def orders():
for field in UNSUPPORTED_FIELDS:
if request.args.get(field, False):
return notsupported(field)
count = int(request.args.get("limit", 25))
makerTokenAddress = request.args.get("makerTokenAddress", None)
takerTokenAddress = request.args.get("takerTokenAddress", None)
if makerTokenAddress and takerTokenAddress:
lookp_hash = hashlib.sha256(
util.hexStringToBytes(makerTokenAddress) +
util.hexStringToBytes(takerTokenAddress)).digest()
index = dynamo.DynamoOrder.pairhash_index
elif makerTokenAddress and not takerTokenAddress:
lookup_hash = util.hexStringToBytes(makerTokenAddress)
index = dynamo.DynamoOrder.makertoken_index
elif not makerTokenAddress and takerTokenAddress:
lookup_hash = util.hexStringToBytes(takerTokenAddress)
index = dynamo.DynamoOrder.takertoken_index
else:
orders = dynamo.DynamoOrder.scan(limit=count)
index = None
if index:
orders = index.query(lookup_hash, limit=count)
return format_response(orders, count, request.headers.get("Accept", ""))
def pair_search(maker_token, taker_token):
count = int(request.args.get("count", 25))
orders = dynamo.DynamoOrder.pairhash_index.query(
hashlib.sha256(
util.hexStringToBytes(maker_token) +
util.hexStringToBytes(taker_token)).digest(),
scan_index_forward=(request.args.get("asc", "true") == "true"),
limit=count)
return format_response(orders, count, request.headers.get("Accept", ""))
def test_index(self):
indexer.record_order(sample.data, Locker())
item = next(dynamo.DynamoOrder.scan())
test_order = item.ToOrder()
self.assertEqual(test_order.price, 0.02)
self.assertEqual(test_order.orderHash, util.hexStringToBytes(
"731319211689ccf0327911a0126b0af0854570c1b6cdfeb837b0127e29fe9fd5"
))
def test_order_from_bytes(self):
test_order = order.Order.FromBytes(sample.data)
self.assertEqual(test_order.price, 0.02)
self.assertEqual(
test_order.orderHash,
util.hexStringToBytes(
"731319211689ccf0327911a0126b0af0854570c1b6cdfeb837b0127e29fe9fd5"
))
def single_order(order_hash):
order = dynamo.DynamoOrder.get(util.hexStringToBytes(order_hash))
accept = request.headers.get("Accept", "")
if "application/octet-stream" in accept:
resp = make_response(order.binary())
resp.headers["Content-Type"] = "application/octet-stream"
else:
resp = make_response(json.dumps(order.ToOrder().to_dict()))
resp.headers["Content-Type"] = "application/json"
return resp
def process_fill(fill, locker):
orderHash = util.hexStringToBytes(fill["orderHash"])
dynamo_order = dynamo.DynamoOrder.addFilled(
orderHash,
int(fill.get("filledTakerTokenAmount", 0)),
int(fill.get("cancelledTakerTokenAmount", 0)),
locker
)
order = dynamo_order.ToOrder()
total_unavailable = (
util.bytesToInt(dynamo_order.takerTokenAmountFilled) +
util.bytesToInt(dynamo_order.takerTokenAmountCancelled)
)
if total_unavailable >= (order.takerTokenAmount * .99):
# The order is > 99% filled, delist it.
dynamo_order.delete()
def taker_token_search(taker_token):
count = int(request.args.get("count", 25))
orders = dynamo.DynamoOrder.takertoken_index.query(
util.hexStringToBytes(taker_token), limit=count)
return format_response(orders, count, request.headers.get("Accept", ""))
import util
data = util.hexStringToBytes(
"90fe2af704b34e0224bf2299c838e04d4dcf1364324454186bb728a3ea55750e0"
"618ff1b18ce6cf800000000000000000000000000000000000000001dad4783cf"
"3fe3085c1426157ab175a6119a04ba05d090b51c40b020eab3bfcb6a2dff130df"
"22e9c000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000002b5e3af16b1880000000000000000000000000"
"0000000000000000000000000000de0b6b3a76400000000000000000000000000"
"00000000000000000000000000000000000000000000000000000000000000000"
"00000000000000000000000000000000000000000000000000000000000000000"
"0000000000000000000000000000000059938ac4000643508ff7019bfb134363a"
"86e98746f6c33262e68daf992b8df064217222b1b021fe6dba378a347ea5c581a"
"dcd0e0e454e9245703d197075f5d037d0935ac2e12ac107cb04be663f54239483"
"2bbcb348deda8b5aa393a97a4cc3139501007f1")
samples = [
util.hexStringToBytes(
'5409ed021d9299bf6814279a6a1411a7e866a63100000000000000000000000000000'
'00000000000423233c6754bc02430551e763074856b54e9348ef940fcea9408917e7b'
'131084fa32868f9022465bc22d5b2951db72b44cfb8089bb8cd374a3c354eab69e673'
'309512a9d726f87304c6984054f87a93b000000000000000000000000000000000000'
'000000000000000000000000271000000000000000000000000000000000000000000'
'000000000000000000027100000000000000000000000000000000000000000000000'
'0003782dace9d90000000000000000000000000000000000000000000000000000037'
'82dace9d9000000000000000000000000000000000000000000000000000000000000'
'59b5eea323ba7a7ab09492366890b0ffcc652e52c88347dc5bc7a516279b58f118196'
'87f0043fe83e2ea97e3aedabd83bbf38a076952c8f3c8f1648ea7a10396fb68be062d'
'32855f92d14acae57b2fe3449d3fc5bb8a9860c9dffca35a4848540300fd9647'),
util.hexStringToBytes(
'5409ed021d9299bf6814279a6a1411a7e866a63100000000000000000000000000000'
