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ParallelPyWaves.py
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ParallelPyWaves.py
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# Copyright (C) 2017 PyWaves Developers
#
# This file is part of PyWaves.
#
# It is subject to the license terms in the LICENSE file found in the top-level
# directory of this distribution.
#
# No part of python-bitcoinlib, including this file, may be copied, modified,
# propagated, or distributed except according to the terms contained in the
# LICENSE file.
from __future__ import absolute_import, division, print_function, unicode_literals
import logging
from .address import *
from .asset import *
from .order import *
from .contract import *
from .oracle import *
from .ParallelPyWaves import *
class ParallelPyWaves(object):
def __init__(self):
self.DEFAULT_TX_FEE = 100000
self.DEFAULT_BASE_FEE = self.DEFAULT_TX_FEE
self.DEFAULT_SMART_FEE = 400000
self.DEFAULT_ASSET_FEE = 100000000
self.DEFAULT_MATCHER_FEE = 300000
self.DEFAULT_LEASE_FEE = 100000
self.DEFAULT_ALIAS_FEE = 100000
self.DEFAULT_SPONSOR_FEE = 100000000
self.DEFAULT_SCRIPT_FEE = 100000
self.DEFAULT_ASSET_SCRIPT_FEE = 100000000
self.DEFAULT_SET_SCRIPT_FEE = 1000000
self.DEFAULT_INVOKE_SCRIPT_FEE = 500000
self.DEFAULT_CURRENCY = 'WAVES'
self.VALID_TIMEFRAMES = (5, 15, 30, 60, 240, 1440)
self.MAX_WDF_REQUEST = 100
self.THROW_EXCEPTION_ON_ERROR = False
self.OFFLINE = False
self.NODE = 'https://nodes.wavesnodes.com'
self.ADDRESS_VERSION = 1
self.ADDRESS_CHECKSUM_LENGTH = 4
self.ADDRESS_HASH_LENGTH = 20
self.ADDRESS_LENGTH = 1 + 1 + self.ADDRESS_CHECKSUM_LENGTH + self.ADDRESS_HASH_LENGTH
self.CHAIN = 'mainnet'
self.CHAIN_ID = 'W'
self.MATCHER = 'https://matcher.waves.exchange'
self.MATCHER_PUBLICKEY = ''
self.DATAFEED = 'http://marketdata.wavesplatform.com'
logging.getLogger("requests").setLevel(logging.WARNING)
console = logging.StreamHandler()
console.setLevel(logging.ERROR)
formatter = logging.Formatter('[%(levelname)s] %(message)s')
console.setFormatter(formatter)
logging.getLogger('').addHandler(console)
self.WAVES = Asset('')
self.BTC = Asset('8LQW8f7P5d5PZM7GtZEBgaqRPGSzS3DfPuiXrURJ4AJS')
self.USD = Asset('Ft8X1v1LTa1ABafufpaCWyVj8KkaxUWE6xBhW6sNFJck')
def throw_error(self, msg):
if self.THROW_EXCEPTION_ON_ERROR:
raise PyWavesException(msg)
def setThrowOnError(self, throw=True):
self.THROW_EXCEPTION_ON_ERROR = throw
def setOffline(self):
self.OFFLINE = True
def setOnline(self):
self.OFFLINE = False
def setChain(self, chain = '', chain_id = None):
if chain == '':
chain = self.CHAIN
if chain_id is not None:
self.CHAIN = chain
self.CHAIN_ID = chain_id
else:
if chain.lower()=='mainnet' or chain.lower()=='w':
self.CHAIN = 'mainnet'
self.CHAIN_ID = 'W'
elif chain.lower()=='hacknet' or chain.lower()=='u':
self.CHAIN = 'hacknet'
self.CHAIN_ID = 'U'
else:
self.CHAIN = 'testnet'
self.CHAIN_ID = 'T'
def getChain(self):
return self.CHAIN
def setNode(self, node = '', chain = '', chain_id = None):
if node == '':
node = self.NODE
if chain == '':
chain = self.CHAIN
self.NODE = node
self.setChain(chain, chain_id)
def getNode(self):
return self.NODE
def setMatcher(self, node = ''):
if node == '':
node = self.MATCHER
try:
self.MATCHER_PUBLICKEY = self.wrapper('/matcher', host = node)
self.MATCHER = node
logging.info('Setting matcher %s %s' % (self.MATCHER, self.MATCHER_PUBLICKEY))
except:
self.MATCHER_PUBLICKEY = ''
def setDatafeed(self, wdf = ''):
if wdf == '':
wdf = self.DATAFEED
self.DATAFEED = wdf
logging.info('Setting datafeed %s ' % (self.DATAFEED))
def wrapper(self, api, postData='', host='', headers=''):
#global OFFLINE
if self.OFFLINE:
offlineTx = {}
offlineTx['api-type'] = 'POST' if postData else 'GET'
offlineTx['api-endpoint'] = api
offlineTx['api-data'] = postData
return offlineTx
if not host:
host = self.NODE
if postData:
req = requests.post('%s%s' % (host, api), data=postData, headers={'content-type': 'application/json'}).json()
else:
req = requests.get('%s%s' % (host, api), headers=headers).json()
return req
def height(self):
return self.wrapper('/blocks/height')['height']
def lastblock(self):
return self.wrapper('/blocks/last')
def block(self, n):
return self.wrapper('/blocks/at/%d' % n)
def tx(self, id):
return self.wrapper('/transactions/info/%s' % id)
def getOrderBook(self, assetPair):
orderBook = assetPair.orderbook()
try:
bids = orderBook['bids']
asks = orderBook['asks']
except:
bids = ''
asks = ''
return bids, asks
def symbols(self):
return self.wrapper('/api/symbols', host=self.DATAFEED)
def markets(self):
return self.wrapper('/api/markets', host=self.DATAFEED)
def validateAddress(self, address):
addr = crypto.bytes2str(base58.b58decode(address))
if addr[0] != chr(self.ADDRESS_VERSION):
logging.error("Wrong address version")
elif addr[1] != self.CHAIN_ID:
logging.error("Wrong chain id")
elif len(addr) != self.ADDRESS_LENGTH:
logging.error("Wrong address length")
elif addr[-self.ADDRESS_CHECKSUM_LENGTH:] != crypto.hashChain(crypto.str2bytes(addr[:-self.ADDRESS_CHECKSUM_LENGTH]))[:self.ADDRESS_CHECKSUM_LENGTH]:
logging.error("Wrong address checksum")
else:
return True
return False
class PyWavesException(ValueError):
pass