diff --git a/lib/tapatalker.rb b/lib/tapatalker.rb
index e9f2969..7cf21a4 100644
--- a/lib/tapatalker.rb
+++ b/lib/tapatalker.rb
@@ -78,7 +78,8 @@ helpers do
   end
   
   def make_xmlrpc_datetime( string )
-    Chronic.parse( string )
+    obj = Chronic.parse( string )
+    XMLRPC::DateTime.new( obj.year, obj.month, obj.day, obj.hour, obj.min, obj.sec )
   end
   
   def binary_xmlrpc( string )
@@ -104,22 +105,27 @@ helpers do
   def build_tapatalk_topic( discourse_topic, extra = {} )
     result = {
       'forum_id' => discourse_topic["category_id"].to_s,
+      'forum_name' => binary_xmlrpc( "" ), # TODO
       'topic_id' => discourse_topic["id"].to_s,
       'topic_title' => binary_xmlrpc( discourse_topic["title"].to_s ),
       # 'prefix' => binary_xmlrpc( "" ), # optional
       'post_author_name' => binary_xmlrpc( "" ),
+      'topic_author_name' => binary_xmlrpc( "" ), # override later
+      'topic_author_display_name' => binary_xmlrpc( "" ), # also
       # 'post_author_id' => 0, # required, Int (apparently), level 4
-      # 'is_subscribed' => false, # optional
-      # 'can_subscribe' => false, # optiona;
-      # 'is_closed' => false, # optional
-      # 'icon_url' => "" # optional
+      'is_subscribed' => false, # TODO
+      'can_subscribe' => false, # TODO
+      'is_closed' => false, # TODO
+      'icon_url' => "", # optional, overriden later
       # participated_uids # optional, level 4
-      'post_time' => make_xmlrpc_datetime( discourse_topic['last_posted_at'] ),
+      'post_time' => make_xmlrpc_datetime( discourse_topic['last_posted_at'] ),  # one of these is not like the other
+      'last_reply_time' => make_xmlrpc_datetime( discourse_topic['last_posted_at'] ),
       'reply_number' => discourse_topic['posts_count'].to_i, # reply_count ? 
       'new_post' => !!discourse_topic['unseen'],
       'view_number' => discourse_topic['views'].to_i,
+      'new_post' => false, # TODO
       
-      # 'short_content' => binary_xmlrpc( "" ) # api level 4, not provided by discourse in some calls
+      # 'short_content' => binary_xmlrpc( "" ) # api level 4, not provided by discourse in some calls, TODO
       
     }
     
@@ -133,10 +139,13 @@ helpers do
       orig_poster = discourse_topic["posters"].find {|hsh| hsh['description'].to_s =~ /Original Poster/i }
       
       result["post_author_id"] = orig_poster["user_id"] if orig_poster
+      
       if extra[:users] && result["post_author_id"]
         user = extra[:users].find {|hsh| hsh["id"] == result["post_author_id"] }
         if user
           result["post_author_name"] = binary_xmlrpc( user["username"].to_s ) 
+          result["topic_author_name"] = binary_xmlrpc( user["username"].to_s )
+          result["topic_author_display_name"] = binary_xmlrpc( user["username"].to_s ) # TODO
           result["icon_url"] = make_avatar_url( user["avatar_template"] )
         end
       end
@@ -458,7 +467,6 @@ helpers do
     }
   
     result = {
-      'total_topic_num' => category['topic_count'].to_i,
       'forum_id' => category['id'].to_s,
       'forum_name' => binary_xmlrpc( category['name'].to_s ),
       # 'unread_sticky_count' => 0, # TODO - api level 4
@@ -471,7 +479,7 @@ helpers do
       'prefix_display_name' => binary_xmlrpc( "" ),
       'can_post' => !!category['can_create_topic'], # FIXME: may not be correct!
       'can_upload' => false,
-      # 'require_prefix' => false, # api level 4
+      'require_prefix' => false, # api level 4
     }
     
     topic_list = forum_info.fetch( "topic_list" )
@@ -479,6 +487,8 @@ helpers do
     result['topics'] = topic_list.fetch( "topics" ).collect {|hsh|
       build_tapatalk_topic( hsh, :users => users, :categories => categories )
     }
+
+    result['total_topic_num'] = result['topics'].count
     
     respond_xmlrpc( result )
   end