From ec89b7c98b765bfaaabab455c7b82c1bb55b77a4 Mon Sep 17 00:00:00 2001
From: Stefan van der Walt <stefan@sun.ac.za>
Date: Wed, 30 Nov 2011 23:44:20 -0800
Subject: [PATCH] Display login button in read-only mode.

---
 IPython/frontend/html/notebook/static/js/loginwidget.js | 4 ++++
 IPython/frontend/html/notebook/templates/layout.html    | 2 ++
 IPython/frontend/html/notebook/templates/notebook.html  | 2 ++
 3 files changed, 8 insertions(+)

diff --git a/IPython/frontend/html/notebook/static/js/loginwidget.js b/IPython/frontend/html/notebook/static/js/loginwidget.js
index 6ba8075d6..763118e8d 100644
--- a/IPython/frontend/html/notebook/static/js/loginwidget.js
+++ b/IPython/frontend/html/notebook/static/js/loginwidget.js
@@ -22,12 +22,16 @@ var IPython = (function (IPython) {
 
     LoginWidget.prototype.style = function () {
         this.element.find('button#logout').button();
+        this.element.find('button#login').button();
     };
     LoginWidget.prototype.bind_events = function () {
         var that = this;
         this.element.find("button#logout").click(function () {
             window.location = "/logout";
         });
+        this.element.find("button#login").click(function () {
+            window.location = "/login";
+        });
     };
 
     // Set module variables
diff --git a/IPython/frontend/html/notebook/templates/layout.html b/IPython/frontend/html/notebook/templates/layout.html
index 7d6b5f526..ddc9c444f 100644
--- a/IPython/frontend/html/notebook/templates/layout.html
+++ b/IPython/frontend/html/notebook/templates/layout.html
@@ -25,6 +25,8 @@
     <span id="login_widget">
       {% if current_user and current_user != 'anonymous' %}
         <button id="logout">Logout</button>
+      {% else %}
+        <button id="login">Login</button>
       {% end %}
     </span>
     {% block header %}
diff --git a/IPython/frontend/html/notebook/templates/notebook.html b/IPython/frontend/html/notebook/templates/notebook.html
index 8e6e70daf..037d135c9 100644
--- a/IPython/frontend/html/notebook/templates/notebook.html
+++ b/IPython/frontend/html/notebook/templates/notebook.html
@@ -54,6 +54,8 @@
       {% comment  when appropriate until notebook.html is templated %}
       {% if current_user and current_user != 'anonymous' %}
         <button id="logout">Logout</button>
+      {% else %}
+        <button id="login">Login</button>
       {% end %}
     </span>