Jo Shields a575963da9 Imported Upstream version 3.6.0
Former-commit-id: da6be194a6b1221998fc28233f2503bd61dd9d14
2014-08-13 10:39:27 +01:00

153 lines
4.5 KiB
C#

//
// XslCopyOf.cs
//
// Authors:
// Ben Maurer (bmaurer@users.sourceforge.net)
// Atsushi Enomoto (ginga@kit.hi-ho.ne.jp)
//
// (C) 2003 Ben Maurer
// (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 System.Xml.XPath;
using System.Xml.Xsl;
namespace Mono.Xml.Xsl.Operations {
internal class XslCopyOf : XslCompiledElement {
XPathExpression select;
public XslCopyOf (Compiler c) : base (c) {}
protected override void Compile (Compiler c)
{
if (c.Debugger != null)
c.Debugger.DebugCompile (c.Input);
c.CheckExtraAttributes ("copy-of", "select");
c.AssertAttribute ("select");
select = c.CompileExpression (c.GetAttribute ("select"));
}
void CopyNode (XslTransformProcessor p, XPathNavigator nav)
{
Outputter outputter = p.Out;
switch (nav.NodeType) {
case XPathNodeType.Root:
XPathNodeIterator itr = nav.SelectChildren (XPathNodeType.All);
while (itr.MoveNext ())
CopyNode (p, itr.Current);
break;
case XPathNodeType.Element:
bool isCData = p.InsideCDataElement;
string prefix = nav.Prefix;
string ns = nav.NamespaceURI;
p.PushElementState (prefix, nav.LocalName, ns, false);
outputter.WriteStartElement (prefix, nav.LocalName, ns);
if (nav.MoveToFirstNamespace (XPathNamespaceScope.ExcludeXml))
{
do {
if (prefix == nav.Name)
continue;
if (nav.Name.Length == 0 && ns.Length == 0)
continue;
outputter.WriteNamespaceDecl (nav.Name, nav.Value);
} while (nav.MoveToNextNamespace (XPathNamespaceScope.ExcludeXml));
nav.MoveToParent ();
}
if (nav.MoveToFirstAttribute())
{
do {
outputter.WriteAttributeString (nav.Prefix, nav.LocalName, nav.NamespaceURI, nav.Value);
} while (nav.MoveToNextAttribute ());
nav.MoveToParent();
}
if (nav.MoveToFirstChild ()) {
do {
CopyNode (p, nav);
} while (nav.MoveToNext ());
nav.MoveToParent ();
}
if (nav.IsEmptyElement)
outputter.WriteEndElement ();
else
outputter.WriteFullEndElement ();
p.PopCDataState (isCData);
break;
case XPathNodeType.Namespace:
if (nav.Name != p.XPathContext.ElementPrefix &&
(p.XPathContext.ElementNamespace.Length > 0 || nav.Name.Length > 0))
outputter.WriteNamespaceDecl (nav.Name, nav.Value);
break;
case XPathNodeType.Attribute:
outputter.WriteAttributeString (nav.Prefix, nav.LocalName, nav.NamespaceURI, nav.Value);
break;
case XPathNodeType.Whitespace:
case XPathNodeType.SignificantWhitespace:
bool cdata = outputter.InsideCDataSection;
outputter.InsideCDataSection = false;
outputter.WriteString (nav.Value);
outputter.InsideCDataSection = cdata;
break;
case XPathNodeType.Text:
outputter.WriteString (nav.Value);
break;
case XPathNodeType.ProcessingInstruction:
outputter.WriteProcessingInstruction (nav.Name, nav.Value);
break;
case XPathNodeType.Comment:
outputter.WriteComment (nav.Value);
break;
}
}
public override void Evaluate (XslTransformProcessor p)
{
if (p.Debugger != null)
p.Debugger.DebugExecute (p, this.DebugInput);
object o = p.Evaluate (select);
XPathNodeIterator itr = o as XPathNodeIterator;
if (itr != null) {
while (itr.MoveNext ())
CopyNode (p, itr.Current);
} else {
XPathNavigator nav = o as XPathNavigator; // RTF
if (nav != null)
CopyNode (p, nav);
else
p.Out.WriteString (XPathFunctions.ToString (o));
}
}
}
}