def filter(cls, oid=None, account=None, issue=None, include_private=False):
"Look up offers."
(all_ids, all_accounts, all_issues) = (False, False, False)
if not oid:
all_ids = True
if account:
uid = account.id
else:
uid = None
all_accounts = True
if issue:
iid = issue.id
else:
iid = None
all_issues = True
result = []
with cls.db.conn.cursor() as curs:
curs.execute(
'''SELECT account,
maturity, matures,
contract_type, issue, url, title,
side, price, quantity, id, created,
all_or_nothing
FROM offer_overview WHERE
(id = %s OR %s) AND
(account = %s OR %s) AND
(issue = %s OR %s)
''',
(oid, all_ids, uid, all_accounts, iid, all_issues))
for row in curs.fetchall():
(uid, mid, matures, cid, iid, url, title, side, price,
quantity, oid, created, all_or_nothing) = row
account = Account(uid=uid)
issue = Issue(url=url, iid=iid, title=title)
if (not include_private) and (not issue.is_public):
continue
maturity = Maturity(matures, mid)
ctype = ContractType(issue, maturity, cid)
result.append(
cls(account, ctype, side, price, quantity, oid, created,
all_or_nothing))
return result
def setup(self):
Maturity.make_upcoming(self)
def maturities(self):
return Maturity.available(self)
def cleanup(self, contract_types=[]):
Offer.cleanup(self, contract_types)
ContractType.cleanup(contract_types)
Maturity.cleanup(self)
Issue.cleanup(self)