graphenecommon/memo.py
def encrypt(self, message):
        """ Encrypt a memo

            :param str message: clear text memo message
            :returns: encrypted message
            :rtype: str
        """
        if not message:
            return None

        nonce = str(random.getrandbits(64))
        try:
            memo_wif = self.blockchain.wallet.getPrivateKeyForPublicKey(
                self.from_account["options"]["memo_key"]
            )
        except KeyNotFound:
            # if all fails, raise exception
            raise MissingKeyError(
                "Memo private key {} for {} could not be found".format(
                    self.from_account["options"]["memo_key"], self.from_account["name"]
                )
            )
        if not memo_wif:
            raise MissingKeyError(
                "Memo key for %s missing!" % self.from_account["name"]
            )

        if not hasattr(self, "chain_prefix"):
            self.chain_prefix = self.blockchain.prefix

        enc = memo.encode_memo(
            self.privatekey_class(memo_wif),
            self.publickey_class(
                self.to_account["options"]["memo_key"], prefix=self.chain_prefix
            ),
            nonce,
            message,
        )

        return {
            "message": enc,
            "nonce": nonce,
            "from": self.from_account["options"]["memo_key"],
            "to": self.to_account["options"]["memo_key"],
        }
def encrypt(self, message):
        """ Encrypt a memo

            :param str message: clear text memo message
            :returns: encrypted message
            :rtype: str
        """
        if not message:
            return None

        nonce = str(random.getrandbits(64))
        try:
            memo_wif = self.blockchain.wallet.getPrivateKeyForPublicKey(
                self.from_account["options"]["memo_key"]
            )
        except KeyNotFound:
            # if all fails, raise exception
            raise MissingKeyError(
                "Memo private key {} for {} could not be found".format(
                    self.from_account["options"]["memo_key"], self.from_account["name"]
                )
            )
        if not memo_wif:
            raise MissingKeyError(
                "Memo key for %s missing!" % self.from_account["name"]
            )

        if not hasattr(self, "chain_prefix"):
            self.chain_prefix = self.blockchain.prefix

        enc = memo.encode_memo(
            self.privatekey_class(memo_wif),
            self.publickey_class(
                self.to_account["options"]["memo_key"], prefix=self.chain_prefix
            ),
            nonce,
            message,
        )

        return {
            "message": enc,
            "nonce": nonce,
            "from": self.from_account["options"]["memo_key"],
            "to": self.to_account["options"]["memo_key"],
        }
def encrypt ( self , message ) : if not message : return None nonce = str ( random . getrandbits ( 64 ) ) try : memo_wif = self . blockchain . wallet . getPrivateKeyForPublicKey ( self . from_account [ "options" ] [ "memo_key" ] ) except KeyNotFound : # if all fails, raise exception raise MissingKeyError ( "Memo private key {} for {} could not be found" . format ( self . from_account [ "options" ] [ "memo_key" ] , self . from_account [ "name" ] ) ) if not memo_wif : raise MissingKeyError ( "Memo key for %s missing!" % self . from_account [ "name" ] ) if not hasattr ( self , "chain_prefix" ) : self . chain_prefix = self . blockchain . prefix enc = memo . encode_memo ( self . privatekey_class ( memo_wif ) , self . publickey_class ( self . to_account [ "options" ] [ "memo_key" ] , prefix = self . chain_prefix ) , nonce , message , ) return { "message" : enc , "nonce" : nonce , "from" : self . from_account [ "options" ] [ "memo_key" ] , "to" : self . to_account [ "options" ] [ "memo_key" ] , }
Encrypt a memo

            :param str message: clear text memo message
            :returns: encrypted message
            :rtype: str
Encrypt a memo