public XmlAttribute getAttribute(String strKey, String strDefaultReturn)
{
List<XmlAttribute> attributes = new List<XmlAttribute>();
foreach (XmlNode node in children)
{
if (node is XmlAttribute && ((XmlAttribute)node).strKey.Equals(strKey))
return (XmlAttribute)node;
}
XmlAttribute defaultReturn = new XmlAttribute();
defaultReturn.strKey = strKey;
defaultReturn.strValue = strDefaultReturn;
return defaultReturn;
}
public static XmlElement loadXml(StreamReader streamReader, Action<String> logError)
{
XmlElement rootElement = null;
XmlElement currentElement = null;
XmlElement newElement = null;
XmlAttribute currentAttribute = null;
String strBlock = "";
var currentMode = Modes.TEXT;
Boolean bIgnoreChar = false;
Char cIgnoreChar = ' ';
int iCurrent = 0;
char c = '0';
while (streamReader.Peek() >= 0)
{
c = (char)streamReader.Read();
if (bIgnoreChar)
{
if (c == cIgnoreChar)
{
bIgnoreChar = false;
strBlock = "";
} // else go on reading ....
}
else
{
switch (currentMode)
{
case Modes.ATTRIBUTE_KEY:
{
switch (c)
{
case '?': // xml definition
{
currentMode = Modes.TEXT;
bIgnoreChar = true;
cIgnoreChar = '>';
break;
}
case '/': // break element without text
{
currentElement = currentElement.parentNode;
currentMode = Modes.TEXT;
bIgnoreChar = true;
cIgnoreChar = '>';
break;
}
case '=':
{
currentAttribute = new XmlAttribute();
currentAttribute.strKey = strBlock;
// logConsole((iCurrent) + " " + currentElement.ElementName + ".addAttribute(" + currentAttribute.strKey + ")");
currentElement.addNode(currentAttribute);
strBlock = "";
// goto value string
bIgnoreChar = true;
cIgnoreChar = '"';
currentMode = Modes.ATTRIBUTE_VALUE;
break;
}
default:
{
strBlock += c;
break;
}
}
break;
}
case Modes.ATTRIBUTE_VALUE:
{
switch (c)
{
case '"':
{
currentAttribute.strValue = strBlock;
strBlock = "";
currentMode = Modes.ELEMENT;
// atribute done
break;
}
default:
{
strBlock += c;
break;
}
}
break;
}
case Modes.ELEMENT:
{
switch (c)
{
case '?': { break; } // ignore question mark
case ' ':
{
if (strBlock.Trim().Length > 0)
{
newElement = new XmlElement(currentElement, strBlock.Trim());
if (currentElement != null)
{
currentElement.addNode(newElement);
// logConsole((iCurrent) + " " + currentElement.ElementName+".addElement("+newElement.ElementName+")");
}
else rootElement = newElement;
currentElement = newElement;
strBlock = "";
}
currentMode = Modes.ATTRIBUTE_KEY;
break;
}
case '>':
{
if (strBlock.Trim().Length > 0)
{
newElement = new XmlElement(currentElement, strBlock.Trim());
if (currentElement != null)
{
currentElement.addNode(newElement);
// logConsole((iCurrent) + " " + currentElement.ElementName + ".addElement(" + newElement.ElementName + ")");
}
else rootElement = newElement;
currentElement = newElement;
strBlock = "";
}
currentMode = Modes.TEXT;
break;
}
case '/':
{
currentElement = currentElement.parentNode;
currentMode = Modes.TEXT;
bIgnoreChar = true;
cIgnoreChar = '>';
break;
}
default:
{
strBlock += c;
break;
}
}
break;
}
default:
{
switch (c)
{
case '<':
{
if (currentElement != null)
{
if (strBlock.Trim().Length > 0)
{
currentElement.addNode(new XmlText(strBlock));
}
// logConsole((iCurrent) + " " + currentElement.ElementName + ".addText("+strBlock+")");
}
strBlock = "";
currentMode = Modes.ELEMENT;
break;
}
default:
{
strBlock += c;
break;
}
}
break;
}
}
}
iCurrent++;
}
return rootElement;
}
