Madiator2011/lbry-sdk
1
0
Fork 0
forked from LBRYCommunity/lbry-sdk
Code Pull requests Activity

fixed bug where txis were duplicated in the database

Browse source
This commit is contained in:
Lex Berezhny 2018-08-23 02:53:14 -04:00
parent 9a2e9d68e7
commit a27f89157e
1 changed files with 15 additions and 5 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

20
torba/basedatabase.py
View file

@ -200,9 +200,9 @@ class BaseDatabase(SQLiteMixin):
'height': height, 'is_verified': is_verified
}, 'txid = ?', (tx.id,)))
existing_txos = list(map(itemgetter(0), self.execute(
existing_txos = [r[0] for r in self.execute(
t, "SELECT position FROM txo WHERE txid = ?", (tx.id,)
).fetchall()))
).fetchall()]
for txo in tx.outputs:
if txo.position in existing_txos:
@ -213,13 +213,23 @@ class BaseDatabase(SQLiteMixin):
# TODO: implement script hash payments
print('Database.save_transaction_io: pay script hash is not implemented!')
spent_txoids = [txi[0] for txi in self.execute(
t, "SELECT txoid FROM txi WHERE txid = ? AND address = ?", (tx.id, address)
# lookup the address associated with each TXI (via its TXO)
txoids = [txi.txo_ref.id for txi in tx.inputs]
txoid_place_holders = ','.join(['?']*len(txoids))
txoid_to_address = {r[0]: r[1] for r in self.execute(
t, "SELECT txoid, address FROM txo WHERE txoid in ({})".format(txoid_place_holders), txoids
).fetchall()}
# list of TXIs that have already been added
existing_txis = [r[0] for r in self.execute(
t, "SELECT txoid FROM txi WHERE txid = ?", (tx.id,)
).fetchall()]
for txi in tx.inputs:
txoid = txi.txo_ref.id
if txoid not in spent_txoids:
new_txi = txoid not in existing_txis
address_matches = txoid_to_address.get(txoid) == address
if new_txi and address_matches:
self.execute(t, *self._insert_sql("txi", {
'txid': tx.id,
'txoid': txoid,