wows.pkg

# -*- coding: utf-8 -*-
# © Monstrofil, 2015
import os
if not os.path.exists('files/'):
    os.makedirs('files/')

class File():
    def __init__(self, name, offset, length, pack):
        self.name = name + '.xz'
        self.offset = offset
        self.length = length - 16
        self.pack = pack

    def save(self):
        f = open(self.pack, 'rb')
        f.seek(self.offset)
        data = f.read(self.length)
        f.close()

        f = open('files/' + self.name, 'wb')
        f.write(data)
        f.close()



import struct
f = open('index', 'rb')
pl = 10
while(True):
    data = [ord(ch) for ch in f.read(pl)]
    len = data[-2] + data[-1]
    filename = f.read(len)

    postfix = f.read(1)
    if ord(postfix) == 114:
        pl = 13
    else:
        pl = 10
    print filename, postfix


    if postfix != 's':
        data = [ord(ch) for ch in f.read(9)]
        off = chr(data[0]) + chr(data[1]) + chr(data[2]) + chr(data[3])
        print 'offset:', struct.unpack("<L", off)[0]


        size = chr(data[4]) + chr(data[5]) + chr(data[6]) + chr(data[7])
        print 'size:', struct.unpack("<L", size)[0]

        if 'swf' in filename: ##save only .swf files
            t = File(filename, struct.unpack("<L", off)[0], struct.unpack("<L", size)[0], "../pack_000%s.pkg"%data[8])
            t.save()