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| | ;;; notmuch-print.el --- printing messages from notmuch -*- lexical-binding: t -*-
;;
;; Copyright © David Edmondson
;;
;; This file is part of Notmuch.
;;
;; Notmuch 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.
;;
;; Notmuch 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 Notmuch. If not, see <https://www.gnu.org/licenses/>.
;;
;; Authors: David Edmondson <dme@dme.org>
;;; Code:
(require 'notmuch-lib)
(declare-function notmuch-show-get-prop "notmuch-show" (prop &optional props))
;;; Options
(defcustom notmuch-print-mechanism 'notmuch-print-lpr
"How should printing be done?"
:group 'notmuch-show
:type '(choice
(function :tag "Use lpr" notmuch-print-lpr)
(function :tag "Use ps-print" notmuch-print-ps-print)
(function :tag "Use ps-print then evince" notmuch-print-ps-print/evince)
(function :tag "Use muttprint" notmuch-print-muttprint)
(function :tag "Use muttprint then evince" notmuch-print-muttprint/evince)
(function :tag "Using a custom function")))
;;; Utility functions
(defun notmuch-print-run-evince (file)
"View FILE using 'evince'."
(start-process "evince" nil "evince" file))
(defun notmuch-print-run-muttprint (&optional output)
"Pass the contents of the current buffer to 'muttprint'.
Optional OUTPUT allows passing a list of flags to muttprint."
(apply #'call-process-region (point-min) (point-max)
;; Reads from stdin.
"muttprint"
nil nil nil
;; Show the tags.
"--printed-headers" "Date_To_From_CC_Newsgroups_*Subject*_/Tags/"
output))
;;; User-visible functions
(defun notmuch-print-lpr (msg)
"Print a message buffer using lpr."
(lpr-buffer))
(defun notmuch-print-ps-print (msg)
"Print a message buffer using the ps-print package."
(let ((subject (notmuch-prettify-subject
(plist-get (notmuch-show-get-prop :headers msg) :Subject))))
(rename-buffer subject t)
(ps-print-buffer)))
(defun notmuch-print-ps-print/evince (msg)
"Preview a message buffer using ps-print and evince."
(let ((ps-file (make-temp-file "notmuch" nil ".ps"))
(subject (notmuch-prettify-subject
(plist-get (notmuch-show-get-prop :headers msg) :Subject))))
(rename-buffer subject t)
(ps-print-buffer ps-file)
(notmuch-print-run-evince ps-file)))
(defun notmuch-print-muttprint (msg)
"Print a message using muttprint."
(notmuch-print-run-muttprint))
(defun notmuch-print-muttprint/evince (msg)
"Preview a message buffer using muttprint and evince."
(let ((ps-file (make-temp-file "notmuch" nil ".ps")))
(notmuch-print-run-muttprint (list "--printer" (concat "TO_FILE:" ps-file)))
(notmuch-print-run-evince ps-file)))
(defun notmuch-print-message (msg)
"Print a message using the user-selected mechanism."
(set-buffer-modified-p nil)
(funcall notmuch-print-mechanism msg))
;;; _
(provide 'notmuch-print)
;;; notmuch-print.el ends here
|