(define-key map (kbd "TAB") 'completion-at-point)
map))
+(defun squeeze-unhex-string (string)
+ (with-temp-buffer
+ (let ((case-fold-search t)
+ (start 0))
+ (while (string-match "%[0-9a-f][0-9a-f]" string start)
+ (let* ((s (match-beginning 0))
+ (ch1 (url-unhex (elt string (+ s 1))))
+ (code (+ (* 16 ch1)
+ (url-unhex (elt string (+ s 2))))))
+ (insert (substring string start s)
+ (byte-to-string code))
+ (setq start (match-end 0))))
+ (insert (substring string start)))
+ (buffer-string)))
+
+(defun squeeze-unhex-and-decode-utf8-string (string)
+ (decode-coding-string (squeeze-unhex-string string) 'utf-8))
+
(define-derived-mode squeeze-mode comint-mode "Squeeze"
"Major mode for interacting with the Squeezebox Server CLI.\\<squeeze-mode-map>"
- (add-hook 'comint-preoutput-filter-functions 'url-unhex-string nil t)
+ (add-to-list 'completion-at-point-functions 'squeeze-complete-command-at-point)
+ (add-hook 'comint-preoutput-filter-functions 'squeeze-unhex-and-decode-utf8-string nil t)
(add-hook 'comint-preoutput-filter-functions 'squeeze-update-state nil t))
(defvar squeeze-control-mode-map
(let ((map (make-sparse-keymap)))
(define-key map (kbd "SPC") 'squeeze-control-toggle-power)
- (define-key map (kbd "g") 'squeeze-control-display-players)
+ (define-key map (kbd "f") 'squeeze-control-play-favorite)
+ (define-key map (kbd "g") 'squeeze-control-refresh)
+ (define-key map (kbd "+") 'squeeze-control-volume-up)
+ (define-key map (kbd "-") 'squeeze-control-volume-down)
+ (define-key map (kbd "t") 'squeeze-control-toggle-syncgroup-display)
map))
(define-derived-mode squeeze-control-mode special-mode "SqueezeControl"
"Major mode for controlling Squeezebox Servers.\\<squeeze-control-mode-map>")
-(defun squeeze-update-state (string)
- (dolist (line (split-string string "\n"))
- (squeeze-update-state-from-line line))
- string)
+(defvar squeeze-control-inhibit-display nil)
+
+(lexical-let ((buffer (get-buffer-create " *squeeze-update-state*")))
+ (defun squeeze-update-state (string)
+ ;; FIXME: we could make this a lot more elegant by using the
+ ;; buffer abstraction more
+ (if (cl-position ?\n string)
+ (let (done-something)
+ (with-current-buffer buffer
+ (insert string)
+ (setq string (buffer-string))
+ (erase-buffer))
+ (dolist (line (split-string string "\n"))
+ (when (squeeze-update-state-from-line line)
+ (setq done-something t)))
+ (when done-something
+ (unless squeeze-control-inhibit-display
+ (squeeze-control-display-players))))
+ (with-current-buffer buffer
+ (insert string)))
+ string))
+
+(defconst squeeze-player-line-regexp
+ "^\\(\\(?:[0-9a-f]\\{2\\}%3A\\)\\{5\\}[0-9a-f]\\{2\\}\\) ")
+
+(defun squeeze-find-player (id)
+ (dolist (player squeeze-players)
+ (when (string= id (squeeze-player-playerid player))
+ (return player))))
+
+(defun squeeze-update-power (player state)
+ (if state
+ (setf (squeeze-player-power player) state)
+ (let ((current (squeeze-player-power player)))
+ (setf (squeeze-player-power player)
+ (cond ((string= current "0") "1")
+ ((string= current "1") "0"))))))
+
+(defun squeeze-update-mixer-volume (player value)
+ (let ((current (squeeze-player-volume player))
+ (number (string-to-number value)))
+ (if (string-match "^[-+]" value)
+ (setf (squeeze-player-volume player)
+ (and current (max 0 (min 100 (+ current number)))))
+ (setf (squeeze-player-volume player) number))))
(defun squeeze-update-state-from-line (string)
(cond
((string-match "^players 0" string)
- (setq squeeze-players (squeeze-parse-players-line string)))
- ((string-match "^\\([0-9a-f][0-9a-f]%3A[0-9a-f][0-9a-f]%3A[0-9a-f][0-9a-f]%3A[0-9a-f][0-9a-f]%3A[0-9a-f][0-9a-f]%3A[0-9a-f][0-9a-f]\\) power \\([01]\\)" string)
- (let ((state (match-string 2 string))
- (id (url-unhex-string (match-string 1 string)))
- player)
- (dolist (p squeeze-players)
- (when (string= id (squeeze-player-playerid p))
- (setq player p)
- (return)))
- (setf (squeeze-player-power player) state)))))
+ (setq squeeze-players (squeeze-parse-players-line string))
+ t)
+ ((string-match "^syncgroups" string)
+ (setq squeeze-syncgroups (squeeze-parse-syncgroups-line string))
+ t)
+ ((string-match squeeze-player-line-regexp string)
+ (let ((substring (substring string (match-end 0)))
+ (id (url-unhex-string (match-string 1 string))))
+ (cond
+ ((string-match "^power\\(?: \\([01]\\)\\)?" substring)
+ (let ((state (match-string 1 substring))
+ (player (squeeze-find-player id)))
+ (squeeze-update-power player state))
+ t)
+ ((string-match "^mixer volume \\(\\(?:-\\|%2B\\)?[0-9]*\\)" substring)
+ (let ((value (url-unhex-string (match-string 1 substring)))
+ (player (squeeze-find-player id)))
+ (squeeze-update-mixer-volume player value))
+ t))))))
(defface squeeze-player-face
'((t))
- "Face for displaying players")
-
+ "Face for displaying players"
+ :group 'squeeze)
(defface squeeze-player-on-face
- '((t :weight bold))
- "Face for displaying players which are on")
+ '((t :weight bold :inherit squeeze-player-face))
+ "Face for displaying players which are on"
+ :group 'squeeze)
(defface squeeze-player-off-face
- '((t :weight light))
- "Face for displaying players which are on")
+ '((t :weight light :inherit squeeze-player-face))
+ "Face for displaying players which are off"
+ :group 'squeeze)
+
+(defface squeeze-mixer-face
+ '((t :weight bold))
+ "Face for displaying mixer information"
+ :group 'squeeze)
+(defface squeeze-mixer-muted-face
+ '((t :weight light :inherit squeeze-mixer-face))
+ "Face for displaying mixer information when muted"
+ :group 'squeeze)
+(defface squeeze-mixer-quiet-face
+ '((t :foreground "green3" :inherit squeeze-mixer-face))
+ "Face for quiet volume"
+ :group 'squeeze)
+(defface squeeze-mixer-medium-face
+ '((t :foreground "gold" :inherit squeeze-mixer-face))
+ "Face for medium volume"
+ :group 'squeeze)
+(defface squeeze-mixer-loud-face
+ '((t :foreground "OrangeRed1" :inherit squeeze-mixer-face))
+ "Face for loud volume"
+ :group 'squeeze)
+(defface squeeze-mixer-muted-quiet-face
+ '((t :inherit (squeeze-mixer-muted-face squeeze-mixer-quiet-face)))
+ "Face for quiet volume when muted")
+(defface squeeze-syncgroup-face
+ '((t :slant italic))
+ "Face for syncgroups"
+ :group 'squeeze)
+
+(defun squeeze-mixer-compute-bar (vol width)
+ (let* ((exact (* width (/ vol 100.0)))
+ (nfull (floor exact))
+ (frac (- exact nfull))
+ (nblank (floor (- width exact))))
+ (format "%s%s%s"
+ (make-string nfull ?█)
+ (if (= width (+ nfull nblank))
+ ""
+ (string (aref " ▏▎▍▌▋▊▉█" (floor (+ frac 0.0625) 0.125))))
+ (make-string nblank ? ))))
+
+(defun squeeze-mixer-make-bar (vol width)
+ (let ((bar (squeeze-mixer-compute-bar vol width))
+ (lo (floor (* 0.65 width)))
+ (hi (floor (* 0.9 width))))
+ (concat "▕"
+ (propertize (substring bar 0 lo) 'face 'squeeze-mixer-quiet-face)
+ (propertize (substring bar lo hi) 'face 'squeeze-mixer-medium-face)
+ (propertize (substring bar hi) 'face 'squeeze-mixer-loud-face)
+ (propertize "▏" 'intangible t))))
(defvar squeeze-players ())
+(defvar squeeze-syncgroups ())
+
+(defun squeeze-send-string (control &rest arguments)
+ (let* ((process (get-buffer-process "*squeeze*"))
+ (string (apply #'format control arguments))
+ (length (length string)))
+ (unless (and (> length 0) (char-equal (aref string (1- length)) ?\n))
+ (setq string (format "%s\n" string)))
+ (if process
+ (comint-send-string process string)
+ (error "can't find squeeze process"))))
+
+(defun squeeze-control-query-syncgroups ()
+ (interactive)
+ (squeeze-send-string "syncgroups ?"))
+
+(defun squeeze-control-query-players ()
+ (interactive)
+ (squeeze-send-string "players 0"))
(defun squeeze-control-toggle-power (&optional id)
(interactive)
(unless id
(setq id (get-text-property (point) 'squeeze-playerid)))
- (comint-send-string (get-buffer-process "*squeeze*") (format "%s power\n" id)))
+ (squeeze-send-string "%s power" id))
+
+(defun squeeze-control-play-favorite (&optional favorite id)
+ (interactive "nFavourite: ")
+ (unless id
+ (setq id (get-text-property (point) 'squeeze-playerid)))
+ (squeeze-send-string "%s favorites playlist play item_id:%d" id favorite))
(defun squeeze-control-query-power (&optional id)
(interactive)
(unless id
(setq id (get-text-property (point) 'squeeze-playerid)))
- (comint-send-string (get-buffer-process "*squeeze*") (format "%s power ?\n" id))
- (accept-process-output (get-buffer-process "*squeeze*")))
+ (when id
+ (squeeze-send-string "%s power ?" id)))
+
+(defun squeeze-control-volume-up (&optional id inc)
+ (interactive)
+ (unless inc (setq inc 5))
+ (unless id
+ (setq id (get-text-property (point) 'squeeze-playerid)))
+ (when id
+ (squeeze-send-string "%s mixer volume %+d" id inc)))
+
+(defun squeeze-control-volume-down (&optional id inc)
+ (interactive)
+ (unless inc (setq inc 5))
+ (unless id
+ (setq id (get-text-property (point) 'squeeze-playerid)))
+ (when id
+ (squeeze-send-string "%s mixer volume %+d" id (- inc))))
+
+(defun squeeze-control-volume-set (id val)
+ (interactive)
+ (squeeze-send-string "%s mixer volume %d" id val))
+
+(defun squeeze-control-query-mixer-volume (&optional id)
+ (interactive)
+ (unless id
+ (setq id (get-text-property (point) 'squeeze-playerid)))
+ (when id
+ (squeeze-send-string "%s mixer volume ?" id)))
(defun squeeze-control-player-face (player)
(let ((power (squeeze-player-power player)))
((string= power "0") 'squeeze-player-off-face)
(t 'squeeze-player-face))))
+(defun squeeze-control-listen ()
+ (squeeze-send-string "listen 1"))
+
+(defun squeeze-accept-process-output ()
+ (while (accept-process-output (get-buffer-process "*squeeze*") 0.1 nil t)))
+
+(defun squeeze-control-refresh ()
+ (interactive)
+ (let ((squeeze-control-inhibit-display t))
+ (squeeze-control-query-players)
+ (squeeze-accept-process-output)
+ (squeeze-control-query-syncgroups)
+ (dolist (player squeeze-players)
+ (squeeze-control-query-power (squeeze-player-playerid player))
+ (squeeze-control-query-mixer-volume (squeeze-player-playerid player))))
+ (squeeze-accept-process-output)
+ (squeeze-control-display-players))
+
+(defvar squeeze-control-mixer-map
+ (let ((map (make-sparse-keymap)))
+ (define-key map (kbd "RET") 'squeeze-control-mixer-set-volume)
+ (define-key map [mouse-1] 'squeeze-control-mixer-mouse-1)
+ map))
+
+(defun squeeze-control-compute-volume (pos)
+ (let* ((end (next-single-property-change pos 'keymap))
+ (start (previous-single-property-change end 'keymap)))
+ (/ (* 100 (- (point) start)) (- end start 1))))
+
+(defun squeeze-control-mixer-mouse-1 (event)
+ (interactive "e")
+ (let* ((pos (cadadr event))
+ (val (squeeze-control-compute-volume pos))
+ (id (get-text-property pos 'squeeze-playerid)))
+ (squeeze-control-volume-set id val)))
+
+(defun squeeze-control-mixer-set-volume ()
+ (interactive)
+ (let* ((val (squeeze-control-compute-volume (point)))
+ (id (get-text-property (point) 'squeeze-playerid)))
+ (squeeze-control-volume-set id val)))
+
+(defvar squeeze-control-display-syncgroups nil)
+
+(defun squeeze-control-toggle-syncgroup-display ()
+ (interactive)
+ (setf squeeze-control-display-syncgroups
+ (not squeeze-control-display-syncgroups))
+ (squeeze-control-display-players))
+
+(defun squeeze-control-insert-player (player)
+ (insert (propertize (format "%20s" (squeeze-player-name player))
+ 'face (squeeze-control-player-face player)
+ 'squeeze-playerid (squeeze-player-playerid player)))
+ (when (squeeze-player-volume player)
+ (insert (propertize
+ (squeeze-mixer-make-bar (squeeze-player-volume player) 28)
+ 'squeeze-playerid (squeeze-player-playerid player)
+ 'keymap squeeze-control-mixer-map
+ 'pointer 'hdrag
+ 'rear-nonsticky '(keymap))))
+ (insert (propertize "\n" 'intangible t)))
+
(defun squeeze-control-display-players ()
(interactive)
- (dolist (player squeeze-players)
- (squeeze-control-query-power (squeeze-player-playerid player)))
- (let ((players squeeze-players))
- (with-current-buffer (get-buffer-create "*squeeze-control*")
+ (with-current-buffer (get-buffer-create "*squeeze-control*")
+ (let ((saved (point)))
(squeeze-control-mode)
(read-only-mode -1)
(erase-buffer)
- (dolist (player players)
- (insert (propertize (squeeze-player-name player)
- 'face (squeeze-control-player-face player)
- 'squeeze-playerid (squeeze-player-playerid player))
- "\n"))
- (read-only-mode 1))))
+ (cond
+ (squeeze-control-display-syncgroups
+ (let ((syncgroups squeeze-syncgroups)
+ (seen))
+ (while syncgroups
+ (let ((names (getf syncgroups :names))
+ (members (split-string (getf syncgroups :members) ",")))
+ (insert (propertize names 'face 'squeeze-syncgroup-face) "\n")
+ (dolist (member members)
+ (let ((player (squeeze-find-player member)))
+ (squeeze-control-insert-player player)
+ (push player seen))))
+ (setq syncgroups (cddddr syncgroups)))
+ (insert (propertize "No syncgroup" 'face 'squeeze-syncgroup-face) "\n")
+ (dolist (player squeeze-players)
+ (unless (member player seen)
+ (squeeze-control-insert-player player)))))
+ (t
+ (dolist (player squeeze-players)
+ (squeeze-control-insert-player player))
+ (read-only-mode 1)))
+ (goto-char saved))))
(cl-defstruct (squeeze-player (:constructor squeeze-make-player))
- playerindex playerid uuid ip name model isplayer displaytype canpoweroff connected power)
+ playerindex playerid uuid ip name model isplayer displaytype canpoweroff connected power volume)
(defun squeeze-string-plistify (string start end)
+ (unless end
+ (setq end (length string)))
(save-match-data
(let (result)
(loop
- (message "start: %d" start)
- (if (string-match "\\([a-z]+\\)%3A\\([^ \n]+\\)" string start)
+ (if (string-match "\\([a-z_]+\\)%3A\\([^ \n]+\\)" string start)
(let ((mend (match-end 0)))
(when (> mend end)
(return))
(push (intern (format ":%s" (substring string (match-beginning 1) (match-end 1)))) result)
- (push (url-unhex-string (substring string (match-beginning 2) (match-end 2))) result)
+ (push (decode-coding-string
+ (url-unhex-string (substring string (match-beginning 2) (match-end 2)))
+ 'utf-8)
+ result)
(setq start mend))
(return)))
(nreverse result))))
-(defun squeeze-parse-players-line (string)
- (let ((countpos (string-match " count%3A\\([0-9]\\) " string))
+(defun squeeze-parse-syncgroups-line (string)
+ (let ((syncgroupspos (string-match "^syncgroups " string))
(startpos (match-end 0)))
- (unless countpos
- (message "no count found in players line"))
- (let ((count (parse-integer string (match-beginning 1) (match-end 1)))
- result endpos)
+ (when startpos
+ (squeeze-string-plistify string startpos (length string)))))
+
+(defun squeeze-parse-count (string)
+ (save-match-data
+ (let ((countpos (string-match "count%3A\\([0-9]*\\)\\>" string)))
+ (if countpos
+ (string-to-number
+ (substring string (match-beginning 1) (match-end 1)))
+ (let ((kind
+ (progn (string-match "^\\([a-z]*\\) " string)
+ (substring string (match-beginning 1) (match-end 1)))))
+ (message "no count found in %s line" kind)
+ nil)))))
+
+(defun squeeze-parse-players-line (string)
+ (let ((count (squeeze-parse-count string))
+ (startpos (string-match "playerindex" string))
+ result endpos)
+ (when (> count 0)
(dotimes (i (1- count))
(setq endpos (progn (string-match " connected%3A[0-1] " string startpos)
(match-end 0)))
(push (apply 'squeeze-make-player (squeeze-string-plistify string startpos endpos)) result)
(setq startpos endpos))
- (push (apply 'squeeze-make-player (squeeze-string-plistify string startpos (length string))) result)
- result)))
+ (push (apply 'squeeze-make-player (squeeze-string-plistify string startpos (length string))) result))
+ result))
+
(defun squeeze-complete-command-at-point ()
(save-excursion
(list (progn (backward-word) (point))
(progn (forward-word) (point))
- '(;; General commands and queries
- "login" "can" "version" "listen" "subscribe" "pref"
- "logging" "getstring" "setsncredentials" "debug"
- "exit" "shutdown"
-
- ;; Player commands and queries
- "player" "count" "id" "uuid" "name" "ip" "model" "isplayer"
- "displaytype" "canpoweroff" "?" "signalstrength" "connected"
- "sleep" "sync" "syncgroups" "power" "mixer" "volume" "muting"
- "bass" "treble" "pitch" "show" "display" "linesperscreen"
- "displaynow" "playerpref" "button" "ir" "irenable"
- "connect" "client" "forget" "disconnect" "players"
-
- ;; Database commands and queries
- "rescan" "rescanprogress" "abortscan" "wipecache" "info"
- "total" "genres" "artists" "albums" "songs" "years"
- "musicfolder" "playlists" "tracks" "new" "rename" "delete"
- "edit" "songinfo" "titles" "search" "pragma"
-
- ;; Playlist commands and queries
- "play" "stop" "pause" "mode" "time" "genre" "artist" "album"
- "title" "duration" "remote" "current_title" "path" "playlist"
- "add" "insert" "deleteitem" "move" "delete" "preview" "resume"
- "save" "loadalbum" "addalbum" "loadtracks" "addtracks"
- "insertalbum" "deletealbum" "clear" "zap" "name" "url"
- "modified" "playlistsinfo" "index" "shuffle" "repeat"
- "playlistcontrol"
-
- ;; Compound queries
- "serverstatus" "status" "displaystatus" "readdirectory"
-
- ;; Notifications
-
- ;; Alarm commands and queries
- "alarm" "alarms"
-
- ;; Plugins commands and queries
- "favorites"
- ))))
-
-(defun squeeze ()
+ (append
+ (mapcar 'squeeze-player-playerid squeeze-players)
+ '(;; General commands and queries
+ "login" "can" "version" "listen" "subscribe" "pref"
+ "logging" "getstring" "setsncredentials" "debug"
+ "exit" "shutdown"
+
+ ;; Player commands and queries
+ "player" "count" "id" "uuid" "name" "ip" "model" "isplayer"
+ "displaytype" "canpoweroff" "?" "signalstrength" "connected"
+ "sleep" "sync" "syncgroups" "power" "mixer" "volume" "muting"
+ "bass" "treble" "pitch" "show" "display" "linesperscreen"
+ "displaynow" "playerpref" "button" "ir" "irenable"
+ "connect" "client" "forget" "disconnect" "players"
+
+ ;; Database commands and queries
+ "rescan" "rescanprogress" "abortscan" "wipecache" "info"
+ "total" "genres" "artists" "albums" "songs" "years"
+ "musicfolder" "playlists" "tracks" "new" "rename" "delete"
+ "edit" "songinfo" "titles" "search" "pragma"
+
+ ;; Playlist commands and queries
+ "play" "stop" "pause" "mode" "time" "genre" "artist" "album"
+ "title" "duration" "remote" "current_title" "path" "playlist"
+ "add" "insert" "deleteitem" "move" "delete" "preview" "resume"
+ "save" "loadalbum" "addalbum" "loadtracks" "addtracks"
+ "insertalbum" "deletealbum" "clear" "zap" "name" "url"
+ "modified" "playlistsinfo" "index" "shuffle" "repeat"
+ "playlistcontrol"
+
+ ;; Compound queries
+ "serverstatus" "status" "displaystatus" "readdirectory"
+
+ ;; Notifications
+
+ ;; Alarm commands and queries
+ "alarm" "alarms"
+
+ ;; Plugins commands and queries
+ "favorites"
+ )))))
+
+(defun squeeze-read-server-parameters (address port)
+ (let ((host (read-string "Host: " nil nil address))
+ (port (read-number "Port: " port)))
+ (cons host port)))
+
+(defun squeeze (&optional address port)
(interactive)
- (let ((buffer (make-comint-in-buffer "squeeze" nil
- (cons squeeze-server-address
- squeeze-server-port))))
+ (unless address (setq address squeeze-server-address))
+ (unless port (setq port squeeze-server-port))
+ (when current-prefix-arg
+ (let ((parameters (squeeze-read-server-parameters address port)))
+ (setq address (car parameters)
+ port (cdr parameters))))
+ (let ((buffer (make-comint-in-buffer "squeeze" nil (cons address port))))
(switch-to-buffer buffer)
(squeeze-mode)))
-(defun squeeze-control ()
+(defun squeeze-control (&optional address port)
(interactive)
- (squeeze)
+ (unless address (setq address squeeze-server-address))
+ (unless port (setq port squeeze-server-port))
+ (when current-prefix-arg
+ (let ((parameters (squeeze-read-server-parameters address port)))
+ (setq address (car parameters)
+ port (cdr parameters))))
+ (let ((current-prefix-arg nil))
+ (squeeze address port))
(let ((buffer (get-buffer-create "*squeeze-control*")))
(switch-to-buffer buffer)
+ (squeeze-control-listen)
+ (squeeze-control-refresh)
(squeeze-control-display-players)))
+
+(provide 'squeeze)