import sys
import pycurl
import struct
from binascii import unhexlify, crc32
import urllib2

# usage, python script.py transactionlist.txt > file

txlist = str(sys.argv[1])

def txdecode(transaction):

    data = urllib2.urlopen("https://blockchain.info/tx/"+transaction+"?show_adv=true")
    dataout = b''
    atoutput = False

    for line in data:
            if 'Output Scripts' in line:
                atoutput = True

            if '</table>' in line:
                atoutput = False

            if atoutput:
                if len(line) > 100:
                    chunks = line.split(' ')
                    for c in chunks:
                        if 'O' not in c and '\n' not in c and '>' not in c and '<' not in c:
                            dataout += unhexlify(c.encode('utf8'))


    length = struct.unpack('<L', dataout[0:4])[0]
    checksum = struct.unpack('<L', dataout[4:8])[0]
    dataout = dataout[8:8+length]

    return dataout

f = open(txlist, 'r')
alldata = b''
for l in f.readlines():
    l = l.rstrip('\n')
    alldata += txdecode(str(l))

print alldata