/// <summary>
/// Return hash of requested asset (used for file versioning)
/// </summary>
/// <param name="filePath"></param>
/// <returns></returns>
public string GetAssetHash(string filePath)
{
var cacheKey = CacheKey.With(GetType(), "GetAssetHash", filePath);
return(_memoryCache.GetOrCreateExclusive(cacheKey, (cacheEntry) =>
{
cacheEntry.AddExpirationToken(new CompositeChangeToken(new[] { ThemeEngineCacheRegion.CreateChangeToken(), _themeBlobProvider.Watch(filePath), _themeBlobProvider.Watch(CurrentThemeSettingPath) }));
using (var stream = GetAssetStreamAsync(filePath).GetAwaiter().GetResult())
{
if (stream == null)
{
throw new StorefrontException($"Theme resource for path '{filePath}' not found");
}
var hashAlgorithm = CryptoConfig.AllowOnlyFipsAlgorithms ? (SHA256) new SHA256CryptoServiceProvider() : new SHA256Managed();
return WebEncoders.Base64UrlEncode(hashAlgorithm.ComputeHash(stream));
}
}));
}
/// <summary>
/// Return hash of requested asset (used for file versioning)
/// </summary>
/// <param name="filePath"></param>
/// <returns></returns>
public string GetAssetHash(string filePath)
{
var cacheKey = CacheKey.With(GetType(), "GetAssetHash", filePath);
return(_memoryCache.GetOrCreate(cacheKey, (cacheEntry) =>
{
cacheEntry.AddExpirationToken(new CompositeChangeToken(new[] { ThemeEngineCacheRegion.CreateChangeToken(), _themeBlobProvider.Watch(filePath) }));
using (var stream = GetAssetStream(filePath))
{
var hashAlgorithm = CryptoConfig.AllowOnlyFipsAlgorithms ? (SHA256) new SHA256CryptoServiceProvider() : new SHA256Managed();
return WebEncoders.Base64UrlEncode(hashAlgorithm.ComputeHash(stream));
}
}));
}
public IEnumerable <ContentItem> LoadStoreStaticContent(Store store)
{
var baseStoreContentPath = string.Concat(_basePath, "/", store.Id);
var cacheKey = CacheKey.With(GetType(), "LoadStoreStaticContent", store.Id);
return(_memoryCache.GetOrCreateExclusive(cacheKey, (cacheEntry) =>
{
cacheEntry.AddExpirationToken(new CompositeChangeToken(new[] { StaticContentCacheRegion.CreateChangeToken(), _contentBlobProvider.Watch(baseStoreContentPath + "/**/*") }));
var retVal = new List <ContentItem>();
const string searchPattern = "*.*";
if (_contentBlobProvider.PathExists(baseStoreContentPath))
{
// Search files by requested search pattern
var contentBlobs = _contentBlobProvider.Search(baseStoreContentPath, searchPattern, true)
.Where(x => _extensions.Any(x.EndsWith))
.Select(x => x.Replace("\\\\", "\\"));
foreach (var contentBlob in contentBlobs)
{
var blobRelativePath = "/" + contentBlob.TrimStart('/');
var contentItem = _builder.BuildFrom(baseStoreContentPath, blobRelativePath, GetContent(blobRelativePath));
if (contentItem != null)
{
retVal.Add(contentItem);
}
}
}
return retVal.ToArray();
}));
}
