add protocol logo to user page activities and followers

fixes #939

also drop page size from 30 to 20

models.py

@@ -37,7 +37,7 @@
 
 # 2048 bits makes tests slow, so use 1024 for them
 KEY_BITS = 1024 if DEBUG else 2048
-PAGE_SIZE = 30
+PAGE_SIZE = 20
 
 # auto delete old objects of these types via the Object.expire property
 # https://cloud.google.com/datastore/docs/ttl

templates/_followers.html

@@ -5,6 +5,9 @@
 <li class="row">
   {% with url=f.user.web_url(), user_as1=f.user.obj.as1 or {} %}
     <a class="follower col-xs-10 col-sm-10 col-lg-6" href="{{ url }}">
+      <span class="logo" title="{{ user.__class__.__name__ }}">
+        {{ f.user.LOGO_HTML|safe }}
+      </span>
       {% with picture=util.get_url(user_as1, 'icon') or util.get_url(user_as1, 'image') %}
         {% if picture %}
           <img class="profile u-photo" src="{{ picture }}" width="48px">

templates/activities.html

@@ -3,6 +3,9 @@
 {% for obj in objects %}
 <li class="row h-entry">
   <div class="e-content col-xs-{{ 5 if show_users else 8 }}">
+    {% if obj.source_protocol %}
+      <span class="logo">{{ PROTOCOLS[obj.source_protocol].LOGO_HTML|safe }}</span>
+    {% endif %}
     {{ obj.actor_link(user=user)|safe }}
     {{ obj.phrase|safe }}
     {% if obj.url %}<a target="_blank" href="{{ obj.url }}" class="u-url">{% endif %}