;; Copyright (C) 2019 Tim Vaughan
;; Author: Tim Vaughan <timv@ughan.xyz>
-;; Created: 12 December 2019
+;; Created: 8 December 2019
;; Version: 1.0
;; Keywords: multimedia
;; Homepage: http://thelambdalab.xy/emus
"Get all mp3 files in main emus directory."
(directory-files-recursively emus-directory ".*\\.mp3"))
-(defvar emus-records nil
+(defvar emus-tracks nil
"Emus audio library.")
-(defun emus-make-record (artist album title filename &optional pos)
+(defun emus-make-track (artist album title filename &optional pos)
(vector artist album title filename pos))
-(defun emus-record-artist (record)
- (elt record 0))
+(defun emus-track-artist (track)
+ (elt track 0))
-(defun emus-record-album (record)
- (elt record 1))
+(defun emus-track-album (track)
+ (elt track 1))
-(defun emus-record-title (record)
- (elt record 2))
+(defun emus-track-title (track)
+ (elt track 2))
-(defun emus-record-file (record)
- (elt record 3))
+(defun emus-track-file (track)
+ (elt track 3))
-(defun emus-record-browser-pos (record)
- (elt record 4))
+(defun emus-track-browser-pos (track)
+ (elt track 4))
-(defun emus-set-record-browser-pos (record pos)
- (aset record 4 pos))
+(defun emus-set-track-browser-pos (track pos)
+ (aset track 4 pos))
(defun emus--load-library (then)
(emus--suspend-cp)
(let ((proc (emus-get-process))
(tagstr "")
(filenames (emus-get-audio-files)))
- (setq emus-records nil)
+ (setq emus-tracks nil)
(set-process-filter proc (lambda (proc string)
(setq tagstr (concat tagstr string))
(when (string-suffix-p "@P 1\n" string)
- (add-to-list 'emus-records
- (emus--make-record-from-tagstr (car filenames)
- tagstr))
+ (add-to-list 'emus-tracks
+ (emus--make-track-from-tagstr (car filenames
+ tagstr)))
(setq tagstr "")
(setq filenames (cdr filenames))
(if filenames
(emus-send-cmd "lp" (car filenames))
(set-process-filter proc nil)
- (setq emus-records (reverse emus-records))
- (emus--sort-records)
- (unless emus-current-record
- (setq emus-current-record (car emus-records)))
+ (setq emus-tracks (reverse emus-tracks))
+ (emus--sort-tracks)
+ (unless emus-current-track
+ (setq emus-current-track (car emus-tracks)))
(funcall then)
- ;; (emus-render-records)
+ ;; (emus-render-tracks)
(emus--resume-cp)))))
(emus-send-cmd "lp" (car filenames))))
-(defun emus--make-record-from-tagstr (filename tagstr)
+(defun emus--make-track-from-tagstr (filename tagstr)
(let ((artist "")
(album "")
(title ""))
(found-artist (setq artist found-artist))
(found-album (setq album found-album))
(found-title (setq title found-title)))))
- (emus-make-record artist album title filename nil)))
+ (emus-make-track artist album title filename nil)))
-(defun emus--sort-records ()
- (sort emus-records
+(defun emus--sort-tracks ()
+ (sort emus-tracks
(lambda (r1 r2)
- (let ((artist1 (emus-record-artist r1))
- (artist2 (emus-record-artist r2)))
+ (let ((artist1 (emus-track-artist r1))
+ (artist2 (emus-track-artist r2)))
(if (string= artist1 artist2)
- (let ((album1 (emus-record-album r1))
- (album2 (emus-record-album r2)))
+ (let ((album1 (emus-track-album r1))
+ (album2 (emus-track-album r2)))
(string< album1 album2))
(string< artist1 artist2))))))
(defmacro emus--with-library (&rest args)
- `(if emus-records
+ `(if emus-tracks
(progn ,@args)
(emus--load-library
(lambda () ,@args))))
;;; Playback
;;
-(defvar emus-current-record nil)
+(defvar emus-current-track nil)
(defvar emus-state 'stopped)
(defvar emus-continuous-playback t)
(string-suffix-p "@P 0\n" string)
(emus-play-next)))))
-(defun emus-play-record (record)
- "Set RECORD as current and start playing."
+(defun emus-play-track (track)
+ "Set TRACK as current and start playing."
(emus--with-library
- (let ((old-record emus-current-record))
- (emus-send-cmd "l" (emus-record-file record))
+ (let ((old-track emus-current-track))
+ (emus-send-cmd "l" (emus-track-file track))
(setq emus-state 'playing)
- (setq emus-current-record record)
- (emus--update-record old-record)
- (emus--update-record record)
+ (setq emus-current-track track)
+ (emus--update-track old-track)
+ (emus--update-track track)
(emus--resume-cp))))
-(defun emus-select-record (record)
- "Set RECORD as current, but do not start playing."
+(defun emus-select-track (track)
+ "Set TRACK as current, but do not start playing."
(emus--with-library
- (let ((old-record emus-current-record))
+ (let ((old-track emus-current-track))
(setq emus-state 'stopped)
- (setq emus-current-record record)
- (emus--update-record old-record)
- (emus--update-record record)
+ (setq emus-current-track track)
+ (emus--update-track old-track)
+ (emus--update-track track)
(emus-send-cmd "o")
(emus--resume-cp))))
(defun emus-stop ()
- "Stop playback of the current record."
+ "Stop playback of the current track."
(interactive)
(emus--with-library
(setq emus-state 'stopped)
- (emus--update-record emus-current-record)
+ (emus--update-track emus-current-track)
(emus-send-cmd "s")))
(defun emus-playpause ()
(interactive)
(emus--with-library
- (when emus-current-record
+ (when emus-current-track
(if (eq emus-state 'stopped)
- (emus-play-record emus-current-record)
+ (emus-play-track emus-current-track)
(emus-send-cmd "p")
(pcase emus-state
((or 'paused 'stopped) (setq emus-state 'playing))
('playing (setq emus-state 'paused)))
(unless (eq emus-state 'paused)))
- (emus--update-record emus-current-record))))
+ (emus--update-track emus-current-track))))
(defvar emus-current-volume 100)
(defun emus--play-adjacent-track (&optional prev)
(emus--with-library
- (let ((idx (seq-position emus-records emus-current-record))
+ (let ((idx (seq-position emus-tracks emus-current-track))
(offset (if prev -1 +1)))
(if idx
- (let ((next-record (elt emus-records (+ idx offset))))
- (if next-record
+ (let ((next-track (elt emus-tracks (+ idx offset))))
+ (if next-track
(if (eq emus-state 'playing)
- (emus-play-record next-record)
- (emus-select-record next-record))
+ (emus-play-track next-track)
+ (emus-select-track next-track))
(error "Track does not exist")))
(error "No track selected")))))
(defun emus--play-adjacent-album (&optional prev)
(emus--with-library
- (let ((idx (seq-position emus-records emus-current-record)))
+ (let ((idx (seq-position emus-tracks emus-current-track)))
(if idx
(let* ((search-list (if prev
- (reverse (seq-subseq emus-records 0 idx))
- (seq-subseq emus-records (+ idx 1))))
- (current-album (emus-record-album emus-current-record))
- (next-record (seq-some (lambda (r)
- (if (string= (emus-record-album r)
+ (reverse (seq-subseq emus-tracks 0 idx))
+ (seq-subseq emus-tracks (+ idx 1))))
+ (current-album (emus-track-album emus-current-track))
+ (next-track (seq-some (lambda (r)
+ (if (string= (emus-track-album r)
current-album)
nil
- r))
- search-list)))
- (if next-record
+ r)
+ search-list))))
+ (if next-track
(if (eq emus-state 'playing)
- (emus-play-record next-record)
- (emus-select-record next-record))
+ (emus-play-track next-track)
+ (emus-select-track next-track))
(error "Track does not exist")))
(error "No track selected")))))
('paused " [Paused]")
('playing " [Playing]")
(_ ""))
- (if emus-current-record
+ (if emus-current-track
(format " - %.30s (%.20s)"
- (emus-record-title emus-current-record)
- (emus-record-artist emus-current-record))
+ (emus-track-title emus-current-track)
+ (emus-track-artist emus-current-track))
""))
emus-current-volume)))
;;; Browser
;;
-(defun emus--insert-record (record &optional prev-record first)
- (let* ((artist (emus-record-artist record))
- (album (emus-record-album record))
- (title (emus-record-title record))
+(defun emus--insert-track (track &optional prev-track first)
+ (let* ((artist (emus-track-artist track))
+ (album (emus-track-album track))
+ (title (emus-track-title track))
(help-str (format "mouse-1, RET: Play '%.30s' (%.20s)" title artist)))
- (when (or prev-record first)
- (unless (equal (emus-record-artist prev-record) artist)
+ (when (or prev-track first)
+ (unless (equal (emus-track-artist prev-track) artist)
(insert-text-button
(propertize artist 'face 'emus-artist)
- 'action #'emus--click-record
+ 'action #'emus--click-track
'follow-link t
'help-echo help-str
- 'emus-record record)
+ 'emus-track track)
(insert (propertize "\n" 'face 'emus-artist)))
- (unless (equal (emus-record-album prev-record) album)
+ (unless (equal (emus-track-album prev-track) album)
(insert-text-button
(propertize (concat " " album) 'face 'emus-album)
- 'action #'emus--click-record
+ 'action #'emus--click-track
'follow-link t
'help-echo help-str
- 'emus-record record)
+ 'emus-track track)
(insert (propertize "\n" 'face 'emus-album))))
- (emus-set-record-browser-pos record (point))
- (let ((is-current (equal record emus-current-record)))
+ (emus-set-track-browser-pos track (point))
+ (let ((is-current (equal track emus-current-track)))
(insert-text-button
(concat
(if is-current
'face (if is-current
'emus-track-current
'emus-track)))
- 'action #'emus--click-record
+ 'action #'emus--click-track
'follow-link t
'help-echo help-str
- 'emus-record record)
+ 'emus-track track)
(insert (propertize "\n"
'face (if is-current
'emus-track-current
'emus-track))))))
-(defun emus--update-record (record)
- (let ((record-pos (emus-record-browser-pos record)))
+(defun emus--update-track (track)
+ (let ((track-pos (emus-track-browser-pos track)))
(when (and (get-buffer "*emus*")
- (emus-record-browser-pos record))
+ (emus-track-browser-pos track))
(with-current-buffer "*emus*"
(let ((inhibit-read-only t)
(old-point (point)))
- (goto-char record-pos)
+ (goto-char track-pos)
(search-forward "\n")
- (delete-region record-pos (point))
- (goto-char record-pos)
- (emus--insert-record record)
+ (delete-region track-pos (point))
+ (goto-char track-pos)
+ (emus--insert-track track)
(goto-char old-point))))))
-(defun emus--render-records ()
+(defun emus--render-tracks ()
(with-current-buffer "*emus*"
(let ((inhibit-read-only t)
(old-pos (point)))
(erase-buffer)
(goto-char (point-min))
- (let ((prev-record nil))
- (dolist (record emus-records)
- (emus--insert-record record prev-record (not prev-record))
- (setq prev-record record)))
+ (let ((prev-track nil))
+ (dolist (track emus-tracks)
+ (emus--insert-track track prev-track (not prev-track))
+ (setq prev-track track)))
(goto-char old-pos))))
-(defun emus--click-record (button)
- (emus-play-record (button-get button 'emus-record))
+(defun emus--click-track (button)
+ (emus-play-track (button-get button 'emus-track))
(emus-display-status))
(defun emus-centre-current ()
(interactive)
(when (get-buffer "*emus*")
(switch-to-buffer "*emus*")
- (when emus-current-record
- (goto-char (emus-record-browser-pos emus-current-record))
+ (when emus-current-track
+ (goto-char (emus-track-browser-pos emus-current-track))
(recenter))))
(defun emus-browse ()
(emus--with-library
(switch-to-buffer "*emus*")
(emus-browser-mode)
- (emus--render-records)
+ (emus--render-tracks)
(emus-centre-current)))
(defun emus-refresh ()
(interactive)
(emus-stop)
- (setq emus-records nil)
+ (setq emus-tracks nil)
(emus-browse))
(defun emus-playpause-status () (interactive) (emus-playpause) (emus-display-status))
(defun emus-stop-status () (interactive) (emus-stop) (emus-display-status))
(defun emus-volume-up-status () (interactive) (emus-volume-up) (emus-display-status))
(defun emus-volume-down-status () (interactive) (emus-volume-down) (emus-display-status))
-(defun emus-refresh-status () (interactive) (emus-refresh) (emus-display-status))
(defun emus-play-next-status () (interactive) (emus-play-next) (emus-display-status))
(defun emus-play-prev-status () (interactive) (emus-play-prev) (emus-display-status))
(defun emus-play-next-album-status () (interactive) (emus-play-next-album) (emus-display-status))
(defun emus-jump-10s-backward-status () (interactive) (emus-jump-10s-backward) (emus-display-status))
(defun emus-centre-current-status () (interactive) (emus-centre-current) (emus-display-status))
+(defun emus-refresh-status ()
+ (interactive)
+ (emus-stop)
+ (setq emus-tracks nil)
+ (emus--with-library
+ (emus-browse)
+ (emus-display-status)))
+
(defvar emus-browser-mode-map
(let ((map (make-sparse-keymap)))
(define-key map (kbd "SPC") 'emus-playpause-status)
"Keymap for emus.")
(define-derived-mode emus-browser-mode special-mode "emus-browser"
- "Major mode for EMUS music player.")
+ "Major mode for EMUS music player file browser.")
(when (fboundp 'evil-set-initial-state)
(evil-set-initial-state 'emus-browser-mode 'motion))