public bool TryBuild(byte[] bytes, out Package package)
{
package = null;
try
{
using (var stream = new MemoryStream(bytes))
{
var zipPackage = new ZipPackage(stream);
if (zipPackage.Id.IsTooLargeString() || zipPackage.Version.ToString().IsTooLargeString())
{
return false;
}
var now = dateTimeService.UtcNow;
package = new Package
{
Id = zipPackage.Id,
Version = zipPackage.Version.ToString(),
DisplayTitle = zipPackage.Title.ToStringSafe(),
IsAbsoluteLatestVersion = zipPackage.IsAbsoluteLatestVersion,
IsLatestVersion = zipPackage.IsLatestVersion,
IsPrerelease = zipPackage.IsPrerelease(),
PackageHash = cryptoService.Hash(bytes),
PackageHashAlgorithm = cryptoService.HashAlgorithmId,
PackageSize = bytes.LongLength,
Created = now,
LastUpdated = now,
Published = now,
Owners = zipPackage.Owners.Flatten().ToStringSafe(),
Authors = zipPackage.Authors.Flatten().ToStringSafe(),
Listed = true,
RequireLicenseAcceptance = zipPackage.RequireLicenseAcceptance,
Language = zipPackage.Language.ToStringSafe(),
DevelopmentDependency = zipPackage.DevelopmentDependency,
Title = zipPackage.Title.ToStringSafe(),
Tags = zipPackage.Tags.ToStringSafe(),
Copyright = zipPackage.Copyright.ToStringSafe(),
Dependencies = "".ToStringSafe(),
IconUrl = zipPackage.IconUrl.ToStringSafe(),
LicenseUrl = zipPackage.LicenseUrl.ToStringSafe(),
ProjectUrl = zipPackage.ProjectUrl.ToStringSafe(),
Description = zipPackage.Description.ToStringSafe(),
ReleaseNotes = zipPackage.ReleaseNotes.ToStringSafe(),
Summary = zipPackage.Summary.ToStringSafe(),
DownloadCount = 0,
Score = 0f,
VersionDownloadCount = 0,
BlobId = guidGenerator.NewGuid()
};
return true;
}
}
catch (Exception)
{
return false;
}
}
public void Add(Package package)
{
foreach (var p in context.Packages.Where(x => x.Id == package.Id))
{
p.IsLatestVersion = false;
p.IsAbsoluteLatestVersion = false;
}
var latestPackage = context.Packages.Where(x => x.Id == package.Id).ToArray()
.Concat(new[] {package})
.OrderBy(x => new SemanticVersion(x.Version))
.First();
latestPackage.IsLatestVersion = true;
latestPackage.IsAbsoluteLatestVersion = true;
context.Packages.Add(package);
context.SaveChanges();
}
private static string GetFilename(Package package)
{
return string.Format("{0}.{1}{2}", package.Id, package.Version, Constants.PackageExtension);
}
private static string GetBlobScope(Package package)
{
return Path.Combine(package.Id, package.Version);
}