/// <summary>
/// Minifies the specified resource.
/// </summary>
/// <param name="resource">The resource.</param>
/// <returns>
/// The minified resource.
/// </returns>
public override string Minify(string resource)
{
JavaScriptMinifier minifier;
if (this.Options.Minify)
{
minifier = new JavaScriptMinifier
{
VariableMinification = VariableMinification.LocalVariablesAndFunctionArguments
};
}
else
{
minifier = new JavaScriptMinifier
{
VariableMinification = VariableMinification.None,
PreserveFunctionNames = true,
RemoveWhiteSpace = false
};
}
string result = minifier.Minify(resource);
if (this.Options.CacheFiles)
{
this.AddItemToCache(this.Options.MinifyCacheKey, result);
}
return(result);
}
/// <summary>
/// Runs the JavaScript minifier on the content.
/// </summary>
public static IAsset MinifyJavaScript(this IAsset asset, CodeSettings settings)
{
var minifier = new JavaScriptMinifier(settings);
asset.Processors.Add(minifier);
return(asset);
}
public void Test()
{
string js = JavaScriptMinifier.Minify(@"if (Test.Ajax( 5 ) == 1) {
alert( 'x' );
}
");
Assert.AreEqual("\nif(Test.Ajax(5)==1){alert('x');}\n", js);
}
public void ProcessRequest(HttpContext context)
{
this.context = context;
HttpRequest request = context.Request;
// Read setName, version from query string
string setName = request["s"] ?? string.Empty;
string version = request["v"] ?? string.Empty;
// Decide if browser supports compressed response
bool isCompressed = this.CanGZip(context.Request);
// If the set has already been cached, write the response directly from
// cache. Otherwise generate the response and cache it
if (!this.WriteFromCache(setName, version, isCompressed))
{
using (MemoryStream memoryStream = new MemoryStream(8092))
{
// Decide regular stream or gzip stream based on whether the response can be compressed or not
//using (Stream writer = isCompressed ? (Stream)(new GZipStream(memoryStream, CompressionMode.Compress)) : memoryStream)
using (Stream writer = isCompressed ? (Stream)(new ICSharpCode.SharpZipLib.GZip.GZipOutputStream(memoryStream)) : memoryStream)
{
// Read the files into one big string
StringBuilder allScripts = new StringBuilder();
foreach (string fileName in GetScriptFileNames(setName))
{
allScripts.Append(File.ReadAllText(context.Server.MapPath(fileName)));
}
// Minify the combined script files and remove comments and white spaces
var minifier = new JavaScriptMinifier();
string minified = minifier.Minify(allScripts.ToString());
// Send minfied string to output stream
byte[] bts = Encoding.UTF8.GetBytes(minified);
writer.Write(bts, 0, bts.Length);
}
// Cache the combined response so that it can be directly written
// in subsequent calls
byte[] responseBytes = memoryStream.ToArray();
context.Cache.Insert(GetCacheKey(setName, version, isCompressed),
responseBytes, null, System.Web.Caching.Cache.NoAbsoluteExpiration,
CACHE_DURATION);
// Generate the response
this.WriteBytes(responseBytes, isCompressed);
}
}
}
public async Task MinifyJs_EmptyContent_Success(string input)
{
var minifier = new JavaScriptMinifier(new CodeSettings());
var context = new Mock <IAssetContext>().SetupAllProperties();
context.Object.Content = new Dictionary <string, byte[]> {
{ "", input.AsByteArray() }
};
var options = new Mock <WebOptimizerOptions>();
await minifier.ExecuteAsync(context.Object);
Assert.Equal("", context.Object.Content.First().Value.AsString());
Assert.Equal("", minifier.CacheKey(new DefaultHttpContext()));
}
public async Task MinifyJs_CustomSettings_Success()
{
var settings = new CodeSettings {
TermSemicolons = true
};
var minifier = new JavaScriptMinifier(settings);
var context = new Mock <IAssetContext>().SetupAllProperties();
context.Object.Content = new Dictionary <string, byte[]> {
{ "", "var i = 0;".AsByteArray() }
};
var options = new Mock <WebOptimizerOptions>();
await minifier.ExecuteAsync(context.Object);
Assert.Equal("var i=0;", context.Object.Content.First().Value.AsString());
Assert.Equal("", minifier.CacheKey(new DefaultHttpContext()));
}
private string CompressFile(string file)
{
string outputFileName = Path.GetTempPath() + Path.GetRandomFileName();
var minifier = new JavaScriptMinifier();
minifier.Minify(file, outputFileName);
try
{
string output;
using (var sr = new StreamReader(outputFileName))
{
output = sr.ReadToEnd();
}
return output;
}
finally
{
File.Delete(outputFileName);
}
}
public static string GetJsCodeByFile(string f)
{
string jscode = "";
StreamReader sr = new StreamReader(Utils.GetMapPath("/public/js/" + f + ".js"), System.Text.UTF8Encoding.UTF8);
JavaScriptMinifier jss = new JavaScriptMinifier();
string sw = "";
try
{
jss.Minify(sr.ReadToEnd(), out sw);
jscode = sw;
}
finally
{
jss = null;
sr.Close();
sr.Dispose();
}
return(jscode);
}
private string CompressFile(string file)
{
string outputFileName = Path.GetTempPath() + Path.GetRandomFileName();
var minifier = new JavaScriptMinifier();
minifier.Minify(file, outputFileName);
try
{
string output;
using (var sr = new StreamReader(outputFileName))
{
output = sr.ReadToEnd();
}
return(output);
}
finally
{
File.Delete(outputFileName);
}
}
/// <summary>
/// Minifies the specified resource.
/// </summary>
/// <param name="resource">The resource.</param>
/// <returns>
/// The minified resource.
/// </returns>
public override string Minify(string resource)
{
JavaScriptMinifier minifier;
if (this.Options.Minify)
{
minifier = new JavaScriptMinifier
{
VariableMinification = VariableMinification.LocalVariablesAndFunctionArguments
};
}
else
{
minifier = new JavaScriptMinifier
{
VariableMinification = VariableMinification.None,
PreserveFunctionNames = true,
RemoveWhiteSpace = false
};
}
return(minifier.Minify(resource));
}
/// <summary>
/// Minifies the provided script
/// </summary>
/// <param name="script">Script to minify</param>
/// <returns>Minified script</returns>
private static string RunJsMin(string script)
{
return(JavaScriptMinifier.Minify(script));
}
public void ProcessRequest(HttpContext __context)
{
this.context = HttpContextFactory.Current;
var request = context.Request;
var response = context.Response;
response.Clear();
if (TMConfig.Current.TMDebugAndDev.Enable302Redirects && send304Redirect())
{
context.Response.StatusCode = 304;
context.Response.StatusDescription = "Not Modified";
return;
}
setCacheHeaders();
try
{
minifyCode = true;
ignoreCache = true;
if (request.QueryString["Hello"] == "TM")
{
response.Write("Good Morning");
return;
}
// Read setName, version from query string
setName = XssEncoder.UrlEncode(request.QueryString["s"]) ?? string.Empty;
version = XssEncoder.UrlEncode(request.QueryString["v"]) ?? string.Empty;
if (setName == string.Empty)
{
response.Write("//nothing to do");
return;
}
if (request.QueryString["dontMinify"] == "true")
{
minifyCode = false;
}
switch (request.QueryString["ct"])
{
case "css":
this.contentType = "text/css";
minifyCode = false;
break;
default:
this.contentType = "application/x-javascript";
break;
}
// Decide if browser supports compressed response
bool isCompressed = this.CanGZip(context.Request);
using (MemoryStream memoryStream = new MemoryStream(8092))
{
// Decide regular stream or gzip stream based on whether the response can be compressed or not
//using (Stream writer = isCompressed ? (Stream)(new GZipStream(memoryStream, CompressionMode.Compress)) : memoryStream)
using (Stream writer = isCompressed ? (Stream)(new ICSharpCode.SharpZipLib.GZip.GZipOutputStream(memoryStream)) : memoryStream)
{
// Read the files into one big string
this.allScripts = new StringBuilder();
this.filesProcessed = GetScriptFileNames(setName);
foreach (string fileName in this.filesProcessed)
{
var fullPath = context.Server.MapPath(fileName.trim());
if (fullPath.fileExists())
{
this.allScripts.AppendLine("\n\n/********************************** ");
this.allScripts.AppendLine(" ***** " + fileName);
this.allScripts.AppendLine(" **********************************/\n\n");
this.allScripts.AppendLine(File.ReadAllText(fullPath));
}
}
var codeToSend = this.allScripts.ToString();
if (minifyCode)
{
// Minify the combined script files and remove comments and white spaces
var minifier = new JavaScriptMinifier();
this.minifiedCode = minifier.Minify(codeToSend);
codeToSend = this.minifiedCode;
}
// Send minfied string to output stream
byte[] bts = Encoding.UTF8.GetBytes(codeToSend);
writer.Write(bts, 0, bts.Length);
}
// Generate the response
byte[] responseBytes = memoryStream.ToArray();
this.WriteBytes(responseBytes, isCompressed);
}
}
catch (Exception ex)
{
ex.log();
response.Write("//Error processing request" + ex.Message);
response.End();
}
}
/// <summary>
///
/// </summary>
/// <param name="request"></param>
/// <param name="response"></param>
public void Compress(HttpRequest request, HttpResponse response)
{
Encoding encoding = Encoding.GetEncoding("windows-1252");
string enc, cacheFile = null, cacheKey = null, content = "";
StringWriter writer = new StringWriter();
byte[] buff = new byte[1024];
GZipOutputStream gzipStream;
bool supportsGzip;
// Set response headers
response.ContentType = "text/javascript";
response.Charset = this.charset;
response.Buffer = false;
// Setup cache
response.Cache.SetExpires(DateTime.Now.AddSeconds(this.ExpiresOffset));
// Check if it supports gzip
enc = Regex.Replace("" + request.Headers["Accept-Encoding"], @"\s+", "").ToLower();
supportsGzip = enc.IndexOf("gzip") != -1 || request.Headers["---------------"] != null;
enc = enc.IndexOf("x-gzip") != -1 ? "x-gzip" : "gzip";
// Setup cache info
if (this.diskCache) {
cacheKey = "";
foreach (JSCompressItem item in this.items) {
// Get last mod
if (item.Type == JSItemType.File) {
DateTime fileMod = File.GetLastWriteTime(request.MapPath(item.Value));
if (fileMod > this.lastUpdate)
this.lastUpdate = fileMod;
}
cacheKey += item.Value;
}
cacheKey = this.cacheFileName != null ? this.cacheFileName : MD5(cacheKey);
if (this.gzipCompress)
cacheFile = request.MapPath(this.cacheDir + "/" + cacheKey + ".gz");
else
cacheFile = request.MapPath(this.cacheDir + "/" + cacheKey + ".js");
}
// Use cached file disk cache
if (this.diskCache && supportsGzip && File.Exists(cacheFile) && this.lastUpdate == File.GetLastWriteTime(cacheFile)) {
if (this.gzipCompress)
response.AppendHeader("Content-Encoding", enc);
response.WriteFile(cacheFile);
return;
}
foreach (JSCompressItem item in this.items) {
if (item.Type == JSItemType.File) {
if (!File.Exists(request.MapPath(item.Value))) {
writer.WriteLine("alert('Could not load file: " + StringUtils.Escape(item.Value) + "');");
continue;
}
StreamReader reader = new StreamReader(File.OpenRead(request.MapPath(item.Value)), System.Text.Encoding.UTF8);
if (item.RemoveWhiteSpace) {
JavaScriptMinifier jsMin = new JavaScriptMinifier(reader, writer);
jsMin.Compress();
} else {
writer.Write('\n');
writer.Write(reader.ReadToEnd());
writer.Write(";\n");
}
reader.Close();
} else {
if (item.RemoveWhiteSpace) {
JavaScriptMinifier jsMin = new JavaScriptMinifier(new StringReader(item.Value), writer);
jsMin.Compress();
} else {
writer.Write('\n');
writer.Write(item.Value);
writer.Write('\n');
}
}
}
content = writer.ToString();
// Generate GZIP'd content
if (supportsGzip) {
if (this.gzipCompress)
response.AppendHeader("Content-Encoding", enc);
if (this.diskCache && cacheKey != null) {
try {
// Gzip compress
if (this.gzipCompress) {
gzipStream = new GZipOutputStream(File.Create(cacheFile));
buff = encoding.GetBytes(content.ToCharArray());
gzipStream.Write(buff, 0, buff.Length);
gzipStream.Close();
File.SetLastWriteTime(cacheFile, this.lastUpdate);
} else {
StreamWriter sw = File.CreateText(cacheFile);
sw.Write(content);
sw.Close();
File.SetLastWriteTime(cacheFile, this.lastUpdate);
}
// Write to stream
response.WriteFile(cacheFile);
} catch (Exception) {
content = "/* Not cached */" + content;
if (this.gzipCompress) {
gzipStream = new GZipOutputStream(response.OutputStream);
buff = encoding.GetBytes(content.ToCharArray());
gzipStream.Write(buff, 0, buff.Length);
gzipStream.Close();
} else {
response.Write(content);
}
}
} else {
content = "/* Not cached */" + content;
gzipStream = new GZipOutputStream(response.OutputStream);
buff = encoding.GetBytes(content.ToCharArray());
gzipStream.Write(buff, 0, buff.Length);
gzipStream.Close();
}
} else {
content = "/* Not cached */" + content;
response.Write(content);
}
}
/// <summary>
/// Strips the whitespace from any .js file.
/// </summary>
/// <param name="body">The body text of which to remove white space from.</param>
/// <returns>The specified body with no white space.</returns>
public static string RemoveWhiteSpaceFromJavaScript(string body)
{
JavaScriptMinifier jsmin = new JavaScriptMinifier();
return(jsmin.Minify(body));
}
public void ProcessRequest(HttpContext __context)
{
this.context = HttpContextFactory.Current;
var request = context.Request;
var response = context.Response;
response.Clear();
if (TMConfig.Current.TMDebugAndDev.Enable302Redirects && send304Redirect())
{
context.Response.StatusCode = 304;
context.Response.StatusDescription = "Not Modified";
return;
}
setCacheHeaders();
try
{
minifyCode = true;
ignoreCache = true;
if (request.QueryString["Hello"]=="TM")
{
response.Write("Good Morning");
return;
}
// Read setName, version from query string
setName = XssEncoder.UrlEncode(request.QueryString["s"]) ?? string.Empty;
version = XssEncoder.UrlEncode(request.QueryString["v"]) ?? string.Empty;
if (setName ==string.Empty)
{
response.Write("//nothing to do");
return;
}
if (request.QueryString["dontMinify"] == "true")
minifyCode = false;
switch(request.QueryString["ct"])
{
case "css":
this.contentType = "text/css";
minifyCode = false;
break;
default:
this.contentType = "application/x-javascript";
break;
}
// Decide if browser supports compressed response
bool isCompressed = this.CanGZip(context.Request);
using (MemoryStream memoryStream = new MemoryStream(8092))
{
// Decide regular stream or gzip stream based on whether the response can be compressed or not
//using (Stream writer = isCompressed ? (Stream)(new GZipStream(memoryStream, CompressionMode.Compress)) : memoryStream)
using (Stream writer = isCompressed ? (Stream)(new ICSharpCode.SharpZipLib.GZip.GZipOutputStream(memoryStream)) : memoryStream)
{
// Read the files into one big string
this.allScripts = new StringBuilder();
this.filesProcessed = GetScriptFileNames(setName);
foreach (string fileName in this.filesProcessed)
{
var fullPath = context.Server.MapPath(fileName.trim());
if (fullPath.fileExists())
{
this.allScripts.AppendLine("\n\n/********************************** ");
this.allScripts.AppendLine(" ***** " + fileName);
this.allScripts.AppendLine(" **********************************/\n\n");
this.allScripts.AppendLine(File.ReadAllText(fullPath));
}
}
var codeToSend = this.allScripts.ToString();
if (minifyCode)
{
// Minify the combined script files and remove comments and white spaces
var minifier = new JavaScriptMinifier();
this.minifiedCode = minifier.Minify(codeToSend);
codeToSend = this.minifiedCode;
}
// Send minfied string to output stream
byte[] bts = Encoding.UTF8.GetBytes(codeToSend);
writer.Write(bts, 0, bts.Length);
}
// Generate the response
byte[] responseBytes = memoryStream.ToArray();
this.WriteBytes(responseBytes, isCompressed);
}
}
catch(Exception ex)
{
ex.log();
response.Write("//Error processing request"+ ex.Message);
response.End();
}
}
public void ProcessRequest(HttpContext __context)
{
this.context = HttpContextFactory.Current;
var request = context.Request;
var response = context.Response;
response.Clear();
try
{
minifyCode = true;
ignoreCache = true;
if (request.QueryString["Hello"]=="TM")
{
response.Write("Good Morning");
return;
}
// Read setName, version from query string
setName = XssEncoder.UrlEncode(request.QueryString["s"]) ?? string.Empty;
version = XssEncoder.UrlEncode(request.QueryString["v"]) ?? string.Empty;
if (setName ==string.Empty)
{
response.Write("//nothing to do");
return;
}
if (request.QueryString["dontMinify"] == "true")
minifyCode = false;
switch(request.QueryString["ct"])
{
case "css":
this.contentType = "text/css";
minifyCode = false;
break;
default:
this.contentType = "application/x-javascript";
break;
}
// Decide if browser supports compressed response
bool isCompressed = this.CanGZip(context.Request);
// If the set has already been cached, write the response directly from
// cache. Otherwise generate the response and cache it
if (ignoreCache || !this.WriteFromCache(setName, version, isCompressed))
{
using (MemoryStream memoryStream = new MemoryStream(8092))
{
// Decide regular stream or gzip stream based on whether the response can be compressed or not
//using (Stream writer = isCompressed ? (Stream)(new GZipStream(memoryStream, CompressionMode.Compress)) : memoryStream)
using (Stream writer = isCompressed ? (Stream)(new ICSharpCode.SharpZipLib.GZip.GZipOutputStream(memoryStream)) : memoryStream)
{
// Read the files into one big string
this.allScripts = new StringBuilder();
this.filesProcessed = GetScriptFileNames(setName);
foreach (string fileName in this.filesProcessed)
{
var fullPath = context.Server.MapPath(fileName.trim());
if (fullPath.fileExists())
{
this.allScripts.AppendLine("\n\n/********************************** ");
this.allScripts.AppendLine(" ***** " + fileName );
this.allScripts.AppendLine(" **********************************/\n\n");
this.allScripts.AppendLine(File.ReadAllText(fullPath));
}
}
var codeToSend = this.allScripts.ToString();
if (minifyCode)
{
// Minify the combined script files and remove comments and white spaces
var minifier = new JavaScriptMinifier();
this.minifiedCode = minifier.Minify(codeToSend);
codeToSend = this.minifiedCode;
}
// Send minfied string to output stream
byte[] bts = Encoding.UTF8.GetBytes(codeToSend);
writer.Write(bts, 0, bts.Length);
}
// Cache the combined response so that it can be directly written
// in subsequent calls
byte[] responseBytes = memoryStream.ToArray();
context.Cache.Insert(GetCacheKey(setName, version, isCompressed),
responseBytes, null, System.Web.Caching.Cache.NoAbsoluteExpiration,
CACHE_DURATION);
// Generate the response
this.WriteBytes(responseBytes, isCompressed);
}
}
}
catch(Exception ex)
{
ex.log();
response.Write("//Error processing request"+ ex.Message);
response.End();
}
}
/// <summary>
/// Compile JS.
/// </summary>
private static void CompileJS()
{
if (config.Automations == null)
{
return;
}
foreach (var automation in config.Automations.Where(a => a.Type.ToLower() == "js"))
{
if (automation.WaitBeforeParsing > 0)
{
Thread.Sleep(automation.WaitBeforeParsing);
}
if (automation.fswEntries == null)
{
continue;
}
var js = string.Empty;
var af = new List <string>();
foreach (var entry in automation.fswEntries)
{
var files = GetFiles(
entry.Path,
entry.Pattern);
foreach (var file in files)
{
if (af.Contains(file))
{
continue;
}
af.Add(file);
}
}
js += GetFileContents(af);
if (automation.ParseTags)
{
js = ReplaceTags(js);
}
try {
if (automation.Minify)
{
js = new JavaScriptMinifier().Minify(js);
}
}
catch {
Console.WriteLine("Could not minify JS");
}
var cc = compiledContent
.SingleOrDefault(c => c.TagName == automation.TagName);
if (cc == null)
{
cc = new CompiledContent {
TagName = automation.TagName,
Type = automation.Type
};
compiledContent.Add(cc);
}
cc.Content = js;
cc.LastCompile = DateTime.Now;
var path = automation.DestFile;
if (string.IsNullOrWhiteSpace(path))
{
continue;
}
var pathIsAbs = path.Substring(1, 1) == ":" || path.StartsWith("\\");
if (!pathIsAbs)
{
path = Path.Combine(
configPath,
path);
}
try {
File.WriteAllText(
path,
js);
}
catch {
Console.WriteLine("Could not write JS to dest file {0}", automation.DestFile);
}
}
}
private string MinifyScript(string script)
{
JavaScriptMinifier jsm = new JavaScriptMinifier();
return jsm.Minify(script);
}
