// (C) 2003 Atsushi Enomoto
//
+//
+// Permission is hereby granted, free of charge, to any person obtaining
+// a copy of this software and associated documentation files (the
+// "Software"), to deal in the Software without restriction, including
+// without limitation the rights to use, copy, modify, merge, publish,
+// distribute, sublicense, and/or sell copies of the Software, and to
+// permit persons to whom the Software is furnished to do so, subject to
+// the following conditions:
+//
+// The above copyright notice and this permission notice shall be
+// included in all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+//
+
using System;
using System.Collections;
using System.Xml;
using QName = System.Xml.XmlQualifiedName;
namespace Mono.Xml.Xsl.Operations {
- public class XslAttribute : XslCompiledElement {
+ internal class XslAttribute : XslCompiledElement {
XslAvt name, ns;
- string calcName, calcNs;
+ string calcName, calcNs, calcPrefix;
+ XmlNamespaceManager nsm;
XslOperation value;
+ XPathNavigator nav;
+
public XslAttribute (Compiler c) : base (c) {}
protected override void Compile (Compiler c)
{
+ nav = c.Input.Clone ();
+
name = c.ParseAvtAttribute ("name");
+ if (name == null)
+ throw new XsltCompileException ("attribute \"name\" is required on XSLT attribute element.", null, c.Input);
ns = c.ParseAvtAttribute ("namespace");
-
-
+
calcName = XslAvt.AttemptPreCalc (ref name);
-
- if (calcName != null && ns == null) {
- QName q = XslNameUtil.FromString (calcName, c.Input);
- calcName = q.Name;
- calcNs = q.Namespace;
- } else if (ns != null)
+ calcPrefix = String.Empty;
+
+ if (calcName != null) {
+ int colonAt = calcName.IndexOf (':');
+ calcPrefix = colonAt < 0 ? String.Empty : calcName.Substring (0, colonAt);
+ calcName = colonAt < 0 ? calcName : calcName.Substring (colonAt + 1, calcName.Length - colonAt - 1);
+
+ try {
+ XmlConvert.VerifyNCName (calcName);
+ if (calcPrefix != String.Empty)
+ XmlConvert.VerifyNCName (calcPrefix);
+ } catch (XmlException ex) {
+ throw new XsltCompileException ("Invalid attribute name.", ex, c.Input);
+ }
+ }
+ if (calcPrefix != String.Empty && ns == null)
+ calcNs = nav.GetNamespace (calcPrefix);
+ else if (ns != null)
calcNs = XslAvt.AttemptPreCalc (ref ns);
+
+ if (calcNs ==null && calcPrefix != String.Empty) {
+ string test = c.CurrentStylesheet.PrefixInEffect (calcPrefix, null);
+ if (test != null) {
+ string alias = c.CurrentStylesheet.NamespaceAliases [calcPrefix] as string;
+ if (alias != null)
+ calcNs = c.Input.GetNamespace (alias);
+ else
+ calcNs = c.Input.NamespaceURI;
+ }
+ }
+
+ if (ns == null && calcNs == null)
+ nsm = c.GetNsm ();
if (c.Input.MoveToFirstChild ()) {
- value = c.CompileTemplateContent ();
+ value = c.CompileTemplateContent (XPathNodeType.Attribute);
c.Input.MoveToParent ();
}
+
}
public override void Evaluate (XslTransformProcessor p)
{
- string nm, nmsp;
+ string nm, nmsp, prefix;
nm = calcName != null ? calcName : name.Evaluate (p);
- nmsp = calcNs != null ? calcNs : ns != null ? ns.Evaluate (p) : null;
-
- if (nmsp == null)
- throw new NotImplementedException ();
+ nmsp = calcNs != null ? calcNs : ns != null ? ns.Evaluate (p) : String.Empty;
+ prefix = calcPrefix != null ? calcPrefix : String.Empty;
+
+ if (nm == "xmlns")
+ // It is an error. We must recover by not emmiting any attributes
+ // (unless we throw an exception).
+ return;
+
+ int colonAt = nm.IndexOf (':');
+ // local attribute
+ if (colonAt > 0) {
+ prefix = nm.Substring (0, colonAt);
+ nm = nm.Substring (colonAt + 1, nm.Length - colonAt - 1);
+
+ // global attribute
+ if (nmsp == null) {
+ QName q = XslNameUtil.FromString (nm, nsm);
+ nm = q.Name;
+ nmsp = q.Namespace;
+ } else
+ nm = XslNameUtil.LocalNameOf (nm);
+ }
+
+ if (nmsp != String.Empty && prefix == String.Empty) {
+ if (nav.MoveToFirstNamespace (XPathNamespaceScope.ExcludeXml)) {
+ do {
+ if (nav.Value == nmsp) {
+ prefix = nav.Name;
+ break;
+ }
+ } while (nav.MoveToNextNamespace (XPathNamespaceScope.ExcludeXml));
+ nav.MoveToParent ();
+ }
+ }
+
+ if (prefix == "xmlns")
+ prefix = String.Empty; // Should not be allowed.
+
+ XmlConvert.VerifyName (nm);
if (value == null)
- p.Out.WriteAttributeString("", XslNameUtil.LocalNameOf(nm), nmsp, "");
+ p.Out.WriteAttributeString(prefix, nm, nmsp, "");
else {
- StringWriter sw = new StringWriter();
- Outputter outputter = new TextOutputter(sw, true);
- p.PushOutput(outputter);
- value.Evaluate (p);
- p.PopOutput();
- outputter.Done();
- p.Out.WriteAttributeString("", XslNameUtil.LocalNameOf(nm), nmsp, sw.ToString());
+ StringWriter sw = new StringWriter ();
+ Outputter outputter = new TextOutputter (sw, true);
+ p.PushOutput (outputter);
+ value.Evaluate (p);
+ p.PopOutput ();
+ outputter.Done ();
+ p.Out.WriteAttributeString (prefix, nm, nmsp, sw.ToString ());
}
}
}