protected static void AppendText(string text, TemplateClassBuilder builder, TemplateOptions options)
{
var encodeHtml = options.EncodeHtml;
if (text.StartsWith("!"))
{
text = text.Substring(1, text.Length - 1);
text.TrimStart(' ');
encodeHtml = false;
}
if (text.StartsWith("&"))
{
text = text.Substring(1, text.Length - 1);
text.TrimStart(' ');
encodeHtml = true;
}
var parser = new ExpressionStringParser(text);
parser.Parse();
foreach (var expressionStringToken in parser.ExpressionStringTokens)
{
if (expressionStringToken.IsExpression)
{
builder.AppendCode(expressionStringToken.Value, encodeHtml);
}
else
{
builder.AppendOutput(expressionStringToken.Value);
}
}
}
public override BlockClosingAction Render(ViewSourceReader viewSourceReader, TemplateOptions options, TemplateClassBuilder builder)
{
var inputLine = viewSourceReader.CurrentInputLine;
builder.AppendOutput(inputLine.Indent);
builder.AppendCode(inputLine.NormalizedText.Trim(), options.EncodeHtml);
builder.AppendOutputLine();
return(EmptyClosingAction);
}
public override BlockClosingAction Render(ViewSourceReader viewSourceReader, TemplateOptions options, TemplateClassBuilder builder)
{
var currentInputLine = viewSourceReader.CurrentInputLine;
var input = PreprocessLine(currentInputLine);
var match = _tagRegex.Match(input);
if (!match.Success)
{
SyntaxException.Throw(currentInputLine, ErrorParsingTag, currentInputLine);
}
var groups = match.Groups;
var tagName = groups[1].Value.Replace("\\", string.Empty);
var isWhitespaceSensitive = _whitespaceSensitiveTags.Contains(tagName);
var openingTag = string.Format("{0}<{1}", currentInputLine.Indent, tagName);
var closingTag = string.Format("</{0}>", tagName);
builder.AppendOutput(openingTag);
ParseAndRenderAttributes(builder, match);
var action = groups[6].Value.Trim();
if (string.Equals("/", action) || options.IsAutoClosingTag(tagName))
{
builder.AppendOutput(" />");
builder.AppendOutputLine();
return(EmptyClosingAction);
}
var content = groups[7].Value.Trim();
if (string.IsNullOrEmpty(content))
{
builder.AppendOutput(">");
builder.AppendOutputLine();
closingTag = currentInputLine.Indent + closingTag;
}
else
{
if ((content.Length > 50) || ("=" == action) || ("&=" == action) || ("!=" == action))
{
builder.AppendOutput(">");
if (!isWhitespaceSensitive)
{
builder.AppendOutputLine();
builder.AppendOutput(viewSourceReader.NextIndent);
}
if (string.Equals("=", action))
{
builder.AppendCode(content, options.EncodeHtml);
}
else if (string.Equals("&=", action))
{
builder.AppendCode(content, true);
}
else if (string.Equals("!=", action))
{
builder.AppendCode(content, false);
}
else
{
AppendText(content, builder, options);
}
if (!isWhitespaceSensitive)
{
builder.AppendOutputLine();
closingTag = currentInputLine.Indent + closingTag;
}
}
else
{
builder.AppendOutput(">");
AppendText(content, builder, options);
if ((currentInputLine.IndentCount + 1) == viewSourceReader.NextInputLine.IndentCount)
{
builder.AppendOutputLine();
closingTag = currentInputLine.Indent + closingTag;
}
}
}
return(() =>
{
builder.AppendOutput(closingTag);
builder.AppendOutputLine();
});
}