/// <summary>
/// generate a snapshot package the specified character and freeze the character if it's a migration.
/// </summary>
/// <returns></returns>
public static async Task <PackageMetadata> CreatePackage(PackageMetadata metadata)
{
metadata.Cookie = ThreadSafeRandom.NextString(TransferManagerConstants.CookieChars, TransferManagerConstants.CookieLength);
// obtain character snapshot
CharacterSnapshot snapshot = new CharacterSnapshot();
TaskCompletionSource <object> tsc = new TaskCompletionSource <object>();
OfflinePlayer offlinePlayer = PlayerManager.GetOfflinePlayer(metadata.CharacterId);
if (offlinePlayer == null)
{
return(null); // character must be logged out
}
snapshot.Player = offlinePlayer.Biota;
DatabaseManager.Shard.GetCharacters(metadata.AccountId, false, new Action <List <Character> >(new Action <List <Character> >((chars) =>
{
snapshot.Character = chars.FirstOrDefault(k => k.Id == metadata.CharacterId);
if (snapshot.Character == null)
{
tsc.SetResult(new object());
return;
}
if (snapshot.Character.IsReadOnly)
{
snapshot.Character = null;
tsc.SetResult(new object());
return;
}
if (metadata.PackageType == PackageType.Migrate)
{
// place character in migrating state
snapshot.Character.IsReadOnly = true;
DatabaseManager.Shard.SaveCharacter(snapshot.Character, new ReaderWriterLockSlim(), null);
}
DatabaseManager.Shard.GetPossessedBiotasInParallel(snapshot.Character.Id, new Action <PossessedBiotas>((pb) =>
{
snapshot.PossessedBiotas = pb;
tsc.SetResult(new object());
}));
})));
await tsc.Task;
if (snapshot.Character == null)
{
return(null); // character not found
}
// prepare scratch directory
string basePath = Path.Combine(TransferManagerUtil.EnsureTransferPath(log), metadata.Cookie);
Directory.CreateDirectory(basePath);
// serialize, save, and sign
string playerPath = Path.Combine(basePath, snapshot.Player.Id + ".json");
File.WriteAllText(playerPath, JsonConvert.SerializeObject(snapshot.Player, TransferManagerUtil.GetSerializationSettings()));
CertificateManager.SignFile(playerPath);
foreach (Biota biota in snapshot.PossessedBiotas.Inventory.Union(snapshot.PossessedBiotas.WieldedItems))
{
string biotaPath = Path.Combine(basePath, biota.Id + ".json");
File.WriteAllText(biotaPath, JsonConvert.SerializeObject(biota, TransferManagerUtil.GetSerializationSettings()));
CertificateManager.SignFile(biotaPath);
}
string metaPath = Path.Combine(basePath, "packinfo.json");
File.WriteAllText(metaPath, JsonConvert.SerializeObject(metadata, TransferManagerUtil.GetSerializationSettings()));
CertificateManager.SignFile(metaPath);
CertificateManager.ExportCert(Path.Combine(basePath, "signer.crt"));
// compress
metadata.FilePath = Path.Combine(TransferManagerUtil.EnsureTransferPath(log), metadata.Cookie + ".zip");
ZipFile.CreateFromDirectory(basePath, metadata.FilePath);
// cleanup
Directory.Delete(basePath, true);
// save
DatabaseManager.Shard.SaveCharacterTransfer(new CharacterTransfer()
{
AccountId = metadata.AccountId,
PackageSourceId = metadata.CharacterId,
TransferType = (uint)metadata.PackageType,
TransferTime = (ulong)Time.GetUnixTime(),
Cookie = metadata.Cookie,
}, new ReaderWriterLockSlim(), null);
return(metadata);
}
