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;;; jao-mpris.el --- mpris players control -*- lexical-binding: t; -*-
;; Copyright (C) 2020 jao
;; Author: jao <mail@jao.io>
;; Keywords: multimedia
;; 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/>.
;;; Commentary:
;; controlling and showing info on mpris players
;;; Code:
(require 'dbus)
(require 'jao-minibuffer)
(require 'jao-emms-info-track)
(defun jao-mpris--playerctl (&rest args)
(shell-command-to-string (format "playerctl %s"
(mapconcat #'shell-quote-argument args " "))))
(defmacro jao-playerctl--def (name &rest args)
`(defun ,name () (interactive) (jao-mpris--playerctl ,@args)))
(jao-playerctl--def jao-mpris-play-pause "play-pause")
(jao-playerctl--def jao-mpris-next "next")
(jao-playerctl--def jao-mpris-previous "previous")
(defun jao-playerctl--status (&optional sep)
(let* ((sep (or sep " ||| "))
(fmt (mapconcat 'identity
'("{{status}}"
"{{xesam:trackNumber}}"
"{{title}}"
"{{artist}}"
"{{album}}"
"{{duration(mpris:length)}}")
sep))
(m (jao-mpris--playerctl "metadata" "--format" fmt)))
(split-string (car (split-string m "\n")) sep)))
;;;###autoload
(defun jao-mpris-status-times ()
(interactive)
(let ((m (jao-mpris--playerctl "metadata" "--format"
(concat "{{duration(position)}}/"
"{{duration(mpris:length)}}"))))
(jao-notify (string-trim m) "Playing")))
;;;###autoload
(defun jao-mpris-show-osd ()
(interactive)
(jao-notify jao-spotify-track-string))
;;;###autoload
(defun jao-mpris-artist-title ()
(when-let (s (jao-mpris--playerctl "metadata"
"--format"
"{{artist}}|||{{title}}"))
(let ((s (split-string (string-trim s) "|||")))
(cons (car s) (cadr s)))))
(defvar jao-mpris-track-string "")
(defun jao-mpris--track (&rest info)
(let ((cs (or info (jao-playerctl--status))))
(if (string= "Playing" (or (elt cs 0) ""))
(let* ((track (format "%s" (elt cs 1)))
(title (elt cs 2))
(artist (elt cs 3))
(album (elt cs 4))
(length (elt cs 5))
(duration (cond ((stringp length) length)
((numberp length)
(jao-emms--fmt-time (/ length 1e6) "")))))
(setq jao-mpris-track-string
(format "♪ %s %s %s%s%s"
(jao--put-face track 'jao-emms-font-lock-track)
(jao--put-face title 'jao-emms-font-lock-title)
(jao--put-face artist 'jao-emms-font-lock-artist)
(jao--put-face (if album (format " (%s)" album) "")
'jao-emms-font-lock-album)
(if duration (format " [%s]" duration) ""))))
(setq jao-mpris-track-string "")))
(jao-minibuffer-refresh))
(jao-minibuffer-add-variable 'jao-mpris-track-string t)
(defun jao-mpris--handler (iname properties &rest args)
(when properties
(let ((st (caadr (assoc "PlaybackStatus" properties)))
(md (caadr (assoc "Metadata" properties))))
(cond ((and st (not (string= "Playing" st)))
(setq jao-spotify-track-string ""))
(md (let ((tno (caadr (assoc "xesam:trackNumber" md)))
(tlt (caadr (assoc "xesam:title" md)))
(art (caaadr (assoc "xesam:artist" md)))
(alb (caadr (assoc "xesam:album" md)))
(len (caadr (assoc "mpris:length" md))))
(setq jao-debug md)
(jao-mpris--track "Playing" tno tlt art alb len)))))))
;;;###autoload
(defun jao-mpris-minibuffer-register (name &optional bus)
(dbus-register-signal (or bus :session)
name
"/org/mpris/MediaPlayer2"
"org.freedesktop.DBus.Properties"
"PropertiesChanged"
'jao-mpris--handler))
(provide 'jao-mpris)
;;; jao-mpris.el ends here
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