private static void EnsureBundleSetup()
{
// This should not cause any issues if there's a race condition here, because duplicate adds will just be effective no-ops
if (!_readBundleManifest)
{
_readBundleManifest = true;
var bundleManifest = BundleManifest.ReadBundleManifest();
if (bundleManifest != null)
{
bundleManifest.Register(BundleTable.Bundles);
}
}
}
/// <summary>
/// Creates a bundle manifest object from a bundle manifest.
/// </summary>
/// <param name="bundleStream">The <see cref="Stream"/> object reading the manifest file.</param>
/// <returns>The <see cref="BundleManifest"/> object representing the manifest file.</returns>
public static BundleManifest ReadBundleManifest(Stream bundleStream)
{
var document = GetXmlDocument(bundleStream);
var manifest = new BundleManifest();
manifest.StyleBundles = document.SelectNodes(@"bundles/styleBundle")
.Cast <XmlElement>()
.Select(ReadBundle)
.ToList();
manifest.ScriptBundles = document.SelectNodes(@"bundles/scriptBundle")
.Cast <XmlElement>()
.Select(ReadBundle)
.ToList();
return(manifest);
}
internal static BundleManifest ReadBundleManifest(VirtualPathProvider vpp)
{
if (vpp == null)
{
return(null);
}
if (!vpp.FileExists(BundleManifestPath))
{
// If the bundle path is not user-specified and no file exists at the root, don't attempt to set up bundles.
return(null);
}
VirtualFile file = vpp.GetFile(BundleManifestPath);
using (var stream = file.Open()) {
return(BundleManifest.ReadBundleManifest(stream));
}
}
private static BundleCollection InitializeBundleCollection(OptimizationSettings settings)
{
BundleCollection bundleTable = settings.BundleTable ?? new BundleCollection();
// Setup the bundle table first with manifest
if (!String.IsNullOrEmpty(settings.BundleManifestPath))
{
using (var stream = File.OpenRead(settings.BundleManifestPath)) {
BundleManifest manifest = BundleManifest.ReadBundleManifest(stream);
manifest.Register(bundleTable);
}
}
// Invoke the setup method second so code wins (i.e. BundleConfig.RegisterBundles)
if (settings.BundleSetupMethod != null)
{
settings.BundleSetupMethod(bundleTable);
}
return(bundleTable);
}