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Diffstat (limited to 'lisp/emms-librefm-client.el')
-rw-r--r-- | lisp/emms-librefm-client.el | 141 |
1 files changed, 0 insertions, 141 deletions
diff --git a/lisp/emms-librefm-client.el b/lisp/emms-librefm-client.el deleted file mode 100644 index 56ee543..0000000 --- a/lisp/emms-librefm-client.el +++ /dev/null @@ -1,141 +0,0 @@ -;;; emms-librefm-client.el --- Last.FM Music API - -;; Copyright (C) 2014 Free Software Foundation, Inc. - -;; Author: Yoni Rabkin <yrk@gnu.org> - -;; Keywords: emms, libre.fm - -;; 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 3, 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; see the file COPYING. If not, write to the Free -;; Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, -;; MA 02110-1301, USA. - - -;;; Code: - -(defvar emms-librefm-client-handshake-url - "turtle.libre.fm" - "Endpoint for client handshake.") - -(defvar emms-librefm-client-method - "http" - "Transfer method.") - -(defvar emms-librefm-client-username - "" - "Libre.fm username.") - -(defvar emms-librefm-client-password - "" - "Libre.fm user password.") - -(defvar emms-librefm-client-debug - "" - "Debugging variable to store communication.") - -(defvar emms-librefm-client-session-id - "" - "Session ID for Libre.fm.") - -(defvar emms-librefm-client-now-playing-url - "" - "URL for getting the track playing.") - -(defvar emms-librefm-client-submission-url - "" - "URL for submissions.") - - -(defun emms-librefm-client-handshake-string (url username password) - "Return the client handshake string." - (when (= 0 (length url)) - (error "bad url")) - (when (= 0 (length username)) - (error "bad username")) - (when (= 0 (length password)) - (error "bad password")) - (let ((timestamp (format-time-string "%s"))) - (concat emms-librefm-client-method - "://" - url "/?" - "hs=true" "&" - "p=1.2" "&" - "c=emm" "&" - "v=1.0" "&" - "u=" (url-encode-url username) "&" - "t=" timestamp "&" - "a=" (md5 (concat (md5 password) timestamp))))) - -(defun emms-librefm-client-handshake-call (url username password) - "Perform client handshake and return a response in a buffer." - (let ((url-request-method "POST")) - (let ((response - (url-retrieve-synchronously - (emms-librefm-client-handshake-string - url username password)))) - (setq emms-librefm-client-debug - (with-current-buffer response - (buffer-substring-no-properties (point-min) - (point-max)))) - response))) - -(defun emms-librefm-client-handle-handshake-response (resbuf) - "Handle the client handshake server response." - (when (not (bufferp resbuf)) - (error "response not a buffer")) - (with-current-buffer resbuf - (goto-char (point-min)) - (when (not (re-search-forward "^.*200 OK$" (point-at-eol) t)) - (error "bad HTTP server response")) - ;; go to the start of the FM response - (when (not (re-search-forward "\n\n" (point-max) t)) - (error "bad FM server response")) - (let ((status (buffer-substring (point-at-bol) - (point-at-eol)))) - (when (not (string= status "OK")) - (error "FM server returned: %s" status)) - (let (session-id - now-playing-url - submission-url) - (forward-line 1) - (setq session-id (buffer-substring (point-at-bol) - (point-at-eol))) - (forward-line 1) - (setq now-playing-url (buffer-substring (point-at-bol) - (point-at-eol))) - (forward-line 1) - (setq submission-url (buffer-substring (point-at-bol) - (point-at-eol))) - (when (or (= 0 (length session-id)) - (= 0 (length now-playing-url)) - (= 0 (length submission-url))) - (error "couldn't parse FM server response")) - (setq emms-librefm-client-session-id session-id - emms-librefm-client-now-playing-url now-playing-url - emms-librefm-client-submission-url submission-url) - (message "handshake successful"))))) - -(defun emms-librefm-client-handshake () - "Perform handshake call and handle response." - (emms-librefm-client-handle-handshake-response - (emms-librefm-client-handshake-call - emms-librefm-client-handshake-url - emms-librefm-client-username - emms-librefm-client-password))) - - -(provide 'emms-librefm-client) - - -;;; emms-librefm-client.el ends here |