Display username when logged in.

undercover/routes.py

@@ -75,10 +75,11 @@ def login_post():
 @writing_blueprint.route('/', methods=['GET'])
 def index_get():
     global index_cache
-    if not index_cache:
+    if not index_cache or 'username' in session:
         index_cache = render_template(
             'writing.jinja2',
-            form=CLForm()
+            form=CLForm(),
+            username=session['username']
         )
     return index_cache
 

undercover/templates/writing.jinja2

@@ -41,6 +41,9 @@
     <h1><span class="logo left">Under</span><span class="logo right">Cover</span></h1>
   </a>
   <h2>The secret cover letter generator</h2>
+  {% if username %}
+    <h3>You are logged in as {{ username }}</h3>
+  {% endif %}
 
   {% from "_formhelpers.jinja2" import render_field %}
   <form method=post id="letter-form">