(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-hook 'comint-preoutput-filter-functions 'url-unhex-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-refresh)
+ (define-key map (kbd "+") 'squeeze-control-volume-up)
+ (define-key map (kbd "-") 'squeeze-control-volume-down)
+ map))
+
+(define-derived-mode squeeze-control-mode special-mode "SqueezeControl"
+ "Major mode for controlling Squeezebox Servers.\\<squeeze-control-mode-map>")
+
+(defvar squeeze-control-inhibit-display nil)
+
+(defun squeeze-update-state (string)
+ (let (done-something)
+ (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))))
+ 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)))
+ (if (string-match "^[-+]" value)
+ (when current
+ (setf (squeeze-player-volume player) (+ current (string-to-number value))))
+ (setf (squeeze-player-volume player) (string-to-number value)))))
+
+(defun squeeze-update-state-from-line (string)
+ (cond
+ ((string-match "^players 0" string)
+ (setq squeeze-players (squeeze-parse-players-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"
+ :group 'squeeze)
+(defface squeeze-player-on-face
+ '((t :weight bold :inherit squeeze-player-face))
+ "Face for displaying players which are on"
+ :group 'squeeze)
+(defface squeeze-player-off-face
+ '((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")
+
+(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 ?█)
+ (cond ((= width (+ nfull nblank)) "")
+ ((< frac 0.0625) " ")
+ ((< frac 0.1875) "▏")
+ ((< frac 0.3125) "▎")
+ ((< frac 0.4375) "▍")
+ ((< frac 0.5625) "▌")
+ ((< frac 0.6875) "▋")
+ ((< frac 0.8125) "▊")
+ ((< frac 0.9375) "▉")
+ (t "█"))
+ (make-string nblank ? ))))
+
+(defun squeeze-mixer-insert-bar (vol width)
+ (let ((bar (squeeze-mixer-compute-bar vol width))
+ (lo (floor (* 0.65 width)))
+ (hi (floor (* 0.9 width))))
+ (insert ?▕
+ (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)
+ ?▏
+ )))
+
+(defvar squeeze-players ())
+
+(defun squeeze-control-query-players ()
+ (interactive)
+ (comint-send-string (get-buffer-process "*squeeze*") (format "players 0\n")))
+
+(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)))
+
+(defun squeeze-control-query-power (&optional id)
+ (interactive)
+ (unless id
+ (setq id (get-text-property (point) 'squeeze-playerid)))
+ (when id
+ (comint-send-string (get-buffer-process "*squeeze*") (format "%s power ?\n" 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
+ (comint-send-string (get-buffer-process "*squeeze*") (format "%s mixer volume %+d\n" 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
+ (comint-send-string (get-buffer-process "*squeeze*") (format "%s mixer volume %+d\n" id (- inc)))))
+
+(defun squeeze-control-query-mixer-volume (&optional id)
+ (interactive)
+ (unless id
+ (setq id (get-text-property (point) 'squeeze-playerid)))
+ (when id
+ (comint-send-string (get-buffer-process "*squeeze*") (format "%s mixer volume ?\n" id))))
+
+(defun squeeze-control-player-face (player)
+ (let ((power (squeeze-player-power player)))
+ (cond ((string= power "1") 'squeeze-player-on-face)
+ ((string= power "0") 'squeeze-player-off-face)
+ (t 'squeeze-player-face))))
+
+(defun squeeze-control-listen ()
+ (comint-send-string (get-buffer-process "*squeeze*") (format "listen 1\n")))
+
+(defun squeeze-control-refresh ()
+ (interactive)
+ (let ((squeeze-control-inhibit-display t))
+ (squeeze-control-query-players)
+ (accept-process-output (get-buffer-process "*squeeze*"))
+ (dolist (player squeeze-players)
+ (squeeze-control-query-power (squeeze-player-playerid player))
+ (accept-process-output (get-buffer-process "*squeeze*"))
+ (squeeze-control-query-mixer-volume (squeeze-player-playerid player))
+ (accept-process-output (get-buffer-process "*squeeze*"))))
+ (squeeze-control-display-players))
+
+(defun squeeze-control-display-players ()
+ (interactive)
+ (let ((players squeeze-players))
+ (with-current-buffer (get-buffer-create "*squeeze-control*")
+ (squeeze-control-mode)
+ (read-only-mode -1)
+ (erase-buffer)
+ (dolist (player players)
+ (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)
+ (squeeze-mixer-insert-bar (squeeze-player-volume player) 28))
+ (insert "\n"))
+ (read-only-mode 1))))
+
+(cl-defstruct (squeeze-player (:constructor squeeze-make-player))
+ playerindex playerid uuid ip name model isplayer displaytype canpoweroff connected power volume)
+
+(defun squeeze-string-plistify (string start end)
+ (save-match-data
+ (let (result)
+ (loop
+ (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)
+ (setq start mend))
+ (return)))
+ (nreverse result))))
+
+(defun squeeze-parse-players-line (string)
+ (let ((countpos (string-match " count%3A\\([0-9]\\) " 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)
+ (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)))
(defun squeeze-complete-command-at-point ()
(save-excursion
;; Plugins commands and queries
"favorites"
-
))))
(defun squeeze ()
squeeze-server-port))))
(switch-to-buffer buffer)
(squeeze-mode)))
+
+(defun squeeze-control ()
+ (interactive)
+ (squeeze)
+ (let ((buffer (get-buffer-create "*squeeze-control*")))
+ (switch-to-buffer buffer)
+ (squeeze-control-listen)
+ (squeeze-control-refresh)
+ (squeeze-control-display-players)))
projects / squeeze-el.git / blobdiff