/// <summary>
/// Creates a new FileRecordInfo by parsing the name of the specified filename.
/// </summary>
/// <param name="filename">Name of the file to attempt to create a FileRecordInfo out of</param>
/// <returns>FileRecordInfo on success, null on failure</returns>
public static FileRecordInfo Create(string filename)
{
var match = PatternRecord.Match(filename);
if (match.Success == false)
{
return(null);
}
var result = new FileRecordInfo {
Hash = match.Groups["hash"].Value
};
var imageMatch = match.Groups["image_name"];
if (imageMatch.Success)
{
result.ImagePath = imageMatch.Value;
}
else
{
result.Resource = GetResourceType(match.Groups["resource_type"].Value);
result.VersionHash = match.Groups["version_hash"].Value;
result.Payload = GetPayloadType(match.Groups["payload_type"].Value);
result.UnknownVersionNumber = int.Parse(match.Groups["unknown_version_number"].Value);
result.Variant = GetVariantType(match.Groups["variants_type"].Value);
}
return(result);
}
/// <summary>
/// Reads a file record from a Bag stream.
/// </summary>
/// <param name="inStream">Stream containing FileRecord data. Assumes stream is already positioned to the FileRecord data</param>
public void Read(BinaryReader inStream)
{
Offset = inStream.ReadInt64();
Length = inStream.ReadUInt32();
TimestampNs = inStream.ReadInt64();
var nameLength = inStream.ReadInt32();
Name = new string(inStream.ReadChars(nameLength));
Info = FileRecordInfo.Create(Name);
}
