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populatetxs.py
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populatetxs.py
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# -*- coding: utf-8 -*-
from pprint import pprint
import requests
import time
import copy
import re
import utils
import urllib3
urllib3.disable_warnings()
class populatetxs():
def __init__(self):
super(populatetxs, self).__init__()
self.conn = utils.create_db("cryptopaymon.sqlite", "schema.sql")
self.config = {
"txupdatedelay": 0,
"satoshi2btc": 1e8,
}
def load_config(self):
oldconfig = copy.deepcopy(self.config)
rows = utils.search_db(self.conn, 'SELECT txupdatedelay FROM config')
try:
if rows and rows[0] and len(rows[0]):
self.config["txupdatedelay"] = rows[0][0]
else:
utils.info("populatetxs:load_config: could not load config from database")
self.config = copy.deepcopy(oldconfig)
except:
self.config = copy.deepcopy(oldconfig)
def get_txs(self, address):
customheaders = {
"User-Agent": "Some script trying to be nice :)"
}
try:
res = requests.get("https://blockchain.info/address/%s?format=json" % address, headers=customheaders, verify=False)
if res.status_code == 200:
return res.json()
return None
except:
return None
def get_tags(self, address):
customheaders = {
"User-Agent": "Some script trying to be nice :)"
}
try:
tags = list()
for tagid in [2, 4, 8, 16]:
res = requests.get("https://blockchain.info/tags?address-filter=%s&filter=%d" % (address, tagid), headers=customheaders, verify=False)
if res.status_code == 200:
if 'span class="tag"' in res.text:
match = re.search(r'span class="tag" id="([^"]+)">([^<]+)', res.text)
if match and match.groups():
tags.append(match.groups()[1])
return tags
except Exception as ex:
import traceback
traceback.print_exc()
return None
def update_database(self, rows):
for row in rows:
# get blockchain.info tags for current address
tags = self.get_tags(row[0])
# get list of all txs for current address
txs = self.get_txs(row[0])
if txs:
if tags and len(tags):
rcvd = txs["total_received"]/self.config["satoshi2btc"]
sent = txs["total_sent"]/self.config["satoshi2btc"]
balance = txs["final_balance"]/self.config["satoshi2btc"]
query = 'UPDATE btcaddresses SET tags="%s", txs=%d, rcvd=%f, sent=%f, balance=%f WHERE address="%s"' % ("|".join(tags), txs["n_tx"], rcvd, sent, balance, row[0])
else:
rcvd = txs["total_received"]/self.config["satoshi2btc"]
sent = txs["total_sent"]/self.config["satoshi2btc"]
balance = txs["final_balance"]/self.config["satoshi2btc"]
query = 'UPDATE btcaddresses SET txs=%d, rcvd=%f, sent=%f, balance=%f WHERE address="%s"' % (txs["n_tx"], rcvd, sent, balance, row[0])
utils.populate_db(self.conn, query)
txcount = 0
for tx in txs["txs"]:
# dict to store tx information
txinfo = {
"source": {},
"destination": {},
"txhash": tx["hash"],
"timestamp_epoch": tx["time"],
"timestamp_human": utils.epoch_to_human_utc(tx["time"]),
"relayip": tx["relayed_by"],
"rcvd": 0,
"sent": 0,
}
# check if this tx is already in db
if utils.search_db(self.conn, 'SELECT txhash FROM btctransactions WHERE txhash="%s"' % (tx["hash"])):
continue
# load source addresses and btc values
for entry in tx["inputs"]:
if entry.get("prev_out", None) and entry["prev_out"].get("addr", None) is not None and entry["prev_out"].get("addr", None) not in txinfo["source"]:
txinfo["source"][entry["prev_out"]["addr"]] = entry["prev_out"]["value"]/self.config["satoshi2btc"]
if utils.search_db(self.conn, 'SELECT address FROM btcaddresses WHERE address="%s"' % (entry["prev_out"]["addr"])):
txinfo["sent"] = 1
# load destination addresses and btc values
for entry in tx["out"]:
if entry.get("addr", None) is not None and entry["addr"] not in txinfo["destination"]:
txinfo["destination"][entry["addr"]] = entry["value"]/self.config["satoshi2btc"]
if utils.search_db(self.conn, 'SELECT address FROM btcaddresses WHERE address="%s"' % (entry["addr"])):
txinfo["rcvd"] = 1
# a tx with sent and rcvd both set has to be ignored, for now
if txinfo["sent"] == 1 and txinfo["rcvd"] == 1:
continue
# update btcaddresses table with in|out address information
alladdresses = utils.all_dict_keys([txinfo["source"], txinfo["destination"]])
for address in alladdresses:
query = 'SELECT inaddresses, outaddresses FROM btcaddresses WHERE address="%s"' % (address)
rows = utils.search_db(self.conn, query)
if rows and len(rows) and rows[0] and len(rows[0]):
if rows[0][0]:
inaddrs = "|".join(list(set(list(txinfo["source"].keys()) + [rows[0][0]])))
else:
inaddrs = "|".join(list(set(txinfo["source"].keys())))
if rows[0][1]:
outaddrs = "|".join(list(set(list(txinfo["destination"].keys()) + [rows[0][1]])))
else:
outaddrs = "|".join(list(set(txinfo["destination"].keys())))
query = 'UPDATE btcaddresses SET inaddresses="%s", outaddresses="%s", lasttx_epoch="%s", lasttx_human="%s" WHERE address="%s"' % (inaddrs, outaddrs, txinfo["timestamp_epoch"], txinfo["timestamp_human"], address)
utils.populate_db(self.conn, query)
# update btctransactions table
amountbtc, address = 0, None
senders = list(txinfo["source"].keys())
for addr in txinfo["source"].keys():
if utils.search_db(self.conn, 'SELECT address FROM btcaddresses WHERE address="%s"' % (addr)):
address = addr
amountbtc = txinfo["source"][addr]
break
receivers = list(txinfo["destination"].keys())
for addr in txinfo["destination"].keys():
if utils.search_db(self.conn, 'SELECT address FROM btcaddresses WHERE address="%s"' % (addr)):
address = addr
amountbtc = txinfo["destination"][addr]
break
query = 'INSERT INTO btctransactions (txhash, address, timestamp_epoch, timestamp_human, amountbtc, relayip, rcvd, sent, receivers, senders) VALUES ("%s", "%s", "%s", "%s", "%s", "%s", "%s", "%s", "%s", "%s")' % (
txinfo["txhash"],
address if address else "",
txinfo["timestamp_epoch"],
txinfo["timestamp_human"],
amountbtc,
txinfo["relayip"],
txinfo["rcvd"],
txinfo["sent"],
"|".join(receivers) if receivers and len(receivers) else "",
"|".join(senders) if senders and len(senders) else "",
)
utils.populate_db(self.conn, query)
txcount += 1
if txcount:
utils.info("added %d new transactions for %s" % (txcount, row[2]))
def update(self):
statuses = [2, 1, 0]
for status in statuses:
rows = utils.search_db(self.conn, 'SELECT address, names, hashtags FROM btcaddresses WHERE status=%d' % (status))
try:
if rows and len(rows):
self.update_database(rows)
except:
import traceback
traceback.print_exc()
pass
def run(self):
# load config from database
self.load_config()
utils.info("starting populatetxs module")
while True:
self.update()
time.sleep(self.config["txupdatedelay"])
self.load_config()
if __name__ == "__main__":
populatetxs().run()