public static IHtmlString AutoIncludeScriptsFor(ViewContext viewContext, IBundleResolver bundleResolver = null, Func<string[], IHtmlString> scriptRenderer = null)
{
bundleResolver = bundleResolver ?? BundleResolver.Current;
scriptRenderer = scriptRenderer ?? Scripts.Render;
return new HtmlString(String.Join("\n", GetControllerScripts(viewContext, bundleResolver, scriptRenderer)
.Union(GetActionScripts(viewContext, bundleResolver, scriptRenderer))));
}
public static IHtmlString AutoIncludeScriptsFor(ViewContext viewContext, IBundleResolver bundleResolver = null, Func <string[], IHtmlString> scriptRenderer = null)
{
bundleResolver = bundleResolver ?? BundleResolver.Current;
scriptRenderer = scriptRenderer ?? Scripts.Render;
return(new HtmlString(string.Join("\n", GetControllerScripts(viewContext, bundleResolver, scriptRenderer)
.Union(GetActionScripts(viewContext, bundleResolver, scriptRenderer)))));
}
private static IEnumerable<string> GetControllerScripts(ViewContext viewContext, IBundleResolver bundleResolver, Func<string[], IHtmlString> scriptRenderer)
{
var scripts = new List<IHtmlString>();
var controllerScripts = GetControllerScriptsBundleNameFor(viewContext);
var bundle = bundleResolver.GetBundleContents(controllerScripts);
if (bundle != null && bundle.Any())
{
scripts.Add(scriptRenderer(new[] {controllerScripts}));
}
return scripts.Select(s => s.ToHtmlString());
}
// Given a list of asset references, remove duplicate bundle references, and eliminate any explicit references to things inside bundles
// NOTE: Will not eliminate references that show up twice inside different bundles
private IEnumerable <AssetTag> EliminateDuplicatesAndResolveUrls(IEnumerable <AssetTag> refs)
{
List <AssetTag> firstPass = new List <AssetTag>();
HashSet <string> pathMap = new HashSet <string>();
HashSet <string> bundledContents = new HashSet <string>();
IBundleResolver resolver = Resolver;
// first eliminate any duplicate paths
foreach (AssetTag asset in refs)
{
// Leave static assets alone
if (asset.IsStaticAsset)
{
firstPass.Add(asset);
continue;
}
string path = asset.Value;
if (!pathMap.Contains(path))
{
// Need to crack open bundles to look at its contents for the second pass
if (resolver.IsBundleVirtualPath(path))
{
IEnumerable <string> contents = resolver.GetBundleContents(path);
foreach (string filePath in contents)
{
bundledContents.Add(ResolveVirtualPath(filePath));
}
// Also need to resolve the bundle url to get the unique version
asset.Value = resolver.GetBundleUrl(path);
firstPass.Add(asset);
}
// Non bundles we want to resolve the path and check its not a duplicate before adding
else
{
string resolvedPath = ResolveVirtualPath(path);
if (!pathMap.Contains(resolvedPath))
{
pathMap.Add(resolvedPath);
asset.Value = resolvedPath;
firstPass.Add(asset);
}
}
pathMap.Add(path);
}
}
// Second pass to eliminate files that are contained inside of bundles
return(firstPass.Where(asset => asset.IsStaticAsset || !bundledContents.Contains(asset.Value)));
}
private static IEnumerable <string> GetControllerScripts(ViewContext viewContext, IBundleResolver bundleResolver, Func <string[], IHtmlString> scriptRenderer)
{
var scripts = new List <IHtmlString>();
var controllerScripts = GetControllerScriptsBundleNameFor(viewContext);
var bundle = bundleResolver.GetBundleContents(controllerScripts);
if (bundle != null && bundle.Any())
{
scripts.Add(scriptRenderer(new[] { controllerScripts }));
}
return(scripts.Select(s => s.ToHtmlString()));
}