private void AddAccount(BRC6Account account, bool is_import)
{
lock (accounts)
{
if (accounts.TryGetValue(account.ScriptHash, out BRC6Account account_old))
{
account.Label = account_old.Label;
account.IsDefault = account_old.IsDefault;
account.Lock = account_old.Lock;
if (account.Contract == null)
{
account.Contract = account_old.Contract;
}
else
{
BRC6Contract contract_old = (BRC6Contract)account_old.Contract;
if (contract_old != null)
{
BRC6Contract contract = (BRC6Contract)account.Contract;
contract.ParameterNames = contract_old.ParameterNames;
contract.Deployed = contract_old.Deployed;
}
}
account.Extra = account_old.Extra;
}
else
{
indexer.RegisterAccounts(new[] { account.ScriptHash }, is_import ? 0 : Blockchain.Singleton.Height);
}
accounts[account.ScriptHash] = account;
}
}
public BRC6Wallet(WalletIndexer indexer, string path, string name = null)
{
this.indexer = indexer;
this.path = path;
if (File.Exists(path))
{
JObject wallet;
using (StreamReader reader = new StreamReader(path))
{
wallet = JObject.Parse(reader);
}
this.name = wallet["name"]?.AsString();
this.version = Version.Parse(wallet["version"].AsString());
this.Scrypt = ScryptParameters.FromJson(wallet["scrypt"]);
this.accounts = ((JArray)wallet["accounts"]).Select(p => BRC6Account.FromJson(p, this)).ToDictionary(p => p.ScriptHash);
this.extra = wallet["extra"];
indexer.RegisterAccounts(accounts.Keys);
}
else
{
this.name = name;
this.version = Version.Parse("1.0");
this.Scrypt = ScryptParameters.Default;
this.accounts = new Dictionary <UInt160, BRC6Account>();
this.extra = JObject.Null;
}
indexer.WalletTransaction += WalletIndexer_WalletTransaction;
}
public override bool VerifyPassword(string password)
{
lock (accounts)
{
BRC6Account account = accounts.Values.FirstOrDefault(p => !p.Decrypted);
if (account == null)
{
account = accounts.Values.FirstOrDefault(p => p.HasKey);
}
if (account == null)
{
return(true);
}
if (account.Decrypted)
{
return(account.VerifyPassword(password));
}
else
{
try
{
account.GetKey(password);
return(true);
}
catch (FormatException)
{
return(false);
}
}
}
}
public override WalletAccount CreateAccount(UInt160 scriptHash)
{
BRC6Account account = new BRC6Account(this, scriptHash);
AddAccount(account, true);
return(account);
}
public override WalletAccount CreateAccount(Contract contract, KeyPair key = null)
{
BRC6Contract BRC6contract = contract as BRC6Contract;
if (BRC6contract == null)
{
BRC6contract = new BRC6Contract
{
Script = contract.Script,
ParameterList = contract.ParameterList,
ParameterNames = contract.ParameterList.Select((p, i) => $"parameter{i}").ToArray(),
Deployed = false
};
}
BRC6Account account;
if (key == null)
{
account = new BRC6Account(this, BRC6contract.ScriptHash);
}
else
{
account = new BRC6Account(this, BRC6contract.ScriptHash, key, password);
}
account.Contract = BRC6contract;
AddAccount(account, false);
return(account);
}
public override WalletAccount Import(string wif)
{
KeyPair key = new KeyPair(GetPrivateKeyFromWIF(wif));
BRC6Contract contract = new BRC6Contract
{
Script = Contract.CreateSignatureRedeemScript(key.PublicKey),
ParameterList = new[] { ContractParameterType.Signature },
ParameterNames = new[] { "signature" },
Deployed = false
};
BRC6Account account = new BRC6Account(this, contract.ScriptHash, key, password)
{
Contract = contract
};
AddAccount(account, true);
return(account);
}
public override WalletAccount CreateAccount(byte[] privateKey)
{
KeyPair key = new KeyPair(privateKey);
BRC6Contract contract = new BRC6Contract
{
Script = Contract.CreateSignatureRedeemScript(key.PublicKey),
ParameterList = new[] { ContractParameterType.Signature },
ParameterNames = new[] { "signature" },
Deployed = false
};
BRC6Account account = new BRC6Account(this, contract.ScriptHash, key, password)
{
Contract = contract
};
AddAccount(account, false);
return(account);
}
/// <summary>
/// 修改密码
/// </summary>
/// <param name="Oldpassword">老密码</param>
/// <param name="Newpassword">新密码</param>
/// <param name="wallet">修改密码的钱包</param>
/// <returns></returns>
public IDisposable ChangeBrc6WalletPassword(string Oldpassword, string Newpassword, BRC6Wallet wallet)
{
if (!VerifyPassword(Oldpassword))
{
throw new CryptographicException();
}
for (int i = 0; i < wallet.GetAccounts().ToArray().Length; i++)
{
byte[] privatekey_1 = wallet.GetAccount(wallet.GetAccounts().ToArray()[i].Address.ToScriptHash()).GetKey().PrivateKey.ToHexString().HexToBytes();
KeyPair key = new KeyPair(privatekey_1);
BRC6Account account = new BRC6Account(this, wallet.GetAccounts().ToArray()[i].Contract.ScriptHash, key, Newpassword)
{
Contract = wallet.GetAccounts().ToArray()[i].Contract
};
accounts[wallet.GetAccounts().ToArray()[i].Address.ToScriptHash()] = account;
}
this.password = Newpassword;
return(new WalletLocker(this));
}
public override WalletAccount Import(X509Certificate2 cert)
{
KeyPair key;
using (ECDsa ecdsa = cert.GetECDsaPrivateKey())
{
key = new KeyPair(ecdsa.ExportParameters(true).D);
}
BRC6Contract contract = new BRC6Contract
{
Script = Contract.CreateSignatureRedeemScript(key.PublicKey),
ParameterList = new[] { ContractParameterType.Signature },
ParameterNames = new[] { "signature" },
Deployed = false
};
BRC6Account account = new BRC6Account(this, contract.ScriptHash, key, password)
{
Contract = contract
};
AddAccount(account, true);
return(account);
}
public override WalletAccount Import(string brc2, string passphrase)
{
KeyPair key = new KeyPair(GetPrivateKeyFromBRC2(brc2, passphrase));
BRC6Contract contract = new BRC6Contract
{
Script = Contract.CreateSignatureRedeemScript(key.PublicKey),
ParameterList = new[] { ContractParameterType.Signature },
ParameterNames = new[] { "signature" },
Deployed = false
};
BRC6Account account;
if (Scrypt.N == 16384 && Scrypt.R == 8 && Scrypt.P == 8)
{
account = new BRC6Account(this, contract.ScriptHash, brc2);
}
else
{
account = new BRC6Account(this, contract.ScriptHash, key, passphrase);
}
account.Contract = contract;
AddAccount(account, true);
return(account);
}