public string Minify(string content, bool enableOptimizations = false, bool obfuscate = false, CultureInfo culture = null)
{
JavaScriptCompressor javaScriptCompressor = new JavaScriptCompressor();
javaScriptCompressor.CompressionType = CompressionType.Standard;
javaScriptCompressor.ThreadCulture = culture ?? CultureInfo.InvariantCulture;
javaScriptCompressor.Encoding = Encoding.UTF8;
javaScriptCompressor.DisableOptimizations = !enableOptimizations;
javaScriptCompressor.IgnoreEval = true;
javaScriptCompressor.LineBreakPosition = -1;
javaScriptCompressor.ObfuscateJavascript = obfuscate;
javaScriptCompressor.PreserveAllSemicolons = false;
return javaScriptCompressor.Compress(content);
}
protected override void Minify(string fileName, string outputFileName)
{
Log(Level.Info, "Minifying JavaScript {0} -> {1}", fileName, outputFileName);
var compressor = new JavaScriptCompressor(File.ReadAllText(fileName));
string output = compressor.Compress();
File.WriteAllText(outputFileName, output);
}
public void Process(BundleContext context, BundleResponse response)
{
var compiler = new HandlebarsCompiler();
var templates = new Dictionary<string, string>();
var server = context.HttpContext.Server;
foreach (var bundleFile in response.Files)
{
var filePath = server.MapPath(bundleFile.VirtualFile.VirtualPath);
var bundleRelativePath = GetRelativePath(server, bundleFile, filePath);
var templateName = namer.GenerateName(bundleRelativePath, bundleFile.VirtualFile.Name);
var template = File.ReadAllText(filePath);
var compiled = compiler.Precompile(template, false);
templates[templateName] = compiled;
}
StringBuilder javascript = new StringBuilder();
foreach (var templateName in templates.Keys)
{
javascript.AppendFormat("Ember.TEMPLATES['{0}']=", templateName);
javascript.AppendFormat("Ember.Handlebars.template({0});", templates[templateName]);
}
var Compressor = new JavaScriptCompressor();
var compressed = Compressor.Compress(javascript.ToString());
response.ContentType = "text/javascript";
response.Cacheability = HttpCacheability.Public;
response.Content = compressed;
}
public static string Minify(string fullFileName, string text, EnvDTE.ProjectItem projectItem,Yui.JsSettings jsSettings)
{
string returnScript = string.Empty;
var reporter = new EcmaScriptErrorReporter(fullFileName, projectItem);
try
{
// http://chirpy.codeplex.com/workitem/133
int lineBreakPosition = jsSettings.LineBreakPosition;
if (lineBreakPosition == 0)
{
lineBreakPosition = -1;
}
// http://chirpy.codeplex.com/workitem/54
// http://chirpy.codeplex.com/workitem/60
var compressor = new JavaScriptCompressor(text, true, System.Text.Encoding.UTF8, System.Globalization.CultureInfo.InvariantCulture, false, reporter);
returnScript = compressor.Compress(jsSettings.IsObfuscateJavascript, jsSettings.PreserveAllSemiColons, jsSettings.DisableOptimizations, lineBreakPosition);
}
catch (System.Exception eError)
{
returnScript= string.Format("/* error = {0} */",eError.Message);
}
return returnScript;
}
public static string GetScript(ScriptIds ids, string token)
{
var script = @"(function (v, t) {
if (!t) t = 'hidden';
var chk = function () {
var elem = document.getElementById('" + ids.ScriptId + @"');
document.getElementById('" + ids.HoneyPotContainerId + @"').style.display = 'none';
if (elem) {
var newElem = document.createElement('div');
newElem.innerHTML = '<input type=""' + t + '"" name=""" + ids.TokenId + @""" value=""' + v + '"" />';
elem.parentNode.appendChild(newElem);
elem.parentNode.removeChild(elem);
} else {
window.setTimeout(chk, 500);
}
};
window.setTimeout(chk, 500);
document.getElementById('" + ids.HoneyPotContainerId + @"').style.display = 'none';
}('" + token + @"'));";
var compressor = new JavaScriptCompressor
{
Encoding = Encoding.UTF8,
DisableOptimizations = false,
ObfuscateJavascript = true,
PreserveAllSemicolons = true,
IgnoreEval = true,
ThreadCulture = Globalization.CultureInfo.InvariantCulture
};
var example = compressor.Compress(script);
return example;
}
public override void Process(BundleContext context, BundleResponse response)
{
var compressor = new JavaScriptCompressor();
response.Content = compressor.Compress(response.Content);
response.ContentType = ContentTypes.JavaScript;
}
static string jsMinify(IEnumerable<string> files) {
StringBuilder sb = new StringBuilder();
var compr = new JavaScriptCompressor();
foreach (var fn in files) {
var file = File.ReadAllText(fn, Encoding.UTF8);
var res = compr.Compress(file);
sb.Append(res);
}
return sb.ToString();
}
public override void Process(BundleContext context, BundleResponse response)
{
response.ContentType = ContentTypes.JavaScript;
if (context.HttpContext.IsDebuggingEnabled)
{
return;
}
var compressor = new JavaScriptCompressor();
response.Content = compressor.Compress(response.Content);
}
public override void Parse(TextReader reader, IProcessorContext context)
{
if (AssetPipeline.MinifyJs)
{
var compressor = new JavaScriptCompressor(reader.ReadToEnd());
context.Output.Write(compressor.Compress());
}
else
{
context.Output.Write(reader.ReadToEnd());
}
}
/// <inheritdoc cref="IResourceMinifier.Minify" />
public string Minify(Settings settings, ResourceSet resourceSet, string combinedContent)
{
var compressor = new JavaScriptCompressor();
compressor.Encoding = Encoding.UTF8;
compressor.ThreadCulture = CultureInfo.InvariantCulture;
compressor.LoggingType = IsVerboseLogging == true ? LoggingType.Debug : LoggingType.None;
compressor.PreserveAllSemicolons = PreserveAllSemicolons == null ? false : PreserveAllSemicolons.Value;
compressor.DisableOptimizations = DisableOptimizations == null ? false : DisableOptimizations.Value;
compressor.LineBreakPosition = LineBreakPosition == null ? -1 : LineBreakPosition.Value;
compressor.IgnoreEval = IgnoreEval == null ? true : IgnoreEval.Value;
compressor.ObfuscateJavascript = ObfuscateJavascript == null ? true : ObfuscateJavascript.Value;
return compressor.Compress(combinedContent);
}
public string Process(string includedVirtualPath, string input)
{
if (BundleTable.EnableOptimizations)
{
var compressor = new JavaScriptCompressor
{
Encoding = Encoding.UTF8,
ObfuscateJavascript = obfuscate,
PreserveAllSemicolons = true,
};
input = compressor.Compress(input);
}
return input;
}
private static string CompressJS(string content)
{
string results = "";
try
{
var jsCompressor = new JavaScriptCompressor();
results = jsCompressor.Compress(content);
}
catch (Exception ex)
{
WriteLog(ex);
}
return results;
}
public CompileResults Compile(string inPath, string outPath)
{
using (StreamReader sr = new StreamReader(inPath))
{
string content = sr.ReadToEnd();
JavaScriptCompressor x = new JavaScriptCompressor();
string output = x.Compress(content);
using (StreamWriter sw = new StreamWriter(outPath))
{
sw.Write(output);
}
}
return null;
}
public string Process(string includedVirtualPath, string input)
{
if (BundleTable.EnableOptimizations)
{
var compressor = new JavaScriptCompressor
{
CompressionType = CompressionType.Standard,
Encoding = Encoding.UTF8,
ObfuscateJavascript = obfuscate,
};
input = compressor.Compress(input);
}
return input;
}
protected override byte[] GenerateCode(string inputFileContent)
{
string output = string.Empty;
try
{
var JsCompressor = new JavaScriptCompressor();
output = JsCompressor.Compress(inputFileContent);
}
catch (Exception e)
{
throw new COMException(string.Format("{0}: {1}\n{2}",
e.GetType().Name, e.Message, e.StackTrace));
}
return Encoding.ASCII.GetBytes(output);
}
public static MvcHtmlString MinifyInlineScript(this HtmlHelper html, Func <object, object> markup)
{
string notMinifiedJs = (markup.Invoke(html.ViewContext)?.ToString() ?? "").TrimStart("<script>")
.TrimStart("<text>").TrimEnd("</script>").TrimEnd("</text>");
var minifier = new Yahoo.Yui.Compressor.JavaScriptCompressor()
{
CompressionType = CompressionType.Standard,
Encoding = Encoding.UTF8,
ObfuscateJavascript = true,
PreserveAllSemicolons = true,
};
var minifiedJs = minifier.Compress(notMinifiedJs);
return(new MvcHtmlString("<script type='text/javascript'>" + minifiedJs + "</script>"));
}
/// <summary>
/// Process the request
/// </summary>
public void ProcessRequest(HttpContext context)
{
DateTime mod = new FileInfo(Assembly.GetExecutingAssembly().Location).LastWriteTime ;
var compressor = new JavaScriptCompressor() ;
if (!ClientCache.HandleClientCache(context, resource, mod)) {
StreamReader io = new StreamReader(Assembly.GetExecutingAssembly().GetManifestResourceStream(resource)) ;
context.Response.ContentType = "text/javascript" ;
#if DEBUG
context.Response.Write(io.ReadToEnd()) ;
#else
context.Response.Write(compressor.Compress(io.ReadToEnd())) ;
#endif
io.Close() ;
}
}
/// <summary>
/// Filters the assets
/// </summary>
/// <param name="Assets">Assets to filter</param>
/// <returns>The filtered assets</returns>
public IList<IAsset> Filter(IList<IAsset> Assets)
{
if (Assets == null || Assets.Count == 0)
return new List<IAsset>();
if (Assets.FirstOrDefault().Type != AssetType.Javascript)
return Assets;
IEnumerable<IAsset> Processable = Assets.Where(x => !x.Minified);
if (Processable.FirstOrDefault() == null)
return Assets;
var Minifier = new JavaScriptCompressor();
foreach (IAsset Asset in Processable.Where(x => x != null))
{
try
{
Asset.Content = Minifier.Compress(Asset.Content);
Asset.Minified = true;
}
catch { }
}
return Assets;
}
static void Main(string[] args)
{
foreach (var arg in args)
Console.WriteLine(arg);
List<string> cssFiles = new List<string>();
List<string> jsFiles = new List<string>();
foreach (var file in args)
{
if (file.EndsWith(".css"))
cssFiles.Add(file);
else if (file.EndsWith(".js"))
jsFiles.Add(file);
}
var cssCompressor = new CssCompressor();
var jsCompressor = new JavaScriptCompressor();
foreach(var jsFile in jsFiles){
var compress = jsCompressor.Compress(File.ReadAllText(jsFile));
var newPath = jsFile.Replace(".js", "") + ".min.js";
using (StreamWriter swr = new StreamWriter(newPath,false))
{
swr.Write(compress);
swr.Close();
}
}
foreach (var cssFile in cssFiles)
{
var compress = cssCompressor.Compress(File.ReadAllText(cssFile));
var newPath = cssFile.Replace(".css", "") + ".min.css";
using (StreamWriter swr = new StreamWriter(newPath, false))
{
swr.Write(compress);
swr.Close();
}
}
}
private static string CompressJs(string path)
{
var rawjs = File.ReadAllText(path);
var jsCompressor = new JavaScriptCompressor();
var compressed = jsCompressor.Compress(rawjs);
return compressed;
}
private string TransformContent(BundleResource bundleResource, HttpContext context)
{
var bundleType = bundleResource.Type;
var content = bundleResource.Content;
var serverpath = bundleResource.ServerPath;
try
{
if (bundleType == BundleResourceType.EmbeddedScript || bundleType == BundleResourceType.ScriptFile)
{
var compressor = new JavaScriptCompressor
{
CompressionType = CompressionType.Standard,
Encoding = Encoding.UTF8,
ObfuscateJavascript = bundleResource.ObfuscateJs
};
//Minimize
var contentOut = compressor.Compress(content.Trim()) + ";";
//Return deffered execution
if (ClientSettings.IsJavascriptDefferingEnabled)
{
return string.Format(ClientSettings.JavascriptDefferingScript,
JsonConvert.SerializeObject(contentOut));
}
return contentOut;
}
if (!string.IsNullOrEmpty(serverpath))
{
string directoryName = Path.GetDirectoryName(serverpath);
if (directoryName != null)
serverpath = directoryName.Replace('\\', '/');
}
if (bundleType == BundleResourceType.EmbeddedStyle || bundleType == BundleResourceType.StyleFile)
{
var compressor = new CssCompressor
{
CompressionType = CompressionType.Standard,
RemoveComments = true
};
return ReplaceUrls(compressor.Compress(content), serverpath, context);
}
if (bundleType == BundleResourceType.LessFile)
{
DotlessConfiguration cfg = DotlessConfiguration.GetDefaultWeb();
cfg.Web = true;
cfg.MinifyOutput = true;
cfg.MapPathsToWeb = true;
cfg.CacheEnabled = false;
//Prefilter
content = ReplaceImportRegex.Replace(content, match => ReplaceImports(match, serverpath));
string processed = ReplaceUrls(LessWeb.Parse(content, cfg), serverpath, context);
return processed;
}
}
catch (EcmaScript.NET.EcmaScriptException e)
{
_log.ErrorFormat("EcmaScriptException: {0} in {1} at {2} ({3}, {4}) at ", e.Message, serverpath, e.LineSource, e.LineNumber, e.ColumnNumber, e.ScriptStackTrace);
}
catch (Exception e)
{
_log.Error(e);
}
return content;
}
string YUI_JS(string filesource, ConfigSettings.YUICompressionSettings.Js JsSettings)
{
try
{
var jscompressor = new JavaScriptCompressor();
jscompressor.CompressionType = JsSettings.CompressionType;
jscompressor.DisableOptimizations = JsSettings.DisableOptimizations;
jscompressor.Encoding = JsSettings.Encoding;
jscompressor.IgnoreEval = JsSettings.IgnoreEval;
jscompressor.LineBreakPosition = JsSettings.LineBreakPosition;
jscompressor.ObfuscateJavascript = JsSettings.ObfuscateJavascript;
jscompressor.PreserveAllSemicolons = JsSettings.PreserveAllSemicolons;
jscompressor.ThreadCulture = JsSettings.ThreadCulture;
return jscompressor.Compress(filesource);
}
catch(Exception ex)
{
var msg = ex.Message;
return filesource;
}
}
internal static string JS(string strContent)
{
var jsCom = new JavaScriptCompressor();
return jsCom.Compress(strContent);
}
public bool Minimize()
{
if (String.IsNullOrEmpty(Input)) {
throw new Exception("Input must be specified.:");
}
if (CompressorType == 0)
{
throw new Exception("No compressor type specified.");
}
string compressedYui = String.Empty;
string compressedPacker = String.Empty;
string header = String.Empty;
string javascript = Input;
//string javascript = File.ReadAllText(path);
if (KeepHeader)
{
int pos = javascript.IndexOf("/*");
int endPos = -1;
string leadin = String.Empty;
if (pos >= 0)
{
leadin = javascript.Substring(0, pos);
if (leadin.Trim() == string.Empty)
{
endPos = javascript.IndexOf("*/", pos + 1);
header = javascript.Substring(pos, endPos + 2) + Environment.NewLine;
javascript = javascript.Substring(endPos + 2);
}
}
}
if (CompressorType == CompressorType.yui || CompressorType == CompressorType.best)
{
var reporter = new LinterECMAErrorReporter();
Yahoo.Yui.Compressor.JavaScriptCompressor compressor;
compressor = new JavaScriptCompressor(javascript, true, Encoding.UTF8,
System.Globalization.CultureInfo.CurrentCulture,
true,
reporter);
compressedYui = compressor.Compress(true, true, false, 80);
}
if (CompressorType == CompressorType.packer || CompressorType == CompressorType.best)
{
JavascriptPacker jsPacker = new JavascriptPacker(JavascriptPacker.PackerEncoding.None, false, false);
compressedPacker = jsPacker.Pack(javascript);
}
CompressorType finalPacker = CompressorType != CompressorType.best ? CompressorType :
(compressedYui.Length < compressedPacker.Length ? CompressorType.yui : CompressorType.packer);
Output = header + (finalPacker == CompressorType.yui ? compressedYui : compressedPacker);
Statistics = finalPacker.ToString() + ": " + javascript.Length + "/" + Output.Length + ", " + Math.Round(100 * ((decimal)Output.Length / (decimal)javascript.Length), 0) + "%";
return Success;
}
/// <summary>
/// Minimizes the js code.
/// </summary>
/// <param name="inputJsFile">The input js file.</param>
/// <returns></returns>
public string MinimizeJsCode(string inputJsFile)
{
var jsContents = File.ReadAllText(this.RapContext.MapPath(inputJsFile));
var jsCompressor = new JavaScriptCompressor();
return jsCompressor.Compress(jsContents);
}
static void Main(string[] args)
{
// Loads the build list
ReadBuildList();
// Collect all files in this directory
var dir = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
var target = Path.Combine(dir, "UltimateLib.js");
if (File.Exists(target))
{
File.Delete(target);
}
var files = new List <string>();
foreach (var item in BuildList.Core.Items)
{
files.Add(Path.Combine(dir, "core\\" + item + ".js"));
}
foreach (var item in BuildList.Libraries3rd.Items)
{
files.Add(Path.Combine(dir, "3rd\\" + item + ".js"));
}
foreach (var item in BuildList.Libraries.Items)
{
files.Add(Path.Combine(dir, "libs\\" + item + ".js"));
}
files.Add(Path.Combine(dir, "GDT.Hook.js"));
if (BuildList.Optimizations.Enabled)
{
var yuc = new Yahoo.Yui.Compressor.JavaScriptCompressor();
var sb = new StringBuilder();
yuc.DisableOptimizations = BuildList.Optimizations.DisableOptimizations;
yuc.LoggingType = LoggingType.None;
yuc.LineBreakPosition = 1;
yuc.CompressionType = BuildList.Optimizations.Compression? CompressionType.Standard : CompressionType.None;
yuc.ObfuscateJavascript = BuildList.Optimizations.Obfuscation;
yuc.PreserveAllSemicolons = BuildList.Optimizations.PreserveAllSemicolons;
yuc.IgnoreEval = BuildList.Optimizations.IgnoreEval;
try
{
foreach (var file in files)
{
if (!File.Exists(file))
{
continue;
}
sb.Append(yuc.Compress(File.ReadAllText(file)));
}
using (var output = File.CreateText(target))
{
output.Write(sb.ToString());
}
}
catch (Exception ex)
{
Console.WriteLine("Error " + ex.Message);
}
}
else
{
const int chunkSize = 2 * 1024; // 2KB
using (var output = File.Create(target))
{
foreach (var file in files)
{
if (!File.Exists(file))
{
continue;
}
using (var input = File.OpenRead(file))
{
var buffer = new byte[chunkSize];
int bytesRead;
while ((bytesRead = input.Read(buffer, 0, buffer.Length)) > 0)
{
output.Write(buffer, 0, bytesRead);
}
}
}
}
}
}
public bool YUITest(string javascript)
{
Clear();
Yahoo.Yui.Compressor.JavaScriptCompressor compressor;
try
{
compressor = new JavaScriptCompressor(javascript, true, Encoding.UTF8,
System.Globalization.CultureInfo.CurrentCulture,
AllowEval, Reporter);
string compressed = compressor.Compress(true,true,false,80);
}
catch
{
}
return Reporter.Errors.Count==0;
}
public static string Compact(string virtalPath, string source, List<ParseException> errors)
{
BuildErrorReporter errorReporter = null;
if (errors != null)
{
errorReporter = new BuildErrorReporter(virtalPath, errors);
}
ScriptCompactionSection config = ScriptCompactionSection.GetSettings();
StringBuilder builder = new StringBuilder(source.Length);
try
{
JavaScriptCompressor compressor = new JavaScriptCompressor(
source,
config.Verbose, // verbose logging
Encoding.UTF8,
CultureInfo.InvariantCulture,
config.IgnoreEval, // ignore eval
errorReporter);
string compacted = compressor.Compress(
config.Obfuscate, // obfuscate
config.PreserveSemicolons, // preserve unneccessary semicolons
config.DisableMicroOptimizations, // disable micro-optimizations
config.WordWrapWidth); // word wrap width
builder.Append(compacted);
}
catch (EcmaScriptRuntimeException ex)
{
if (errors.Count > 0 && String.IsNullOrEmpty(ex.SourceName))
{
// EcmaScript.NET provides an extra error which is a summary count of other errors
errors.Add(new ParseWarning(ex.Message, virtalPath, ex.LineNumber, ex.ColumnNumber, ex));
}
else
{
errors.Add(new ParseError(ex.Message, ex.SourceName, ex.LineNumber, ex.ColumnNumber, ex));
}
}
catch (Exception ex)
{
errors.Add(new ParseError(ex.Message, virtalPath, -1, -1, ex));
}
return builder.ToString();
}
protected bool compressYUI(string input, out string output)
{
bool success;
try
{
var reporter = new LinterECMAErrorReporter();
Yahoo.Yui.Compressor.JavaScriptCompressor compressor;
compressor = new JavaScriptCompressor(input, true, Encoding.UTF8,
System.Globalization.CultureInfo.CurrentCulture,
AllowEval,
reporter);
output = compressor.Compress(true, true,false, 80);
success = Reporter.Errors.Count == 0;
}
catch
{
output = "";
success = false;
}
return success;
}
public static string Compress(string javaScript,
bool isVerboseLogging,
bool isObfuscateJavascript,
bool preserveAllSemicolons,
bool disableOptimizations,
int lineBreakPosition,
Encoding encoding,
CultureInfo threadCulture,
bool isEvalIgnored)
{
if (string.IsNullOrEmpty(javaScript))
{
throw new ArgumentNullException("javaScript");
}
var javaScriptCompressor = new JavaScriptCompressor(javaScript,
isVerboseLogging,
encoding,
threadCulture,
isEvalIgnored,
null);
return javaScriptCompressor.Compress(isObfuscateJavascript,
preserveAllSemicolons,
disableOptimizations,
lineBreakPosition);
}
public string Compress(string contents)
{
var jsCompressor = new JavaScriptCompressor { Encoding = Encoding.UTF8, ThreadCulture = CultureInfo.InvariantCulture };
return jsCompressor.Compress(contents);
}
/// <summary>
/// 获取文件压缩内容
/// </summary>
/// <param name="fileName">文件名</param>
/// <param name="inputCharset">web服务器编码格式</param>
/// <returns>文件压缩内容</returns>
private string GetCompressContent(string fileName, string inputCharset)
{
Encoding encoding = Encoding.UTF8;
if (!string.IsNullOrWhiteSpace(inputCharset))
{
try
{
encoding = Encoding.GetEncoding(inputCharset);
}
catch (Exception ex)
{
LogUtil.Log("XFramework文件压缩编码转换异常", ex, LogLevel.Warn);
}
}
string rtnRst = string.Empty;
try
{
if (!string.IsNullOrWhiteSpace(DirectoryPath)) DirectoryPath = "\\" + DirectoryPath + "\\";
string filePath = HttpContext.Current.Server.MapPath(DirectoryPath + fileName);
if (!File.Exists(filePath)) return null;
rtnRst = File.ReadAllText(filePath, encoding);
if (IsJsFile)
{
if (filePath.EndsWith(".no.js") && !filePath.EndsWith(".min.js")) return rtnRst;
var compressor = new JavaScriptCompressor { Encoding = encoding };
rtnRst = compressor.Compress(rtnRst);
}
else
{
if (filePath.EndsWith(".no.css") && !filePath.EndsWith(".min.css")) return rtnRst;
var compressor = new CssCompressor();
rtnRst = compressor.Compress(rtnRst);
}
}
catch (Exception ex)
{
LogUtil.Log("XFramework文件压缩异常", ex, LogLevel.Warn);
}
return rtnRst;
}
