Index: openacs-4/packages/xowiki/www/admin/samples/ajax-chat.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/admin/samples/ajax-chat.tcl,v
diff -u -N -r1.8 -r1.8.2.1
--- openacs-4/packages/xowiki/www/admin/samples/ajax-chat.tcl	7 Aug 2017 23:48:31 -0000	1.8
+++ openacs-4/packages/xowiki/www/admin/samples/ajax-chat.tcl	20 Dec 2019 16:32:27 -0000	1.8.2.1
@@ -1,3 +1,8 @@
+ad_page_contract {
+  Sample page generating a xowiki object embedding a chat
+} {
+}
+
 namespace eval ::xowiki::tmp {
   ::xowiki::Object create ajax-chat -noinit \
       -set object_type ::xowiki::Object \
Index: openacs-4/packages/xowiki/www/admin/test.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/admin/test.tcl,v
diff -u -N -r1.46.2.9 -r1.46.2.10
--- openacs-4/packages/xowiki/www/admin/test.tcl	19 Sep 2019 11:28:26 -0000	1.46.2.9
+++ openacs-4/packages/xowiki/www/admin/test.tcl	20 Dec 2019 16:33:55 -0000	1.46.2.10
@@ -1,5 +1,14 @@
-# regression test for xowiki
-# $Id$
+ad_page_contract {
+
+  Regression test for xowiki.
+
+  This should be made part of the acs-automated-testing framework at
+  some point.
+
+  $Id$
+
+}
+
 Object test
 test set passed 0
 test set failed 0
Index: openacs-4/packages/xowiki/www/portlet-ajax.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/portlet-ajax.tcl,v
diff -u -N -r1.7.2.1 -r1.7.2.2
--- openacs-4/packages/xowiki/www/portlet-ajax.tcl	8 May 2019 14:33:40 -0000	1.7.2.1
+++ openacs-4/packages/xowiki/www/portlet-ajax.tcl	20 Dec 2019 16:36:34 -0000	1.7.2.2
@@ -1,6 +1,11 @@
-# like portlet, except with background loading via ajax
-# gustaf neumann, fecit may 2006
+ad_page_contract {
 
+  Like portlet, except with background loading via ajax
+
+  @author Gustaf Neumann
+  @creation_date fecit may 2006
+}
+
 ::xo::Page requireJS urn:ad:js:get-http-object
 
 if {![string match "/*" $portlet]} {
Index: openacs-4/packages/xowiki/www/portlets/calendar-portlet.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowiki/www/portlets/calendar-portlet.tcl,v
diff -u -N -r1.6 -r1.6.2.1
--- openacs-4/packages/xowiki/www/portlets/calendar-portlet.tcl	7 Aug 2017 23:48:31 -0000	1.6
+++ openacs-4/packages/xowiki/www/portlets/calendar-portlet.tcl	20 Dec 2019 16:42:13 -0000	1.6.2.1
@@ -1,4 +1,8 @@
-#
+ad_include_contract {
+  Calendar portlet
+} {
+}
+
 ::xo::Page requireCSS "/resources/calendar/calendar.css"
 
 set date [dt_sysdate]