void GetTag(out TagType tagtype, out string id, out TagAttributes attributes)
{
int token = tokenizer.get_token();
tagtype = TagType.ServerComment;
id = null;
attributes = null;
switch (token)
{
case '%':
GetServerTag(out tagtype, out id, out attributes);
break;
case '/':
if (!Eat(Token.IDENTIFIER))
{
OnError("expecting TAGNAME");
}
id = tokenizer.Value;
if (!Eat('>'))
{
OnError("expecting '>'. Got '" + id + "'");
}
tagtype = TagType.Close;
break;
case '!':
bool double_dash = Eat(Token.DOUBLEDASH);
if (double_dash)
{
tokenizer.put_back();
}
tokenizer.Verbatim = true;
string end = double_dash ? "-->" : ">";
string comment = GetVerbatim(tokenizer.get_token(), end);
tokenizer.Verbatim = false;
if (comment == null)
{
OnError("Unfinished HTML comment/DTD");
}
string pathType, filename;
if (double_dash && GetInclude(comment, out pathType, out filename))
{
tagtype = TagType.Include;
attributes = new TagAttributes();
attributes.Add(pathType, filename);
}
else
{
tagtype = TagType.Text;
id = "<!" + comment + end;
}
break;
case Token.IDENTIFIER:
if (this.filename == "@@inner_string@@")
{
// Actually not tag but "xxx < yyy" stuff in inner_string!
tagtype = TagType.Text;
tokenizer.InTag = false;
id = "<" + tokenizer.Odds + tokenizer.Value;
}
else
{
id = tokenizer.Value;
try
{
attributes = GetAttributes();
}
catch (Exception e)
{
OnError(e.Message);
break;
}
tagtype = TagType.Tag;
if (Eat('/') && Eat('>'))
{
tagtype = TagType.SelfClosing;
}
else if (!Eat('>'))
{
if (attributes.IsRunAtServer())
{
OnError("The server tag is not well formed.");
break;
}
tokenizer.Verbatim = true;
attributes.Add("", GetVerbatim(tokenizer.get_token(), ">") + ">");
tokenizer.Verbatim = false;
}
}
break;
default:
tagtype = TagType.Text;
tokenizer.InTag = false;
id = "<" + tokenizer.Value;
break;
}
}
TagAttributes GetAttributes()
{
int token;
TagAttributes attributes;
string id;
bool wellFormedForServer = true;
attributes = new TagAttributes();
while ((token = tokenizer.get_token()) != Token.EOF)
{
if (token == '<' && Eat('%'))
{
tokenizer.Verbatim = true;
attributes.Add("", "<%" +
GetVerbatim(tokenizer.get_token(), "%>") + "%>");
tokenizer.Verbatim = false;
tokenizer.InTag = true;
continue;
}
if (token != Token.IDENTIFIER)
{
break;
}
id = tokenizer.Value;
if (Eat('='))
{
if (Eat(Token.ATTVALUE))
{
attributes.Add(id, tokenizer.Value);
wellFormedForServer &= tokenizer.AlternatingQuotes;
}
else if (Eat('<') && Eat('%'))
{
tokenizer.Verbatim = true;
attributes.Add(id, "<%" +
GetVerbatim(tokenizer.get_token(), "%>") + "%>");
tokenizer.Verbatim = false;
tokenizer.InTag = true;
}
else
{
OnError("expected ATTVALUE");
return(null);
}
}
else
{
attributes.Add(id, null);
}
}
tokenizer.put_back();
if (attributes.IsRunAtServer() && !wellFormedForServer)
{
OnError("The server tag is not well formed.");
return(null);
}
return(attributes);
}
/// <summary>
/// Quickly add an attribute
/// it always returns the tag itself again, allowing chaining of multiple add-calls
/// </summary>
/// <param name="name">the attribute name, or a complete value like "name='value'"</param>
/// <param name="value">optional value - if the attribute already exists, it will be appended</param>
/// <param name="appendSeparator">attribute appendSeparator in case the value is appended</param>
/// <returns></returns>
public T Attr(string name, object value = null, string appendSeparator = null)
{
TagAttributes.Add(name, value, appendSeparator);
return((T)this);
}