[bugfix] Make sure that /db URIs are converted to xmldb:exist:///db URIs when setting Base URI for XSLT transformations

Author: adamretter

exist-core/src/main/java/org/exist/xquery/functions/fn/transform/Options.java

@@ -54,6 +54,7 @@
 import net.sf.saxon.s9api.QName;
 import net.sf.saxon.s9api.XdmValue;
 import org.exist.dom.memtree.NamespaceNode;
+import org.exist.xmldb.XmldbURI;
 import org.exist.xquery.ErrorCodes;
 import org.exist.xquery.XPathException;
 import org.exist.xquery.XQueryContext;
@@ -490,7 +491,13 @@ private Tuple2<String, Source> getStylesheet(final MapType options) throws XPath
         final List<Tuple2<String, Source>> results = new ArrayList<>(1);
         final Optional<String> stylesheetLocation = Options.STYLESHEET_LOCATION.get(options).map(StringValue::getStringValue);
         if (stylesheetLocation.isPresent()) {
-            results.add(Tuple(stylesheetLocation.get(), resolveStylesheetLocation(stylesheetLocation.get())));
+            final String strStylesheetLocationUri;
+            if (stylesheetLocation.get().startsWith("/db/")) {
+                strStylesheetLocationUri = XmldbURI.EMBEDDED_SERVER_URI_PREFIX + stylesheetLocation.get();
+            } else {
+                strStylesheetLocationUri = stylesheetLocation.get();
+            }
+            results.add(Tuple(strStylesheetLocationUri, resolveStylesheetLocation(stylesheetLocation.get())));
         }
 
         final Optional<Node> stylesheetNode = Options.STYLESHEET_NODE.get(options).map(NodeValue::getNode);

exist-core/src/main/java/org/exist/xquery/functions/transform/Transform.java

@@ -181,7 +181,11 @@ public Sequence eval(Sequence[] args, Sequence contextSequence) throws XPathExce
 
         // Parameter 1 & 2
         final Sequence inputNode = args[0];
-        final Item stylesheetItem = args[1].itemAt(0);
+        Item stylesheetItem = args[1].itemAt(0);
+        if (stylesheetItem instanceof StringValue sv && sv.toString().startsWith("/db/")) {
+            // adjust /db like URI to xmldb:exist:///db/ like URI
+            stylesheetItem = new StringValue(XmldbURI.EMBEDDED_SERVER_URI_PREFIX + sv.toString().substring(3));
+        }
 
         // Parse 3rd parameter
         final Node options = args[2].isEmpty() ? null : ((NodeValue) args[2].itemAt(0)).getNode();