X-Git-Url: http://git.indexdata.com/?a=blobdiff_plain;f=etc%2Fcf.xsl;h=61edc04e5769a588664a672c2356d90335fc732e;hb=975af84a25e086c3063390e03ff620beb2981b52;hp=c871ae86f5f9421613b133efc01c06fefd2aac08;hpb=1cafadaca2a0b37d373804640127a081b19da8dd;p=pazpar2-moved-to-github.git

diff --git a/etc/cf.xsl b/etc/cf.xsl
index c871ae8..61edc04 100644
--- a/etc/cf.xsl
+++ b/etc/cf.xsl
@@ -16,17 +16,20 @@
 
   <xsl:param name="medium" />
 
-  <!--
-    According to cf/builder/templates/parseTask.cff, connectors can
-    also generate a "medium" field, but that is ignored in this
-    stylesheet, the rule below instead using an XSLT parameter.
-    Should the data element be used in preference when it is included?
-  -->
-
+  <!-- Use medium parameter if given. Default to medium from connector -->
   <xsl:template match="/record">
     <pz:record>
       <pz:metadata type="medium">
-         <xsl:value-of select="$medium" />
+        <xsl:choose>
+          <xsl:when test="string-length($medium)">
+            <xsl:value-of select="$medium" />
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:if test="medium">
+             <xsl:value-of select="medium" />
+            </xsl:if>
+          </xsl:otherwise>
+        </xsl:choose>
       </pz:metadata>
       <xsl:apply-templates/>
     </pz:record>
@@ -104,6 +107,9 @@
       <xsl:value-of select="."/>
     </pz:metadata>
   </xsl:template>
+  
+  <!-- no-op template to avoid printing medium out --> 
+  <xsl:template match="medium" />
 
   <xsl:template match="*" >
     <pz:metadata type="{local-name()}">