public static FastZipPackage Open(string originalFilePath, IHashProvider hashProvider)
{
var result = new FastZipPackage(originalFilePath);
using (var package = Package.Open(originalFilePath, FileMode.Open, FileAccess.Read, FileShare.Read))
{
var packageRelationship = package.GetRelationshipsByType("http://schemas.microsoft.com/packaging/2010/07/manifest").SingleOrDefault();
if (packageRelationship == null)
throw new InvalidOperationException("Package does not contain a manifest");
var part = package.GetPart(packageRelationship.TargetUri);
using (var stream2 = part.GetStream())
result.ReadManifest(stream2);
}
using (var stream = new FileStream(originalFilePath, FileMode.Open, FileAccess.Read))
{
result.Hash = hashProvider.CalculateHash(stream);
}
var info = new FileInfo(originalFilePath);
result.Created = info.CreationTimeUtc;
result.Size = info.Length;
return result;
}
private static FastZipPackage Open(string fileLocation, Stream stream, byte[] hash)
{
if (!stream.CanRead)
{
throw new ArgumentException("Stream.CanRead must be supported.", "stream");
}
if (!stream.CanSeek)
{
throw new ArgumentException("Stream.CanSeek must be supported.", "stream");
}
var fastZipPackage = new FastZipPackage { FileLocation = fileLocation };
using (var package = Package.Open(stream, FileMode.Open, FileAccess.Read))
{
fastZipPackage.ProcessManifest(package);
fastZipPackage.ProcessPackageContents(package);
}
stream.Seek(0, SeekOrigin.Begin);
fastZipPackage.ProcessFileMetadata(stream);
fastZipPackage.Size = stream.Length;
fastZipPackage.Hash = hash;
return fastZipPackage;
}
private static FastZipPackage Open(string fileLocation, Stream stream, byte[] hash)
{
if (!stream.CanRead)
{
throw new ArgumentException("Stream.CanRead must be supported.", "stream");
}
if (!stream.CanSeek)
{
throw new ArgumentException("Stream.CanSeek must be supported.", "stream");
}
var fastZipPackage = new FastZipPackage {
FileLocation = fileLocation
};
using (var package = Package.Open(stream, FileMode.Open, FileAccess.Read))
{
fastZipPackage.ProcessManifest(package);
fastZipPackage.ProcessPackageContents(package);
}
stream.Seek(0, SeekOrigin.Begin);
fastZipPackage.ProcessFileMetadata(stream);
fastZipPackage.Size = stream.Length;
fastZipPackage.Hash = hash;
return(fastZipPackage);
}
protected virtual IPackage OpenPackage(string path)
{
if (DisablePackageHash)
{
return(FastZipPackage.Open(path, new byte[0]));
}
return(FastZipPackage.Open(path, HashProvider));
}
protected override IPackage OpenPackage(string path)
{
if (DisablePackageHash)
{
return(FastZipPackage.Open(path, new byte[0]));
}
else
{
return(FastZipPackage.Open(path, HashProvider));
}
}
public virtual IFastZipPackage LoadStagedPackage(HashingWriteStream packageStream)
{
packageStream.Dispose();
return(FastZipPackage.Open(packageStream.FileLocation, packageStream.Hash));
}
protected override IPackage OpenPackage(string path)
{
return(FastZipPackage.Open(path, HashProvider));
}