mirror of
https://gitlab.com/dstftw/youtube-dl.git
synced 2020-11-16 09:42:26 +00:00
[iqiyi] Implement _login()
Currently only email login supported
This commit is contained in:
Yen Chi Hsuan
parent
5bc880b988
commit
99709cc3f1
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@ -5,29 +5,199 @@ import hashlib
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import math
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import os
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import random
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import re
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import time
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import uuid
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from .common import InfoExtractor
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from ..compat import (
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compat_parse_qs,
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compat_str,
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compat_urllib_parse,
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compat_urllib_parse_urlparse,
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)
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from ..utils import (
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ExtractorError,
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ohdave_rsa_encrypt,
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sanitized_Request,
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urlencode_postdata,
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url_basename,
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)
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def md5_text(text):
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return hashlib.md5(text.encode('utf-8')).hexdigest()
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class IqiyiSDK(object):
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def __init__(self, target, ip, timestamp):
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self.target = target
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self.ip = ip
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self.timestamp = timestamp
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@staticmethod
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def split_sum(data):
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return compat_str(sum(map(lambda p: int(p, 16), list(data))))
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@staticmethod
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def digit_sum(num):
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if isinstance(num, int):
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num = compat_str(num)
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return compat_str(sum(map(int, num)))
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def even_odd(self):
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even = self.digit_sum(compat_str(self.timestamp)[::2])
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odd = self.digit_sum(compat_str(self.timestamp)[1::2])
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return even, odd
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def preprocess(self, chunksize):
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self.target = md5_text(self.target)
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chunks = []
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for i in range(32 // chunksize):
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chunks.append(self.target[chunksize * i:chunksize * (i + 1)])
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if 32 % chunksize:
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chunks.append(self.target[32 - 32 % chunksize:])
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return chunks, list(map(int, self.ip.split('.')))
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def mod(self, modulus):
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chunks, ip = self.preprocess(32)
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self.target = chunks[0] + ''.join(map(lambda p: compat_str(p % modulus), ip))
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def split(self, chunksize):
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modulus_map = {
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4: 256,
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5: 10,
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8: 100,
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}
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chunks, ip = self.preprocess(chunksize)
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ret = ''
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for i in range(len(chunks)):
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ip_part = compat_str(ip[i] % modulus_map[chunksize]) if i < 4 else ''
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if chunksize == 8:
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ret += ip_part + chunks[i]
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else:
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ret += chunks[i] + ip_part
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self.target = ret
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def handle_input16(self):
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self.target = md5_text(self.target)
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self.target = self.split_sum(self.target[:16]) + self.target + self.split_sum(self.target[16:])
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def handle_input8(self):
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self.target = md5_text(self.target)
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ret = ''
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for i in range(4):
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part = self.target[8 * i:8 * (i + 1)]
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ret += self.split_sum(part) + part
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self.target = ret
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def handleSum(self):
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self.target = md5_text(self.target)
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self.target = self.split_sum(self.target) + self.target
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def date(self, scheme):
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self.target = md5_text(self.target)
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d = time.localtime(self.timestamp)
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strings = {
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'y': compat_str(d.tm_year),
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'm': '%02d' % d.tm_mon,
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'd': '%02d' % d.tm_mday,
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}
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self.target += ''.join(map(lambda c: strings[c], list(scheme)))
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def split_time_even_odd(self):
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even, odd = self.even_odd()
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self.target = odd + md5_text(self.target) + even
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def split_time_odd_even(self):
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even, odd = self.even_odd()
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self.target = even + md5_text(self.target) + odd
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def split_ip_time_sum(self):
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chunks, ip = self.preprocess(32)
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self.target = compat_str(sum(ip)) + chunks[0] + self.digit_sum(self.timestamp)
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def split_time_ip_sum(self):
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chunks, ip = self.preprocess(32)
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self.target = self.digit_sum(self.timestamp) + chunks[0] + compat_str(sum(ip))
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class IqiyiSDKInterpreter(object):
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BASE62_TABLE = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
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def __init__(self, sdk_code):
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self.sdk_code = sdk_code
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@classmethod
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def base62(cls, num):
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if num == 0:
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return '0'
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ret = ''
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while num:
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ret = cls.BASE62_TABLE[num % 62] + ret
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num = num // 62
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return ret
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def decode_eval_codes(self):
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self.sdk_code = self.sdk_code[5:-3]
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mobj = re.search(
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r"'([^']+)',62,(\d+),'([^']+)'\.split\('\|'\),[^,]+,{}",
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self.sdk_code)
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obfucasted_code, count, symbols = mobj.groups()
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count = int(count)
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symbols = symbols.split('|')
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symbol_table = {}
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while count:
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count -= 1
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b62count = self.base62(count)
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symbol_table[b62count] = symbols[count] or b62count
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self.sdk_code = re.sub(
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r'\b(\w+)\b', lambda mobj: symbol_table[mobj.group(0)],
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obfucasted_code)
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def run(self, target, ip, timestamp):
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self.decode_eval_codes()
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functions = re.findall(r'input=([a-zA-Z0-9]+)\(input', self.sdk_code)
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sdk = IqiyiSDK(target, ip, timestamp)
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other_functions = {
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'handleSum': sdk.handleSum,
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'handleInput8': sdk.handle_input8,
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'handleInput16': sdk.handle_input16,
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'splitTimeEvenOdd': sdk.split_time_even_odd,
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'splitTimeOddEven': sdk.split_time_odd_even,
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'splitIpTimeSum': sdk.split_ip_time_sum,
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'splitTimeIpSum': sdk.split_time_ip_sum,
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}
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for function in functions:
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if re.match(r'mod\d+', function):
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sdk.mod(int(function[3:]))
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elif re.match(r'date[ymd]{3}', function):
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sdk.date(function[4:])
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elif re.match(r'split\d+', function):
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sdk.split(int(function[5:]))
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elif function in other_functions:
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other_functions[function]()
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else:
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raise ExtractorError('Unknown funcion %s' % function)
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return sdk.target
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class IqiyiIE(InfoExtractor):
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IE_NAME = 'iqiyi'
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IE_DESC = '爱奇艺'
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_VALID_URL = r'http://(?:[^.]+\.)?iqiyi\.com/.+\.html'
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_NETRC_MACHINE = 'iqiyi'
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_TESTS = [{
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'url': 'http://www.iqiyi.com/v_19rrojlavg.html',
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'md5': '2cb594dc2781e6c941a110d8f358118b',
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@ -136,9 +306,63 @@ class IqiyiIE(InfoExtractor):
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('10', 'h1'),
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]
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def _real_initialize(self):
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self._login()
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@staticmethod
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def md5_text(text):
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return hashlib.md5(text.encode('utf-8')).hexdigest()
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def _rsa_fun(data):
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# public key extracted from http://static.iqiyi.com/js/qiyiV2/20160129180840/jobs/i18n/i18nIndex.js
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N = 0xab86b6371b5318aaa1d3c9e612a9f1264f372323c8c0f19875b5fc3b3fd3afcc1e5bec527aa94bfa85bffc157e4245aebda05389a5357b75115ac94f074aefcd
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e = 65537
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return ohdave_rsa_encrypt(data, e, N)
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def _login(self):
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(username, password) = self._get_login_info()
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# No authentication to be performed
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if not username:
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return True
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data = self._download_json(
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'http://kylin.iqiyi.com/get_token', None,
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note='Get token for logging', errnote='Unable to get token for logging')
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sdk = data['sdk']
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timestamp = int(time.time())
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target = '/apis/reglogin/login.action?lang=zh_TW&area_code=null&email=%s&passwd=%s&agenttype=1&from=undefined&keeplogin=0&piccode=&fromurl=&_pos=1' % (
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username, self._rsa_fun(password.encode('utf-8')))
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interp = IqiyiSDKInterpreter(sdk)
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sign = interp.run(target, data['ip'], timestamp)
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validation_params = {
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'target': target,
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'server': 'BEA3AA1908656AABCCFF76582C4C6660',
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'token': data['token'],
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'bird_src': 'f8d91d57af224da7893dd397d52d811a',
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'sign': sign,
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'bird_t': timestamp,
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}
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validation_result = self._download_json(
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'http://kylin.iqiyi.com/validate?' + compat_urllib_parse.urlencode(validation_params), None,
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note='Validate credentials', errnote='Unable to validate credentials')
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MSG_MAP = {
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'P00107': 'please login via the web interface and enter the CAPTCHA code',
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'P00117': 'bad username or password',
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}
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code = validation_result['code']
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if code != 'A00000':
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msg = MSG_MAP.get(code)
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if not msg:
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msg = 'error %s' % code
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if validation_result.get('msg'):
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msg += ': ' + validation_result['msg']
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self._downloader.report_warning('unable to log in: ' + msg)
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return False
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return True
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def _authenticate_vip_video(self, api_video_url, video_id, tvid, _uuid, do_report_warning):
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auth_params = {
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@ -199,7 +423,7 @@ class IqiyiIE(InfoExtractor):
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note='Download path key of segment %d for format %s' % (segment_index + 1, format_id)
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)['t']
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t = str(int(math.floor(int(tm) / (600.0))))
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return self.md5_text(t + mg + x)
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return md5_text(t + mg + x)
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video_urls_dict = {}
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need_vip_warning_report = True
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@ -278,16 +502,16 @@ class IqiyiIE(InfoExtractor):
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tail = tm + tvid
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param = {
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'key': 'fvip',
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'src': self.md5_text('youtube-dl'),
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'src': md5_text('youtube-dl'),
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'tvId': tvid,
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'vid': video_id,
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'vinfo': 1,
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'tm': tm,
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'enc': self.md5_text(enc_key + tail),
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'enc': md5_text(enc_key + tail),
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'qyid': _uuid,
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'tn': random.random(),
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'um': 0,
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'authkey': self.md5_text(self.md5_text('') + tail),
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'authkey': md5_text(md5_text('') + tail),
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'k_tag': 1,
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}
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