Handles scenario of no OPAC from target

Falls back to straight MARC21 transformation when a target does
not return a given record embedded in an opacRecord as ususally
expected when using OPAC request syntax

diff --git a/etc/opac.xsl b/etc/opac.xsl
index aa1eabe..e4c5457 100644 (file)
--- a/etc/opac.xsl
+++ b/etc/opac.xsl
@@ -59,7 +59,14 @@
   </xsl:template>
 
   <xsl:template match="/">
-    <xsl:apply-templates select="opacRecord/bibliographicRecord"/>
+    <xsl:choose>
+      <xsl:when test="opacRecord">
+        <xsl:apply-templates select="opacRecord/bibliographicRecord"/>
+      </xsl:when>
+      <xsl:otherwise>
+        <xsl:apply-templates/>
+      </xsl:otherwise>
+    </xsl:choose>
   </xsl:template>
 
 </xsl:stylesheet>