def parse_transaction(b64_tx, success_callback=None, error_callback=None):
# we will go to main afterwards
show_main()
try:
raw = a2b_base64(b64_tx)
tx = psbt.PSBT.parse(raw)
except:
gui.error("Failed at transaction parsing")
if error_callback is not None:
error_callback("invalid argument")
return
# blue wallet trick - if the fingerprint is 0 we use our fingerprint
for scope in [tx.inputs, tx.outputs]:
for el in scope:
for der in el.bip32_derivations:
if el.bip32_derivations[der].fingerprint == b'\x00\x00\x00\x00':
el.bip32_derivations[der].fingerprint = keystore.fingerprint
try:
data = keystore.check_psbt(tx)
except Exception as e:
gui.error("Problem with the transaction: %r" % e)
if error_callback is not None:
error_callback("invalid argument")
return
title = "Spending %u\nfrom %s" % (data["spending"], data["wallet"].name)
message = ""
for out in data["send_outputs"]:
message += "%u sat to %s\n" % (out["value"], out["address"])
message += "\nFee: %u satoshi" % data["fee"]
popups.prompt(title, message, ok=cb_with_args(sign_psbt, wallet=data["wallet"], tx=tx, success_callback=success_callback), cancel=cb_with_args(error_callback, "user cancel"))
def confirm_new_wallet(s):
show_main()
gui.update(30)
# wallet format:
# name&descriptor
arr = s.split("&")
if len(arr) != 2:
gui.error("Invalid wallet format")
return
try:
keystore.check_new_wallet(*arr)
except Exception as e:
gui.error("%r" % e)
return
popups.prompt("Add wallet \"%s\"?" % arr[0], arr[1], ok=cb_with_args(new_wallet_confirm, name=arr[0], descriptor=arr[1]))
def parse_new_wallet(s):
show_main()
gui.update(30)
# wallet format:
# name&descriptor
arr = s.split("&")
if len(arr) != 2:
gui.error("Invalid wallet format")
return
w = keystore.check_new_wallet(*arr)
keys_str = []
for key in w.keys:
k = ("%r" % key).replace("]", "]\n")
if keystore.owns_key(key):
keys_str.append("#7ED321 My key: # %s" % k)
else:
keys_str.append("#F5A623 External key: # %s" % k)
keys = "\n\n".join(keys_str)
if w.script_type not in SUPPORTED_SCRIPTS.keys():
raise ValueError("Script type \"%s\" is not supported" % w.script_type)
sc = w.script_type
msg = "Policy: %s\nScript: %s\n%s\n\n%s" % (w.policy, SUPPORTED_SCRIPTS[w.script_type], sc, keys)
scr = popups.prompt("Add wallet \"%s\"?" % arr[0], msg, ok=cb_with_args(new_wallet_confirm, name=arr[0], descriptor=arr[1]))
scr.message.set_recolor(True)