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get_history: return empty history if balance check fails

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ThomasV 2015-04-23 09:49:24 +02:00
parent 7f3fc232a0
commit 065145e557
1 changed files with 9 additions and 13 deletions
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20
lib/wallet.py
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@ -737,8 +737,7 @@ class Abstract_Wallet(object):
delta = self.get_tx_delta(tx_hash, addr) delta = self.get_tx_delta(tx_hash, addr)
hh.append([addr, tx_hash, height, delta]) hh.append([addr, tx_hash, height, delta])
# 2. merge # 2. merge: the delta of a tx on the domain is the sum of its deltas on addresses
# the delta of a tx on the domain is the sum of its deltas on addresses
merged = {} merged = {}
for addr, tx_hash, height, delta in hh: for addr, tx_hash, height, delta in hh:
if tx_hash not in merged: if tx_hash not in merged:
@ -749,31 +748,28 @@ class Abstract_Wallet(object):
# 3. create sorted list # 3. create sorted list
history = [] history = []
#balance = 0
for tx_hash, v in merged.items(): for tx_hash, v in merged.items():
height, value = v height, value = v
#balance += value
conf, timestamp = self.verifier.get_confirmations(tx_hash) if self.verifier else (None, None) conf, timestamp = self.verifier.get_confirmations(tx_hash) if self.verifier else (None, None)
history.append( (tx_hash, conf, value, timestamp) ) history.append((tx_hash, conf, value, timestamp))
if self.verifier:
history.sort(key = lambda x: self.verifier.get_txpos(x[0])) history.sort(key = lambda x: self.verifier.get_txpos(x[0]))
# 4. add balance
c, u = self.get_balance(domain) c, u = self.get_balance(domain)
balance = c + u balance = c + u
h2 = [] h2 = []
for item in history[::-1]: for item in history[::-1]:
tx_hash, conf, value, timestamp = item tx_hash, conf, value, timestamp = item
h2.insert( 0, (tx_hash, conf, value, timestamp, balance)) h2.insert(0, (tx_hash, conf, value, timestamp, balance))
if balance is not None and value is not None: if balance is not None and value is not None:
balance -= value balance -= value
else: else:
balance = None balance = None
assert balance in [None, 0] # fixme: this may happen if history is incomplete
#if balance not in [None, 0]: if balance not in [None, 0]:
# print_error("history error") print_error("Error: history not synchronized")
# self.clear_history() return []
# self.update()
return h2 return h2