Index: openacs-4/packages/xolp/xolp.info
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xolp/xolp.info,v
diff -u -N -r1.2 -r1.3
--- openacs-4/packages/xolp/xolp.info	11 Apr 2019 08:54:23 -0000	1.2
+++ openacs-4/packages/xolp/xolp.info	11 Apr 2019 15:36:54 -0000	1.3
@@ -9,15 +9,15 @@
     <implements-subsite-p>f</implements-subsite-p>
     <inherit-templates-p>f</inherit-templates-p>
     
-    <version name="0.2d" url="http://openacs.org/repository/download/apm/xolp-0.2d.apm">
+    <version name="0.3d" url="http://openacs.org/repository/download/apm/xolp-0.3d.apm">
         <owner url="mailto:michael@aram.at">Michael Aram</owner>
         <summary>High performance, analytics-oriented storage infrastructure for competency-based learning performance.</summary>
         <release-date>2016-11-15</release-date>
         <vendor url="https://learn.wu.ac.at">Learn@WU</vendor>
         <description format="text/html">The &lt;code&gt;xolp&lt;/code&gt; package provides an infrastructure for storing and retrieving indicators, such as a student&#39;s assessment grade. The implemented data model with its accompanying application programming interface provides a data mart for analysing learners&#39; learning performance.</description>
         <maturity>0</maturity>
 
-        <provides url="xolp" version="0.2d"/>
+        <provides url="xolp" version="0.3d"/>
         <requires url="xotcl-core" version="0.150"/>
         <requires url="acs-datetime" version="5.9.1"/>
 
Index: openacs-4/packages/xolp/catalog/xolp.de_DE.ISO-8859-1.xml
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xolp/catalog/xolp.de_DE.ISO-8859-1.xml,v
diff -u -N
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ openacs-4/packages/xolp/catalog/xolp.de_DE.ISO-8859-1.xml	11 Apr 2019 15:36:54 -0000	1.1
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<message_catalog package_key="xolp" locale="de_DE" charset="ISO-8859-1">
+  <msg key="pretty_name">XOLP</msg>
+</message_catalog>
Index: openacs-4/packages/xolp/catalog/xolp.en_US.ISO-8859-1.xml
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xolp/catalog/xolp.en_US.ISO-8859-1.xml,v
diff -u -N
--- /dev/null	1 Jan 1970 00:00:00 -0000
+++ openacs-4/packages/xolp/catalog/xolp.en_US.ISO-8859-1.xml	11 Apr 2019 15:36:54 -0000	1.1
@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="ISO-8859-1"?>
+<message_catalog package_key="xolp" locale="en_US" charset="ISO-8859-1">
+  <msg key="pretty_name">XOLP</msg>
+</message_catalog>
Index: openacs-4/packages/xolp/tcl/xolp-activity-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xolp/tcl/xolp-activity-procs.tcl,v
diff -u -N -r1.3 -r1.4
--- openacs-4/packages/xolp/tcl/xolp-activity-procs.tcl	29 Jun 2018 17:27:19 -0000	1.3
+++ openacs-4/packages/xolp/tcl/xolp-activity-procs.tcl	11 Apr 2019 15:36:54 -0000	1.4
@@ -137,6 +137,15 @@
     return $result_dict
   }
 
+  ::xolp::Activity ad_proc get_activities_of_package {
+    {-package_id:required}
+  } {
+    @return IDs of all activities of a package
+  } {
+    set sql "SELECT iri, title FROM xolp_activity_dimension WHERE package_id = :package_id"
+    return [::xo::dc list_of_lists acitivities_of_package $sql]
+  }
+
   ::xolp::Activity ad_proc new_persistent_object {
     {-iri:required}
     {-title ""}
@@ -158,6 +167,19 @@
     next
   }
 
+  ::xolp::Activity ad_proc update_title {
+    {-activity_version_id:required}
+    {-title ""}
+  } {
+    Updates the activity in the xolp_activity_dimension table (without creating a new version).
+  } {
+      ::xo::dc dml update_activity {
+        UPDATE xolp_activity_dimension
+        SET title = :title, scd_valid_from = current_timestamp
+        WHERE activity_version_id = :activity_version_id
+      }
+  }
+
   ::xolp::Activity ad_proc update {
     {-iri}
     args
Index: openacs-4/packages/xolp/tcl/xolp-competency-procs.tcl
===================================================================
RCS file: /usr/local/cvsroot/openacs-4/packages/xolp/tcl/xolp-competency-procs.tcl,v
diff -u -N -r1.4 -r1.5
--- openacs-4/packages/xolp/tcl/xolp-competency-procs.tcl	11 Apr 2019 08:53:29 -0000	1.4
+++ openacs-4/packages/xolp/tcl/xolp-competency-procs.tcl	11 Apr 2019 15:36:54 -0000	1.5
@@ -156,6 +156,18 @@
     }
   }
 
+  ::xolp::Competency ad_proc get_competencies {
+    {-competency_iri:required}
+  } {
+    @return List of competency IRIs attached to the given competency.
+  } {
+      return [::xo::dc list get_competencies {
+          SELECT competency_iri
+          FROM xolp_competency_hierarchy_bridge
+          WHERE context_competency_iri = :competency_iri
+      }]
+  }
+
   #
   # Bridge: Indicators (facts) reference sets of competencies
   #