LBRYFoundation/LBRY-Vault
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Reduce indentation level

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This makes the method easier to read.
Skip negative tx heights too. A transaction height can be negative too, see the
wallet modules TX_HEIGHT_LOCAL and TX_HEIGHT_UNCONF_PARENT constants.
This commit is contained in:
Harm Aarts 2018-06-01 10:53:06 +02:00
parent 358722b9cc
commit eb44ef327d
1 changed files with 18 additions and 16 deletions
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34
lib/verifier.py
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@ -42,29 +42,31 @@ class SPV(ThreadJob):
interface = self.network.interface interface = self.network.interface
if not interface: if not interface:
return return
blockchain = interface.blockchain blockchain = interface.blockchain
if not blockchain: if not blockchain:
return return
lh = self.network.get_local_height()
local_height = self.network.get_local_height()
unverified = self.wallet.get_unverified_txs() unverified = self.wallet.get_unverified_txs()
for tx_hash, tx_height in unverified.items(): for tx_hash, tx_height in unverified.items():
# do not request merkle branch before headers are available # do not request merkle branch before headers are available
if (tx_height > 0) and (tx_height <= lh): if tx_height <= 0 or tx_height > local_height:
header = blockchain.read_header(tx_height) continue
if header is None:
index = tx_height // 2016
if index < len(blockchain.checkpoints):
self.network.request_chunk(interface, index)
else:
if (tx_hash not in self.requested_merkle
and tx_hash not in self.merkle_roots):
self.network.get_merkle_for_transaction( header = blockchain.read_header(tx_height)
tx_hash, if header is None:
tx_height, index = tx_height // 2016
self.verify_merkle) if index < len(blockchain.checkpoints):
self.print_error('requested merkle', tx_hash) self.network.request_chunk(interface, index)
self.requested_merkle.add(tx_hash) elif (tx_hash not in self.requested_merkle
and tx_hash not in self.merkle_roots):
self.network.get_merkle_for_transaction(
tx_hash,
tx_height,
self.verify_merkle)
self.print_error('requested merkle', tx_hash)
self.requested_merkle.add(tx_hash)
if self.network.blockchain() != self.blockchain: if self.network.blockchain() != self.blockchain:
self.blockchain = self.network.blockchain() self.blockchain = self.network.blockchain()