commit 99709cc3f121010421360ba94d75e16ce15f0be5
parent 5bc880b9887c9689fef171683eae279adbbfc186
Author: Yen Chi Hsuan <yan12125@gmail.com>
Date: Wed, 17 Feb 2016 06:26:27 +0800
[iqiyi] Implement _login()
Currently only email login supported
Diffstat:
1 file changed, 230 insertions(+), 6 deletions(-)
diff --git a/youtube_dl/extractor/iqiyi.py b/youtube_dl/extractor/iqiyi.py
@@ -5,29 +5,199 @@ import hashlib
import math
import os
import random
+import re
import time
import uuid
from .common import InfoExtractor
from ..compat import (
compat_parse_qs,
+ compat_str,
compat_urllib_parse,
compat_urllib_parse_urlparse,
)
from ..utils import (
ExtractorError,
+ ohdave_rsa_encrypt,
sanitized_Request,
urlencode_postdata,
url_basename,
)
+def md5_text(text):
+ return hashlib.md5(text.encode('utf-8')).hexdigest()
+
+
+class IqiyiSDK(object):
+ def __init__(self, target, ip, timestamp):
+ self.target = target
+ self.ip = ip
+ self.timestamp = timestamp
+
+ @staticmethod
+ def split_sum(data):
+ return compat_str(sum(map(lambda p: int(p, 16), list(data))))
+
+ @staticmethod
+ def digit_sum(num):
+ if isinstance(num, int):
+ num = compat_str(num)
+ return compat_str(sum(map(int, num)))
+
+ def even_odd(self):
+ even = self.digit_sum(compat_str(self.timestamp)[::2])
+ odd = self.digit_sum(compat_str(self.timestamp)[1::2])
+ return even, odd
+
+ def preprocess(self, chunksize):
+ self.target = md5_text(self.target)
+ chunks = []
+ for i in range(32 // chunksize):
+ chunks.append(self.target[chunksize * i:chunksize * (i + 1)])
+ if 32 % chunksize:
+ chunks.append(self.target[32 - 32 % chunksize:])
+ return chunks, list(map(int, self.ip.split('.')))
+
+ def mod(self, modulus):
+ chunks, ip = self.preprocess(32)
+ self.target = chunks[0] + ''.join(map(lambda p: compat_str(p % modulus), ip))
+
+ def split(self, chunksize):
+ modulus_map = {
+ 4: 256,
+ 5: 10,
+ 8: 100,
+ }
+
+ chunks, ip = self.preprocess(chunksize)
+ ret = ''
+ for i in range(len(chunks)):
+ ip_part = compat_str(ip[i] % modulus_map[chunksize]) if i < 4 else ''
+ if chunksize == 8:
+ ret += ip_part + chunks[i]
+ else:
+ ret += chunks[i] + ip_part
+ self.target = ret
+
+ def handle_input16(self):
+ self.target = md5_text(self.target)
+ self.target = self.split_sum(self.target[:16]) + self.target + self.split_sum(self.target[16:])
+
+ def handle_input8(self):
+ self.target = md5_text(self.target)
+ ret = ''
+ for i in range(4):
+ part = self.target[8 * i:8 * (i + 1)]
+ ret += self.split_sum(part) + part
+ self.target = ret
+
+ def handleSum(self):
+ self.target = md5_text(self.target)
+ self.target = self.split_sum(self.target) + self.target
+
+ def date(self, scheme):
+ self.target = md5_text(self.target)
+ d = time.localtime(self.timestamp)
+ strings = {
+ 'y': compat_str(d.tm_year),
+ 'm': '%02d' % d.tm_mon,
+ 'd': '%02d' % d.tm_mday,
+ }
+ self.target += ''.join(map(lambda c: strings[c], list(scheme)))
+
+ def split_time_even_odd(self):
+ even, odd = self.even_odd()
+ self.target = odd + md5_text(self.target) + even
+
+ def split_time_odd_even(self):
+ even, odd = self.even_odd()
+ self.target = even + md5_text(self.target) + odd
+
+ def split_ip_time_sum(self):
+ chunks, ip = self.preprocess(32)
+ self.target = compat_str(sum(ip)) + chunks[0] + self.digit_sum(self.timestamp)
+
+ def split_time_ip_sum(self):
+ chunks, ip = self.preprocess(32)
+ self.target = self.digit_sum(self.timestamp) + chunks[0] + compat_str(sum(ip))
+
+
+class IqiyiSDKInterpreter(object):
+ BASE62_TABLE = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ'
+
+ def __init__(self, sdk_code):
+ self.sdk_code = sdk_code
+
+ @classmethod
+ def base62(cls, num):
+ if num == 0:
+ return '0'
+ ret = ''
+ while num:
+ ret = cls.BASE62_TABLE[num % 62] + ret
+ num = num // 62
+ return ret
+
+ def decode_eval_codes(self):
+ self.sdk_code = self.sdk_code[5:-3]
+
+ mobj = re.search(
+ r"'([^']+)',62,(\d+),'([^']+)'\.split\('\|'\),[^,]+,{}",
+ self.sdk_code)
+ obfucasted_code, count, symbols = mobj.groups()
+ count = int(count)
+ symbols = symbols.split('|')
+ symbol_table = {}
+
+ while count:
+ count -= 1
+ b62count = self.base62(count)
+ symbol_table[b62count] = symbols[count] or b62count
+
+ self.sdk_code = re.sub(
+ r'\b(\w+)\b', lambda mobj: symbol_table[mobj.group(0)],
+ obfucasted_code)
+
+ def run(self, target, ip, timestamp):
+ self.decode_eval_codes()
+
+ functions = re.findall(r'input=([a-zA-Z0-9]+)\(input', self.sdk_code)
+
+ sdk = IqiyiSDK(target, ip, timestamp)
+
+ other_functions = {
+ 'handleSum': sdk.handleSum,
+ 'handleInput8': sdk.handle_input8,
+ 'handleInput16': sdk.handle_input16,
+ 'splitTimeEvenOdd': sdk.split_time_even_odd,
+ 'splitTimeOddEven': sdk.split_time_odd_even,
+ 'splitIpTimeSum': sdk.split_ip_time_sum,
+ 'splitTimeIpSum': sdk.split_time_ip_sum,
+ }
+ for function in functions:
+ if re.match(r'mod\d+', function):
+ sdk.mod(int(function[3:]))
+ elif re.match(r'date[ymd]{3}', function):
+ sdk.date(function[4:])
+ elif re.match(r'split\d+', function):
+ sdk.split(int(function[5:]))
+ elif function in other_functions:
+ other_functions[function]()
+ else:
+ raise ExtractorError('Unknown funcion %s' % function)
+
+ return sdk.target
+
+
class IqiyiIE(InfoExtractor):
IE_NAME = 'iqiyi'
IE_DESC = '爱奇艺'
_VALID_URL = r'http://(?:[^.]+\.)?iqiyi\.com/.+\.html'
+ _NETRC_MACHINE = 'iqiyi'
+
_TESTS = [{
'url': 'http://www.iqiyi.com/v_19rrojlavg.html',
'md5': '2cb594dc2781e6c941a110d8f358118b',
@@ -136,9 +306,63 @@ class IqiyiIE(InfoExtractor):
('10', 'h1'),
]
+ def _real_initialize(self):
+ self._login()
+
@staticmethod
- def md5_text(text):
- return hashlib.md5(text.encode('utf-8')).hexdigest()
+ def _rsa_fun(data):
+ # public key extracted from http://static.iqiyi.com/js/qiyiV2/20160129180840/jobs/i18n/i18nIndex.js
+ N = 0xab86b6371b5318aaa1d3c9e612a9f1264f372323c8c0f19875b5fc3b3fd3afcc1e5bec527aa94bfa85bffc157e4245aebda05389a5357b75115ac94f074aefcd
+ e = 65537
+
+ return ohdave_rsa_encrypt(data, e, N)
+
+ def _login(self):
+ (username, password) = self._get_login_info()
+
+ # No authentication to be performed
+ if not username:
+ return True
+
+ data = self._download_json(
+ 'http://kylin.iqiyi.com/get_token', None,
+ note='Get token for logging', errnote='Unable to get token for logging')
+ sdk = data['sdk']
+ timestamp = int(time.time())
+ 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' % (
+ username, self._rsa_fun(password.encode('utf-8')))
+
+ interp = IqiyiSDKInterpreter(sdk)
+ sign = interp.run(target, data['ip'], timestamp)
+
+ validation_params = {
+ 'target': target,
+ 'server': 'BEA3AA1908656AABCCFF76582C4C6660',
+ 'token': data['token'],
+ 'bird_src': 'f8d91d57af224da7893dd397d52d811a',
+ 'sign': sign,
+ 'bird_t': timestamp,
+ }
+ validation_result = self._download_json(
+ 'http://kylin.iqiyi.com/validate?' + compat_urllib_parse.urlencode(validation_params), None,
+ note='Validate credentials', errnote='Unable to validate credentials')
+
+ MSG_MAP = {
+ 'P00107': 'please login via the web interface and enter the CAPTCHA code',
+ 'P00117': 'bad username or password',
+ }
+
+ code = validation_result['code']
+ if code != 'A00000':
+ msg = MSG_MAP.get(code)
+ if not msg:
+ msg = 'error %s' % code
+ if validation_result.get('msg'):
+ msg += ': ' + validation_result['msg']
+ self._downloader.report_warning('unable to log in: ' + msg)
+ return False
+
+ return True
def _authenticate_vip_video(self, api_video_url, video_id, tvid, _uuid, do_report_warning):
auth_params = {
@@ -199,7 +423,7 @@ class IqiyiIE(InfoExtractor):
note='Download path key of segment %d for format %s' % (segment_index + 1, format_id)
)['t']
t = str(int(math.floor(int(tm) / (600.0))))
- return self.md5_text(t + mg + x)
+ return md5_text(t + mg + x)
video_urls_dict = {}
need_vip_warning_report = True
@@ -278,16 +502,16 @@ class IqiyiIE(InfoExtractor):
tail = tm + tvid
param = {
'key': 'fvip',
- 'src': self.md5_text('youtube-dl'),
+ 'src': md5_text('youtube-dl'),
'tvId': tvid,
'vid': video_id,
'vinfo': 1,
'tm': tm,
- 'enc': self.md5_text(enc_key + tail),
+ 'enc': md5_text(enc_key + tail),
'qyid': _uuid,
'tn': random.random(),
'um': 0,
- 'authkey': self.md5_text(self.md5_text('') + tail),
+ 'authkey': md5_text(md5_text('') + tail),
'k_tag': 1,
}
