public static string GetScriptBundle(string scriptUrl)
{
string bundleKey;
var bySrcUrl = Instance.bundleKeyBySourceUrl;
if (scriptUrl != null && scriptUrl.StartsWith("dynamic://",
StringComparison.OrdinalIgnoreCase))
{
var scriptName = scriptUrl.Substring(10);
if (bySrcUrl == null || !bySrcUrl.TryGetValue(scriptUrl, out bundleKey))
{
scriptUrl = DynamicScriptManager.GetScriptInclude(scriptName);
return(VirtualPathUtility.ToAbsolute("~/DynJS.axd/" + scriptUrl));
}
}
else
{
scriptUrl = BundleUtils.ExpandVersionVariable(scriptUrl);
scriptUrl = VirtualPathUtility.ToAbsolute(scriptUrl);
if (bySrcUrl == null ||
!bySrcUrl.TryGetValue(scriptUrl, out bundleKey))
{
return(scriptUrl);
}
}
string include = DynamicScriptManager.GetScriptInclude("Bundle." + bundleKey);
return(VirtualPathUtility.ToAbsolute("~/DynJS.axd/" + include));
}
public static string GetCssBundle(string cssUrl)
{
Initialize();
string bundleKey;
if (cssUrl != null && cssUrl.StartsWith("dynamic://",
StringComparison.OrdinalIgnoreCase))
{
var scriptName = cssUrl.Substring(10);
if (!isEnabled || !bundleKeyBySourceUrl.TryGetValue(cssUrl, out bundleKey))
{
cssUrl = DynamicScriptManager.GetScriptInclude(scriptName, ".css");
return(VirtualPathUtility.ToAbsolute("~/DynJS.axd/" + cssUrl));
}
}
else
{
cssUrl = BundleUtils.ExpandVersionVariable(cssUrl);
cssUrl = VirtualPathUtility.ToAbsolute(cssUrl);
if (!isEnabled ||
bundleKeyBySourceUrl == null ||
!bundleKeyBySourceUrl.TryGetValue(cssUrl, out bundleKey))
{
return(cssUrl);
}
}
string include = DynamicScriptManager.GetScriptInclude("CssBundle." + bundleKey, ".css");
return(VirtualPathUtility.ToAbsolute("~/DynJS.axd/" + include));
}
public static IHtmlString StyleBundle(this HtmlHelper helper, string bundleKey)
{
if (helper == null)
{
throw new ArgumentNullException("helper");
}
if (String.IsNullOrEmpty(bundleKey))
{
throw new ArgumentNullException("bundleKey");
}
var context = helper.ViewContext.HttpContext;
if (!CssBundleManager.IsEnabled)
{
StringBuilder sb = new StringBuilder();
foreach (var include in CssBundleManager.GetBundleIncludes(bundleKey))
{
var cssUrl = include;
if (string.IsNullOrEmpty(cssUrl))
{
continue;
}
if (cssUrl != null && cssUrl.StartsWith("dynamic://", StringComparison.OrdinalIgnoreCase))
{
var scriptName = cssUrl.Substring(10);
cssUrl = DynamicScriptManager.GetScriptInclude(scriptName, ".css");
cssUrl = VirtualPathUtility.ToAbsolute("~/DynJS.axd/" + cssUrl);
}
else
{
cssUrl = BundleUtils.ExpandVersionVariable(cssUrl);
cssUrl = VirtualPathUtility.ToAbsolute(cssUrl);
}
var cssList = GetIncludedCssList(context);
if (!cssList.Contains(cssUrl))
{
cssList.Add(cssUrl);
sb.AppendLine(String.Format(" <link href=\"{0}\" rel=\"stylesheet\" type=\"text/css\"/>\n",
#if !ASPNETMVC
WebUtility.HtmlEncode(ContentHashCache.ResolveWithHash(cssUrl))));
#else
HttpUtility.HtmlAttributeEncode(ContentHashCache.ResolveWithHash(cssUrl))));
#endif
}
}
return(new HtmlString(sb.ToString()));
}
return(Stylesheet(helper, "dynamic://CssBundle." + bundleKey));
}
public static IHtmlString ScriptBundle(this HtmlHelper helper, string bundleKey)
{
if (helper == null)
{
throw new ArgumentNullException("helper");
}
if (String.IsNullOrEmpty(bundleKey))
{
throw new ArgumentNullException("bundleKey");
}
var context = helper.ViewContext.HttpContext;
if (!ScriptBundleManager.IsEnabled)
{
StringBuilder sb = new StringBuilder();
foreach (var include in ScriptBundleManager.GetBundleIncludes(bundleKey))
{
var scriptUrl = include;
if (string.IsNullOrEmpty(scriptUrl))
{
continue;
}
if (scriptUrl != null && scriptUrl.StartsWith("dynamic://", StringComparison.OrdinalIgnoreCase))
{
var scriptName = scriptUrl.Substring(10);
scriptUrl = DynamicScriptManager.GetScriptInclude(scriptName);
scriptUrl = VirtualPathUtility.ToAbsolute("~/DynJS.axd/" + scriptUrl);
}
else
{
scriptUrl = BundleUtils.ExpandVersionVariable(scriptUrl);
scriptUrl = VirtualPathUtility.ToAbsolute(scriptUrl);
}
var scripts = GetIncludedScripts(context);
if (!scripts.Contains(scriptUrl))
{
scripts.Add(scriptUrl);
sb.AppendLine(String.Format(" <script src=\"{0}\" type=\"text/javascript\"></script>\n",
#if !ASPNETMVC
WebUtility.HtmlEncode(ContentHashCache.ResolveWithHash(scriptUrl))));
#else
HttpUtility.HtmlAttributeEncode(ContentHashCache.ResolveWithHash(scriptUrl))));
#endif
}
}
return(new HtmlString(sb.ToString()));
}
return(Script(helper, "dynamic://Bundle." + bundleKey));
}
public ScriptBundleManager()
{
var settings = Config.Get <ScriptBundlingSettings>();
var bundles = JsonConfigHelper.LoadConfig <Dictionary <string, string[]> >(
HostingEnvironment.MapPath("~/Scripts/site/ScriptBundles.json"));
bundleIncludes = BundleUtils.ExpandBundleIncludes(bundles, "dynamic://Bundle.", "script");
if (bundles.Count == 0 ||
settings.Enabled != true)
{
return;
}
bundleKeyBySourceUrl = new Dictionary <string, string>(StringComparer.OrdinalIgnoreCase);
bundleKeysBySourceUrl = new Dictionary <string, HashSet <string> >(StringComparer.OrdinalIgnoreCase);
bundleByKey = new Dictionary <string, ConcatenatedScript>(StringComparer.OrdinalIgnoreCase);
bool minimize = settings.Minimize == true;
var noMinimize = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
if (settings.NoMinimize != null)
{
noMinimize.AddRange(settings.NoMinimize);
}
foreach (var pair in bundles)
{
var sourceFiles = pair.Value;
if (sourceFiles == null ||
sourceFiles.Length == 0)
{
continue;
}
var bundleKey = pair.Key;
var bundleName = "Bundle." + bundleKey;
var bundleParts = new List <Func <string> >();
var scriptNames = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
Action <string> registerInBundle = delegate(string sourceFile)
{
if (bundleKey.IndexOf('/') < 0 && !bundleKeyBySourceUrl.ContainsKey(sourceFile))
{
bundleKeyBySourceUrl[sourceFile] = bundleKey;
}
HashSet <string> bundleKeys;
if (!bundleKeysBySourceUrl.TryGetValue(sourceFile, out bundleKeys))
{
bundleKeys = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
bundleKeysBySourceUrl[sourceFile] = new HashSet <string>();
}
bundleKeys.Add(bundleKey);
};
foreach (var sourceFile in sourceFiles)
{
if (sourceFile.IsNullOrEmpty())
{
continue;
}
if (sourceFile.StartsWith("dynamic://", StringComparison.OrdinalIgnoreCase))
{
registerInBundle(sourceFile);
var scriptName = sourceFile.Substring(10);
scriptNames.Add(scriptName);
bundleParts.Add(() =>
{
if (recursionCheck != null)
{
if (recursionCheck.Contains(scriptName) || recursionCheck.Count > 100)
{
return(String.Format(errorLines,
String.Format("Caught infinite recursion with dynamic scripts '{0}'!",
String.Join(", ", recursionCheck))));
}
}
else
{
recursionCheck = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
}
recursionCheck.Add(scriptName);
try
{
var code = DynamicScriptManager.GetScriptText(scriptName);
if (code == null)
{
return(String.Format(errorLines,
String.Format("Dynamic script with name '{0}' is not found!", scriptName)));
}
if (minimize &&
!scriptName.StartsWith("Bundle.", StringComparison.OrdinalIgnoreCase))
{
try
{
var result = NUglify.Uglify.Js(code);
if (!result.HasErrors)
{
code = result.Code;
}
}
catch (Exception ex)
{
ex.Log();
}
}
return(code);
}
finally
{
recursionCheck.Remove(scriptName);
}
});
continue;
}
string sourceUrl = BundleUtils.ExpandVersionVariable(sourceFile);
sourceUrl = VirtualPathUtility.ToAbsolute(sourceUrl);
if (sourceUrl.IsNullOrEmpty())
{
continue;
}
registerInBundle(sourceUrl);
bundleParts.Add(() =>
{
var sourcePath = HostingEnvironment.MapPath(sourceUrl);
if (!File.Exists(sourcePath))
{
return(String.Format(errorLines, String.Format("File {0} is not found!", sourcePath)));
}
if (minimize && !noMinimize.Contains(sourceFile))
{
if (settings.UseMinJS == true)
{
var minPath = Path.ChangeExtension(sourcePath, ".min.js");
if (File.Exists(minPath))
{
sourcePath = minPath;
using (StreamReader sr = new StreamReader(File.OpenRead(sourcePath)))
return(sr.ReadToEnd());
}
}
string code;
using (StreamReader sr = new StreamReader(File.OpenRead(sourcePath)))
code = sr.ReadToEnd();
try
{
var result = NUglify.Uglify.Js(code);
if (result.HasErrors)
{
return(code);
}
return(result.Code);
}
catch (Exception ex)
{
ex.Log();
return(code);
}
}
using (StreamReader sr = new StreamReader(File.OpenRead(sourcePath)))
return(sr.ReadToEnd());
});
}
var bundle = new ConcatenatedScript(bundleParts, checkRights: () =>
{
foreach (var scriptName in scriptNames)
{
if (recursionCheck != null)
{
if (recursionCheck.Contains(scriptName) || recursionCheck.Count > 100)
{
throw new InvalidOperationException(String.Format(
"Caught infinite recursion with dynamic scripts '{0}'!",
String.Join(", ", recursionCheck)));
}
}
else
{
recursionCheck = new HashSet <string>(StringComparer.OrdinalIgnoreCase);
}
recursionCheck.Add(scriptName);
try
{
DynamicScriptManager.CheckScriptRights(scriptName);
}
finally
{
recursionCheck.Remove(scriptName);
}
}
});
DynamicScriptManager.Register(bundleName, bundle);
bundleByKey[bundleKey] = bundle;
}
isEnabled = true;
}