/// <summary> Determines whether the given property (both name and value) are valid
/// according to this validator's policy.
///
/// </summary>
/// <param name="name">the name of the property
/// </param>
/// <param name="lu">the value of the property
/// </param>
/// <returns> true if this property name/value is valid; false otherwise
/// </returns>
public virtual bool isValidProperty(string name, LexicalUnit lu)
{
bool isValid = false;
Property property = null;
if (name != null)
{
property = policy.getPropertyByName(name.ToLower());
}
// if we were able to find the property by name, validate the value
if (property != null)
{
// validate all values attached to this property
isValid = true;
while (lu != null)
{
System.String value_Renamed = lexicalValueToString(lu);
if (value_Renamed == null || !validateValue(property, value_Renamed))
{
isValid = false;
break;
}
lu = lu.getNextLexicalUnit();
}
}
return(isValid);
}
/// <summary> Converts the given lexical unit to a <code>String</code>
/// representation. This method does not perform any validation - it is meant
/// to be used in conjunction with the validator/logging methods.
///
/// </summary>
/// <param name="lu">the lexical unit to convert
/// </param>
/// <returns> a <code>String</code> representation of the given lexical unit
/// </returns>
public virtual System.String lexicalValueToString(LexicalUnit lu)
{
switch (lu.getLexicalUnitType())
{
case CssValidator.SAC_PERCENTAGE:
case CssValidator.SAC_DIMENSION:
case CssValidator.SAC_EM:
case CssValidator.SAC_EX:
case CssValidator.SAC_PIXEL:
case CssValidator.SAC_INCH:
case CssValidator.SAC_CENTIMETER:
case CssValidator.SAC_MILLIMETER:
case CssValidator.SAC_POINT:
case CssValidator.SAC_PICA:
case CssValidator.SAC_DEGREE:
case CssValidator.SAC_GRADIAN:
case CssValidator.SAC_RADIAN:
case CssValidator.SAC_MILLISECOND:
case CssValidator.SAC_SECOND:
case CssValidator.SAC_HERTZ:
case CssValidator.SAC_KILOHERTZ:
// these are all measurements
return lu.getFloatValue() + lu.getDimensionUnitText();
case CssValidator.SAC_INTEGER:
// just a number
return System.Convert.ToString(lu.getIntegerValue());
case CssValidator.SAC_REAL:
// just a number
return System.Convert.ToString(lu.getFloatValue());
case CssValidator.SAC_STRING_VALUE:
case CssValidator.SAC_IDENT:
// just a string/identifier
return lu.getStringValue();
case CssValidator.SAC_URI:
// this is a URL
return "url(" + lu.getStringValue() + ")";
case CssValidator.SAC_RGBCOLOR:
// this is a rgb encoded color
System.Text.StringBuilder sb = new System.Text.StringBuilder("rgb(");
LexicalUnit param = lu.getParameters();
sb.Append(param.getIntegerValue()); // R value
sb.Append(',');
param = param.getNextLexicalUnit(); // comma
param = param.getNextLexicalUnit(); // G value
sb.Append(param.getIntegerValue());
sb.Append(',');
param = param.getNextLexicalUnit(); // comma
param = param.getNextLexicalUnit(); // B value
sb.Append(param.getIntegerValue());
sb.Append(')');
return sb.ToString();
case CssValidator.SAC_INHERIT:
// constant
return "inherit";
case CssValidator.SAC_ATTR:
case CssValidator.SAC_COUNTER_FUNCTION:
case CssValidator.SAC_COUNTERS_FUNCTION:
case CssValidator.SAC_FUNCTION:
case CssValidator.SAC_RECT_FUNCTION:
case CssValidator.SAC_SUB_EXPRESSION:
case CssValidator.SAC_UNICODERANGE:
default:
// these are properties that shouldn't be necessary for most run
// of the mill HTML/CSS
return null;
}
}
/// <summary> Determines whether the given property (both name and value) are valid
/// according to this validator's policy.
///
/// </summary>
/// <param name="name">the name of the property
/// </param>
/// <param name="lu">the value of the property
/// </param>
/// <returns> true if this property name/value is valid; false otherwise
/// </returns>
public virtual bool isValidProperty(string name, LexicalUnit lu)
{
bool isValid = false;
Property property = null;
if (name != null)
{
property = policy.getPropertyByName(name.ToLower());
}
// if we were able to find the property by name, validate the value
if (property != null)
{
// validate all values attached to this property
isValid = true;
while (lu != null)
{
System.String value_Renamed = lexicalValueToString(lu);
if (value_Renamed == null || !validateValue(property, value_Renamed))
{
isValid = false;
break;
}
lu = lu.getNextLexicalUnit();
}
}
return isValid;
}
/// <summary> Converts the given lexical unit to a <code>String</code>
/// representation. This method does not perform any validation - it is meant
/// to be used in conjunction with the validator/logging methods.
///
/// </summary>
/// <param name="lu">the lexical unit to convert
/// </param>
/// <returns> a <code>String</code> representation of the given lexical unit
/// </returns>
public virtual System.String lexicalValueToString(LexicalUnit lu)
{
switch (lu.getLexicalUnitType())
{
case CssValidator.SAC_PERCENTAGE:
case CssValidator.SAC_DIMENSION:
case CssValidator.SAC_EM:
case CssValidator.SAC_EX:
case CssValidator.SAC_PIXEL:
case CssValidator.SAC_INCH:
case CssValidator.SAC_CENTIMETER:
case CssValidator.SAC_MILLIMETER:
case CssValidator.SAC_POINT:
case CssValidator.SAC_PICA:
case CssValidator.SAC_DEGREE:
case CssValidator.SAC_GRADIAN:
case CssValidator.SAC_RADIAN:
case CssValidator.SAC_MILLISECOND:
case CssValidator.SAC_SECOND:
case CssValidator.SAC_HERTZ:
case CssValidator.SAC_KILOHERTZ:
// these are all measurements
return(lu.getFloatValue() + lu.getDimensionUnitText());
case CssValidator.SAC_INTEGER:
// just a number
return(System.Convert.ToString(lu.getIntegerValue()));
case CssValidator.SAC_REAL:
// just a number
return(System.Convert.ToString(lu.getFloatValue()));
case CssValidator.SAC_STRING_VALUE:
case CssValidator.SAC_IDENT:
// just a string/identifier
return(lu.getStringValue());
case CssValidator.SAC_URI:
// this is a URL
return("url(" + lu.getStringValue() + ")");
case CssValidator.SAC_RGBCOLOR:
// this is a rgb encoded color
System.Text.StringBuilder sb = new System.Text.StringBuilder("rgb(");
LexicalUnit param = lu.getParameters();
sb.Append(param.getIntegerValue()); // R value
sb.Append(',');
param = param.getNextLexicalUnit(); // comma
param = param.getNextLexicalUnit(); // G value
sb.Append(param.getIntegerValue());
sb.Append(',');
param = param.getNextLexicalUnit(); // comma
param = param.getNextLexicalUnit(); // B value
sb.Append(param.getIntegerValue());
sb.Append(')');
return(sb.ToString());
case CssValidator.SAC_INHERIT:
// constant
return("inherit");
case CssValidator.SAC_ATTR:
case CssValidator.SAC_COUNTER_FUNCTION:
case CssValidator.SAC_COUNTERS_FUNCTION:
case CssValidator.SAC_FUNCTION:
case CssValidator.SAC_RECT_FUNCTION:
case CssValidator.SAC_SUB_EXPRESSION:
case CssValidator.SAC_UNICODERANGE:
default:
// these are properties that shouldn't be necessary for most run
// of the mill HTML/CSS
return(null);
}
}
