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from .plugins import PluginError
import argparse
import hashlib
import hmac
import requests
import zlib
SWFKey = b"Genuine Adobe Flash Player 001"
RequestsConfig = { "danger_mode": True }
class ArgumentParser(argparse.ArgumentParser):
def convert_arg_line_to_args(self, line):
if line[0] == "#":
return
split = line.find("=")
if split > 0:
key = line[:split].strip()
val = line[split+1:].strip()
yield "--%s=%s" % (key, val)
else:
yield "--%s" % line
def urlopen(url, method="get", **args):
if "data" in args and args["data"] is not None:
method = "post"
try:
res = requests.request(method, url, config=RequestsConfig, timeout=15, **args)
except requests.exceptions.RequestException as err:
raise PluginError(("Unable to open URL: {url} ({err})").format(url=url, err=str(err)))
return res
def urlget(url, **args):
return urlopen(url, method="get", **args)
def swfverify(url):
res = urlopen(url)
swf = res.content
if swf[:3] == b"CWS":
swf = b"F" + swf[1:8] + zlib.decompress(swf[8:])
h = hmac.new(SWFKey, swf, hashlib.sha256)
return h.hexdigest(), len(swf)
def verifyjson(json, key):
if not key in json:
raise PluginError(("Missing '{0}' key in JSON").format(key))
return json[key]
__all__ = ["ArgumentParser", "urlopen", "urlget", "swfverify", "verifyjson"]
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