doc update; version bump

Restrict accessing form another machine

README.md

@@ -24,7 +24,7 @@ Markdown preview in emacs features:
 ## Run
 
 * `markdown-preview-mode` - start mode and open preview window.
-* `markdown-preview-open-browser` - open priview window for current buffer.
+* `markdown-preview-open-browser` - open preview window for current buffer.
 * `markdown-preview-cleanup` - cleanup running processes (close websocket and http servers).
 
 ## Customize
@@ -38,6 +38,8 @@ Markdown preview in emacs features:
 
 ## Remote access
 
+* Customize `markdown-preview-host` to `0.0.0.0`.
+* Customize `markdown-preview-http-host` to `0.0.0.0`.
 * Set `markdown-preview-auto-open` to `nil` to disable window opening at remote emacs server.
 * Start `markdown-preview-mode`. Http link for preview will be printed to `*Messages*` buffer. If not - run `markdown-preview-open-browser` to get the link printed.
 * Setup 2 tunnels for `0.0.0.0:7379` and `0.0.0.0:9000` and then open preview link in local browser. Adjust tunnels according to your custom `ws-port` and `http-port` settings.

markdown-preview-mode.el

@@ -5,7 +5,7 @@
 ;; Author: Igor Shymko <igor.shimko@gmail.com>
 ;; URL: https://github.com/ancane/markdown-preview-mode
 ;; Keywords: markdown, gfm, convenience
-;; Version: 0.8
+;; Version: 0.9
 ;; Package-Requires: ((emacs "24.3") (websocket "1.6") (markdown-mode "2.0") (cl-lib "0.5") (web-server "0.1.1") (uuidgen "0.3"))
 
 ;; This file is not part of GNU Emacs.
@@ -52,6 +52,11 @@
   :group 'markdown-preview
   :type 'integer)
 
+(defcustom markdown-preview-http-host "localhost"
+  "Markdown preview http server address."
+  :group 'markdown-preview
+  :type 'string)
+
 (defcustom markdown-preview-http-port 9000
   "Markdown preview http server port."
   :group 'markdown-preview
@@ -176,7 +181,7 @@ rendered copy to PREVIEW-FILE, ready to be open in browser."
                            (ws-send-file process filename)
                          (ws-send-404 process)
                          ))))))
-             markdown-preview-http-port)))))
+             markdown-preview-http-port nil :host markdown-preview-http-host)))))
 
 (defun markdown-preview--parse-uuid (headers)
   "Find uuid query param in HEADERS."