Wallet.py 文件源码

def makeTransaction(self, tx, account):
        """Make Transaction"""
        if tx.outputs == None:
            raise ValueError, 'Not correct Address, wrong length.'

        if tx.attributes == None:
            tx.attributes = []

        coins = self.findUnSpentCoins(account.scriptHash)
        tx.inputs, tx.outputs = self.selectInputs(tx.outputs, coins, account, tx.systemFee)

        # Make transaction
        stream = MemoryStream()
        writer = BinaryWriter(stream)
        tx.serializeUnsigned(writer)
        reg_tx = stream.toArray()
        tx.ensureHash()
        txid = tx.hash

        # RedeenScript
        contract = Contract()
        contract.createSignatureContract(account.publicKey)
        Redeem_script = contract.redeemScript

        # Add Signature
        sk = SigningKey.from_string(binascii.unhexlify(account.privateKey), curve=NIST256p, hashfunc=hashlib.sha256)
        signature = binascii.hexlify(sk.sign(binascii.unhexlify(reg_tx),hashfunc=hashlib.sha256))
        regtx = reg_tx + '014140' + signature + '23' + Redeem_script
        # sendRawTransaction
        print regtx
        response = self.node.sendRawTransaction(regtx)
        import json
        print response
        return txid