Added some changes from Marina (see changes.txt)

extensions/transformiix/source/xpath/NodeSetFunctionCall.cpp

@@ -21,14 +21,17 @@
  * Keith Visco, kvisco@ziplink.net
  *   -- original author.
  *
- * $Id: NodeSetFunctionCall.cpp,v 1.1 2000/04/06 07:45:34 kvisco%ziplink.net Exp $
+ * Marina Mechtcheriakova, mmarina@mindspring.com
+ *   -- changed some behavoir to be more compliant with spec
+ *    
+ * $Id: NodeSetFunctionCall.cpp,v 1.2 2000/04/20 10:12:05 kvisco%ziplink.net Exp $
  */
 
 /**
  * NodeSetFunctionCall
  * A representation of the XPath NodeSet funtions
  * @author <A HREF="mailto:kvisco@ziplink.net">Keith Visco</a>
- * @version $Revision: 1.1 $ $Date: 2000/04/06 07:45:34 $
+ * @version $Revision: 1.2 $ $Date: 2000/04/20 10:12:05 $
 **/
 
 #include "FunctionLib.h"
@@ -129,7 +132,14 @@ ExprResult* NodeSetFunctionCall::evaluate(Node* context, ContextState* cs) {
                     }
                     delete exprResult;
                 }
-                if ( !node ) node = context;
+                //if ( !node ) node = context;  ///Marina
+                else node = context;
+
+                //-- if no node was found just return an empty string (Marina)
+                if ( !node ) {
+                    result = new StringResult("");
+                    break;
+                }
 
                 switch ( type ) {
                     case LOCAL_NAME :

extensions/transformiix/source/xpath/PathExpr.cpp

@@ -20,10 +20,16 @@
  * Contributor(s):
  * Keith Visco, kvisco@ziplink.net
  *   -- original author.
+ *
  * Bob Miller, kbob@oblix.com
  *    -- plugged core leak.
  *
- * $Id: PathExpr.cpp,v 1.1 2000/04/06 07:45:36 kvisco%ziplink.net Exp $
+ * Marina Mechtcheriakova, mmarina@mindspring.com
+ *    -- fixed bug in PathExpr::matches
+ *       - foo//bar would not match properly if there was more than
+ *         one node in the NodeSet (nodes) on the final iteration
+ *
+ * $Id: PathExpr.cpp,v 1.2 2000/04/20 10:12:06 kvisco%ziplink.net Exp $
  */
 
 #include "Expr.h"
@@ -209,18 +215,19 @@ MBool PathExpr::matches(Node* node, Node* context, ContextState* cs) {
     if ( (!node)  || (expressions.getLength() == 0))
        return MB_FALSE;
 
-    NodeSet nodes;
+    NodeSet nodes(3);
+    NodeSet tmpNodes(3);
+
     nodes.add(node);
 
 
     ListIterator* iter = expressions.iterator();
     iter->reverse();
 
-    NodeSet tmpNodes;
-    MBool result = MB_FALSE;
     while ( iter->hasNext() ) {
 
         PathExprItem* pxi = (PathExprItem*)iter->next();
+
         for (int i = 0; i < nodes.size(); i++) {
 
             Node* tnode = nodes.get(i);
@@ -247,18 +254,35 @@ MBool PathExpr::matches(Node* node, Node* context, ContextState* cs) {
                 }
                 default:
                     if ( !iter->hasNext() ) {
-                        result = pxi->pExpr->matches(tnode, context, cs);
+
+                        /*
+                          // PREVIOUS // result = pxi->pExpr->matches(tnode, context, cs);
+                          // result was being overwritten if there was more than one
+                          // node in nodes during the final iteration  (Marina)
+
+                          result = result || pxi->pExpr->matches(tnode, context, cs)
+                        */
+
+                        //-- Just return true if we match here
+                        if (pxi->pExpr->matches(tnode, context, cs)) {
+                            delete iter;
+                            return MB_TRUE;
+                        }
                     }
                     else {
-                        //-- error in expression
-                        tmpNodes.clear();
-                        nodes.clear();
+                        //-- error in expression, will we ever see this?
                         delete iter;
                         return MB_FALSE;
                     }
                     break;
             }
         } //-- for
+
+        if (tmpNodes.size() == 0) {
+            delete iter;
+            return MB_FALSE;
+        }
+
         nodes.clear();
         tmpNodes.copyInto(nodes);
         tmpNodes.clear();
@@ -267,11 +291,15 @@ MBool PathExpr::matches(Node* node, Node* context, ContextState* cs) {
     delete iter;
 
     if ( this->isAbsolute()) {
-        Node* doc = node->getOwnerDocument();
+        Node* doc = 0;
+        if (node->getNodeType() == Node::DOCUMENT_NODE)
+            doc = node;
+        else
+            doc = node->getOwnerDocument();
         return (MBool) nodes.contains(doc);
     }
 
-    return (MBool) (result || (nodes.size() > 0));
+    return (MBool) (nodes.size() > 0);
 
 } //-- matches