private void Load()
{
_xmlDocument = new XmlDocument();
if (IsXmlFile)
{
_xmlDocument.Load(_filePath);
}
else
{
_xmlDocument.LoadXml(_xml);
}
ChoXmlDocument.ExpandIncludes(_filePath, out _xmlDocument);
Start();
if (_xmlDocument != null)
{
_xmlDocument.NodeChanged += new XmlNodeChangedEventHandler(XmlDocument_NodeChanged);
_xmlDocument.NodeChanging += new XmlNodeChangedEventHandler(XmlDocument_NodeChanging);
_xmlDocument.NodeInserted += new XmlNodeChangedEventHandler(XmlDocument_NodeInserted);
_xmlDocument.NodeInserting += new XmlNodeChangedEventHandler(XmlDocument_NodeInserting);
_xmlDocument.NodeRemoved += new XmlNodeChangedEventHandler(XmlDocument_NodeRemoved);
_xmlDocument.NodeRemoving += new XmlNodeChangedEventHandler(XmlDocument_NodeRemoving);
}
DocumentLoaded = true;
}
internal ChoXmlDocument(string filePathOrXml, ChoXmlDocument parentXmlDocument)
: this(filePathOrXml)
{
////_syncRoot = parentXmlDocument.SyncRoot;
//_ultimateParentXmlDocument = _parentXmlDocument = parentXmlDocument;
//while (_ultimateParentXmlDocument.ParentXmlDocument != _ultimateParentXmlDocument)
// _ultimateParentXmlDocument = _ultimateParentXmlDocument.ParentXmlDocument;
}
private static string[] ExpandIncludes(XmlNode section, string baseDirectory, List <string> parentFileList)
{
if (!String.IsNullOrEmpty(baseDirectory) && !parentFileList.Contains(baseDirectory) && !String.IsNullOrEmpty(Path.GetFileName(baseDirectory)))
{
parentFileList.Add(baseDirectory);
}
if (!String.IsNullOrEmpty(baseDirectory))
{
baseDirectory = Path.GetDirectoryName(baseDirectory);
}
List <string> includeFileList = new List <string>();
XmlNodeList includeNodeList = section.SelectNodes(String.Format("//include[@{0}]", PathToken));
foreach (XmlElement element in includeNodeList)
{
string includeFileName = element.GetAttribute(PathToken);
//if (String.IsNullOrEmpty(includeFileName)) continue;
if (!String.IsNullOrEmpty(baseDirectory) && !Path.IsPathRooted(includeFileName))
{
includeFileName = Path.Combine(baseDirectory, includeFileName);
}
if (!String.IsNullOrEmpty(baseDirectory) && IsCircularFileExists(parentFileList, includeFileName))
{
throw new ChoXmlDocumentException(String.Format("Circular reference encountered on the {0} file.", baseDirectory));
}
if (!includeFileList.Contains(includeFileName))
{
includeFileList.Add(includeFileName);
}
XmlDocument ownerDocment = section is XmlDocument ? section as XmlDocument : section.OwnerDocument;
XmlDocumentFragment fragment = ownerDocment.CreateDocumentFragment();
try
{
XmlDocument includeDoc = ChoXmlDocument.Load(includeFileName);
foreach (XmlAttribute attr in element.Attributes)
{
if (attr.Name != PathToken)
{
includeDoc.DocumentElement.SetAttribute(attr.Name, attr.Value);
}
}
fragment.InnerXml = includeDoc.InnerXml;
XmlElement xmlSubElement = (XmlElement)fragment.SelectSingleNode("/*");
string[] innerIncludeFileList = ExpandIncludes(xmlSubElement, baseDirectory, parentFileList);
foreach (string innerIncludeFile in innerIncludeFileList)
{
if (!includeFileList.Contains(includeFileName))
{
includeFileList.Add(innerIncludeFile);
}
}
element.ParentNode.ReplaceChild(xmlSubElement, element);
xmlSubElement.ParentNode.InsertBefore(xmlSubElement.OwnerDocument.CreateComment(String.Format(String.Format("DO NOT REMOVE - BEGIN INCLUDE {0}", includeFileName))),
xmlSubElement);
xmlSubElement.ParentNode.AppendChild(xmlSubElement.OwnerDocument.CreateComment(String.Format(String.Format("DO NOT REMOVE - END INCLUDE {0}", includeFileName))));
}
catch (XmlException)
{
try
{
using (StreamReader sr = File.OpenText(includeFileName))
fragment.InnerXml = sr.ReadToEnd();
XmlNode parentNode = element.ParentNode;
parentNode.RemoveChild(element);
bool isFirstChild = true;
XmlNode lastChild = null;
foreach (XmlNode xmlNode in fragment.SelectNodes("/*|//comment()"))
{
if (xmlNode == null)
{
continue;
}
if (xmlNode is XmlElement && xmlNode.Name == "include")
{
string[] innerIncludeFileList = ExpandIncludes(xmlNode, includeFileName, parentFileList); //, false);
foreach (string innerIncludeFile in innerIncludeFileList)
{
if (!includeFileList.Contains(includeFileName))
{
includeFileList.Add(innerIncludeFile);
}
}
}
parentNode.AppendChild(xmlNode);
if (isFirstChild)
{
parentNode.InsertBefore(parentNode.OwnerDocument.CreateComment(String.Format(String.Format("DO NOT REMOVE - BEGIN INCLUDE {0}", includeFileName))),
xmlNode);
isFirstChild = false;
}
lastChild = xmlNode;
}
parentNode.InsertAfter(parentNode.OwnerDocument.CreateComment(String.Format(String.Format("DO NOT REMOVE - END INCLUDE {0}", includeFileName))),
lastChild);
}
catch (Exception innerEx)
{
throw new ChoXmlDocumentException(String.Format("{0}: Error loading xml file.", includeFileName), innerEx);
}
}
catch (Exception ex)
{
throw new ChoXmlDocumentException(String.Format("{0}: Error loading xml file.", includeFileName), ex);
}
}
return(includeFileList.ToArray());
}