;; emms-streams.el -- interface to add and play streams ;; Copyright (C) 2004, 2005, 2006 Free Software Foundation, Inc. ;; Authors: Lucas Bonnet ;; Jose A Ortega Ruiz ;; Yoni Rabkin ;; This file is part of EMMS. ;; EMMS 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 2 ;; of the License, or (at your option) any later version. ;; EMMS 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 EMMS; if not, write to the Free Software Foundation, ;; Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. ;;; Commentary: ;; It is part of the EMMS package ;; Heavily based on bmk-mgr.el by Jose A Ortega Ruiz ;; thanks to you ! ;;; Code: (require 'emms) (require 'later-do) (defgroup emms-stream nil "*Add and play streams with EMMS." :group 'emms) (defcustom emms-stream-bookmarks-file "~/.emacs.d/emms-streams" "*The file where you store your favorite emms streams." :type 'file :group 'emms-stream) (defcustom emms-stream-default-action "add" "*The default action when you press RET in the EMMS Stream interface. Can be either \"add\" or \"play\". The default is \"add\"." :type 'string :group 'emms-stream) (defface emms-stream-name-face '((t (:bold t :foreground nil :weight bold))) "Face for stream names." :group 'emms-stream) (defface emms-stream-url-face '((((class color) (background dark)) (:foreground "LightSteelBlue")) (((class color) (background light)) (:foreground "Blue"))) "Face for stream URLs." :group 'emms-stream) (defvar emms-stream-list nil "The list that contains your current stream bookmarks.") (defvar emms-stream-buffer-name "*EMMS Streams*" "The name of the buffer used by emms-stream interface.") (defvar emms-stream-play-hook nil "*A hook run when you add or play an EMMS stream via the popup.") (defvar emms-stream-hook nil "*A hook run when you call emms-streams or emms-stream-popup.") (defvar emms-stream-current-stream nil "The stream currently being played. Needed by the info method, as the track doesn't contain all the needed info.") (defvar emms-stream-popup-old-conf nil "Old window configuration.") (defvar emms-stream-last-stream nil "The last stream added/played by EMMS.") (defvar emms-stream-playlist-buffer nil "The EMMS playlist buffer associated with emms-streams.") ;; Format: (("descriptive name" url feed-number type)) ;; type could be either url or playlist. If url, then it represents a ;; direct IP, otherwite it's a stream playlist (defvar emms-stream-default-list '(("SomaFM: Beatblender" "http://www.somafm.com/beatblender.pls" 1 streamlist) ("SomaFM: Secret Agent" "http://www.somafm.com/secretagent.pls" 1 streamlist) ("SomaFM: Groove Salad" "http://www.somafm.com/groovesalad.pls" 1 streamlist) ("SomaFM: Drone Zone" "http://www.somafm.com/dronezone.pls" 1 streamlist) ("SomaFM: Tag's Trance" "http://www.somafm.com/tagstrance.pls" 1 streamlist) ("Digitally Imported, Trance" "http://www.digitallyimported.com/mp3/trance.pls" 1 streamlist) ("Digitally Imported, Deephouse" "http://www.digitallyimported.com/mp3/deephouse.pls" 1 streamlist) ("Digitally Imported, Mostly Classical" "http://www.digitallyimported.com/mp3/classical.pls" 1 streamlist) ("Digitally Imported, Chillout" "http://www.digitallyimported.com/mp3/chillout.pls" 1 streamlist) ("Digitally Imported, Drum and Bass" "http://www.digitallyimported.com/mp3/drumandbass.pls" 1 streamlist) ("Philosomatika, Goa-Trance" "http://www.philosomatika.com/Philosomatika.pls" 1 streamlist) ("Drum and Bass Radio, BassDrive" "http://www.bassdrive.com/BassDrive.m3u" 1 streamlist) ("Flaresound, Jazzmusique" "http://64.236.34.196:80/stream/1016" 1 url) ("Flaresound, Jazzmusique" "http://205.188.234.4:8004" 2 url) ("Flaresound, L'Electric" "http://www.bp6.com:8002" 1 url) ("Stangs Garage, Eclectic" "http://www.stangsgarage.com/listen.pls" 1 streamlist) ("DNA Lounge, Live" "http://www.dnalounge.com/audio/128.m3u" 1 streamlist) ("Virgin Radio, The Groove" "http://www.smgradio.com/core/audio/ogg/live.pls?service=grbb" 1 streamlist) ("Virgin Radio, Virgin Classic" "http://www.smgradio.com/core/audio/ogg/live.pls?service=vcbb" 1 streamlist) ("Virgin Radio, Virgin 1215AM" "http://www.smgradio.com/core/audio/ogg/live.pls?service=vrbb" 1 streamlist) ("Voices From Within - Words From Beyond" "http://207.200.96.225:8024/listen.pls" 1 streamlist) ("WCPE, Classical Music" "http://www.ibiblio.org/wcpe/wcpe.pls" 1 streamlist))) (defvar emms-stream-mode-map (let ((map (make-keymap))) (suppress-keymap map) (define-key map (kbd "C-a") 'beginning-of-line) (define-key map (kbd "C-e") 'end-of-line) (define-key map (kbd "C-k") 'emms-stream-kill-bookmark) (define-key map (kbd "C-y") 'emms-stream-yank-bookmark) (define-key map (kbd "C-n") 'emms-stream-next-line) (define-key map (kbd "C-p") 'emms-stream-previous-line) (define-key map (kbd "Q") 'emms-stream-quit) (define-key map (kbd "a") 'emms-stream-add-bookmark) (define-key map (kbd "d") 'emms-stream-delete-bookmark) (define-key map (kbd "e") 'emms-stream-edit-bookmark) (define-key map (kbd "h") 'describe-mode) (define-key map (kbd "n") 'emms-stream-next-line) (define-key map (kbd "p") 'emms-stream-previous-line) (define-key map (kbd "q") 'emms-stream-quit) (define-key map (kbd "s") 'emms-stream-save-bookmarks-file) (define-key map (kbd "t") 'emms-stream-toggle-default-action) ;; (define-key map (kbd "u") 'emms-stream-move-bookmark-up) (define-key map (kbd "i") 'emms-stream-info-bookmark) (define-key map (kbd "") 'emms-stream-previous-line) (define-key map (kbd "") 'emms-stream-next-line) (define-key map (kbd "") 'beginning-of-line) (define-key map (kbd "") 'end-of-line) (define-key map (kbd "RET") 'emms-stream-play) map) "Keymap for `emms-stream-menu'.") ;;;###autoload (defun emms-streams () "Opens the EMMS Streams interface." (interactive) (kill-buffer (get-buffer-create emms-stream-buffer-name)) (set-buffer (get-buffer-create emms-stream-buffer-name)) (erase-buffer) (when (string= emms-stream-default-action "play") (emms-stream-create-playlist)) (emms-stream-mode) (switch-to-buffer emms-stream-buffer-name)) (defun emms-stream-mode () (kill-all-local-variables) (buffer-disable-undo) (setq major-mode 'emms-stream-mode) (setq mode-name "EMMS Streams") (use-local-map emms-stream-mode-map) (emms-stream-init) (set (make-local-variable 'truncate-lines) t) (set (make-local-variable 'automatic-hscrolling) t) (set (make-local-variable 'kill-whole-line) t) (set (make-local-variable 'next-line-add-newlines) nil) (goto-char 1) (emms-stream-display) (toggle-read-only 1) (run-hooks 'emms-stream-hook) (set-buffer-modified-p nil) (message "EMMS Stream Menu")) (defun emms-stream-create-playlist () "Create a new EMMS playlist and associate it with emms-streams. This is used when `emms-stream-default-action' is \"play\"." (save-excursion (setq emms-stream-playlist-buffer (emms-playlist-set-playlist-buffer (emms-playlist-new))))) (defun emms-stream-kill-playlist () "Delete the EMMS playlist associated with emms-streams, if one exists." (when (buffer-live-p emms-stream-playlist-buffer) (save-excursion (if (eq emms-stream-playlist-buffer emms-playlist-buffer) (emms-playlist-current-kill) (kill-buffer emms-stream-playlist-buffer))) (setq emms-stream-playlist-buffer nil))) (defun emms-stream-popup-revert () "Revert to the window-configuration from before if there is one, otherwise just remove the special bindings from the stream menu." (interactive) (remove-hook 'emms-pbi-manually-change-song-hook 'emms-pbi-popup-revert) (let ((streambuffer (get-buffer emms-stream-buffer-name))) (when streambuffer (save-excursion (set-buffer streambuffer) ;; (local-unset-key (kbd "q")) (local-unset-key (kbd "TAB"))))) ;; (local-unset-key (kbd "RET"))))) (when emms-stream-popup-old-conf (set-window-configuration emms-stream-popup-old-conf)) (remove-hook 'emms-stream-play-hook 'emms-stream-popup-revert) (remove-hook 'emms-stream-quit-hook 'emms-stream-popup-revert)) (defun emms-stream-popup (&optional popup-height) "Pops up the stream Menu, for the new stream selection. POPUP-HEIGHT is the height of the new frame, defaulting to `emms-popup-default-height'." (interactive) (setq popup-height (or popup-height (/ (window-height) 2))) ;; Split the current screen, and make the stream menu popup (let ((new-window-height (- (window-height) popup-height))) (if (not (> new-window-height 0)) (error "Current window too small to popup menu!")) ;; Save the current window-configuration (setq emms-stream-popup-old-conf (current-window-configuration)) ;; Split and select the menu (let ((buffer-down (split-window-vertically new-window-height))) (select-window buffer-down)) (kill-buffer (get-buffer-create emms-stream-buffer-name)) (switch-to-buffer (get-buffer-create emms-stream-buffer-name)) (erase-buffer) (emms-stream-mode) (add-hook 'emms-stream-play-hook 'emms-stream-popup-revert) (add-hook 'emms-stream-quit-hook 'emms-stream-popup-revert) (local-set-key (kbd "TAB") 'emms-stream-popup-revert) (local-set-key (kbd "RET") 'emms-stream-play) ;; (local-set-key (kbd "q") 'delete-window) ;; Also, forget about the whole thing if the user does something ;; to the window-configuration ;; (add-hook 'window-configuration-change-hook 'emms-stream-popup-forget-conf))) )) (defun emms-stream-init () (setq emms-stream-list (emms-stream-read-file emms-stream-bookmarks-file))) (defun emms-stream-read-file (file) "Returns a sexp." (let ((file (expand-file-name file))) (if (file-readable-p file) (with-temp-buffer (insert-file-contents-literally file) (goto-char (point-min)) (read (current-buffer))) emms-stream-default-list))) (defun emms-stream-save-bookmarks-file () (interactive) (save-excursion (let ((buffer (find-file-noselect emms-stream-bookmarks-file))) (set-buffer buffer) (erase-buffer) (insert "(") (let ((firstp t)) (dolist (stream emms-stream-list) (if (not firstp) (insert "\n ") (setq firstp nil)) (prin1 stream buffer))) (insert ")\n") (save-buffer) (kill-buffer buffer))) (set-buffer-modified-p nil)) (defun emms-stream-display-line (line) (insert (emms-stream-name line)) (add-text-properties (point-at-bol) (point-at-eol) '(face emms-stream-name-face)) (add-text-properties (point-at-bol) (point-at-eol) `(emms-stream ,line)) (insert "\n ") (insert (emms-stream-url line)) (add-text-properties (point-at-bol) (point-at-eol) '(face emms-stream-url-face)) (insert "\n")) (defun emms-stream-display () "Displays the bookmark list in the current buffer, in a human readable way." (mapc 'emms-stream-display-line emms-stream-list) (goto-char (point-min))) ;; Helper functions (defun emms-stream-take (n list) "Takes N elements from LIST." (let ((idx 0) (res '())) (while (< idx n) (setq res (append res (list (nth idx list)))) (setq idx (+ idx 1))) res)) (defun emms-stream-insert-at (n elt list) "Inserts the element ELT in LIST, *before* position N. Positions are counted starting with 0." (let* ((n-1 (- n 1)) (before (emms-stream-take n-1 list)) (after (last list (- (length list) n-1)))) (append before (list elt) after))) (defun emms-stream-insert-several-at (n new-list list) "Inserts the list NEW-LIST in LIST, *before* position N. Positions are counted starting with 0." (let* ((n-1 (- n 1)) (before (emms-stream-take n-1 list)) (after (last list (- (length list) n-1)))) (append before new-list after))) (defun emms-stream-look-behind () "Return non-nil if the position behind the point is an emms-stream." (and (not (bobp)) (get-text-property (1- (point)) 'emms-stream))) (defun emms-stream-back-to-stream () "If we are not on a stream, move backwards to the nearest one." (unless (get-text-property (point) 'emms-stream) (unless (emms-stream-look-behind) (goto-char (or (previous-single-property-change (point) 'emms-stream) (point-min)))) (goto-char (or (previous-single-property-change (point) 'emms-stream) (point-min))))) (defun emms-stream-get-bookmark-at-point () "Returns the bookmark under point." (emms-stream-back-to-stream) (get-text-property (point) 'emms-stream)) (defun emms-stream-redisplay () (let ((inhibit-read-only t)) (erase-buffer) (goto-char (point-min)) (emms-stream-display))) (defun emms-stream-determine-fd (name) "Return a feed descriptor, given NAME. This is the count of the times NAME appears in the bookmark list, plus one." (let ((count 1)) (dolist (feed emms-stream-list) (when (string= (emms-stream-name feed) name) (setq count (1+ count)))) count)) (defun emms-stream-add-bookmark (name url fd type) "Creates a new bookmark, and inserts it at point position. Don't forget to run `emms-stream-save-bookmarks-file' after !" (interactive (list (read-string "Name of the bookmark: ") (read-string "URL: ") nil (completing-read "Type (url or streamlist): " (mapcar #'list '("url" "streamlist"))))) (unless fd (setq fd (emms-stream-determine-fd name))) (let* ((line (emms-line-number-at-pos (point))) (index (+ (/ line 2) 1))) (setq emms-stream-list (emms-stream-insert-at index (list name url fd type) emms-stream-list)) (emms-stream-redisplay) (goto-line line))) (defun emms-stream-delete-bookmark () "Deletes the bookmark under the point. Don't forget to save your modifications !" (interactive) (let ((line (emms-line-number-at-pos (point)))) (setq emms-stream-list (delete (emms-stream-get-bookmark-at-point) emms-stream-list)) (emms-stream-redisplay) (goto-line line))) (defun emms-stream-edit-bookmark () "Change the information of current bookmark." (interactive) (let* ((bookmark (emms-stream-get-bookmark-at-point)) (name (read-from-minibuffer "Description: " (emms-stream-name bookmark))) (url (read-from-minibuffer "URL: " (emms-stream-url bookmark))) (fd (read-from-minibuffer "Feed Descriptor: " (int-to-string (emms-stream-fd bookmark)))) (type (read-from-minibuffer "Type (url or streamlist): " (format "%s" (emms-stream-type bookmark))))) (emms-stream-delete-bookmark) (emms-stream-add-bookmark name url (string-to-number fd) type))) (defun emms-stream-name (el) (car el)) (defun emms-stream-url (el) (cadr el)) (defun emms-stream-fd (el) (car (cddr el))) (defun emms-stream-type (el) (cadr (cddr el))) (defun emms-stream-play () (interactive) (let* ((line (or (get-text-property (point) 'emms-stream) (progn (goto-char (or (previous-single-property-change (point) 'emms-stream) (point-min))) (goto-char (or (previous-single-property-change (point) 'emms-stream) (point-min))) (get-text-property (point) 'emms-stream)) (error "No stream found at point"))) (name (emms-stream-name line)) (url (emms-stream-url line)) (fd (emms-stream-fd line)) (type (emms-stream-type line)) (player (read (concat "emms-" emms-stream-default-action "-" (format "%s" type))))) (setq emms-stream-last-stream line) ;; (funcall emms-stream-default-action url) (funcall player url) (if (string= emms-stream-default-action "add") (message "URL added to playlist"))) (later-do 'emms-mode-line-alter) (run-hooks 'emms-stream-play-hook)) (defun emms-stream-info-bookmark () "Return the station and track information for the streaming audio station under point." (interactive) (if (fboundp 'emms-stream-info-message) (let* ((line (get-text-property (point) 'emms-stream)) (url (emms-stream-url line))) (emms-stream-info-message url)) (message "Streaming media info not available."))) ;; Killing and yanking (defvar emms-stream-killed-streams () "Bookmarks that have been killed.") (defun emms-stream-kill-bookmark () "Kill the current bookmark." (interactive) (let ((stream (emms-stream-get-bookmark-at-point))) (setq emms-stream-list (delete stream emms-stream-list) emms-stream-killed-streams (cons stream emms-stream-killed-streams))) (let ((inhibit-read-only t)) (kill-line 2))) (defun emms-stream-yank-bookmark () "Yank bookmark into the streams buffer." (interactive) (emms-stream-back-to-stream) (let ((inhibit-read-only t) (streams nil)) ;; get all valid streams (save-restriction (narrow-to-region (point) (point)) (yank) (goto-char (point-min)) (while (and (< (point) (point-max)) (car emms-stream-killed-streams) (looking-at "^\\(.+\\)\n \\(.+\\)\n")) (setq streams (cons (car emms-stream-killed-streams) streams) emms-stream-killed-streams (cdr emms-stream-killed-streams)) (goto-char (match-end 0))) (delete-region (point-min) (point-max))) ;; insert streams into list (if streams (let* ((line (emms-line-number-at-pos (point))) (index (+ (/ line 2) 1))) (setq emms-stream-list (emms-stream-insert-several-at index streams emms-stream-list)) (setq line (+ line (* (length streams) 2))) (emms-stream-redisplay) (goto-line line)) (message "Not yanking anything")))) ;; Navigation (defun emms-stream-next-line () (interactive) (when (get-text-property (point) 'emms-stream) (goto-char (or (next-single-property-change (point) 'emms-stream) (point-max)))) (goto-char (or (next-single-property-change (point) 'emms-stream) (point-max))) (forward-line 0)) (defun emms-stream-previous-line () (interactive) (emms-stream-back-to-stream) (goto-char (or (previous-single-property-change (point) 'emms-stream) (point-min))) (goto-char (or (previous-single-property-change (point) 'emms-stream) (point-min))) (forward-line 0)) (defun emms-stream-quit () (interactive) (emms-stream-kill-playlist) (kill-this-buffer) (run-hooks 'emms-stream-quit-hook)) (defun emms-stream-toggle-default-action () (interactive) (if (string= emms-stream-default-action "play") (progn (emms-stream-kill-playlist) (setq emms-stream-default-action "add") (message "Default action is now add")) (emms-stream-create-playlist) (setq emms-stream-default-action "play") (message "Default action is now play"))) ;; info part ; (define-emms-info-method emms-info-url ; :providep 'emms-info-url-providep ; :get 'emms-info-url-get) ;; :set 'emms-info-url-set) ;; A way to get the last element. it is either the only one, or the ;; last one added by emms-add-url. so in both cases, that's what we ;; want. ;; FIXME : not working with the new design. Yrk ? ; (defun emms-stream-last-element () ; (elt emms-playlist (- (length emms-playlist) 1))) (defun emms-info-url-providep (track) (if (eq (emms-track-type track) 'url) t nil)) ; (defun emms-info-url-get (track) ; (make-emms-info ; :title (emms-stream-url (emms-track-get track 'metadata)) ; :artist (emms-stream-name (emms-track-get track 'metadata)) ; :album " " ; :note " " ; :year " " ; :genre " " ; :file (emms-stream-url (emms-track-get track 'metadata)))) ;; Then you register it with emms-info, by adding it to ;; `emms-info-methods-list'. ; (add-to-list 'emms-info-methods-list 'emms-info-url) (defun emms-stream-add-data-to-track (track) (emms-track-set track 'metadata emms-stream-last-stream)) (add-to-list 'emms-track-initialize-functions 'emms-stream-add-data-to-track) ; (when (featurep 'emms-info) ; (eval-when-compile (require 'emms-info)) ; appease byte-compiler ; (add-to-list 'emms-info-methods-list 'emms-info-streamlist) ; (defun emms-info-streamlist-providep (track) ; (if (eq (emms-track-type track) 'streamlist) ; t ; nil)) ; (define-emms-info-method emms-info-streamlist ;; FIXME-PLS ? ; :providep 'emms-info-streamlist-providep ;; FIXME-PLS ? ; :get 'emms-info-url-get)) (provide 'emms-streams) ;;; emms-streams.el ends here