private void ReadSignature(GitObjectStream content)
{
content.Position = content.Length - 20;
Sha1Signature = content.ReadToEnd().ToHexString();
content.Rewind();
}
public void Load(GitObjectStream content)
{
ReadSignature(content);
Header = new IndexHeader();
Header.Load(content);
while (content.Position < content.Length - 20)
{
var entry = new IndexEntry();
entry.Load(content);
Entries.Add(entry);
}
}
public GitObject CreateFromContent(GitObjectStream content)
{
string type = ReadHeading(content);
GitObject obj;
if (type == "commit")
obj = new Commit();
else if (type == "tree")
obj = new Tree();
else if (type == "blob")
obj = new Blob();
else
throw new NotImplementedException("Support for file type is not implemented.");
content.Rewind();
obj.Load(content);
return obj;
}
public GitObject Find(string sha1Id)
{
if (sha1Id.Length != 40) throw new ArgumentException("Invalid SHA1 provided.", "sha1Id");
string dirName = sha1Id.Substring(0, 2);
string dirPath = Path.Combine(objectDir, dirName);
if (!Directory.Exists(dirPath))
throw new InvalidOperationException("Could not find SHA1 directory '" + dirName + "'.");
string filename = sha1Id.Substring(2);
string fullPath = Path.Combine(dirPath, filename);
if (!File.Exists(fullPath))
// should look in packs here?
throw new InvalidOperationException("Could not find SHA1 file with path '" + fullPath + "'.");
var uncompressedContent = zip.Decompress(fullPath);
var stream = new GitObjectStream(uncompressedContent);
return objectFactory.CreateFromContent(stream);
}
private string ReadHeading(GitObjectStream content)
{
byte[] word = content.ReadWord();
return new System.Text.ASCIIEncoding().GetString(word);
}
public void CreateStream()
{
CommitContent = "commit 187\0tree f37a9edbaa5601df27dcc24df5fcff752314b3ec\nauthor James Gregory <*****@*****.**> 1225463078 +0000\ncommitter James Gregory <*****@*****.**> 1225463078 +0000\n\nAdded first file\n"
.ToGitObjectStream();
}
public void Load(GitObjectStream content)
{
Created = new IndexTime();
Created.Load(content);
Modified = new IndexTime();
Modified.Load(content);
var dev = content.ReadBytes(4);
var ino = content.ReadBytes(4);
var mode = content.ReadBytes(4);
var uid = content.ReadBytes(4);
var gid = content.ReadBytes(4);
var size = content.ReadBytes(4);
Signature = content.ReadBytes(20).ToHexString();
var flags = content.ReadBytes(2);
Name = content.ReadToNull().ToAsciiString();
content.ReadToNextNonNull();
}
public void Load(GitObjectStream content)
{
var signatureBytes = content.ReadBytes(SignatureSize);
var versionBytes = content.ReadBytes(VersionSize);
var entriesBytes = content.ReadBytes(EntriesSize);
Signature = signatureBytes.ToAsciiString();
Version = versionBytes.ToInt32();
Entries = entriesBytes.ToInt32();
}
public void CreateStream()
{
Stream = new GitObjectStream(content);
}
public void CreateStream()
{
FakeCommitContent = "commit 1234\0Body"
.ToGitObjectStream();
}
