private void InitTmpls()
{
_tmpls = new Dictionary <string, Volt> (StringComparer.InvariantCultureIgnoreCase);
foreach (Token elem in _elements)
{
if (elem is Tag)
{
Tag tag = (Tag)elem;
if (string.Compare(tag.Name, "define", true) == 0)
{
Expression ename = tag.AttributeValue("name");
string tname;
if (ename is StringLiteral)
{
tname = ((StringLiteral)ename).Content;
}
else
{
tname = "?";
}
Volt tmpl = new Volt(tname, tag.Tokens, this);
_tmpls[tname] = tmpl;
}
}
}
}
public Volt(string name, List <Token> elements)
{
_name = name;
_elements = elements;
_parent = null;
InitTmpls();
}
public Volt(string name, List <Token> elements, Volt parent)
{
_name = name;
_elements = elements;
_parent = parent;
InitTmpls();
}
public VoltEngine(Volt tmpl)
{
_mainTmpl = tmpl;
_currentTmpl = tmpl;
_silentErrors = false;
_scriptMode = false;
Initialize();
}
private void ProcessTmpl(string name, Tag tag)
{
if (customTags != null && customTags.ContainsKey(name))
{
ExecuteCustomTag(tag);
return;
}
Volt useTmpl = _currentTmpl.FindTmpl(name);
if (useTmpl == null)
{
string msg = string.Format("Volt '{0}' not found", name);
throw new VoltException(msg, tag.Line, tag.Col);
}
TextWriter saveWriter = writer;
writer = new StringWriter();
string content = string.Empty;
try {
ProcessTokens(tag.Tokens);
content = writer.ToString();
} finally {
writer = saveWriter;
}
Volt saveTmpl = _currentTmpl;
_variables = new Variable(_variables);
_variables["innerText"] = content;
try {
foreach (DotAttribute attrib in tag.Attributes)
{
object val = EvalExpression(attrib.Expression);
_variables[attrib.Name] = val;
}
_currentTmpl = useTmpl;
ProcessTokens(_currentTmpl.Elements);
} finally {
_variables = _variables.Parent;
_currentTmpl = saveTmpl;
}
}
public void Process(TextWriter writer)
{
this.writer = writer;
this._currentTmpl = _mainTmpl;
if (_handler != null)
{
SetValue("this", _handler);
_handler.BeforeProcess(this);
}
ProcessTokens(_mainTmpl.Elements);
if (_handler != null)
{
_handler.AfterProcess(this);
}
}
public static VoltEngine Parser(string name, string tmpl)
{
Volt iTmpl = Volt.Parser(name, tmpl);
return(new VoltEngine(iTmpl));
}
public void AddTmpl(Volt tmpl)
{
_mainTmpl.Tmpls.Add(tmpl.Name, tmpl);
}