Index: openacs-4/packages/xowf/xowf.info
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowf/xowf.info,v
diff -u -r1.12.2.75 -r1.12.2.76
--- openacs-4/packages/xowf/xowf.info	8 Feb 2022 10:05:32 -0000	1.12.2.75
+++ openacs-4/packages/xowf/xowf.info	21 Feb 2022 12:05:50 -0000	1.12.2.76
@@ -10,16 +10,16 @@
     <inherit-templates-p>t</inherit-templates-p>
     <auto-mount>xowf</auto-mount>
 
-    <version name="5.10.1d27" url="http://openacs.org/repository/download/apm/xowf-5.10.1d27.apm">
+    <version name="5.10.1d28" url="http://openacs.org/repository/download/apm/xowf-5.10.1d28.apm">
         <owner url="mailto:neumann@wu-wien.ac.at">Gustaf Neumann</owner>
         <summary>XoWiki Content Flow - an XoWiki based workflow system implementing state-based behavior of wiki pages and forms</summary>
         <release-date>2021-09-15</release-date>
         <vendor url="http://wu.ac.at">WU Vienna</vendor>
         <license>BSD-Style</license>
         <maturity>2</maturity>
 
-        <provides url="xowf" version="5.10.1d27"/>
-        <requires url="xowiki" version="5.10.1d15"/>
+        <provides url="xowf" version="5.10.1d28"/>
+        <requires url="xowiki" version="5.10.1d18"/>
         <requires url="xotcl-core" version="5.10.1d4"/>
         <requires url="acs-tcl" version="5.10.1d8"/>
         <requires url="acs-automated-testing" version="5.10.0"/>
Index: openacs-4/packages/xowf/lib/inclass-exam.wf
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowf/lib/inclass-exam.wf,v
diff -u -r1.1.2.91 -r1.1.2.92
--- openacs-4/packages/xowf/lib/inclass-exam.wf	31 Jan 2022 15:25:59 -0000	1.1.2.91
+++ openacs-4/packages/xowf/lib/inclass-exam.wf	21 Feb 2022 12:05:50 -0000	1.1.2.92
@@ -52,6 +52,7 @@
 #  - "print-participants" (for lecturers),
 #  - "question-summary" (for lecturers),
 #  - "delete" (for lecturers),
+#  - "toggle-publish-status" (for lecturers),
 #  - "qrcode" (for lecturers)
 #
 # Gustaf Neumann, Feb 2012-2021
@@ -422,8 +423,10 @@
   #
   # Unset the actual query return_url, since we want to use it via
   # property.  In some cases, we have to set it explicitly from the
-  # property, e.g. in www-delete.
+  # property (like in www-delete), or we have to use the actual
+  # passed-in values (like in toggle_publish_status)
   #
+  set ::__passed_in_return_url [:query_parameter return_url:localurl ""]
   ::xo::cc unset_query_parameter return_url
 
   ########################################################################
@@ -438,6 +441,20 @@
   }
 
   ########################################################################
+  # web-callable method "toggle-publish-status"
+  #
+  # Toggle the status of the workflow. This is needed to avoid a bad
+  # interaction with [ad_return_url] as it is used in
+  # www-toggle-publish-status in xowiki, since the workflow definition
+  # unsets the actual return_url, which causes ad_return_url to use
+  # the URL leading to this call (m=toggle-publish-status), causing a
+  # redirection loop.
+  #
+  :proc www-toggle-publish-status {} {
+    next -return_url $::__passed_in_return_url
+  }
+
+  ########################################################################
   # web-callable method "print-answer-table"
   #
   # Print the answers in a tabular form.
Index: openacs-4/packages/xowf/tcl/test-item-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xowf/tcl/test-item-procs.tcl,v
diff -u -r1.7.2.214 -r1.7.2.215
--- openacs-4/packages/xowf/tcl/test-item-procs.tcl	10 Feb 2022 11:50:03 -0000	1.7.2.214
+++ openacs-4/packages/xowf/tcl/test-item-procs.tcl	21 Feb 2022 12:05:50 -0000	1.7.2.215
@@ -4694,7 +4694,7 @@
       #
       # @param obj the exam object
       # @param property the property name
-      # @param deafult default value when property is not found
+      # @param default default value when property is not found
       #
       set p [$obj childpage -name en:result -form inclass-exam-statistics.wf]
       set instance_attributes [$p instance_attributes]