new: dev: favicon for entry

bukuserver/server.py

@@ -530,6 +530,8 @@ def create_app(config_filename=None):
         """Shell context definition."""
         return {'app': app, 'bukudb': bukudb}
 
+    app.jinja_env.filters['netloc'] = lambda x: urlparse(x).netloc  # pylint: disable=no-member
+
     Bootstrap(app)
     # routing
     app.add_url_rule('/api/tags', 'get_tags', get_tags, methods=['GET'])

bukuserver/templates/bukuserver/base.html

@@ -60,6 +60,9 @@
     {% for item in bookmarks %}
     <tr> <td style="overflow-wrap: break-word;">
       <h3>
+        {% if item.url|netloc %}
+          <img src='http://www.google.com/s2/favicons?domain={{item.url|netloc}}'/>
+        {% endif %}
         <a href="{{item.url}}">{{item.title}}</a>
         <a href="{{url_for('bookmark_api-html', id=item.id)}}">
           <span class="glyphicon glyphicon-pencil" aria-hidden="true"></span>