def update_next_button(self):
from electrum_zcash.keystore import bip39_is_checksum_valid
text = self.get_text()
if self.is_bip39:
is_seed, is_wordlist = bip39_is_checksum_valid(text)
else:
is_seed = bool(self._test(text))
self.ids.next.disabled = not is_seed
def on_edit(self):
from electrum_zcash.bitcoin import seed_type
s = self.get_seed()
b = self.is_seed(s)
if not self.is_bip39:
t = seed_type(s)
label = _('Seed Type') + ': ' + t if t else ''
else:
from electrum_zcash.keystore import bip39_is_checksum_valid
is_checksum, is_wordlist = bip39_is_checksum_valid(s)
status = ('checksum: ' + ('ok' if is_checksum else 'failed')) if is_wordlist else 'unknown wordlist'
label = 'BIP39' + ' (%s)'%status
self.seed_type_label.setText(label)
self.parent.next_button.setEnabled(b)
# to account for bip39 seeds
for word in self.get_seed().split(" ")[:-1]:
if word not in self.wordlist:
self.seed_e.disable_suggestions()
return
self.seed_e.enable_suggestions()
def test(self):
mnemonic = u'gravity machine north sort system female filter attitude volume fold club stay feature office ecology stable narrow fog'
is_checksum_valid, is_wordlist_valid = keystore.bip39_is_checksum_valid(
mnemonic)
self.assertTrue(is_wordlist_valid)
self.assertTrue(is_checksum_valid)