refactored get_transactions and get_txos
This commit is contained in:
Lex Berezhny
parent
0960762694
commit
356ab9666f
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@ -7,6 +7,7 @@ from twisted.enterprise import adbapi
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from torba.hash import TXRefImmutable
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from torba.basetransaction import BaseTransaction, TXORefResolvable
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from torba.baseaccount import BaseAccount
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log = logging.getLogger(__name__)
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@ -15,6 +16,13 @@ def clean_arg_name(arg):
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return arg.replace('.', '_')
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def prepare_constraints(constraints):
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if 'account' in constraints:
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if isinstance(constraints['account'], BaseAccount):
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constraints['account'] = constraints['account'].public_key.address
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return constraints.pop('my_account', constraints.get('account'))
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def constraints_to_sql(constraints, joiner=' AND ', prepend_sql=' AND ', prepend_key=''):
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if not constraints:
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return ''
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@ -36,7 +44,7 @@ def constraints_to_sql(constraints, joiner=' AND ', prepend_sql=' AND ', prepend
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col, op = key[:-len('__in')], 'IN'
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else:
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col, op = key[:-len('__not_in')], 'NOT IN'
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if isinstance(constraint, list):
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if isinstance(constraint, (list, set)):
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placeholders = []
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for item_no, item in enumerate(constraint, 1):
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constraints['{}_{}'.format(clean_arg_name(col), item_no)] = item
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@ -288,38 +296,34 @@ class BaseDatabase(SQLiteMixin):
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return txs[0]
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@defer.inlineCallbacks
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def get_transactions(self, account=None, txid=None, offset=0, limit=1000):
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def get_transactions(self, offset=0, limit=1000000, **constraints):
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my_account = prepare_constraints(constraints)
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account = constraints.pop('account', None)
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tx_where = ""
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account_id = account.public_key.address if account is not None else None
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if 'txid' not in constraints and account is not None:
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constraints['txid__in'] = """
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SELECT txo.txid FROM txo
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JOIN pubkey_address USING (address) WHERE pubkey_address.account = :account
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UNION
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SELECT txi.txid FROM txi
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JOIN txo USING (txoid)
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JOIN pubkey_address USING (address) WHERE pubkey_address.account = :account
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"""
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if txid is not None:
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tx_where = """
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WHERE txid = :txid
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"""
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elif account is not None:
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tx_where = """
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WHERE txid IN (
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SELECT txo.txid FROM txo
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JOIN pubkey_address USING (address) WHERE pubkey_address.account = :account
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UNION
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SELECT txi.txid FROM txi
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JOIN txo USING (txoid)
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JOIN pubkey_address USING (address) WHERE pubkey_address.account = :account
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)
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"""
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where = constraints_to_sql(constraints, prepend_sql='WHERE ')
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tx_rows = yield self.run_query(
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"""
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SELECT txid, raw, height, position, is_verified FROM tx {}
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ORDER BY height DESC, position DESC LIMIT :offset, :limit
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""".format(tx_where), {
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'account': account_id,
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'txid': txid,
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'offset': min(offset, 0),
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'limit': max(limit, 100)
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""".format(where), {
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**constraints,
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'account': account,
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'offset': max(offset, 0),
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'limit': max(limit, 1)
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}
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)
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txids, txs = [], []
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for row in tx_rows:
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txids.append(row[0])
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@ -327,49 +331,39 @@ class BaseDatabase(SQLiteMixin):
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raw=row[1], height=row[2], position=row[3], is_verified=row[4]
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))
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txo_rows = yield self.run_query(
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"""
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SELECT txoid, chain, account
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FROM txo JOIN pubkey_address USING (address)
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WHERE txid IN ({})
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""".format(', '.join(['?']*len(txids))), txids
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)
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txos = {}
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for row in txo_rows:
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txos[row[0]] = {
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'is_change': row[1] == 1,
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'is_my_account': row[2] == account_id
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}
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annotated_txos = {
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txo.id: txo for txo in
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(yield self.get_txos(
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my_account=my_account,
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txid__in=txids
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))
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}
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referenced_txos = yield self.get_txos(
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account=account,
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txoid__in="SELECT txoid FROM txi WHERE txi.txid IN ({})".format(
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','.join("'{}'".format(txid) for txid in txids)
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)
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)
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referenced_txos_map = {txo.id: txo for txo in referenced_txos}
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referenced_txos = {
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txo.id: txo for txo in
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(yield self.get_txos(
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my_account=my_account,
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txoid__in="SELECT txoid FROM txi WHERE txi.txid IN ({})".format(
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','.join("'{}'".format(txid) for txid in txids)
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)
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))
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}
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for tx in txs:
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for txi in tx.inputs:
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if txi.txo_ref.id in referenced_txos_map:
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txi.txo_ref = TXORefResolvable(referenced_txos_map[txi.txo_ref.id])
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txo = referenced_txos.get(txi.txo_ref.id)
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if txo:
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txi.txo_ref = txo.ref
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for txo in tx.outputs:
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txo_meta = txos.get(txo.id)
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if txo_meta is not None:
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txo.is_change = txo_meta['is_change']
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txo.is_my_account = txo_meta['is_my_account']
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else:
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txo.is_change = False
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txo.is_my_account = False
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_txo = annotated_txos.get(txo.id)
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if _txo:
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txo.update_annotations(_txo)
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return txs
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@defer.inlineCallbacks
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def get_txos(self, account=None, **constraints):
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account_id = None
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if account is not None:
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account_id = account.public_key.address
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constraints['account'] = account_id
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def get_txos(self, **constraints):
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my_account = prepare_constraints(constraints)
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rows = yield self.run_query(
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"""
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SELECT amount, script, txid, txo.position, chain, account
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@ -384,18 +378,18 @@ class BaseDatabase(SQLiteMixin):
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tx_ref=TXRefImmutable.from_id(row[2]),
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position=row[3],
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is_change=row[4] == 1,
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is_my_account=row[5] == account_id
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is_my_account=row[5] == my_account
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) for row in rows
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]
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def get_utxos(self, **constraints):
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constraints['txoid__not_in'] = 'SELECT txoid FROM txi'
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constraints['is_reserved'] = 0
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constraints['is_reserved'] = False
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return self.get_txos(**constraints)
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def get_balance_for_account(self, account, include_reserved=False, **constraints):
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if not include_reserved:
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constraints['is_reserved'] = 0
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constraints['is_reserved'] = False
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values = {'account': account.public_key.address}
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values.update(constraints)
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return self.query_one_value(
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@ -133,11 +133,8 @@ class BaseLedger(metaclass=LedgerRegistry):
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def add_account(self, account: baseaccount.BaseAccount):
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self.accounts.append(account)
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@defer.inlineCallbacks
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def get_transaction(self, txhash):
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raw, _, _, _ = yield self.db.get_transaction(txhash)
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if raw is not None:
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return self.transaction_class(raw)
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return self.db.get_transaction(txhash)
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@defer.inlineCallbacks
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def get_private_key_for_address(self, address):
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@ -200,6 +200,14 @@ class BaseOutput(InputOutput):
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self.is_change = is_change
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self.is_my_account = is_my_account
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def update_annotations(self, annotated):
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if annotated is None:
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self.is_change = False
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self.is_my_account = False
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else:
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self.is_change = annotated.is_change
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self.is_my_account = annotated.is_my_account
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@property
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def ref(self):
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return TXORefResolvable(self)
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