public async Task RemovePackageAsync(string packageId, string packageVersion)
{
if (packageId == null)
{
throw new ArgumentNullException("packageId");
}
if (packageVersion == null)
{
throw new ArgumentNullException("packageVersion");
}
await BlogFilesContainer.GetBlockBlobReference(GetPackageKey(packageId, packageVersion)).DeleteAsync();
var cachedPackage = Cache[packageId] as IWebPackage;
if (cachedPackage != null && cachedPackage.Version == SemanticVersion.Parse(packageVersion))
{
Cache.Remove(packageId);
// Load the latest package to Cache
var packages = BlogFilesContainer.ListBlobs().OfType <CloudBlockBlob>().Select(SafeReadZipPackage).Where(package => package != null).Where(p => p.Id == packageId);
if (packages.Any())
{
var latestPackage = packages.MaxBy(p => p.Version);
if (latestPackage != null)
{
AddToCache(latestPackage);
}
}
}
}
public IWebPackage GetPackage(string id, string version)
{
if (Cache[id] != null && ((IWebPackage)Cache[id]).Version == new SemanticVersion(version))
{
return(Cache[id] as IWebPackage);
}
return(SafeReadZipPackage(BlogFilesContainer.GetBlockBlobReference(GetPackageKey(id, version))));
}
public async Task AddPackageAsync(IPackage package)
{
if (package == null)
{
throw new ArgumentNullException("package");
}
if (package is ZipPackage)
{
(package as ZipPackage).Published = DateTimeOffset.Now;
}
var blockBlobReference = BlogFilesContainer.GetBlockBlobReference(GetPackageKey(package));
await blockBlobReference.UploadFromStreamAsync(package.GetStream());
AddToCache(new WebZipPackage(package.GetStream(), blockBlobReference.Uri));
}
public AzureBlobPackageRepository(string containerName, string connectionString)
{
_packagesBlob = containerName;
_connectionString = connectionString;
_blogFilesContainer = new Lazy <CloudBlobContainer>(
() =>
{
var container = CloudStorageAccount.Parse(_connectionString)
.CreateCloudBlobClient()
.GetContainerReference(_packagesBlob);
if (container.CreateIfNotExists())
{
var permissions = container.GetPermissions();
permissions.PublicAccess = BlobContainerPublicAccessType.Container;
container.SetPermissions(permissions);
}
return(container);
});
_lazyMemoryCache = new Lazy <MemoryCache>(
() =>
{
var cache = MemoryCache.Default;
var packages = BlogFilesContainer.ListBlobs().OfType <CloudBlockBlob>().Select(SafeReadZipPackage).Where(package => package != null);
foreach (var package in packages)
{
AddToCache(package, cache);
}
return(cache);
});
}
