public static string HtmlMinify(string html)
{
IMinify min = new HTMLMin();
return(min.Minify(html));
}
public static string HtmlTidy(string html,
bool minifyHtml = true,
bool minifyJs = true,
bool minifyCss = true,
bool optimizeJsPostion = true,
bool optimizeCssPostion = true)
{
//return html;
const string SCRIPT_TAG_START = "<script";
const string SCRIPT_TAG_END = "</script>";
const string STYLE_TAG_START = "<style";
const string STYLE_TAG_END = "</style>";
const string HEAD_TAG_END = "</head>";
const string BODY_TAG_END = "</body>";
int startLength = STYLE_TAG_START.Length;
int endLength = SCRIPT_TAG_END.Length;
int startIdx, endIdx, offset = 0;
int headIdx = html.IndexOf(HEAD_TAG_END, StringComparison.OrdinalIgnoreCase);
int bodyEndIdx = -1;
string scriptStr = "";
List <CodeItem> lsParts = new List <CodeItem>();
List <CodeItem> lsResult = new List <CodeItem>();
int close, endblock;
/*Javascript*/
while ((startIdx = html.IndexOf(SCRIPT_TAG_START, offset, StringComparison.OrdinalIgnoreCase)) != -1)
{
if ((endIdx = html.IndexOf(SCRIPT_TAG_END, startIdx + startLength, StringComparison.OrdinalIgnoreCase)) == -1)
{
break;
}
lsParts.Add(CodeItem.NewItem(CodeType.Html, "", html.Substring(offset, startIdx - offset), "", offset, startIdx));
scriptStr = html.Substring(startIdx, endIdx + endLength - startIdx);
close = scriptStr.IndexOf('>');
if (close != -1)
{
endblock = endIdx - startIdx;
lsParts.Add(CodeItem.NewItem(CodeType.Js,
scriptStr.Substring(0, close + 1),
scriptStr.Substring(close + 1, endblock - (close + 1)),
scriptStr.Substring(endblock),
startIdx,
endIdx + endLength
));
}
offset = endIdx + endLength;
}
//if ((endIdx = html.IndexOf(BODY_TAG_END, offset, StringComparison.OrdinalIgnoreCase)) != -1)
//{
// bodyEndIdx = endIdx;
// lsParts.Add(CodeItem.NewItem(CodeType.Html, "", html.Substring(offset, endIdx - offset), "", offset, endIdx));
// lsParts.Add(CodeItem.NewItem(CodeType.Html, "", html.Substring(endIdx), "", endIdx, html.Length - 1)); //tail
//}
//else
//{
lsParts.Add(CodeItem.NewItem(CodeType.Html, "", html.Substring(offset), "", offset, html.Length - 1));
//}
startLength = STYLE_TAG_START.Length;
endLength = STYLE_TAG_END.Length;
int i;
for (i = 0; i < lsParts.Count; i++)
{
var code = lsParts[i];
if (code.ItemType == CodeType.Js)
{
lsResult.Add(code);
}
else
{
offset = 0;
while ((startIdx = code.Content.IndexOf(STYLE_TAG_START, offset, StringComparison.OrdinalIgnoreCase)) != -1)
{
if ((endIdx = code.Content.IndexOf(STYLE_TAG_END, startIdx + startLength, StringComparison.OrdinalIgnoreCase)) == -1)
{
break;
}
lsResult.Add(CodeItem.NewItem(CodeType.Html, "", code.Content.Substring(offset, startIdx - offset), "", code.StartIndex + offset, code.StartIndex + startIdx));
scriptStr = code.Content.Substring(startIdx, endIdx + endLength - startIdx);
close = scriptStr.IndexOf('>');
if (close != -1)
{
endblock = endIdx - startIdx;
lsResult.Add(CodeItem.NewItem(CodeType.Css,
scriptStr.Substring(0, close + 1),
scriptStr.Substring(close + 1, endblock - (close + 1)),
scriptStr.Substring(endblock),
code.StartIndex + startIdx,
code.StartIndex + (endIdx + endLength)
));
}
offset = endIdx + endLength;
}
lsResult.Add(CodeItem.NewItem(CodeType.Html, "", code.Content.Substring(offset), "", code.StartIndex + offset, code.StartIndex + code.Content.Length - 1));
}
}
if (headIdx == -1 || bodyEndIdx == -1)
{
optimizeCssPostion = optimizeJsPostion = false;
}
StringBuilder sb = new StringBuilder();
HTMLMin _htmlMin = new HTMLMin();
CSSMin _cssMin = new CSSMin();
JSMin _jsMin = new JSMin();
for (i = 0; i < lsResult.Count; i++)
{
var code = lsResult[i];
if (code.ItemType == CodeType.Html)
{
if (minifyHtml)
{
code.Content = _htmlMin.Minify(code.Content);
}
}
else if (code.ItemType == CodeType.Js)
{
if (minifyJs)
{
code.Content = _jsMin.Minify(code.Content);
}
}
if (code.ItemType == CodeType.Css)
{
if (minifyCss)
{
code.Content = _cssMin.Minify(code.Content);
}
}
//sb.Append("<hr>");
//sb.AppendFormat("tt: {0} ({1}-{2})", i, code.StartIndex, code.EndIndex);
//sb.Append("<hr>");
sb.Append(code.OpenTag);
sb.Append(code.Content);
sb.Append(code.CloseTag);
}
return(sb.ToString());
}
private string CleanWhiteSpace(string literal)
{
return(HTMLMin.HtmlTidy(literal, true, true, true));
}
