/// <summary>
/// Initializes a new instance of the <see cref="HtmlFormat"/> class.
/// The html format.
/// </summary>
public HtmlFormat()
{
const string RegJavaScript = @"(?<=<script(?:\s.*?)?>).+?(?=</script>)";
const string RegComment = @"<!--.*?-->";
const string RegAspTag = @"<%@.*?%>|<%|%>";
const string RegAspCode = @"(?<=<%).*?(?=%>)";
const string RegTagDelimiter = @"(?:</?!?\??(?!%)|(?<!%)/?>)+";
const string RegTagName = @"(?<=</?!?\??(?!%))[\w\.:-]+(?=.*>)";
const string RegAttributes = @"(?<=<(?!%)/?!?\??[\w:-]+).*?(?=(?<!%)/?>)";
const string RegEntity = @"&\w+;";
const string RegAttributeMatch = @"(=?"".*?""|=?'.*?')|([\w:-]+)";
// the regex object will handle all the replacements in one pass
const string RegAll = "(" + RegJavaScript + ")|(" + RegComment + ")|(" + RegAspTag + ")|(" + RegAspCode + ")|(" +
RegTagDelimiter + ")|(" + RegTagName + ")|(" + RegAttributes + ")|(" + RegEntity + ")";
this.CodeRegex = new Regex(RegAll, RegexOptions.IgnoreCase | RegexOptions.Singleline);
this.attribRegex = new Regex(RegAttributeMatch, RegexOptions.Singleline);
this.csf = new CSharpFormat();
this.jsf = new JavaScriptFormat();
}
private JavaScriptFormat jsf; //to format client-side JavaScript code
#endregion Fields
#region Constructors
/// <summary/>
public HtmlFormat()
{
const string regJavaScript = @"(?<=<script(?:\s.*?)?>).+?(?=</script>)";
const string regComment = @"<!--.*?-->";
const string regAspTag = @"<%@.*?%>|<%|%>";
const string regAspCode = @"(?<=<%).*?(?=%>)";
const string regTagDelimiter = @"(?:</?!?\??(?!%)|(?<!%)/?>)+";
const string regTagName = @"(?<=</?!?\??(?!%))[\w\.:-]+(?=.*>)";
const string regAttributes = @"(?<=<(?!%)/?!?\??[\w:-]+).*?(?=(?<!%)/?>)";
const string regEntity = @"&\w+;";
const string regAttributeMatch = @"(=?"".*?""|=?'.*?')|([\w:-]+)";
//the regex object will handle all the replacements in one pass
string regAll = "(" + regJavaScript + ")|(" + regComment + ")|("
+ regAspTag + ")|(" + regAspCode + ")|("
+ regTagDelimiter + ")|(" + regTagName + ")|("
+ regAttributes + ")|(" + regEntity + ")";
CodeRegex = new Regex(regAll, RegexOptions.IgnoreCase | RegexOptions.Singleline);
attribRegex = new Regex(regAttributeMatch, RegexOptions.Singleline);
csf = new CSharpFormat();
jsf = new JavaScriptFormat();
}
/// <summary>
/// Returns the formatted text.
/// </summary>
/// <param name="options">Whatever options were set in the regex groups.</param>
/// <param name="text">Send the e.body so it can get formatted.</param>
/// <returns>The formatted string of the match.</returns>
public string Highlight(HighlightOptions options, string text)
{
switch (options.Language)
{
case "c#":
CodeFormatter.CSharpFormat csf = new CodeFormatter.CSharpFormat();
csf.LineNumbers = options.DisplayLineNumbers;
csf.Alternate = options.AlternateLineNumbers;
return csf.FormatCode(text);
case "vb":
CodeFormatter.VisualBasicFormat vbf = new CodeFormatter.VisualBasicFormat();
vbf.LineNumbers = options.DisplayLineNumbers;
vbf.Alternate = options.AlternateLineNumbers;
//e.Body = codeRegex.Replace(text, new MatchEvaluator(CodeEvaluator));
//e.Body = codeBeginTagRegex.Replace(codeRegex.Replace(text, new MatchEvaluator(CodeEvaluator)), @"<p>");
//e.Body = codeEndTagRegex.Replace(codeBeginTagRegex.Replace(codeRegex.Replace(text, new MatchEvaluator(CodeEvaluator)), @"<p>"), @"</p>");
return vbf.FormatCode(text);
case "js":
CodeFormatter.JavaScriptFormat jsf = new CodeFormatter.JavaScriptFormat();
jsf.LineNumbers = options.DisplayLineNumbers;
jsf.Alternate = options.AlternateLineNumbers;
return jsf.FormatCode(text);
case "html":
CodeFormatter.HtmlFormat htmlf = new CodeFormatter.HtmlFormat();
htmlf.LineNumbers = options.DisplayLineNumbers;
htmlf.Alternate = options.AlternateLineNumbers;
text = StripHtml(text).Trim();
string code = htmlf.FormatCode(text).Trim();
return code.Replace(Environment.NewLine, "<br />");
case "xml":
CodeFormatter.HtmlFormat xmlf = new CodeFormatter.HtmlFormat();
xmlf.LineNumbers = options.DisplayLineNumbers;
xmlf.Alternate = options.AlternateLineNumbers;
text = StripHtml(text).Trim();
string xml = xmlf.FormatCode(text).Trim();
return xml.Replace(Environment.NewLine, "<br />");
case "tsql":
CodeFormatter.TsqlFormat tsqlf = new CodeFormatter.TsqlFormat();
tsqlf.LineNumbers = options.DisplayLineNumbers;
tsqlf.Alternate = options.AlternateLineNumbers;
return tsqlf.FormatCode(text);
case "msh":
CodeFormatter.MshFormat mshf = new CodeFormatter.MshFormat();
mshf.LineNumbers = options.DisplayLineNumbers;
mshf.Alternate = options.AlternateLineNumbers;
return mshf.FormatCode(text);
}
return string.Empty;
}
/// <summary>
/// Returns the formatted text.
/// </summary>
/// <param name="options">
/// Whatever options were set in the regex groups.
/// </param>
/// <param name="text">
/// Send the e.body so it can get formatted.
/// </param>
/// <returns>
/// The formatted string of the match.
/// </returns>
private static string Highlight(HighlightOptions options, string text)
{
switch (options.Language)
{
case "c#":
var csf = new CSharpFormat
{
LineNumbers = options.DisplayLineNumbers,
Alternate = options.AlternateLineNumbers
};
return HttpContext.Current.Server.HtmlDecode(csf.FormatCode(text));
case "vb":
var vbf = new VisualBasicFormat
{
LineNumbers = options.DisplayLineNumbers,
Alternate = options.AlternateLineNumbers
};
return HttpContext.Current.Server.HtmlDecode(vbf.FormatCode(text));
case "js":
var jsf = new JavaScriptFormat
{
LineNumbers = options.DisplayLineNumbers,
Alternate = options.AlternateLineNumbers
};
return HttpContext.Current.Server.HtmlDecode(jsf.FormatCode(text));
case "html":
var htmlf = new HtmlFormat
{
LineNumbers = options.DisplayLineNumbers,
Alternate = options.AlternateLineNumbers
};
text = Utils.StripHtml(text);
var code = htmlf.FormatCode(HttpContext.Current.Server.HtmlDecode(text)).Trim();
return code.Replace("\r\n", "<br />").Replace("\n", "<br />");
case "xml":
var xmlf = new HtmlFormat
{
LineNumbers = options.DisplayLineNumbers,
Alternate = options.AlternateLineNumbers
};
text = text.Replace("<br />", "\r\n");
text = Utils.StripHtml(text);
var xml = xmlf.FormatCode(HttpContext.Current.Server.HtmlDecode(text)).Trim();
return xml.Replace("\r\n", "<br />").Replace("\n", "<br />");
case "tsql":
var tsqlf = new TsqlFormat
{
LineNumbers = options.DisplayLineNumbers,
Alternate = options.AlternateLineNumbers
};
return HttpContext.Current.Server.HtmlDecode(tsqlf.FormatCode(text));
case "msh":
var mshf = new MshFormat
{
LineNumbers = options.DisplayLineNumbers,
Alternate = options.AlternateLineNumbers
};
return HttpContext.Current.Server.HtmlDecode(mshf.FormatCode(text));
}
return string.Empty;
}
/// <summary>
/// Returns the formatted text.
/// </summary>
/// <param name="options">Whatever options were set in the regex groups.</param>
/// <param name="text">Send the e.body so it can get formatted.</param>
/// <returns>The formatted string of the match.</returns>
private string Highlight(HighlightOptions options, string text)
{
switch (options.Language)
{
case "c#":
CSharpFormat csf = new CSharpFormat();
csf.LineNumbers = options.DisplayLineNumbers;
csf.Alternate = options.AlternateLineNumbers;
return HttpContext.Current.Server.HtmlDecode(csf.FormatCode(text));
case "vb":
VisualBasicFormat vbf = new VisualBasicFormat();
vbf.LineNumbers = options.DisplayLineNumbers;
vbf.Alternate = options.AlternateLineNumbers;
return HttpContext.Current.Server.HtmlDecode(vbf.FormatCode(text));
case "js":
JavaScriptFormat jsf = new JavaScriptFormat();
jsf.LineNumbers = options.DisplayLineNumbers;
jsf.Alternate = options.AlternateLineNumbers;
return HttpContext.Current.Server.HtmlDecode(jsf.FormatCode(text));
case "html":
HtmlFormat htmlf = new HtmlFormat();
htmlf.LineNumbers = options.DisplayLineNumbers;
htmlf.Alternate = options.AlternateLineNumbers;
text = StripHtml(text).Trim();
string code = htmlf.FormatCode(HttpContext.Current.Server.HtmlDecode(text)).Trim();
return code.Replace("\r\n", "<br />").Replace("\n", "<br />");
case "xml":
HtmlFormat xmlf = new HtmlFormat();
xmlf.LineNumbers = options.DisplayLineNumbers;
xmlf.Alternate = options.AlternateLineNumbers;
text = text.Replace("<br />", "\r\n");
text = StripHtml(text).Trim();
string xml = xmlf.FormatCode(HttpContext.Current.Server.HtmlDecode(text)).Trim();
return xml.Replace("\r\n", "<br />").Replace("\n", "<br />");
case "tsql":
TsqlFormat tsqlf = new TsqlFormat();
tsqlf.LineNumbers = options.DisplayLineNumbers;
tsqlf.Alternate = options.AlternateLineNumbers;
return HttpContext.Current.Server.HtmlDecode(tsqlf.FormatCode(text));
case "msh":
MshFormat mshf = new MshFormat();
mshf.LineNumbers = options.DisplayLineNumbers;
mshf.Alternate = options.AlternateLineNumbers;
return HttpContext.Current.Server.HtmlDecode(mshf.FormatCode(text));
}
return string.Empty;
}
