/// <summary>
/// Sign a specific coin with the given secret
/// </summary>
/// <param name="key">Private keys</param>
/// <param name="coins">Coins to sign</param>
public void Sign(Key[] keys, params ICoin[] coins)
{
TransactionBuilder builder = new TransactionBuilder();
builder.AddKeys(keys);
builder.AddCoins(coins);
builder.SignTransactionInPlace(this);
}
/// <summary>
/// Sign the transaction with a private key
/// <para>ScriptSigs should be filled with either previous scriptPubKeys or redeem script (for P2SH)</para>
/// <para>For more complex scenario, use TransactionBuilder</para>
/// </summary>
/// <param name="secret"></param>
public void Sign(Key key, bool assumeP2SH)
{
TransactionBuilder builder = new TransactionBuilder();
builder.AddKeys(key);
for (int i = 0; i < Inputs.Count; i++)
{
var txin = Inputs[i];
if (Script.IsNullOrEmpty(txin.ScriptSig))
{
throw new InvalidOperationException("ScriptSigs should be filled with either previous scriptPubKeys or redeem script (for P2SH)");
}
if (assumeP2SH)
{
var p2shSig = PayToScriptHashTemplate.Instance.ExtractScriptSigParameters(txin.ScriptSig);
if (p2shSig == null)
{
builder.AddCoins(new ScriptCoin(txin.PrevOut, new TxOut()
{
ScriptPubKey = txin.ScriptSig.PaymentScript,
}, txin.ScriptSig));
}
else
{
builder.AddCoins(new ScriptCoin(txin.PrevOut, new TxOut()
{
ScriptPubKey = p2shSig.RedeemScript.PaymentScript
}, p2shSig.RedeemScript));
}
}
else
{
builder.AddCoins(new Coin(txin.PrevOut, new TxOut()
{
ScriptPubKey = txin.ScriptSig
}));
}
}
builder.SignTransactionInPlace(this);
}
