@ -4,7 +4,7 @@ import os
import sys
import time
import numbers
from typing import Callable , Optional , Union
from typing import Callable , List , Optional , Tuple , Union
from jmbase import get_log , jmprint , bintohex , hextobin , \
cli_prompt_user_yesno
@ -34,8 +34,10 @@ def get_utxo_scripts(wallet: BaseWallet, utxos: dict) -> list:
script_types . append ( wallet . get_outtype ( utxo [ " address " ] ) )
return script_types
def direct_send ( wallet_service : WalletService , amount : int , mixdepth : int ,
destination : str , answeryes : bool = False ,
def direct_send ( wallet_service : WalletService ,
mixdepth : int ,
dest_and_amounts : List [ Tuple [ str , int ] ] ,
answeryes : bool = False ,
accept_callback : Optional [ Callable [ [ str , str , int , int , Optional [ str ] ] , bool ] ] = None ,
info_callback : Optional [ Callable [ [ str ] , None ] ] = None ,
error_callback : Optional [ Callable [ [ str ] , None ] ] = None ,
@ -71,86 +73,110 @@ def direct_send(wallet_service: WalletService, amount: int, mixdepth: int,
4. The PSBT object if with_final_psbt is True , and in
this case the transaction is * NOT * broadcast .
"""
is_sweep = False
outtypes = [ ]
total_outputs_val = 0
#Sanity checks
assert validate_address ( destination ) [ 0 ] or is_burn_destination ( destination )
assert isinstance ( dest_and_amounts , list )
assert len ( dest_and_amounts ) > 0
assert custom_change_addr is None or validate_address ( custom_change_addr ) [ 0 ]
assert amount > 0 or custom_change_addr is None
assert isinstance ( mixdepth , numbers . Integral )
assert mixdepth > = 0
assert isinstance ( amount , numbers . Integral )
assert amount > = 0
assert isinstance ( wallet_service . wallet , BaseWallet )
if is_burn_destination ( destination ) :
#Additional checks
if not isinstance ( wallet_service . wallet , FidelityBondMixin ) :
log . error ( " Only fidelity bond wallets can burn coins " )
return
if answeryes :
log . error ( " Burning coins not allowed without asking for confirmation " )
return
if mixdepth != FidelityBondMixin . FIDELITY_BOND_MIXDEPTH :
log . error ( " Burning coins only allowed from mixdepth " + str (
FidelityBondMixin . FIDELITY_BOND_MIXDEPTH ) )
return
if amount != 0 :
log . error ( " Only sweeping allowed when burning coins, to keep the tx " +
" small. Tip: use the coin control feature to freeze utxos " )
return
for target in dest_and_amounts :
destination = target [ 0 ]
amount = target [ 1 ]
assert validate_address ( destination ) [ 0 ] or \
is_burn_destination ( destination )
if amount == 0 :
assert custom_change_addr is None and \
len ( dest_and_amounts ) == 1
is_sweep = True
assert isinstance ( amount , numbers . Integral )
assert amount > = 0
if is_burn_destination ( destination ) :
#Additional checks
if not isinstance ( wallet_service . wallet , FidelityBondMixin ) :
log . error ( " Only fidelity bond wallets can burn coins " )
return
if answeryes :
log . error ( " Burning coins not allowed without asking for confirmation " )
return
if mixdepth != FidelityBondMixin . FIDELITY_BOND_MIXDEPTH :
log . error ( " Burning coins only allowed from mixdepth " + str (
FidelityBondMixin . FIDELITY_BOND_MIXDEPTH ) )
return
if amount != 0 :
log . error ( " Only sweeping allowed when burning coins, to keep "
" the tx small. Tip: use the coin control feature to "
" freeze utxos " )
return
# if the output is of a script type not currently
# handled by our wallet code, we can't use information
# to help us calculate fees, but fall back to default.
# This is represented by a return value `None`.
# Note that this does *not* imply we accept any nonstandard
# output script, because we already called `validate_address`.
outtypes . append ( wallet_service . get_outtype ( destination ) )
total_outputs_val + = amount
txtype = wallet_service . get_txtype ( )
# if the output is of a script type not currently
# handled by our wallet code, we can't use information
# to help us calculate fees, but fall back to default.
# This is represented by a return value `None`.
# Note that this does *not* imply we accept any nonstandard
# output script, because we already called `validate_address`.
outtype = wallet_service . get_outtype ( destination )
if amount == 0 :
if is_sweep :
#doing a sweep
destination = dest_and_amounts [ 0 ] [ 0 ]
amount = dest_and_amounts [ 0 ] [ 1 ]
utxos = wallet_service . get_utxos_by_mixdepth ( ) [ mixdepth ]
if utxos == { } :
log . error (
" There are no available utxos in mixdepth: " + str ( mixdepth ) + " , quitting. " )
f " There are no available utxos in mixdepth { mixdepth } , "
" quitting. " )
return
total_inputs_val = sum ( [ va [ ' value ' ] for u , va in utxos . items ( ) ] )
script_types = get_utxo_scripts ( wallet_service . wallet , utxos )
fee_est = estimate_tx_fee ( len ( utxos ) , 1 , txtype = script_types , outtype = outtype )
outs = [ { " address " : destination , " value " : total_inputs_val - fee_est } ]
fee_est = estimate_tx_fee ( len ( utxos ) , 1 , txtype = script_types ,
outtype = outtypes [ 0 ] )
outs = [ { " address " : destination ,
" value " : total_inputs_val - fee_est } ]
else :
change_type = txtype
if custom_change_addr :
change_type = wallet_service . get_outtype ( custom_change_addr )
if change_type is None :
# we don't recognize this type; best we can do is revert to default,
# even though it may be inaccurate:
# we don't recognize this type; best we can do is revert to
# default, even though it may be inaccurate:
change_type = txtype
if outtype is None :
else :
change_type = txtype
if outtypes [ 0 ] is None :
# we don't recognize the destination script type,
# so set it as the same as the change (which will usually
# be the same as the spending wallet, but see above for custom)
# Notice that this is handled differently to the sweep case above,
# because we must use a list - there is more than one output
outtype = change_type
outtypes = [ change_type , outtype ]
outtypes [ 0 ] = change_type
outtypes . append ( change_type )
# not doing a sweep; we will have change.
# 8 inputs to be conservative; note we cannot account for the possibility
# of non-standard input types at this point.
initial_fee_est = estimate_tx_fee ( 8 , 2 , txtype = txtype , outtype = outtypes )
initial_fee_est = estimate_tx_fee ( 8 , len ( dest_and_amounts ) + 1 ,
txtype = txtype , outtype = outtypes )
utxos = wallet_service . select_utxos ( mixdepth , amount + initial_fee_est ,
includeaddr = True )
script_types = get_utxo_scripts ( wallet_service . wallet , utxos )
if len ( utxos ) < 8 :
fee_est = estimate_tx_fee ( len ( utxos ) , 2 , txtype = script_types , outtype = outtypes )
fee_est = estimate_tx_fee ( len ( utxos ) , len ( dest_and_amounts ) + 1 ,
txtype = script_types , outtype = outtypes )
else :
fee_est = initial_fee_est
total_inputs_val = sum ( [ va [ ' value ' ] for u , va in utxos . items ( ) ] )
changeval = total_inputs_val - fee_est - amount
outs = [ { " value " : amount , " address " : destination } ]
change_addr = wallet_service . get_internal_addr ( mixdepth ) if custom_change_addr is None \
else custom_change_addr
changeval = total_inputs_val - fee_est - total_outputs_val
outs = [ ]
for out in dest_and_amounts :
outs . append ( { " value " : out [ 1 ] , " address " : out [ 0 ] } )
change_addr = wallet_service . get_internal_addr ( mixdepth ) \
if custom_change_addr is None else custom_change_addr
outs . append ( { " value " : changeval , " address " : change_addr } )
#compute transaction locktime, has special case for spending timelocked coins
@ -170,9 +196,10 @@ def direct_send(wallet_service: WalletService, amount: int, mixdepth: int,
#Now ready to construct transaction
log . info ( " Using a fee of: " + amount_to_str ( fee_est ) + " . " )
if amount != 0 :
if not is_sweep :
log . info ( " Using a change value of: " + amount_to_str ( changeval ) + " . " )
tx = make_shuffled_tx ( list ( utxos . keys ( ) ) , outs , 2 , tx_locktime )
tx = make_shuffled_tx ( list ( utxos . keys ( ) ) , outs ,
version = 2 , locktime = tx_locktime )
if optin_rbf :
for inp in tx . vin :
Kristaps Kaupe
2 years ago