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;;; mailscripts.el --- functions to access tools in the mailscripts package
;; Author: Sean Whitton <spwhitton@spwhitton.name>
;; Version: 0.12
;; Package-Requires: (notmuch projectile)
;; Copyright (C) 2018, 2019 Sean Whitton
;; This program is free software; you can redistribute it and/or modify
;; it under the terms of the GNU General Public License as published by
;; the Free Software Foundation, either version 3 of the License, or
;; (at your option) any later version.
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
;; GNU General Public License for more details.
;; You should have received a copy of the GNU General Public License
;; along with this program. If not, see <https://www.gnu.org/licenses/>.
;;; Code:
(require 'notmuch)
(require 'projectile)
(defgroup mailscripts nil
"Customisation of functions in the mailscripts package.")
(defcustom mailscripts-extract-patches-branch-prefix nil
"Prefix for git branches created by functions which extract patch series.
E.g. `mailed/'."
:type 'string
:group 'mailscripts)
;;;###autoload
(defun notmuch-slurp-debbug (bug &optional no-open)
"Slurp Debian bug with bug number BUG and open the thread in notmuch.
If NO-OPEN, don't open the thread."
(interactive "sBug number: ")
(call-process-shell-command (concat "notmuch-slurp-debbug " bug))
(unless no-open
(notmuch-show (concat "Bug#" bug))))
;;;###autoload
(defun notmuch-slurp-this-debbug ()
"When viewing a Debian bug in notmuch, download any missing messages."
(interactive)
(let ((subject (notmuch-show-get-subject)))
(when (string-match "Bug#\\([0-9]+\\):" subject)
(notmuch-slurp-debbug (match-string 1 subject) t))
(notmuch-refresh-this-buffer)))
;;;###autoload
(defun notmuch-extract-thread-patches (repo branch)
"Extract patch series in current thread to branch BRANCH in repo REPO.
The target branch may or may not already exist.
See notmuch-extract-patch(1) manpage for limitations: in
particular, this Emacs Lisp function supports passing only entire
threads to the notmuch-extract-patch(1) command."
(interactive "Dgit repo: \nsnew branch name: ")
(let ((thread-id notmuch-show-thread-id)
(default-directory (expand-file-name repo)))
(mailscripts--check-out-branch branch)
(shell-command
(format "notmuch-extract-patch %s | git am"
(shell-quote-argument thread-id))
"*notmuch-apply-thread-series*")))
;;;###autoload
(defun notmuch-extract-thread-patches-projectile ()
"Like `notmuch-extract-thread-patches', but use projectile to choose the repo."
(interactive)
(mailscripts--projectile-repo-and-branch 'notmuch-extract-thread-patches))
;;;###autoload
(defun notmuch-extract-message-patches (repo branch)
"Extract patches attached to current message to branch BRANCH in repo REPO.
The target branch may or may not already exist.
Patches are applied using git-am(1), so we only consider
attachments with filenames which look like they were generated by
git-format-patch(1)."
(interactive "Dgit repo: \nsnew branch name: ")
(with-current-notmuch-show-message
(let ((default-directory (expand-file-name repo))
(mm-handle (mm-dissect-buffer)))
(mailscripts--check-out-branch branch)
(notmuch-foreach-mime-part
(lambda (p)
(let* ((disposition (mm-handle-disposition p))
(filename (cdr (assq 'filename disposition))))
(and filename
(string-match "^[0-9]+-.+\.\\(patch\\|diff\\|txt\\)$" filename)
(mm-pipe-part p "git am"))))
mm-handle))))
;;;###autoload
(defun notmuch-extract-message-patches-projectile ()
"Like `notmuch-extract-message-patches', but use projectile to choose the repo."
(interactive)
(mailscripts--projectile-repo-and-branch 'notmuch-extract-message-patches))
(defun mailscripts--check-out-branch (branch)
(call-process-shell-command
(format "git checkout -b %s"
(shell-quote-argument
(if mailscripts-extract-patches-branch-prefix
(concat mailscripts-extract-patches-branch-prefix branch)
branch)))))
(defun mailscripts--projectile-repo-and-branch (f)
(let ((repo (projectile-completing-read
"Select projectile project: " projectile-known-projects))
(branch (completing-read "Branch name: " nil)))
(funcall f repo branch)))
(provide 'mailscripts)
;;; mailscripts.el ends here
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