153 lines
4.5 KiB
C#
153 lines
4.5 KiB
C#
//
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// XslCopyOf.cs
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//
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// Authors:
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// Ben Maurer (bmaurer@users.sourceforge.net)
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// Atsushi Enomoto (ginga@kit.hi-ho.ne.jp)
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//
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// (C) 2003 Ben Maurer
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// (C) 2003 Atsushi Enomoto
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//
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//
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// Permission is hereby granted, free of charge, to any person obtaining
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// a copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to
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// permit persons to whom the Software is furnished to do so, subject to
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// the following conditions:
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//
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// The above copyright notice and this permission notice shall be
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// included in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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//
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using System;
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using System.Collections;
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using System.Xml;
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using System.Xml.XPath;
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using System.Xml.Xsl;
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namespace Mono.Xml.Xsl.Operations {
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internal class XslCopyOf : XslCompiledElement {
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XPathExpression select;
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public XslCopyOf (Compiler c) : base (c) {}
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protected override void Compile (Compiler c)
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{
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if (c.Debugger != null)
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c.Debugger.DebugCompile (c.Input);
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c.CheckExtraAttributes ("copy-of", "select");
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c.AssertAttribute ("select");
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select = c.CompileExpression (c.GetAttribute ("select"));
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}
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void CopyNode (XslTransformProcessor p, XPathNavigator nav)
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{
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Outputter outputter = p.Out;
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switch (nav.NodeType) {
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case XPathNodeType.Root:
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XPathNodeIterator itr = nav.SelectChildren (XPathNodeType.All);
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while (itr.MoveNext ())
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CopyNode (p, itr.Current);
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break;
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case XPathNodeType.Element:
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bool isCData = p.InsideCDataElement;
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string prefix = nav.Prefix;
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string ns = nav.NamespaceURI;
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p.PushElementState (prefix, nav.LocalName, ns, false);
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outputter.WriteStartElement (prefix, nav.LocalName, ns);
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if (nav.MoveToFirstNamespace (XPathNamespaceScope.ExcludeXml))
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{
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do {
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if (prefix == nav.Name)
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continue;
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if (nav.Name.Length == 0 && ns.Length == 0)
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continue;
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outputter.WriteNamespaceDecl (nav.Name, nav.Value);
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} while (nav.MoveToNextNamespace (XPathNamespaceScope.ExcludeXml));
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nav.MoveToParent ();
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}
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if (nav.MoveToFirstAttribute())
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{
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do {
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outputter.WriteAttributeString (nav.Prefix, nav.LocalName, nav.NamespaceURI, nav.Value);
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} while (nav.MoveToNextAttribute ());
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nav.MoveToParent();
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}
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if (nav.MoveToFirstChild ()) {
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do {
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CopyNode (p, nav);
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} while (nav.MoveToNext ());
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nav.MoveToParent ();
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}
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if (nav.IsEmptyElement)
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outputter.WriteEndElement ();
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else
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outputter.WriteFullEndElement ();
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p.PopCDataState (isCData);
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break;
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case XPathNodeType.Namespace:
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if (nav.Name != p.XPathContext.ElementPrefix &&
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(p.XPathContext.ElementNamespace.Length > 0 || nav.Name.Length > 0))
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outputter.WriteNamespaceDecl (nav.Name, nav.Value);
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break;
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case XPathNodeType.Attribute:
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outputter.WriteAttributeString (nav.Prefix, nav.LocalName, nav.NamespaceURI, nav.Value);
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break;
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case XPathNodeType.Whitespace:
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case XPathNodeType.SignificantWhitespace:
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bool cdata = outputter.InsideCDataSection;
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outputter.InsideCDataSection = false;
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outputter.WriteString (nav.Value);
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outputter.InsideCDataSection = cdata;
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break;
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case XPathNodeType.Text:
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outputter.WriteString (nav.Value);
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break;
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case XPathNodeType.ProcessingInstruction:
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outputter.WriteProcessingInstruction (nav.Name, nav.Value);
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break;
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case XPathNodeType.Comment:
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outputter.WriteComment (nav.Value);
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break;
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}
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}
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public override void Evaluate (XslTransformProcessor p)
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{
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if (p.Debugger != null)
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p.Debugger.DebugExecute (p, this.DebugInput);
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object o = p.Evaluate (select);
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XPathNodeIterator itr = o as XPathNodeIterator;
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if (itr != null) {
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while (itr.MoveNext ())
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CopyNode (p, itr.Current);
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} else {
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XPathNavigator nav = o as XPathNavigator; // RTF
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if (nav != null)
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CopyNode (p, nav);
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else
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p.Out.WriteString (XPathFunctions.ToString (o));
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}
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}
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}
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}
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