void OnTagParsed(TagType tagtype, string id, TagAttributes attributes)
{
if (TagParsed != null)
{
TagParsed(this, tagtype, id, attributes);
}
}
void GetServerTag(out TagType tagtype, out string id, out TagAttributes attributes)
{
string inside_tags;
bool old = tokenizer.ExpectAttrValue;
tokenizer.ExpectAttrValue = false;
if (Eat('@'))
{
tokenizer.ExpectAttrValue = old;
tagtype = TagType.Directive;
id = "";
if (Eat(Token.DIRECTIVE))
{
id = tokenizer.Value;
}
attributes = GetAttributes();
if (!Eat('%') || !Eat('>'))
{
OnError("expecting '%>'");
}
return;
}
if (Eat(Token.DOUBLEDASH))
{
tokenizer.ExpectAttrValue = old;
tokenizer.Verbatim = true;
inside_tags = GetVerbatim(tokenizer.get_token(), "--%>");
tokenizer.Verbatim = false;
id = null;
attributes = null;
tagtype = TagType.ServerComment;
return;
}
tokenizer.ExpectAttrValue = old;
bool varname;
bool databinding;
varname = Eat('=');
databinding = !varname && Eat('#');
tokenizer.Verbatim = true;
inside_tags = GetVerbatim(tokenizer.get_token(), "%>");
tokenizer.Verbatim = false;
id = inside_tags;
attributes = null;
tagtype = (databinding ? TagType.DataBinding :
(varname ? TagType.CodeRenderExpression : TagType.CodeRender));
}
void OnTagParsed (TagType tagtype, string id, TagAttributes attributes)
{
if (TagParsed != null)
TagParsed (this, tagtype, id, attributes);
}
void GetServerTag (out TagType tagtype, out string id, out TagAttributes attributes)
{
string inside_tags;
bool old = tokenizer.ExpectAttrValue;
tokenizer.ExpectAttrValue = false;
if (Eat ('@'))
{
tokenizer.ExpectAttrValue = old;
tagtype = TagType.Directive;
id = "";
if (Eat (Token.DIRECTIVE))
id = tokenizer.Value;
attributes = GetAttributes ();
if (!Eat ('%') || !Eat ('>'))
OnError ("expecting '%>'");
return;
}
if (Eat (Token.DOUBLEDASH))
{
tokenizer.ExpectAttrValue = old;
tokenizer.Verbatim = true;
inside_tags = GetVerbatim (tokenizer.get_token (), "--%>");
tokenizer.Verbatim = false;
id = null;
attributes = null;
tagtype = TagType.ServerComment;
return;
}
tokenizer.ExpectAttrValue = old;
bool varname;
bool databinding;
varname = Eat ('=');
databinding = !varname && Eat ('#');
tokenizer.Verbatim = true;
inside_tags = GetVerbatim (tokenizer.get_token (), "%>");
tokenizer.Verbatim = false;
id = inside_tags;
attributes = null;
tagtype = (databinding ? TagType.DataBinding :
(varname ? TagType.CodeRenderExpression : TagType.CodeRender));
}
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 ('%'))
{
/*
TagType tagtypeTmp = TagType.ServerComment;
string idTmp = null;
TagAttributes attributesTmp = new TagAttributes ();
GetServerTag (out tagtypeTmp, out idTmp, out attributesTmp);
OnTagParsed (tagtypeTmp, idTmp, attributesTmp);
*/
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;
}
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;
}
}
void ProcessDirective (string tagid, TagAttributes attributes)
{
if( tagid == "Import" )
{
_currentTemplateContext.Imports[attributes["Namespace"]] = attributes;
return;
}
if( tagid == "Assembly" )
{
_currentTemplateContext.Assemblies[attributes["Name"]] = attributes;
return;
}
_currentTemplateContext.Directives[tagid] = attributes;
}
private void TagParsed(ILocation location, TagType tagtype, string tagid, TagAttributes attributes)
{
switch(tagtype)
{
case TagType.Directive:
ProcessDirective (tagid, attributes);
break;
case TagType.ServerComment:
break;
case TagType.CodeRender:
{
DumpContent();
_codeBuilder.Append(tagid);
_contentBuilder.Length = 0;
}
break;
case TagType.CodeRenderExpression:
{
DumpContent();
string str = string.Format("System.Console.Write({0});\n", tagid);
_codeBuilder.Append(str);
_contentBuilder.Length = 0;
}
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('%'))
{
/*
* TagType tagtypeTmp = TagType.ServerComment;
* string idTmp = null;
* TagAttributes attributesTmp = new TagAttributes ();
* GetServerTag (out tagtypeTmp, out idTmp, out attributesTmp);
* OnTagParsed (tagtypeTmp, idTmp, attributesTmp);
*/
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);
}
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;
}
}
