Enable setting group admin when user is already in group

group/templates/group/group_info.html

@@ -20,9 +20,6 @@
 <div class="info-item">
     <div class="info-item-top">
         <h3 class="inbl">管理员</h3>
-        {% if is_staff %}
-        <a href="javascript:void(0);" class="grp-admin-add op">添加</a>
-        {% endif %}
     </div>
     <ul class="info-item-bottom">
         {% for member in managers %}

group/views.py

@@ -658,7 +658,12 @@ def group_add_admin(request, group_id):
         
         # Check whether user is in the group
         if is_group_user(group_id, member_name):
-            pass
+            try:
+                ccnet_threaded_rpc.group_set_admin(group_id, member_name)
+            except SearpcError, e:
+                result['error'] = _(e.msg)
+                return HttpResponse(json.dumps(result), status=500,
+                                    content_type=content_type)
         else:
             try:
                 ccnet_threaded_rpc.group_add_member(group_id,