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Add new function get_history_txnums

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This commit is contained in:
Neil Booth 2017-06-17 16:33:15 +09:00
parent 721685ba4b
commit 2940ea3199
1 changed files with 16 additions and 8 deletions
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24
server/db.py
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@ -471,13 +471,11 @@ class DB(util.LoggedClass):
return nremoves return nremoves
def get_history(self, hashX, limit=1000): def get_history_txnums(self, hashX, limit=1000):
'''Generator that returns an unpruned, sorted list of (tx_hash, '''Generator that returns an unpruned, sorted list of tx_nums in the
height) tuples of confirmed transactions that touched the address, history of a hashX. Includes both spending and receiving
earliest in the blockchain first. Includes both spending and transactions. By default yields at most 1000 entries. Set
receiving transactions. By default yields at most 1000 entries. limit to None to get them all. '''
Set limit to None to get them all.
'''
limit = self._resolve_limit(limit) limit = self._resolve_limit(limit)
for key, hist in self.hist_db.iterator(prefix=hashX): for key, hist in self.hist_db.iterator(prefix=hashX):
a = array.array('I') a = array.array('I')
@ -485,5 +483,15 @@ class DB(util.LoggedClass):
for tx_num in a: for tx_num in a:
if limit == 0: if limit == 0:
return return
yield self.fs_tx_hash(tx_num) yield tx_num
limit -= 1 limit -= 1
def get_history(self, hashX, limit=1000):
'''Generator that returns an unpruned, sorted list of (tx_hash,
height) tuples of confirmed transactions that touched the address,
earliest in the blockchain first. Includes both spending and
receiving transactions. By default yields at most 1000 entries.
Set limit to None to get them all.
'''
for tx_num in self.get_history_txnums(hashX, limit):
yield self.fs_tx_hash(tx_num)