String-values attributes are now handled correctly in rpn2perl(), and

transcribed into the tree of Perl structures that is set into the
search-handler's $args->{RPN}.  Previously, all string-values
attributes were transcribed as the numeric value 1.

diff --git a/SimpleServer.xs b/SimpleServer.xs
index 0275571..da613c2 100644 (file)
--- a/SimpleServer.xs
+++ b/SimpleServer.xs
@@ -1,5 +1,5 @@
 /*
- * $Id: SimpleServer.xs,v 1.68 2007-08-16 15:12:58 mike Exp $ 
+ * $Id: SimpleServer.xs,v 1.69 2007-08-17 12:31:40 mike Exp $ 
  * ----------------------------------------------------------------------
  * 
  * Copyright (c) 2000-2004, Index Data.
@@ -32,6 +32,7 @@
 #include "proto.h"
 #include "embed.h"
 #include "XSUB.h"
+#include <assert.h>
 #include <yaz/backend.h>
 #include <yaz/log.h>
 #include <yaz/wrbuf.h>
@@ -440,9 +441,24 @@ static SV *rpn2perl(Z_RPNStructure *s)
                              translateOID(elem->attributeSet));
                setMember(hv2, "attributeType",
                          newSViv(*elem->attributeType));
-               assert(elem->which == Z_AttributeValue_numeric);
-               setMember(hv2, "attributeValue",
-                         newSViv(*elem->value.numeric));
+               if (elem->which == Z_AttributeValue_numeric) {
+                   setMember(hv2, "attributeValue",
+                             newSViv(*elem->value.numeric));
+               } else {
+                   assert(elem->which == Z_AttributeValue_complex);
+                   Z_ComplexAttribute *complex = elem->value.complex;
+                   Z_StringOrNumeric *son;
+                   /* We ignore semantic actions and multiple values */
+                   assert(complex->num_list > 0);
+                   son = complex->list[0];
+                   if (son->which == Z_StringOrNumeric_numeric) {
+                       setMember(hv2, "attributeValue",
+                                 newSViv(*son->u.numeric));
+                   } else { /*Z_StringOrNumeric_string*/
+                       setMember(hv2, "attributeValue",
+                                 newSVpv(son->u.string, 0));
+                   }
+               }
                av_push(av, tmp);
            }
            setMember(hv, "attributes", attrs);