Don’t add attributes to non·elements in parser

Check to see if it is an element first with `self::*`.

diff --git a/lib/catalog2parser.xslt b/lib/catalog2parser.xslt
index ad38990122665126b0c1419320e4254907f17c67..779157060dc8900ae0c707c6436f469525f1f4cc 100644 (file)
--- a/lib/catalog2parser.xslt
+++ b/lib/catalog2parser.xslt
@@ -88,23 +88,30 @@ If a copy of the M·P·L was not distributed with this file, You can obtain one
                                <xslt:param name="media-type"/>
                                <xslt:param name="result" select="/.."/>
                                <xslt:for-each select="$result/node()">
-                                       <xslt:copy>
-                                               <xslt:if test="string($id)!=''">
-                                                       <xslt:attribute name="书社:parsed-by">
-                                                               <xslt:value-of select="$id"/>
-                                                               <xslt:if test="@书社:parsed-by">
-                                                                       <xslt:text> </xslt:text>
-                                                                       <xslt:value-of select="@书社:parsed-by"/>
+                                       <xslt:choose>
+                                               <xslt:when test="self::*">
+                                                       <xslt:copy>
+                                                               <xslt:if test="string($id)!=''">
+                                                                       <xslt:attribute name="书社:parsed-by">
+                                                                               <xslt:value-of select="$id"/>
+                                                                               <xslt:if test="@书社:parsed-by">
+                                                                                       <xslt:text> </xslt:text>
+                                                                                       <xslt:value-of select="@书社:parsed-by"/>
+                                                                               </xslt:if>
+                                                                       </xslt:attribute>
                                                                </xslt:if>
-                                                       </xslt:attribute>
-                                               </xslt:if>
-                                               <xslt:if test="string($media-type)!=''">
-                                                       <xslt:attribute name="书社:media-type">
-                                                               <xslt:value-of select="$media-type"/>
-                                                       </xslt:attribute>
-                                               </xslt:if>
-                                               <xslt:copy-of select="@*[namespace-uri()!='urn:fdc:ladys.computer:20231231:Shu1She4' or local-name()!='parsed-by' and local-name()!='media-type']|node()"/>
-                                       </xslt:copy>
+                                                               <xslt:if test="string($media-type)!=''">
+                                                                       <xslt:attribute name="书社:media-type">
+                                                                               <xslt:value-of select="$media-type"/>
+                                                                       </xslt:attribute>
+                                                               </xslt:if>
+                                                               <xslt:copy-of select="@*[namespace-uri()!='urn:fdc:ladys.computer:20231231:Shu1She4' or local-name()!='parsed-by' and local-name()!='media-type']|node()"/>
+                                                       </xslt:copy>
+                                               </xslt:when>
+                                               <xslt:otherwise>
+                                                       <xslt:copy-of select="."/>
+                                               </xslt:otherwise>
+                                       </xslt:choose>
                                </xslt:for-each>
                        </xslt:template>
                        <xslt:template match="/">