private HtmlReaderStringValue ReadStringValue()
{
bool quote = false;
//_propertyQuote = "";
HtmlReaderStringValue value = new HtmlReaderStringValue();
//value.Quote = "";
char quoteChar = (char)PeekChar();
if (quoteChar == '"' || quoteChar == '\'')
{
quote = true;
//_propertyQuote = quoteChar.ToString();
value.Quote = quoteChar;
GetChar();
}
_stringBuilder.Remove(0, _stringBuilder.Length);
while (true)
{
GetChar();
if (_charInt == -1 ||
(quote && (_char == quoteChar || ((_char == '"' || _char == '\'') && PeekChar() == '>'))) ||
(!quote && (_char == ' ' || _char == '\t' || _char == '\r' || _char == '\n')) ||
_char == '>' || (_char == '/' && PeekChar() == '>')
)
{
break;
}
_stringBuilder.Append(_char);
}
//_propertyValue = _stringBuilder.ToString();
//_propertyValue = HtmlCharCodes.TranslateCode(_propertyValue);
value.Value = HtmlCharCodes.TranslateCode(_stringBuilder.ToString());
return(value);
}
private HtmlReaderStringValue ReadStringValue()
{
HtmlReaderStringValue value = new HtmlReaderStringValue();
bool quote = false;
char quoteChar = (char)_charStreamReader.PeekChar();
if (quoteChar == '"' || quoteChar == '\'')
{
quote = true;
value.Quote = quoteChar;
_charStreamReader.ReadChar();
}
char car = '\0';
Func <bool> isString_v1 = () =>
{
if (quote)
{
if (car == quoteChar)
{
_charStreamReader.ReadChar();
return(false);
}
if ((car == '"' || car == '\'') && _charStreamReader.PeekChar(1) == '>')
{
_charStreamReader.ReadChar();
return(false);
}
}
else
{
if (car == ' ' || car == '\t' || car == '\r' || car == '\n')
{
return(false);
}
if (car == '>' || (car == '/' && _charStreamReader.PeekChar(1) == '>'))
{
return(false);
}
}
// bad test see _useReadAttributeValue_v2
if (car == '>' || (car == '/' && _charStreamReader.PeekChar(1) == '>'))
{
return(false);
}
return(true);
};
Func <bool> isString_v2 = () =>
{
if (quote)
{
if (car == quoteChar)
{
_charStreamReader.ReadChar();
return(false);
}
if ((car == '"' || car == '\'') && _charStreamReader.PeekChar(1) == '>')
{
_charStreamReader.ReadChar();
return(false);
}
}
else
{
if (car == ' ' || car == '\t' || car == '\r' || car == '\n')
{
return(false);
}
if (car == '>' || (car == '/' && _charStreamReader.PeekChar(1) == '>'))
{
return(false);
}
}
return(true);
};
Func <bool> isString;
if (!_useReadAttributeValue_v2)
{
isString = isString_v1;
}
else
{
isString = isString_v2;
}
_stringBuilder.Remove(0, _stringBuilder.Length);
while (true)
{
int code = _charStreamReader.PeekChar();
if (code == -1)
{
break;
}
car = (char)code;
//if ((quote && (car == quoteChar || ((car == '"' || car == '\'') && _charStreamReader.PeekChar(1) == '>')))
// || (!quote && (car == ' ' || car == '\t' || car == '\r' || car == '\n'))
// || car == '>' || (car == '/' && _charStreamReader.PeekChar(1) == '>'))
// break;
//if (quote)
//{
// if (car == quoteChar)
// {
// _charStreamReader.ReadChar();
// break;
// }
// if ((car == '"' || car == '\'') && _charStreamReader.PeekChar(1) == '>')
// {
// _charStreamReader.ReadChar();
// break;
// }
//}
//else
//{
// if (car == ' ' || car == '\t' || car == '\r' || car == '\n')
// break;
// if (car == '>' || (car == '/' && _charStreamReader.PeekChar(1) == '>'))
// break;
//}
if (!isString())
{
break;
}
_stringBuilder.Append(car);
_charStreamReader.ReadChar();
}
value.Value = HtmlCharCodes.TranslateCode(_stringBuilder.ToString());
return(value);
}
private IEnumerable <HtmlNode> ReadOpenTag()
{
// read <
_charStreamReader.ReadChar();
HtmlNodeOpenTag openTag = new HtmlNodeOpenTag {
Index = _htmlNodeIndex++, Line = _disableLineColumn ? 0 : _charStreamReader.Line,
Column = _disableLineColumn ? 0 : _charStreamReader.Column
};
// read tag name
openTag.Name = ReadTagName();
//if (string.Compare(openTag.Name, "script", true) == 0)
if (!_disableScriptTreatment && string.Compare(openTag.Name, "script", true) == 0)
{
openTag.IsScript = true;
}
yield return(openTag);
int code = _charStreamReader.PeekChar();
if (code == -1)
{
yield break;
}
char car = (char)code;
ReadSeparator();
int line = 0;
int column = 0;
code = _charStreamReader.PeekChar();
car = (char)code;
// read properties
if (car != '/' && car != '>')
{
while (true)
{
// read property name
_stringBuilder.Remove(0, _stringBuilder.Length);
line = 0;
column = 0;
while (true)
{
code = _charStreamReader.PeekChar();
if (code == -1)
{
break;
}
car = (char)code;
if (car == ' ' || car == '\t' || car == '\r' || car == '\n' || car == '=' || car == '>' || car == '<' || car == '/')
{
break;
}
_stringBuilder.Append(car);
_charStreamReader.ReadChar();
if (line == 0)
{
line = _charStreamReader.Line;
column = _charStreamReader.Column;
}
}
if (_stringBuilder.Length == 0)
{
break;
}
HtmlNodeProperty property = new HtmlNodeProperty
{
Index = _htmlNodeIndex++,
Line = _disableLineColumn ? 0 : line,
Column = _disableLineColumn ? 0 : column
};
property.Name = _stringBuilder.ToString();
ReadSeparator();
if ((char)_charStreamReader.PeekChar() == '=')
{
_charStreamReader.ReadChar();
ReadSeparator();
HtmlReaderStringValue value = ReadStringValue();
property.Quote = value.Quote;
property.Value = value.Value;
ReadSeparator();
}
yield return(property);
}
}
code = _charStreamReader.PeekChar();
car = (char)code;
bool endTag = false;
line = 0;
column = 0;
if (car == '/')
{
endTag = true;
_charStreamReader.ReadChar();
line = _charStreamReader.Line;
column = _charStreamReader.Column;
code = _charStreamReader.PeekChar();
car = (char)code;
}
if (car == '>')
{
_charStreamReader.ReadChar();
if (endTag)
{
yield return(CreateHtmlNodeEndTag(openTag.Name, line, column));
}
else if (_generateCloseTag)
{
yield return(CreateHtmlNodeCloseTag(openTag.Name, _charStreamReader.Line, _charStreamReader.Column));
}
}
}
