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Fix get_spent mongodb-based query

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fixes #1271
This commit is contained in:
Sylvain Bellemare 2017-03-16 13:39:34 +01:00 committed by Sylvain Bellemare
parent c5bad99f4e
commit b94a9ec7e9
1 changed files with 13 additions and 5 deletions
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18
bigchaindb/backend/mongodb/query.py
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@ -153,14 +153,22 @@ def get_spent(conn, transaction_id, output):
cursor = conn.run(
conn.collection('bigchain').aggregate([
{'$match': {
'block.transactions.inputs.fulfills.txid': transaction_id,
'block.transactions.inputs.fulfills.output': output
'block.transactions.inputs': {
'$elemMatch': {
'fulfills.txid': transaction_id,
'fulfills.output': output,
},
},
}},
{'$unwind': '$block.transactions'},
{'$match': {
'block.transactions.inputs.fulfills.txid': transaction_id,
'block.transactions.inputs.fulfills.output': output
}}
'block.transactions.inputs': {
'$elemMatch': {
'fulfills.txid': transaction_id,
'fulfills.output': output,
},
},
}},
]))
# we need to access some nested fields before returning so lets use a
# generator to avoid having to read all records on the cursor at this point