/// <summary>
/// Load child node(s) from file
/// </summary>
/// <param name="file"></param>
/// <returns></returns>
public new string Load(string file, VXmlNode parent = null)
{
string s = "";
string error = "";
try
{
s = File.ReadAllText(file, Encoding.Default);
}
catch (Exception e)
{
error = e.Message;
}
if (error != "")
{
return(VXmlException.GetMessage(VXmlException.E0025_XML_FILE_ERROR_CODE) + ": " + error);
}
//return LoadXml(s, Path.GetFileName(file), parent);
return(load_xml_data(s, Path.GetFileNameWithoutExtension(file), file, parent));
}
/// <summary>
/// Load child node from xml string
/// </summary>
/// <param name="xmlstring">XML string to load</param>
/// <param name="name">Node name to create</param>
/// <param name="fileref">Reference to file</param>
/// <param name="parent">Parent VXML node</param>
/// <returns></returns>
private string load_xml_data(string xmlstring, string name, string xml_fileref, VXmlNode parent)
{
if (parent == null)
{
if (this.DocumentElement != null)
{
this.DocumentElement.Remove();
}
}
VXmlNode n = (parent == null) ? this : parent;
if (!DEFX.BR_XML_IS_VALID_TYPE(n.NodeTypeCode))
{
return(VXmlException.GetMessage(VXmlException.E0004_INVALID_NODE_TYPE_CODE) + ": " + n.NodeType);
}
VXMLTemplate t = null;
if (template_cache == null)
{
template_cache = new List <VXMLTemplate>(32);
}
for (int i = 0; i < template_cache.Count; i++)
{
if (template_cache[i].template_name == name)
{
t = template_cache[i];
}
}
if (t == null) // Not found in cache
{
t = VXmlParser.Parse(xmlstring, name);
if (t.Count == 1)
{
if (t[0].def == VXmlParser.DEF_ERROR)
{
return(VXmlException.GetMessage(VXmlException.E0020_XML_PARSE_ERROR_CODE) + ": " + t[0].value); // Return error
}
}
}
if (t.Count == 0)
{
return("");
}
int j = 0;
List <VXmlNode> stack = new List <VXmlNode>();
stack.Add(n);
while (j < t.Count)
{
int stack_n = stack.Count - 1;
if (t[j].def == VXmlParser.DEF_INSTRUCTION)
{
// Just ignore
}
else if (t[j].def == VXmlParser.DEF_COMMENT)
{
stack[stack_n].CreateComment(t[j].value);
}
else if (t[j].def == VXmlParser.DEF_ATTRIBUTE)
{
stack[stack_n].SetAttribute(t[j].name, t[j].value);
}
else if (t[j].def == VXmlParser.DEF_START)
{
if (t[j].type == DEFX.NODE_TYPE_TEXT)
{
stack[stack_n].CreateTextNode(t[j].value);
}
else
{
VXmlNode new_node = null;
switch (t[j].type)
{
case DEFX.NODE_TYPE_CONTENT:
new_node = stack[stack_n].CreateContent("");
break;
case DEFX.NODE_TYPE_ELEMENT:
new_node = stack[stack_n].CreateElement(t[j].name, t[j].value);
break;
default:
break;
}
stack.Add(new_node);
}
}
else if (t[j].def == VXmlParser.DEF_END)
{
if (stack[stack_n].NodeTypeCode == DEFX.NODE_TYPE_CONTENT)
{
VXmlContent c = ((VXmlContent)stack[stack_n]);
if (c.fileref != "")
{
string xp = Path.GetDirectoryName(xml_fileref);
string cp = Path.GetDirectoryName(c.fileref);
if (cp == "")
{
cp = xp; // If path is not specified in the 'fileref' - use xml file path
}
string nm = Path.GetFileName(c.fileref);
if (cp != "")
{
nm = cp + @"\" + nm;
}
if (File.Exists(nm))
{
c.Upload(nm, true);
c.fileref = nm;
}
else
{
return("Content file '" + nm + " is not found");
}
}
}
if (t[j].type != DEFX.NODE_TYPE_TEXT)
{
stack.RemoveAt(stack_n);
}
}
else
{
throw new VXmlException(VXmlException.E0020_XML_PARSE_ERROR_CODE, "- invalid parsed sequence: " + t[j].def);
}
j++;
}
return("");
}