starlight.kirara.ca から現在の res_ver を拾ってきて最新版の manifest を落とすやつ

download_manifest.py

import lz4
import re
import StringIO
import struct
import urllib2

BASEURL = "http://storage.game.starlight-stage.jp"

def fetch_res_ver():
    response = urllib2.urlopen("https://starlight.kirara.ca/")
    html = response.read()
    pattern = r"truth version (.*),"
    match = re.search(pattern, html)
    return match.group(1)

def fetch_manifest(res_ver):
    response = urllib2.urlopen("{base}/dl/{res_ver}/manifests/Android_AHigh_SHigh".format(base=BASEURL, res_ver=res_ver,))
    data = response.read()
    return data

def unlz4(data):
    fd = StringIO.StringIO(data)
    magic, uncomp, comp, unk = struct.unpack("<IIII", fd.read(16))
    d = lz4.loads(struct.pack("<I", uncomp) + fd.read())
    assert len(d) == uncomp
    return d

def write_file(dest, data):
    with open(dest, "w") as fd:
        fd.write(data)

res_ver = fetch_res_ver()
print "res_ver: " + res_ver

packed = fetch_manifest(res_ver)
unpacked = unlz4(packed)
write_file("{res_ver}_Android_AHigh_SHigh".format(res_ver=res_ver,), unpacked)