void OnTagParsed(TagType tagtype, string id, TagAttributes attributes)
{
TagParsedHandler eh = events [tagParsedEvent] as TagParsedHandler;
if (eh != null)
{
eh(this, tagtype, id, 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(String.Empty, GetVerbatim(tokenizer.get_token(), ">") + ">");
tokenizer.Verbatim = false;
}
}
break;
default:
string idvalue = null;
// This is to handle code like:
//
// <asp:ListItem runat="server"> < </asp:ListItem>
//
if ((char)token == '<')
{
string odds = tokenizer.Odds;
if (odds != null && odds.Length > 0 && Char.IsWhiteSpace(odds [0]))
{
tokenizer.put_back();
idvalue = odds;
}
else
{
idvalue = tokenizer.Value;
}
}
else
{
idvalue = tokenizer.Value;
}
tagtype = TagType.Text;
tokenizer.InTag = false;
id = "<" + idvalue;
break;
}
}
internal virtual void AddAssemblyDirective (ILocation location, TagAttributes attrs)
{
Hashtable tbl = attrs.GetDictionary (null);
string name = GetAndRemove (tbl, "Name");
string src = GetAndRemove (tbl, "Src");
if (name == null && src == null)
throw new ParseException (location, "You gotta specify Src or Name");
if (name != null && src != null)
throw new ParseException (location, "Src and Name cannot be used together");
if (name != null) {
AddAssemblyByName (name, location);
} else {
GetAssemblyFromSource (src, location);
}
if (tbl.Count > 0)
throw new ParseException (location, "Unrecognized attribute in Assembly directive");
}
internal virtual void AddDefaultDirective (ILocation location, TagAttributes attrs)
{
#if NET_2_0
CompilationSection compConfig;
#else
CompilationConfiguration compConfig;
#endif
compConfig = CompilationConfig;
if (gotDefault)
throw new ParseException (location, "duplicate " + DefaultDirectiveName + " directive");
gotDefault = true;
Hashtable attributes = attrs.GetDictionary (null);
className = GetAndRemove (attributes, "class");
if (className == null)
throw new ParseException (null, "No Class attribute found.");
string d = GetAndRemove (attributes, "debug");
if (d != null) {
debug = (String.Compare (d, "true", true, Helpers.InvariantCulture) == 0);
if (debug == false && String.Compare (d, "false", true, Helpers.InvariantCulture) != 0)
throw new ParseException (null, "Invalid value for Debug attribute");
} else
debug = compConfig.Debug;
language = GetAndRemove (attributes, "language");
if (language == null)
language = compConfig.DefaultLanguage;
GetAndRemove (attributes, "codebehind");
if (attributes.Count > 0)
throw new ParseException (location, "Unrecognized attribute in " +
DefaultDirectiveName + " directive");
}
bool ProcessTag (string tagid, TagAttributes atts, TagType tagtype)
{
if ((atts == null || !atts.IsRunAtServer ()) && String.Compare (tagid, "tbody", true) == 0) {
// MS completely ignores tbody or, if runat="server", fails when compiling
if (stack.Count > 0)
return stack.Builder.ChildrenAsProperties;
return false;
}
if (isApplication) {
if (String.Compare (tagid, "object", true) != 0)
throw new ParseException (location, "Invalid tag for application file.");
}
ControlBuilder parent = stack.Builder;
ControlBuilder builder = null;
Hashtable htable = (atts != null) ? atts.GetDictionary (null) : emptyHash;
if (stack.Count > 1) {
try {
builder = parent.CreateSubBuilder (tagid, htable, null, tparser, location);
} catch (TypeLoadException e) {
throw new ParseException (Location, "Type not found.", e);
} catch (Exception e) {
throw new ParseException (Location, e.Message, e);
}
}
if (builder == null && atts != null && atts.IsRunAtServer ()) {
string id = htable ["id"] as string;
if (id != null && !CodeGenerator.IsValidLanguageIndependentIdentifier (id))
throw new ParseException (Location, "'" + id + "' is not a valid identifier");
try {
builder = rootBuilder.CreateSubBuilder (tagid, htable, null, tparser, location);
} catch (TypeLoadException e) {
throw new ParseException (Location, "Type not found.", e);
} catch (Exception e) {
throw new ParseException (Location, e.Message, e);
}
}
if (builder == null)
return false;
builder.location = location;
builder.ID = htable ["id"] as string;
if (typeof (HtmlForm).IsAssignableFrom (builder.ControlType)) {
if (inForm)
throw new ParseException (location, "Only one <form> allowed.");
inForm = true;
}
if (builder.HasBody () && !(builder is ObjectTagBuilder)) {
if (builder is TemplateBuilder) {
// push the id list
}
stack.Push (builder, location);
} else {
if (!isApplication && builder is ObjectTagBuilder) {
ObjectTagBuilder ot = (ObjectTagBuilder) builder;
if (ot.Scope != null && ot.Scope != "")
throw new ParseException (location, "Scope not allowed here");
if (tagtype == TagType.Tag) {
stack.Push (builder, location);
return true;
}
}
parent.AppendSubBuilder (builder);
builder.CloseControl ();
}
return true;
}
// KLUDGE WARNING!!
//
// The code below (ProcessTagsInAttributes, ParseAttributeTag) serves the purpose to work
// around a limitation of the current asp.net parser which is unable to parse server
// controls inside client tag attributes. Since the architecture of the current
// parser does not allow for clean solution of this problem, hence the kludge
// below. It will be gone as soon as the parser is rewritten.
//
// The kludge supports only self-closing tags inside attributes.
//
// KLUDGE WARNING!!
bool ProcessTagsInAttributes (ILocation location, string tagid, TagAttributes attributes, TagType type)
{
if (attributes == null || attributes.Count == 0)
return false;
Match match;
Group group;
string value;
bool retval = false;
int index, length;
StringBuilder sb = new StringBuilder ();
sb.AppendFormat ("\t<{0}", tagid);
foreach (string key in attributes.Keys) {
value = attributes [key] as string;
if (value == null || value.Length < 16) { // optimization
sb.AppendFormat (" {0}=\"{1}\"", key, value);
continue;
}
match = runatServer.Match (attributes [key] as string);
if (!match.Success) {
sb.AppendFormat (" {0}=\"{1}\"", key, value);
continue;
}
if (sb.Length > 0) {
TextParsed (location, sb.ToString ());
sb.Length = 0;
}
retval = true;
group = match.Groups [0];
index = group.Index;
length = group.Length;
TextParsed (location, String.Format (" {0}=\"{1}", key, index > 0 ? value.Substring (0, index) : String.Empty));;
FlushText ();
ParseAttributeTag (group.Value, location);
if (index + length < value.Length)
TextParsed (location, value.Substring (index + length) + "\"");
else
TextParsed (location, "\"");
}
if (type == TagType.SelfClosing)
sb.Append ("/>");
else
sb.Append (">");
if (retval && sb.Length > 0)
TextParsed (location, sb.ToString ());
return retval;
}
bool ProcessScript (TagType tagtype, TagAttributes attributes)
{
if (tagtype != TagType.Close) {
if (attributes != null && attributes.IsRunAtServer ()) {
string language = (string) attributes ["language"];
if (language != null && language.Length > 0 && tparser.ImplicitLanguage)
tparser.SetLanguage (language);
CheckLanguage (language);
string src = (string) attributes ["src"];
if (src != null) {
if (src.Length == 0)
throw new ParseException (Parser,
"src cannot be an empty string");
string content = ReadFile (src);
inScript = true;
TextParsed (Parser, content);
FlushText ();
inScript = false;
if (tagtype != TagType.SelfClosing) {
ignore_text = true;
Parser.VerbatimID = "script";
}
} else if (tagtype == TagType.Tag) {
Parser.VerbatimID = "script";
inScript = true;
}
return true;
} else {
if (tagtype != TagType.SelfClosing) {
Parser.VerbatimID = "script";
javascript = true;
}
string content = location.PlainText;
/* HACK, HACK, HACK */
if (content.StartsWith ("<script")) {
TextParsed (location, "<script");
content = content.Substring (7);
}
TextParsed (location, content);
return true;
}
}
bool result;
if (inScript) {
result = inScript;
inScript = false;
} else if (!ignore_text) {
result = javascript;
javascript = false;
TextParsed (location, location.PlainText);
} else {
ignore_text = false;
result = true;
}
return result;
}
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 (String.Empty, GetVerbatim (tokenizer.get_token (), ">") + ">");
tokenizer.Verbatim = false;
}
}
break;
default:
string idvalue = null;
// This is to handle code like:
//
// <asp:ListItem runat="server"> < </asp:ListItem>
//
if ((char)token == '<') {
string odds = tokenizer.Odds;
if (odds != null && odds.Length > 0 && Char.IsWhiteSpace (odds [0])) {
tokenizer.put_back ();
idvalue = odds;
} else
idvalue = tokenizer.Value;
} else
idvalue = tokenizer.Value;
tagtype = TagType.Text;
tokenizer.InTag = false;
id = "<" + idvalue;
break;
}
}
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);
}
TagAttributes GetAttributes ()
{
int token;
TagAttributes attributes;
string id;
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);
} 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 ();
return attributes;
}
void TagParsed (ILocation location, TagType tagtype, string tagid, TagAttributes attributes)
{
if (tagtype == TagType.CodeRender)
builder.AppendSubBuilder (new CodeRenderBuilder (tagid, false, location));
else if (tagtype == TagType.CodeRenderExpression)
builder.AppendSubBuilder (new CodeRenderBuilder (tagid, true, location));
else if (tagtype == TagType.DataBinding)
builder.AppendSubBuilder (new DataBindingBuilder (tagid, location));
else
builder.AppendLiteralString (location.PlainText);
}
bool ProcessScript (TagType tagtype, TagAttributes attributes)
{
if (tagtype != TagType.Close) {
if (attributes != null && attributes.IsRunAtServer ()) {
CheckLanguage ((string) attributes ["language"]);
if (tagtype == TagType.Tag) {
Parser.VerbatimID = "script";
inScript = true;
} //else if (tagtype == TagType.SelfClosing)
// load script file here
return true;
} else {
if (tagtype != TagType.SelfClosing) {
Parser.VerbatimID = "script";
javascript = true;
}
TextParsed (location, location.PlainText);
return true;
}
}
bool result;
if (inScript) {
result = inScript;
inScript = false;
} else {
result = javascript;
javascript = false;
TextParsed (location, location.PlainText);
}
return result;
}
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(String.Empty, "<%" +
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);
}
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 (String.Empty, "<%" +
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;
}
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;
#if NET_4_0
bool codeRenderEncode;
#endif
varname = Eat('=');
databinding = !varname && Eat('#');
#if NET_4_0
codeRenderEncode = !databinding && !varname && Eat(':');
#endif
string odds = tokenizer.Odds;
tokenizer.Verbatim = true;
inside_tags = GetVerbatim(tokenizer.get_token(), "%>");
if (databinding && odds != null && odds.Length > 0)
{
databinding = false;
// We encountered <% #something here %>, this should be passed
// verbatim to the compiler
inside_tags = '#' + inside_tags;
}
tokenizer.Verbatim = false;
id = inside_tags;
attributes = null;
if (databinding)
{
tagtype = TagType.DataBinding;
}
else if (varname)
{
tagtype = TagType.CodeRenderExpression;
}
#if NET_4_0
else if (codeRenderEncode)
{
tagtype = TagType.CodeRenderEncode;
}
#endif
else
{
tagtype = TagType.CodeRender;
}
}
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;
#if NET_4_0
bool codeRenderEncode;
#endif
varname = Eat ('=');
databinding = !varname && Eat ('#');
#if NET_4_0
codeRenderEncode = !databinding && !varname && Eat (':');
#endif
string odds = tokenizer.Odds;
tokenizer.Verbatim = true;
inside_tags = GetVerbatim (tokenizer.get_token (), "%>");
if (databinding && odds != null && odds.Length > 0) {
databinding = false;
// We encountered <% #something here %>, this should be passed
// verbatim to the compiler
inside_tags = '#' + inside_tags;
}
tokenizer.Verbatim = false;
id = inside_tags;
attributes = null;
if (databinding)
tagtype = TagType.DataBinding;
else if (varname)
tagtype = TagType.CodeRenderExpression;
#if NET_4_0
else if (codeRenderEncode)
tagtype = TagType.CodeRenderEncode;
#endif
else
tagtype = TagType.CodeRender;
}
bool ProcessTag (ILocation location, string tagid, TagAttributes atts, TagType tagtype, out bool ignored)
{
ignored = false;
if (isApplication) {
if (String.Compare (tagid, "object", true, Helpers.InvariantCulture) != 0)
throw new ParseException (location, "Invalid tag for application file.");
}
ControlBuilder parent = stack.Builder;
ControlBuilder builder = null;
if (parent != null && parent.ControlType == typeof (HtmlTable) &&
(String.Compare (tagid, "thead", true, Helpers.InvariantCulture) == 0 ||
String.Compare (tagid, "tbody", true, Helpers.InvariantCulture) == 0)) {
ignored = true;
return true;
}
IDictionary htable = (atts != null) ? atts.GetDictionary (null) : emptyHash;
if (stack.Count > 1) {
try {
builder = parent.CreateSubBuilder (tagid, htable, null, tparser, location);
} catch (TypeLoadException e) {
throw new ParseException (Location, "Type not found.", e);
} catch (Exception e) {
throw new ParseException (Location, e.Message, e);
}
}
bool runatServer = atts != null && atts.IsRunAtServer ();
if (builder == null && runatServer) {
string id = htable ["id"] as string;
if (id != null && !CodeGenerator.IsValidLanguageIndependentIdentifier (id))
throw new ParseException (Location, "'" + id + "' is not a valid identifier");
try {
builder = RootBuilder.CreateSubBuilder (tagid, htable, null, tparser, location);
} catch (TypeLoadException e) {
throw new ParseException (Location, "Type not found.", e);
} catch (HttpException e) {
CompilationException inner = e.InnerException as CompilationException;
if (inner != null)
throw inner;
throw new ParseException (Location, e.Message, e);
} catch (Exception e) {
throw new ParseException (Location, e.Message, e);
}
}
if (builder == null)
return false;
// This is as good as we can do for now - if the parsed location contains
// both expressions and code render blocks then we're out of luck...
string plainText = location.PlainText;
if (!runatServer && plainText.IndexOf ("<%$") == -1&& plainText.IndexOf ("<%") > -1)
return false;
PageParserFilter pfilter = PageParserFilter;
if (pfilter != null && !pfilter.AllowControl (builder.ControlType, builder))
throw new ParseException (Location, "Control type '" + builder.ControlType + "' not allowed.");
if (!OtherControlsAllowed (builder))
throw new ParseException (Location, "Only Content controls are allowed directly in a content page that contains Content controls.");
builder.Location = location;
builder.ID = htable ["id"] as string;
if (typeof (HtmlForm).IsAssignableFrom (builder.ControlType)) {
if (inForm)
throw new ParseException (location, "Only one <form> allowed.");
inForm = true;
}
if (builder.HasBody () && !(builder is ObjectTagBuilder)) {
if (builder is TemplateBuilder) {
// push the id list
}
stack.Push (builder, location);
} else {
if (!isApplication && builder is ObjectTagBuilder) {
ObjectTagBuilder ot = (ObjectTagBuilder) builder;
if (ot.Scope != null && ot.Scope.Length > 0)
throw new ParseException (location, "Scope not allowed here");
if (tagtype == TagType.Tag) {
stack.Push (builder, location);
return true;
}
}
parent.AppendSubBuilder (builder);
builder.CloseControl ();
}
return true;
}
void OnTagParsed (TagType tagtype, string id, TagAttributes attributes)
{
TagParsedHandler eh = events [tagParsedEvent] as TagParsedHandler;
if (eh != null)
eh (this, tagtype, id, attributes);
}
void TagParsed (ILocation location, TagType tagtype, string tagid, TagAttributes attributes)
{
switch (tagtype) {
case TagType.CodeRender:
builder.AppendSubBuilder (new CodeRenderBuilder (tagid, false, location));
break;
case TagType.CodeRenderExpression:
builder.AppendSubBuilder (new CodeRenderBuilder (tagid, true, location));
break;
#if NET_4_0
case TagType.CodeRenderEncode:
builder.AppendSubBuilder (new CodeRenderBuilder (tagid, true, location, true));
break;
#endif
case TagType.DataBinding:
builder.AppendSubBuilder (new DataBindingBuilder (tagid, location));
break;
case TagType.Tag:
case TagType.SelfClosing:
case TagType.Close:
if (generator != null)
generator.TagParsed (location, tagtype, tagid, attributes);
else
goto default;
break;
default:
string text = location.PlainText;
if (text != null && text.Trim ().Length > 0)
builder.AppendLiteralString (text);
break;
}
}
void TagParsed (ILocation location, System.Web.Compilation.TagType tagtype, string tagid, TagAttributes attributes)
{
if (tagtype != System.Web.Compilation.TagType.Directive)
throw new ParseException (location, "Unexpected tag");
if (tagid == null || tagid.Length == 0 || String.Compare (tagid, DefaultDirectiveName, true, Helpers.InvariantCulture) == 0) {
AddDefaultDirective (location, attributes);
} else if (String.Compare (tagid, "Assembly", true, Helpers.InvariantCulture) == 0) {
AddAssemblyDirective (location, attributes);
} else {
throw new ParseException (location, "Unexpected directive: " + tagid);
}
}
void TagParsed (ILocation location, TagType tagtype, string tagid, TagAttributes attributes)
{
bool tagIgnored;
this.location = new Location (location);
if (tparser != null)
tparser.Location = location;
if (text.Length != 0) {
bool ignoreEmptyString = lastTag == TagType.CodeRender;
#if NET_4_0
ignoreEmptyString |= lastTag == TagType.CodeRenderEncode;
#endif
FlushText (ignoreEmptyString);
}
if (0 == String.Compare (tagid, "script", true, Helpers.InvariantCulture)) {
bool in_script = (inScript || ignore_text);
if (in_script) {
if (ProcessScript (tagtype, attributes))
return;
} else
if (ProcessScript (tagtype, attributes))
return;
}
lastTag = tagtype;
switch (tagtype) {
case TagType.Directive:
if (tagid.Length == 0)
tagid = tparser.DefaultDirectiveName;
tparser.AddDirective (tagid, attributes.GetDictionary (null));
break;
case TagType.Tag:
if (ProcessTag (location, tagid, attributes, tagtype, out tagIgnored)) {
if (!tagIgnored)
useOtherTags = true;
break;
}
if (useOtherTags) {
stack.Builder.EnsureOtherTags ();
stack.Builder.OtherTags.Add (tagid);
}
{
string plainText = location.PlainText;
if (!ProcessTagsInAttributes (location, tagid, attributes, TagType.Tag))
TextParsed (location, ChopOffTagStart (location, plainText, tagid));
}
break;
case TagType.Close:
bool notServer = (useOtherTags && TryRemoveTag (tagid, stack.Builder.OtherTags));
if (!notServer && CloseControl (tagid))
break;
TextParsed (location, location.PlainText);
break;
case TagType.SelfClosing:
int count = stack.Count;
if (!ProcessTag (location, tagid, attributes, tagtype, out tagIgnored) && !tagIgnored) {
string plainText = location.PlainText;
if (!ProcessTagsInAttributes (location, tagid, attributes, TagType.SelfClosing))
TextParsed (location, ChopOffTagStart (location, plainText, tagid));
} else if (stack.Count != count) {
CloseControl (tagid);
}
break;
case TagType.DataBinding:
case TagType.CodeRenderExpression:
case TagType.CodeRender:
#if NET_4_0
case TagType.CodeRenderEncode:
#endif
if (isApplication)
throw new ParseException (location, "Invalid content for application file.");
ProcessCode (tagtype, tagid, location);
break;
case TagType.Include:
if (isApplication)
throw new ParseException (location, "Invalid content for application file.");
string file = attributes ["virtual"] as string;
bool isvirtual = (file != null);
if (!isvirtual)
file = attributes ["file"] as string;
if (isvirtual) {
bool parsed = false;
VirtualPathProvider vpp = HostingEnvironment.VirtualPathProvider;
if (vpp.FileExists (file)) {
VirtualFile vf = vpp.GetFile (file);
if (vf != null) {
Parse (vf.Open (), file, true);
parsed = true;
}
}
if (!parsed)
Parse (tparser.MapPath (file), true);
} else {
string includeFilePath = GetIncludeFilePath (tparser.ParserDir, file);
CheckIfIncludeFileIsSecure (includeFilePath);
tparser.PushIncludeDir (Path.GetDirectoryName (includeFilePath));
try {
Parse (includeFilePath, true);
} finally {
tparser.PopIncludeDir ();
}
}
break;
default:
break;
}
//PrintLocation (location);
}
void TagParsed (ILocation location, TagType tagtype, string tagid, TagAttributes attributes)
{
this.location = new Location (location);
if (tparser != null)
tparser.Location = location;
if (text.Length != 0)
FlushText ();
if (0 == String.Compare (tagid, "script", true)) {
if (ProcessScript (tagtype, attributes))
return;
}
switch (tagtype) {
case TagType.Directive:
if (tagid == "")
tagid = tparser.DefaultDirectiveName;
tparser.AddDirective (tagid, attributes.GetDictionary (null));
break;
case TagType.Tag:
if (ProcessTag (tagid, attributes, tagtype)) {
useOtherTags = true;
break;
}
if (useOtherTags) {
stack.Builder.EnsureOtherTags ();
stack.Builder.OtherTags.Add (tagid);
}
TextParsed (location, location.PlainText);
break;
case TagType.Close:
bool notServer = (useOtherTags && TryRemoveTag (tagid, stack.Builder.OtherTags));
if (!notServer && CloseControl (tagid))
break;
TextParsed (location, location.PlainText);
break;
case TagType.SelfClosing:
int count = stack.Count;
if (!ProcessTag (tagid, attributes, tagtype)) {
TextParsed (location, location.PlainText);
} else if (stack.Count != count) {
CloseControl (tagid);
}
break;
case TagType.DataBinding:
goto case TagType.CodeRender;
case TagType.CodeRenderExpression:
goto case TagType.CodeRender;
case TagType.CodeRender:
if (isApplication)
throw new ParseException (location, "Invalid content for application file.");
ProcessCode (tagtype, tagid, location);
break;
case TagType.Include:
if (isApplication)
throw new ParseException (location, "Invalid content for application file.");
string file = attributes ["virtual"] as string;
bool isvirtual = (file != null);
if (!isvirtual)
file = attributes ["file"] as string;
if (isvirtual) {
file = tparser.MapPath (file);
} else {
file = GetIncludeFilePath (tparser.BaseDir, file);
}
InitParser (file);
DoParse ();
break;
default:
break;
}
//PrintLocation (location);
}
