public static System.Xml.XPath.XPathNodeIterator GetNodeIt(System.Xml.XPath.XPathNavigator xnav, string xPath, System.Xml.XmlNamespaceManager nsmgr)
{
System.Xml.XPath.XPathExpression xpathExpr = xnav.Compile(xPath);
if (nsmgr != null)
{
xpathExpr.SetContext(nsmgr);
}
return(xnav.Select(xpathExpr));
}
private bool CanCompileXpathExpression(string xpath)
{
bool result = false;
try
{
System.Xml.XPath.XPathExpression oXPathExpression = System.Xml.XPath.XPathExpression.Compile(txtXPath.Text);
result = true;
}
catch
{
result = false;
}
return(result);
}
/// <summary>
/// Setup Message Content Query for filtering messages
/// </summary>
/// <param name="pContext"></param>
/// <param name="pInMsg"></param>
private void SetupMessageContentQuery(IPipelineContext pContext, ref IBaseMessage pInMsg)
{
//make sure the stream is seekable, otherwise, wrap it in seekable stream
System.IO.Stream streamWrapper = pInMsg.BodyPart.GetOriginalDataStream();
if (!pInMsg.BodyPart.GetOriginalDataStream().CanSeek)
{
streamWrapper = new ReadOnlySeekableStream(pInMsg.BodyPart.GetOriginalDataStream());
pInMsg.BodyPart.Data = streamWrapper;
pContext.ResourceTracker.AddResource(streamWrapper);
}
//clone the stream to prevent XPathNavigator closing the stream
System.IO.Stream streamClone = new System.IO.MemoryStream(Encoding.UTF8.GetBytes(new System.IO.StreamReader(streamWrapper).ReadToEnd()));
streamClone.Seek(0, System.IO.SeekOrigin.Begin);
System.Xml.XPath.XPathNavigator navigator = new System.Xml.XPath.XPathDocument(streamClone).CreateNavigator();
//perform the queries
System.Xml.XPath.XPathExpression query = null;
if (!string.IsNullOrEmpty(XPathQuery1))
{
query = navigator.Compile(XPathQuery1);
isQuery1FoundAndMatch = Convert.ToBoolean(navigator.Evaluate(query));
}
if (!string.IsNullOrEmpty(XPathQuery2))
{
query = navigator.Compile(XPathQuery2);
isQuery2FoundAndMatch = Convert.ToBoolean(navigator.Evaluate(query));
}
if (!string.IsNullOrEmpty(XPathQuery3))
{
query = navigator.Compile(XPathQuery3);
isQuery3FoundAndMatch = Convert.ToBoolean(navigator.Evaluate(query));
}
if (!string.IsNullOrEmpty(XPathQuery4))
{
query = navigator.Compile(XPathQuery4);
isQuery4FoundAndMatch = Convert.ToBoolean(navigator.Evaluate(query));
}
if (!string.IsNullOrEmpty(XPathQuery5))
{
query = navigator.Compile(XPathQuery5);
isQuery5FoundAndMatch = Convert.ToBoolean(navigator.Evaluate(query));
}
streamWrapper.Seek(0, System.IO.SeekOrigin.Begin);
pContext.ResourceTracker.AddResource(streamWrapper);
}
public static System.Xml.XPath.XPathNodeIterator GetSortedNodeIt(System.Xml.XPath.XPathNavigator xnav, string xPath, System.Xml.XmlNamespaceManager nsmgr, string sortXpath, bool isAscending, bool isCaseSensitive, bool isNumber)
{
System.Xml.XPath.XPathExpression xpathExpr = xnav.Compile(xPath);
System.Xml.XPath.XmlSortOrder sortOrder;
System.Xml.XPath.XmlCaseOrder caseOrder;
System.Xml.XPath.XmlDataType datatype;
if (isAscending)
{
sortOrder = System.Xml.XPath.XmlSortOrder.Ascending;
}
else
{
sortOrder = System.Xml.XPath.XmlSortOrder.Descending;
}
if (isCaseSensitive)
{
caseOrder = System.Xml.XPath.XmlCaseOrder.UpperFirst;
}
else
{
caseOrder = System.Xml.XPath.XmlCaseOrder.None;
}
if (isNumber)
{
datatype = System.Xml.XPath.XmlDataType.Number;
}
else
{
datatype = System.Xml.XPath.XmlDataType.Text;
}
xpathExpr.AddSort(sortXpath, sortOrder, caseOrder, "", datatype);
if (nsmgr != null)
{
xpathExpr.SetContext(nsmgr);
}
return(xnav.Select(xpathExpr));
}
public virtual bool Matches(System.Xml.XPath.XPathExpression expr)
{
return(default(bool));
}
public virtual object Evaluate(System.Xml.XPath.XPathExpression expr, System.Xml.XPath.XPathNodeIterator context)
{
return(default(object));
}
public virtual object Evaluate(System.Xml.XPath.XPathExpression expr)
{
return(default(object));
}
public virtual System.Xml.XPath.XPathNavigator SelectSingleNode(System.Xml.XPath.XPathExpression expression)
{
throw null;
}
public virtual System.Xml.XPath.XPathNodeIterator Select(System.Xml.XPath.XPathExpression expr)
{
throw null;
}
public virtual bool Matches(System.Xml.XPath.XPathExpression expr)
{
throw null;
}
public virtual object Evaluate(System.Xml.XPath.XPathExpression expr)
{
throw null;
}
public override IEnumerable <IPublishedContent> GetByXPath(bool preview, System.Xml.XPath.XPathExpression xpath, XPathVariable[] vars) => throw new NotImplementedException();
public IEnumerable <IPublishedContent> GetByXPath(UmbracoContext umbracoContext, bool preview, System.Xml.XPath.XPathExpression xpath, Core.Xml.XPathVariable[] vars)
{
throw new NotImplementedException();
}
public override IPublishedContent GetSingleByXPath(bool preview, System.Xml.XPath.XPathExpression xpath, Core.Xml.XPathVariable[] vars)
{
throw new NotImplementedException();
}
public virtual System.Xml.XPath.XPathNodeIterator Select(System.Xml.XPath.XPathExpression expr)
{
return(default(System.Xml.XPath.XPathNodeIterator));
}
public virtual System.Xml.XPath.XPathNavigator SelectSingleNode(System.Xml.XPath.XPathExpression expression)
{
return(default(System.Xml.XPath.XPathNavigator));
}
public virtual object Evaluate(System.Xml.XPath.XPathExpression expr, System.Xml.XPath.XPathNodeIterator context)
{
throw null;
}