/// <summary>
/// Loads the given file specified by PackagePath and
/// returns the serialized UnrealPackage.
/// </summary>
public static UnrealPackage LoadPackage( string packagePath, IBufferDecoder decoder = null, FileAccess fileAccess = FileAccess.Read )
{
var stream = new UPackageStream( packagePath, FileMode.Open, fileAccess );
var package = new UnrealPackage( stream ) {Decoder = decoder};
package.Deserialize( stream );
return package;
}
public void PostInit( UnrealPackage package )
{
Package = package;
if( !CanRead )
return;
if( package.Decoder != null )
{
package.Decoder.PreDecode( this );
}
var bytes = new byte[4];
Read( bytes, 0, 4 );
var readSignature = BitConverter.ToUInt32( bytes, 0 );
if( readSignature == UnrealPackage.Signature_BigEndian )
{
Console.WriteLine( "Encoding:BigEndian" );
BigEndianCode = true;
}
if( !UnrealConfig.SuppressSignature
&& readSignature != UnrealPackage.Signature
&& readSignature != UnrealPackage.Signature_BigEndian )
{
throw new FileLoadException( package.PackageName + " isn't an UnrealPackage!" );
}
Position = 4;
}
/// <summary>
/// Called as soon the build for @Package is detected.
/// </summary>
/// <param name="build"></param>
public void BuildDetected( UnrealPackage.GameBuild build )
{
if( Package.Decoder != null )
{
Package.Decoder.DecodeBuild( this, build );
}
}
public static UnrealPackage DeserializePackage( string packagePath, FileAccess fileAccess = FileAccess.Read )
{
var stream = new UPackageStream( packagePath, FileMode.Open, fileAccess );
var pkg = new UnrealPackage( stream );
pkg.Deserialize( stream );
return pkg;
}
public GameBuild( UnrealPackage package )
{
if( UnrealConfig.Platform == UnrealConfig.CookedPlatform.Console )
{
IsConsoleCompressed = true;
}
var gameBuilds = Enum.GetValues( typeof(BuildName) ) as BuildName[];
foreach( var gameBuild in gameBuilds )
{
var gameBuildMember = typeof(BuildName).GetMember( gameBuild.ToString() );
if( gameBuildMember.Length == 0 )
continue;
var attribs = gameBuildMember[0].GetCustomAttributes( false );
var game = attribs.OfType<BuildAttribute>().SingleOrDefault(attr => attr.Verify( this, package ));
if( game == null )
continue;
Name = (BuildName)Enum.Parse( typeof(BuildName), Enum.GetName( typeof(BuildName), gameBuild ) );
if( package.Decoder != null )
{
break;
}
var buildDecoderAttr = attribs.SingleOrDefault( attr => attr is BuildDecoderAttribute ) as BuildDecoderAttribute;
if( buildDecoderAttr == null )
break;
package.Decoder = buildDecoderAttr.CreateDecoder();
break;
}
if( Name == BuildName.Unset )
{
Name = package.LicenseeVersion == 0 ? BuildName.Default : BuildName.Unknown;
}
}
public bool Verify( GameBuild gb, UnrealPackage package )
{
if( _VerifyEqual
? package.Version != _MinVersion || package.LicenseeVersion != _MinLicensee
: package.Version < _MinVersion || package.Version > _MaxVersion ||
package.LicenseeVersion < _MinLicensee || package.LicenseeVersion > _MaxLicensee )
return false;
gb.Version = package.Version;
gb.LicenseeVersion = package.LicenseeVersion;
if( _IsConsoleCompressed < 2 )
{
gb.IsConsoleCompressed = _IsConsoleCompressed == 1;
}
if( _IsXenonCompressed < 2 )
{
gb.IsXenonCompressed = _IsXenonCompressed == 1;
}
return true;
}
