/// <summary>
/// Creates a new XPathNavigator positioned at the same node as this XPathNavigator.
/// </summary>
/// <returns>A new XPathNavigator positioned at the same node as this XPathNavigator.</returns>
public override XPathNavigator Clone()
{
DebugEnter("Clone");
var nav = new MacroNavigator(_macro, _nameTable, _state.Clone());
DebugCreate(nav);
DebugReturn("[XPathNavigator]");
return(nav);
}
public void XsltDebugModeAndSortOrder(bool native, bool debug)
{
const string xml = @"<?xml version=""1.0"" encoding=""UTF-8""?>
<root>
<node id=""1"" isDoc=""1"">
<title>title-1</title>
<node id=""3"" isDoc=""1"">
<title>title-3</title>
<node id=""7"" isDoc=""1"">
<title>title-7</title>
</node>
<node id=""8"" isDoc=""1"">
<title>title-8</title>
</node>
</node>
<node id=""5"" isDoc=""1"">
<title>title-5</title>
</node>
</node>
<node id=""2"" isDoc=""1"">
<title>title-2</title>
<node id=""4"" isDoc=""1"">
<title>title-4</title>
</node>
<node id=""6"" isDoc=""1"">
<title>title-6</title>
</node>
</node>
</root>
";
const string xslt = @"<?xml version=""1.0"" encoding=""UTF-8""?>
<!DOCTYPE xsl:stylesheet [
<!ENTITY nbsp "" "">
]>
<xsl:stylesheet
version=""1.0""
xmlns:xsl=""http://www.w3.org/1999/XSL/Transform""
xmlns:msxml=""urn:schemas-microsoft-com:xslt""
xmlns:umbraco.library=""urn:umbraco.library"" xmlns:Exslt.ExsltCommon=""urn:Exslt.ExsltCommon"" xmlns:Exslt.ExsltDatesAndTimes=""urn:Exslt.ExsltDatesAndTimes"" xmlns:Exslt.ExsltMath=""urn:Exslt.ExsltMath"" xmlns:Exslt.ExsltRegularExpressions=""urn:Exslt.ExsltRegularExpressions"" xmlns:Exslt.ExsltStrings=""urn:Exslt.ExsltStrings"" xmlns:Exslt.ExsltSets=""urn:Exslt.ExsltSets"" xmlns:Examine=""urn:Examine""
exclude-result-prefixes=""msxml umbraco.library Exslt.ExsltCommon Exslt.ExsltDatesAndTimes Exslt.ExsltMath Exslt.ExsltRegularExpressions Exslt.ExsltStrings Exslt.ExsltSets Examine "">
<xsl:output method=""xml"" omit-xml-declaration=""yes"" />
<xsl:param name=""currentPage""/>
<xsl:template match=""/"">
<!-- <xsl:for-each select=""/root/* [@isDoc]""> -->
<!-- <xsl:for-each select=""$currentPage/root/* [@isDoc]""> -->
<xsl:for-each select=""/macro/nav/root/* [@isDoc]"">
<xsl:text>! </xsl:text><xsl:value-of select=""title"" /><xsl:text>
</xsl:text>
<xsl:for-each select=""./* [@isDoc]"">
<xsl:text>!! </xsl:text><xsl:value-of select=""title"" /><xsl:text>
</xsl:text>
<xsl:for-each select=""./* [@isDoc]"">
<xsl:text>!!! </xsl:text><xsl:value-of select=""title"" /><xsl:text>
</xsl:text>
</xsl:for-each>
</xsl:for-each>
</xsl:for-each>
</xsl:template>
</xsl:stylesheet>
";
const string expected = @"! title-1
!! title-3
!!! title-7
!!! title-8
!! title-5
! title-2
!! title-4
!! title-6
";
// see http://www.onenaught.com/posts/352/xslt-performance-tip-dont-indent-output
// why aren't we using an XmlWriter here?
var transform = new XslCompiledTransform(debug);
var xmlReader = new XmlTextReader(new StringReader(xslt))
{
EntityHandling = EntityHandling.ExpandEntities
};
var xslResolver = new XmlUrlResolver
{
Credentials = CredentialCache.DefaultCredentials
};
var args = new XsltArgumentList();
// .Default is more restrictive than .TrustedXslt
transform.Load(xmlReader, XsltSettings.Default, xslResolver);
XPathNavigator macro;
if (!native)
{
var source = new TestSource7();
var nav = new NavigableNavigator(source);
//args.AddParam("currentPage", string.Empty, nav.Clone());
var x = new XmlDocument();
x.LoadXml(xml);
macro = new MacroNavigator(new[]
{
// it even fails like that => macro nav. issue?
new MacroNavigator.MacroParameter("nav", x.CreateNavigator()) // nav.Clone())
}
);
}
else
{
var doc = new XmlDocument();
doc.LoadXml("<macro />");
var nav = doc.CreateElement("nav");
doc.DocumentElement.AppendChild(nav);
var x = new XmlDocument();
x.LoadXml(xml);
nav.AppendChild(doc.ImportNode(x.DocumentElement, true));
macro = doc.CreateNavigator();
}
var writer = new StringWriter();
transform.Transform(macro, args, writer);
// this was working with native, debug and non-debug
// this was working with macro nav, non-debug
// but was NOT working (changing the order of nodes) with macro nav, debug
// was due to an issue with macro nav IsSamePosition, fixed
//Console.WriteLine("--------");
//Console.WriteLine(writer.ToString());
Assert.AreEqual(expected.Lf(), writer.ToString().Lf());
}
void DebugCreate(MacroNavigator nav)
{
#if DEBUG
Debug("Create: [MacroNavigator::{0}]", nav._uid);
#endif
}
void DebugCreate(MacroNavigator nav)
{
#if DEBUG
Debug("Create: [MacroNavigator::{0}]", nav._uid);
#endif
}
/// <summary>
/// Creates a new XPathNavigator positioned at the same node as this XPathNavigator.
/// </summary>
/// <returns>A new XPathNavigator positioned at the same node as this XPathNavigator.</returns>
public override XPathNavigator Clone()
{
DebugEnter("Clone");
var nav = new MacroNavigator(_macro, _nameTable, _state.Clone());
DebugCreate(nav);
DebugReturn("[XPathNavigator]");
return nav;
}
// gets the control for the macro, using GetXsltTransform methods for execution
// will pick XmlDocument or Navigator mode depending on the capabilities of the published caches
internal Control LoadMacroXslt(macro macro, MacroModel model, Hashtable pageElements, bool throwError)
{
if (XsltFile.Trim() == string.Empty)
{
TraceWarn("macro", "Xslt is empty");
return new LiteralControl(string.Empty);
}
using (DisposableTimer.DebugDuration<macro>("Executing XSLT: " + XsltFile))
{
XmlDocument macroXml = null;
MacroNavigator macroNavigator = null;
NavigableNavigator contentNavigator = null;
var canNavigate =
UmbracoContext.Current.ContentCache.XPathNavigatorIsNavigable &&
UmbracoContext.Current.MediaCache.XPathNavigatorIsNavigable;
if (!canNavigate)
{
// get master xml document
var cache = UmbracoContext.Current.ContentCache.InnerCache as Umbraco.Web.PublishedCache.XmlPublishedCache.PublishedContentCache;
if (cache == null) throw new Exception("Unsupported IPublishedContentCache, only the Xml one is supported.");
XmlDocument umbracoXml = cache.GetXml(UmbracoContext.Current, UmbracoContext.Current.InPreviewMode);
macroXml = new XmlDocument();
macroXml.LoadXml("<macro/>");
foreach (var prop in macro.Model.Properties)
{
AddMacroXmlNode(umbracoXml, macroXml, prop.Key, prop.Type, prop.Value);
}
}
else
{
var parameters = new List<MacroNavigator.MacroParameter>();
contentNavigator = UmbracoContext.Current.ContentCache.GetXPathNavigator() as NavigableNavigator;
var mediaNavigator = UmbracoContext.Current.MediaCache.GetXPathNavigator() as NavigableNavigator;
foreach (var prop in macro.Model.Properties)
{
AddMacroParameter(parameters, contentNavigator, mediaNavigator, prop.Key, prop.Type, prop.Value);
}
macroNavigator = new MacroNavigator(parameters);
}
if (HttpContext.Current.Request.QueryString["umbDebug"] != null && GlobalSettings.DebugMode)
{
var outerXml = macroXml == null ? macroNavigator.OuterXml : macroXml.OuterXml;
return
new LiteralControl("<div style=\"border: 2px solid green; padding: 5px;\"><b>Debug from " +
macro.Name +
"</b><br/><p>" + HttpContext.Current.Server.HtmlEncode(outerXml) +
"</p></div>");
}
try
{
var xsltFile = getXslt(XsltFile);
using (DisposableTimer.DebugDuration<macro>("Performing transformation"))
{
try
{
var transformed = canNavigate
? GetXsltTransformResult(macroNavigator, contentNavigator, xsltFile) // better?
: GetXsltTransformResult(macroXml, xsltFile); // document
var result = CreateControlsFromText(transformed);
return result;
}
catch (Exception e)
{
Exceptions.Add(e);
LogHelper.WarnWithException<macro>("Error parsing XSLT file", e);
var macroErrorEventArgs = new MacroErrorEventArgs { Name = Model.Name, Alias = Model.Alias, ItemKey = Model.Xslt, Exception = e, Behaviour = UmbracoSettings.MacroErrorBehaviour };
var macroControl = GetControlForErrorBehavior("Error parsing XSLT file: \\xslt\\" + XsltFile, macroErrorEventArgs);
//if it is null, then we are supposed to throw the (original) exception
// see: http://issues.umbraco.org/issue/U4-497 at the end
if (macroControl == null && throwError)
{
throw;
}
return macroControl;
}
}
}
catch (Exception e)
{
Exceptions.Add(e);
LogHelper.WarnWithException<macro>("Error loading XSLT " + Model.Xslt, true, e);
// Invoke any error handlers for this macro
var macroErrorEventArgs = new MacroErrorEventArgs { Name = Model.Name, Alias = Model.Alias, ItemKey = Model.Xslt, Exception = e, Behaviour = UmbracoSettings.MacroErrorBehaviour };
var macroControl = GetControlForErrorBehavior("Error reading XSLT file: \\xslt\\" + XsltFile, macroErrorEventArgs);
//if it is null, then we are supposed to throw the (original) exception
// see: http://issues.umbraco.org/issue/U4-497 at the end
if (macroControl == null && throwError)
{
throw;
}
return macroControl;
}
}
}
