/// <summary>
/// Sets an attribute of name to a given value. The attribute will be created if it does not exist, or changed if it does.
/// </summary>
public void SetAttribute(string cname, string cvalue)
{
TiXmlAttribute node = attributeSet.Find(cname);
if (node != null)
{
node.SetValue(cvalue);
return;
}
TiXmlAttribute attrib = new TiXmlAttribute(cname, cvalue);
if (attrib != null)
{
attributeSet.Add(attrib);
}
else
{
TiXmlDocument document = GetDocument();
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_OUT_OF_MEMORY, null, 0, null, TiXmlEncoding.TIXML_ENCODING_UNKNOWN);
}
}
}
public override int Parse(string p, int index, TiXmlParsingData data, int encoding)
{
TiXmlDocument document = GetDocument();
index = SkipWhiteSpace(p, index, encoding);
if (data != null)
{
data.Stamp(p, index, encoding);
location = data.Cursor();
}
//if ( !p || !*p || *p != '<' )
if (index < 0 || index >= p.Length || p[index] != '<')
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_UNKNOWN, p, index, data, encoding);
}
return(0);
}
++index;
value = "";
StringBuilder _value = new StringBuilder();
//while ( p && *p && *p != '>' )
while (index >= 0 && index < p.Length && p[index] != '>')
{
//value += p[index];
_value.Append(p[index]);
++index;
}
if (index < 0)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_UNKNOWN, null, 0, null, encoding);
}
return(INVALID_STRING_INDEX);
}
value = _value.ToString();
if (p[index] == '>')
{
return(index + 1);
}
return(index);
}
public override int Parse(string p, int index, TiXmlParsingData data, int encoding)
{
value = "";
TiXmlDocument document = GetDocument();
if (data != null)
{
data.Stamp(p, index, encoding);
location = data.Cursor();
}
const string startTag = "<![CDATA[";
const string endTag = "]]>";
if (cdata || StringEqual(p, index, startTag, false, encoding))
{
StringBuilder _value = new StringBuilder();
cdata = true;
if (!StringEqual(p, index, startTag, false, encoding))
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_CDATA, p, index, data, encoding);
return(INVALID_STRING_INDEX);
}
index += startTag.Length;
// Keep all the white space, ignore the encoding, etc.
while (index >= 0 && index < p.Length && !StringEqual(p, index, endTag, false, encoding))
{
//value += p[index];
_value.Append(p[index]);
++index;
}
value = _value.ToString();
StringBuilder dummy = _value;
index = ReadText(p, index, dummy, false, endTag, false, encoding);
return(index);
}
else
{
StringBuilder _value = new StringBuilder();
bool ignoreWhite = true;
string end = "<";
index = ReadText(p, index, _value, ignoreWhite, end, false, encoding);
value = _value.ToString();
if (index >= 0)
{
return(index - 1); // don't truncate the '<'
}
return(INVALID_STRING_INDEX);
}
}
/// <summary>
/// Attribute parsing starts: first letter of the name
/// </summary>
/// <returns>the next char after the value end quote</returns>
public override int Parse(string p, int index, TiXmlParsingData data, int encoding)
{
index = SkipWhiteSpace(p, index, encoding);
if (index < 0 || index >= p.Length)
{
return(-1);
}
// int tabsize = 4;
// if ( document )
// tabsize = document.TabSize();
if (data != null)
{
data.Stamp(p, index, encoding);
location = data.Cursor();
}
// Read the name, the '=' and the value.
int pErr = index;
index = ReadName(p, index, ref name, encoding);
//if ( !p || !*p )
if (index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_ATTRIBUTES, p, pErr, data, encoding);
}
return(0);
}
index = SkipWhiteSpace(p, index, encoding);
//if ( !p || !*p || *p != '=' )
if (index < 0 || index >= p.Length || p[index] != '=')
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_ATTRIBUTES, p, index, data, encoding);
}
return(0);
}
++index; // skip '='
index = SkipWhiteSpace(p, index, encoding);
if (index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_ATTRIBUTES, p, index, data, encoding);
}
return(0);
}
string end;
const char SINGLE_QUOTE = '\'';
const char DOUBLE_QUOTE = '\"';
StringBuilder _value = new StringBuilder();
if (p[index] == SINGLE_QUOTE)
{
++index;
end = "\'"; // single quote in string
index = ReadText(p, index, _value, false, end, false, encoding);
}
else if (p[index] == DOUBLE_QUOTE)
{
++index;
end = "\""; // double quote in string
index = ReadText(p, index, _value, false, end, false, encoding);
}
else
{
// All attribute values should be in single or double quotes.
// But this is such a common error that the parser will try
// its best, even without them.
value = "";
while (index >= 0 && index < p.Length && // existence
!IsWhiteSpace(p[index]) && p[index] != '\n' && p[index] != '\r' && // whitespace
p[index] != '/' && p[index] != '>') // tag end
{
if (p[index] == SINGLE_QUOTE || p[index] == DOUBLE_QUOTE)
{
// [ 1451649 ] Attribute values with trailing quotes not handled correctly
// We did not have an opening quote but seem to have a
// closing one. Give up and throw an error.
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_ATTRIBUTES, p, index, data, encoding);
}
return(INVALID_STRING_INDEX);
}
//value += p[index];
_value.Append(p[index]);
++index;
}
}
value = _value.ToString();
return(index);
}
/// <summary>
/// [internal use]
/// Reads the "value" of the element -- another element, or text.
/// This should terminate with the current end tag.
/// </summary>
protected int ReadValue(string p, int index, TiXmlParsingData data, int encoding)
{
TiXmlDocument document = GetDocument();
// Read in text and elements in any order.
int pWithWhiteSpace = index;
index = SkipWhiteSpace(p, index, encoding);
while (index >= 0 && index < p.Length)
{
if (p[index] != '<')
{
// Take what we have, make a text element.
TiXmlText textNode = new TiXmlText("");
if (textNode == null)
{
if (document == null)
{
document.SetError(ErrorType.TIXML_ERROR_OUT_OF_MEMORY, null, 0, null, encoding);
}
return(INVALID_STRING_INDEX);
}
if (IsWhiteSpaceCondensed())
{
index = textNode.Parse(p, index, data, encoding);
}
else
{
// Special case: we want to keep the white space
// so that leading spaces aren't removed.
index = textNode.Parse(p, pWithWhiteSpace, data, encoding);
}
if (!textNode.Blank())
{
LinkEndChild(textNode);
}
//else
// delete textNode;
}
else
{
// We hit a '<'
// Have we hit a new element or an end tag? This could also be
// a TiXmlText in the "CDATA" style.
if (StringEqual(p, index, "</", false, encoding))
{
return(index);
}
else
{
TiXmlNode node = Identify(p, index, encoding);
if (node != null)
{
index = node.Parse(p, index, data, encoding);
LinkEndChild(node);
}
else
{
return(-1);
}
}
}
pWithWhiteSpace = index;
index = SkipWhiteSpace(p, index, encoding);
}
if (index < 0)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_ELEMENT_VALUE, null, 0, null, encoding);
}
}
return(index);
}
/* Attribtue parsing starts: next char past '<'
* returns: next char past '>'
*/
public override int Parse(string p, int index, TiXmlParsingData data, int encoding)
{
index = SkipWhiteSpace(p, index, encoding);
TiXmlDocument document = GetDocument();
if (p == null || index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_ELEMENT, null, 0, null, encoding);
}
return(0);
}
if (data != null)
{
data.Stamp(p, index, encoding);
location = data.Cursor();
}
if (p[index] != '<')
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_ELEMENT, p, index, data, encoding);
}
return(0);
}
index = SkipWhiteSpace(p, index + 1, encoding);
// Read the name.
int pErr = index;
index = ReadName(p, index, ref value, encoding);
if (index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_FAILED_TO_READ_ELEMENT_NAME, p, pErr, data, encoding);
}
return(INVALID_STRING_INDEX);
}
string endTag = "</";
endTag += value;
endTag += ">";
// Check for and read attributes. Also look for an empty
// tag or an end tag.
while (index >= 0 && index < p.Length)
{
pErr = index;
index = SkipWhiteSpace(p, index, encoding);
if (index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_ATTRIBUTES, p, pErr, data, encoding);
}
return(-1);
}
if (p[index] == '/')
{
++index;
// Empty tag.
if (p[index] != '>')
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_EMPTY, p, index, data, encoding);
}
return(0);
}
return(index + 1);
}
else if (p[index] == '>')
{
// Done with attributes (if there were any.)
// Read the value -- which can include other
// elements -- read the end tag, and return.
++index;
index = ReadValue(p, index, data, encoding); // Note this is an Element method, and will set the error if one happens.
if (index < 0 || index >= p.Length)
{ // We were looking for the end tag, but found nothing.
// Fix for [ 1663758 ] Failure to report error on bad XML
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_END_TAG, p, index, data, encoding);
}
return(INVALID_STRING_INDEX);
}
// We should find the end tag now
if (StringEqual(p, index, endTag, false, encoding))
{
index += endTag.Length;
return(index);
}
else
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_READING_END_TAG, p, index, data, encoding);
}
return(INVALID_STRING_INDEX);
}
}
else
{
// Try to read an attribute:
TiXmlAttribute attrib = new TiXmlAttribute();
if (attrib == null)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_OUT_OF_MEMORY, p, pErr, data, encoding);
}
return(-1);
}
attrib.SetDocument(document);
pErr = index;
index = attrib.Parse(p, index, data, encoding);
if (index < 0 || index >= p.Length)
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_ELEMENT, p, pErr, data, encoding);
}
//delete attrib;
return(INVALID_STRING_INDEX);
}
// Handle the strange case of double attributes:
TiXmlAttribute node = attributeSet.Find(attrib.Name());
if (node != null)
{
node.SetValue(attrib.Value());
//delete attrib;
return(INVALID_STRING_INDEX);
}
attributeSet.Add(attrib);
}
}
return(index);
}
/// <summary>
/// Figure out what is at *p, and parse it. Returns null if it is not an xml node.
/// </summary>
protected TiXmlNode Identify(string p, int index, int encoding)
{
TiXmlNode returnNode = null;
index = SkipWhiteSpace(p, index, encoding);
if (p == null || index < 0 || index >= p.Length || p[index] != '<')
{
return(null);
}
TiXmlDocument doc = GetDocument();
index = SkipWhiteSpace(p, index, encoding);
if (index < 0 || index >= p.Length)
{
return(null);
}
// What is this thing?
// - Elements start with a letter or underscore, but xml is reserved.
// - Comments: <!--
// - Decleration: <?xml
// - Everthing else is unknown to tinyxml.
//
const string xmlHeader = "<?xml";
const string commentHeader = "<!--";
const string dtdHeader = "<!";
const string cdataHeader = "<![CDATA[";
if (StringEqual(p, index, xmlHeader, true, encoding))
{
#if UNUSED
TIXML_LOG("XML parsing Declaration\n");
#endif
returnNode = new TiXmlDeclaration();
}
else if (StringEqual(p, index, commentHeader, false, encoding))
{
#if UNUSED
TIXML_LOG("XML parsing Comment\n");
#endif
returnNode = new TiXmlComment();
}
else if (StringEqual(p, index, cdataHeader, false, encoding))
{
#if UNUSED
TIXML_LOG("XML parsing CDATA\n");
#endif
TiXmlText text = new TiXmlText("");
text.SetCDATA(true);
returnNode = text;
}
else if (StringEqual(p, index, dtdHeader, false, encoding))
{
#if UNUSED
TIXML_LOG("XML parsing Unknown(1)\n");
#endif
returnNode = new TiXmlUnknown();
}
else if (IsAlpha(p[index + 1], encoding) || p[index + 1] == '_')
{
#if UNUSED
TIXML_LOG("XML parsing Element\n");
#endif
returnNode = new TiXmlElement("");
}
else
{
#if UNUSED
TIXML_LOG("XML parsing Unknown(2)\n");
#endif
returnNode = new TiXmlUnknown();
}
if (returnNode != null)
{
// Set the parent, so it can report errors
returnNode.parent = this;
}
else
{
if (doc != null)
{
doc.SetError(ErrorType.TIXML_ERROR_OUT_OF_MEMORY, null, 0, null, TiXmlEncoding.TIXML_ENCODING_UNKNOWN);
}
}
return(returnNode);
}
public override int Parse(string p, int index, TiXmlParsingData data, int _encoding)
{
index = SkipWhiteSpace(p, index, _encoding);
// Find the beginning, find the end, and look for
// the stuff in-between.
TiXmlDocument document = GetDocument();
if (index < 0 || index >= p.Length || !StringEqual(p, index, "<?xml", true, _encoding))
{
if (document != null)
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_DECLARATION, null, 0, null, _encoding);
}
return(INVALID_STRING_INDEX);
}
if (data != null)
{
data.Stamp(p, index, _encoding);
location = data.Cursor();
}
p += 5;
version = "";
encoding = "";
standalone = "";
while (index >= 0 && index < p.Length)
{
if (p[index] == '>')
{
++index;
return(index);
}
index = SkipWhiteSpace(p, index, _encoding);
if (StringEqual(p, index, "version", true, _encoding))
{
TiXmlAttribute attrib = new TiXmlAttribute();
index = attrib.Parse(p, index, data, _encoding);
version = attrib.Value();
}
else if (StringEqual(p, index, "encoding", true, _encoding))
{
TiXmlAttribute attrib = new TiXmlAttribute();
index = attrib.Parse(p, index, data, _encoding);
encoding = attrib.Value();
}
else if (StringEqual(p, index, "standalone", true, _encoding))
{
TiXmlAttribute attrib = new TiXmlAttribute();
index = attrib.Parse(p, index, data, _encoding);
standalone = attrib.Value();
}
else
{
// Read over whatever it is.
while (index >= 0 && index < p.Length && p[index] != '>' && !IsWhiteSpace(p[index]))
{
++index;
}
}
}
return(INVALID_STRING_INDEX);
}
/* Attribute parsing starts: at the ! of the !--
* returns: next char past '>'
*/
public override int Parse(string p, int index, TiXmlParsingData data, int encoding)
{
TiXmlDocument document = GetDocument();
value = "";
index = SkipWhiteSpace(p, index, encoding);
if (data != null)
{
data.Stamp(p, index, encoding);
location = data.Cursor();
}
const string startTag = "<!--";
const string endTag = "-->";
if (!StringEqual(p, index, startTag, false, encoding))
{
document.SetError(ErrorType.TIXML_ERROR_PARSING_COMMENT, p, index, data, encoding);
return(INVALID_STRING_INDEX);
}
index += startTag.Length;
// [ 1475201 ] TinyXML parses entities in comments
// Oops - ReadText doesn't work, because we don't want to parse the entities.
// p = ReadText( p, &value, false, endTag, false, encoding );
//
// from the XML spec:
/*
* [Definition: Comments may appear anywhere in a document outside other markup; in addition,
* they may appear within the document type declaration at places allowed by the grammar.
* They are not part of the document's character data; an XML processor MAY, but need not,
* make it possible for an application to retrieve the text of comments. For compatibility,
* the string "--" (double-hyphen) MUST NOT occur within comments.] Parameter entity
* references MUST NOT be recognized within comments.
*
* An example of a comment:
*
* <!-- declarations for <head> & <body> -.
*/
value = "";
StringBuilder _value = new StringBuilder();
// Keep all the white space.
//while ( p && *p && !StringEqual( p, endTag, false, encoding ) )
while (index >= 0 && index < p.Length && !StringEqual(p, index, endTag, false, encoding))
{
_value.Append(p, index, 1);
++index;
}
if (index >= 0 && index < p.Length)
{
index += endTag.Length;
}
value = _value.ToString();
return(index);
}