring-no-properties (point-min) (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=sexp" "--format-version=1"))
+ 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"))))