140 lines
5.1 KiB
Python
Executable File
140 lines
5.1 KiB
Python
Executable File
# -*- coding: utf-8 -*-
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# --------------------------------------------------------------------------------
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# Cloudflare decoder
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# --------------------------------------------------------------------------------
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import re
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import time
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import urllib
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import urlparse
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from core import logger
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class Cloudflare:
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def __init__(self, response):
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self.timeout = 5
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self.domain = urlparse.urlparse(response["url"])[1]
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self.protocol = urlparse.urlparse(response["url"])[0]
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self.js_data = {}
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self.header_data = {}
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if not "var s,t,o,p,b,r,e,a,k,i,n,g,f" in response["data"] or "chk_jschl" in response["url"]:
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return
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try:
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self.js_data["auth_url"] = \
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re.compile('<form id="challenge-form" action="([^"]+)" method="get">').findall(response["data"])[0]
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self.js_data["params"] = {}
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self.js_data["params"]["jschl_vc"] = \
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re.compile('<input type="hidden" name="jschl_vc" value="([^"]+)"/>').findall(response["data"])[0]
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self.js_data["params"]["pass"] = \
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re.compile('<input type="hidden" name="pass" value="([^"]+)"/>').findall(response["data"])[0]
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var, self.js_data["value"] = \
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re.compile('var s,t,o,p,b,r,e,a,k,i,n,g,f[^:]+"([^"]+)":([^\n]+)};', re.DOTALL).findall(response["data"])[0]
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self.js_data["op"] = re.compile(var + "([\+|\-|\*|\/])=([^;]+)", re.MULTILINE).findall(response["data"])
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self.js_data["wait"] = int(re.compile("\}, ([\d]+)\);", re.MULTILINE).findall(response["data"])[0]) / 1000
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except:
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logger.debug("Metodo #1 (javascript): NO disponible")
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self.js_data = {}
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if "refresh" in response["headers"]:
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try:
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self.header_data["wait"] = int(response["headers"]["refresh"].split(";")[0])
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self.header_data["auth_url"] = response["headers"]["refresh"].split("=")[1].split("?")[0]
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self.header_data["params"] = {}
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self.header_data["params"]["pass"] = response["headers"]["refresh"].split("=")[2]
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except:
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logger.debug("Metodo #2 (headers): NO disponible")
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self.header_data = {}
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@property
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def wait_time(self):
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if self.js_data.get("wait", 0):
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return self.js_data["wait"]
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else:
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return self.header_data.get("wait", 0)
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@property
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def is_cloudflare(self):
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return self.header_data.get("wait", 0) > 0 or self.js_data.get("wait", 0) > 0
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def get_url(self):
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# Metodo #1 (javascript)
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if self.js_data.get("wait", 0):
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jschl_answer = self.decode(self.js_data["value"])
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for op, v in self.js_data["op"]:
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jschl_answer = eval(str(jschl_answer) + op + str(self.decode(v)))
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self.js_data["params"]["jschl_answer"] = jschl_answer + len(self.domain)
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response = "%s://%s%s?%s" % (
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self.protocol, self.domain, self.js_data["auth_url"], urllib.urlencode(self.js_data["params"]))
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time.sleep(self.js_data["wait"])
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return response
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# Metodo #2 (headers)
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if self.header_data.get("wait", 0):
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response = "%s://%s%s?%s" % (
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self.protocol, self.domain, self.header_data["auth_url"], urllib.urlencode(self.header_data["params"]))
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time.sleep(self.header_data["wait"])
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return response
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def decode(self, data):
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t = time.time()
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timeout = False
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while not timeout:
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data = re.sub("\[\]", "''", data)
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data = re.sub("!\+''", "+1", data)
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data = re.sub("!''", "0", data)
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data = re.sub("!0", "1", data)
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if "(" in data:
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x, y = data.rfind("("), data.find(")", data.rfind("(")) + 1
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part = data[x + 1:y - 1]
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else:
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x = 0
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y = len(data)
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part = data
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val = ""
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if not part.startswith("+"): part = "+" + part
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for i, ch in enumerate(part):
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if ch == "+":
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if not part[i + 1] == "'":
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if val == "": val = 0
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if type(val) == str:
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val = val + self.get_number(part, i + 1)
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else:
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val = val + int(self.get_number(part, i + 1))
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else:
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val = str(val)
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val = val + self.get_number(part, i + 1) or "0"
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if type(val) == str: val = "'%s'" % val
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data = data[0:x] + str(val) + data[y:]
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timeout = time.time() - t > self.timeout
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if not "+" in data and not "(" in data and not ")" in data:
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return int(self.get_number(data))
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def get_number(self, str, start=0):
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ret = ""
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for chr in str[start:]:
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try:
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int(chr)
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except:
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if ret: break
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else:
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ret += chr
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return ret
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