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[iqiyi] Partially fix IqiyiIE

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Use the HTML5 API. Only low-resolution formats available

Related: #9839

Thanks @zhangn1985 for the overall algorithm (soimort/you-get#1224)
pull/9759/merge
Yen Chi Hsuan 8 years ago
parent 30105f4ac0
commit 5b6ad8630c
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GPG Key ID: 3FDDD575826C5C30
1 changed files with 124 additions and 292 deletions
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416
youtube_dl/extractor/iqiyi.py
Unescape Escape View File

@ -1,30 +1,25 @@
# coding: utf-8
from __future__ import unicode_literals
import binascii
import hashlib
import itertools
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_urlencode,
compat_urllib_parse_urlparse,
)
from ..utils import (
decode_packed_codes,
ExtractorError,
intlist_to_bytes,
ohdave_rsa_encrypt,
remove_start,
sanitized_Request,
urlencode_postdata,
url_basename,
urshift,
)
@ -165,77 +160,28 @@ class IqiyiIE(InfoExtractor):
IE_NAME = 'iqiyi'
IE_DESC = '爱奇艺'
_WORKING = False
_VALID_URL = r'https?://(?:(?:[^.]+\.)?iqiyi\.com|www\.pps\.tv)/.+\.html'
_NETRC_MACHINE = 'iqiyi'
_TESTS = [{
'url': 'http://www.iqiyi.com/v_19rrojlavg.html',
'md5': '2cb594dc2781e6c941a110d8f358118b',
'md5': '470a6c160618577166db1a7aac5a3606',
'info_dict': {
'id': '9c1fb1b99d192b21c559e5a1a2cb3c73',
'ext': 'mp4',
'title': '美国德州空中惊现奇异云团 酷似UFO',
'ext': 'f4v',
}
}, {
'url': 'http://www.iqiyi.com/v_19rrhnnclk.html',
'md5': 'f09f0a6a59b2da66a26bf4eda669a4cc',
'info_dict': {
'id': 'e3f585b550a280af23c98b6cb2be19fb',
'title': '名侦探柯南第752集',
'ext': 'mp4',
'title': '名侦探柯南 国语版',
},
'playlist': [{
'info_dict': {
'id': 'e3f585b550a280af23c98b6cb2be19fb_part1',
'ext': 'f4v',
'title': '名侦探柯南第752集',
},
}, {
'info_dict': {
'id': 'e3f585b550a280af23c98b6cb2be19fb_part2',
'ext': 'f4v',
'title': '名侦探柯南第752集',
},
}, {
'info_dict': {
'id': 'e3f585b550a280af23c98b6cb2be19fb_part3',
'ext': 'f4v',
'title': '名侦探柯南第752集',
},
}, {
'info_dict': {
'id': 'e3f585b550a280af23c98b6cb2be19fb_part4',
'ext': 'f4v',
'title': '名侦探柯南第752集',
},
}, {
'info_dict': {
'id': 'e3f585b550a280af23c98b6cb2be19fb_part5',
'ext': 'f4v',
'title': '名侦探柯南第752集',
},
}, {
'info_dict': {
'id': 'e3f585b550a280af23c98b6cb2be19fb_part6',
'ext': 'f4v',
'title': '名侦探柯南第752集',
},
}, {
'info_dict': {
'id': 'e3f585b550a280af23c98b6cb2be19fb_part7',
'ext': 'f4v',
'title': '名侦探柯南第752集',
},
}, {
'info_dict': {
'id': 'e3f585b550a280af23c98b6cb2be19fb_part8',
'ext': 'f4v',
'title': '名侦探柯南第752集',
},
}],
'params': {
'skip_download': True,
'cn_verification_proxy': 'http://proxy.uku.im:443/',
},
}, {
'url': 'http://www.iqiyi.com/w_19rt6o8t9p.html',
@ -289,13 +235,6 @@ class IqiyiIE(InfoExtractor):
('10', 'h1'),
]
AUTH_API_ERRORS = {
# No preview available (不允许试看鉴权失败)
'Q00505': 'This video requires a VIP account',
# End of preview time (试看结束鉴权失败)
'Q00506': 'Needs a VIP account for full video',
}
def _real_initialize(self):
self._login()
@ -354,177 +293,101 @@ class IqiyiIE(InfoExtractor):
return True
def _authenticate_vip_video(self, api_video_url, video_id, tvid, _uuid, do_report_warning):
auth_params = {
# version and platform hard-coded in com/qiyi/player/core/model/remote/AuthenticationRemote.as
'version': '2.0',
'platform': 'b6c13e26323c537d',
'aid': tvid,
@staticmethod
def _gen_sc(tvid, timestamp):
M = [1732584193, -271733879]
M.extend([~M[0], ~M[1]])
I_table = [7, 12, 17, 22, 5, 9, 14, 20, 4, 11, 16, 23, 6, 10, 15, 21]
C_base = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 8388608, 432]
def L(n, t):
if t is None:
t = 0
return trunc(((n >> 1) + (t >> 1) << 1) + (n & 1) + (t & 1))
def trunc(n):
n = n % 0x100000000
if n > 0x7fffffff:
n -= 0x100000000
return n
def transform(string, mod):
num = int(string, 16)
return (num >> 8 * (i % 4) & 255 ^ i % mod) << ((a & 3) << 3)
C = list(C_base)
o = list(M)
k = str(timestamp - 7)
for i in range(13):
a = i
C[a >> 2] |= ord(k[a]) << 8 * (a % 4)
for i in range(16):
a = i + 13
start = (i >> 2) * 8
r = '03967743b643f66763d623d637e30733'
C[a >> 2] |= transform(''.join(reversed(r[start:start + 8])), 7)
for i in range(16):
a = i + 29
start = (i >> 2) * 8
r = '7038766939776a32776a32706b337139'
C[a >> 2] |= transform(r[start:start + 8], 1)
for i in range(9):
a = i + 45
if i < len(tvid):
C[a >> 2] |= ord(tvid[i]) << 8 * (a % 4)
for a in range(64):
i = a
I = i >> 4
C_index = [i, 5 * i + 1, 3 * i + 5, 7 * i][I] % 16 + urshift(a, 6)
m = L(L(o[0], [
trunc(o[1] & o[2]) | trunc(~o[1] & o[3]),
trunc(o[3] & o[1]) | trunc(~o[3] & o[2]),
o[1] ^ o[2] ^ o[3],
o[2] ^ trunc(o[1] | ~o[3])
][I]), L(
trunc(int(abs(math.sin(i + 1)) * 4294967296)),
C[C_index] if C_index < len(C) else None))
I = I_table[4 * I + i % 4]
o = [o[3],
L(o[1], trunc(trunc(m << I) | urshift(m, 32 - I))),
o[1],
o[2]]
new_M = [L(o[0], M[0]), L(o[1], M[1]), L(o[2], M[2]), L(o[3], M[3])]
s = [new_M[a >> 3] >> (1 ^ a & 7) * 4 & 15 for a in range(32)]
return binascii.hexlify(intlist_to_bytes(s))[1::2].decode('ascii')
def get_raw_data(self, tvid, video_id):
tm = int(time.time() * 1000)
sc = self._gen_sc(tvid, tm)
params = {
'platForm': 'h5',
'rate': 1,
'tvid': tvid,
'uid': '',
'deviceId': _uuid,
'playType': 'main', # XXX: always main?
'filename': os.path.splitext(url_basename(api_video_url))[0],
}
qd_items = compat_parse_qs(compat_urllib_parse_urlparse(api_video_url).query)
for key, val in qd_items.items():
auth_params[key] = val[0]
auth_req = sanitized_Request(
'http://api.vip.iqiyi.com/services/ckn.action',
urlencode_postdata(auth_params))
# iQiyi server throws HTTP 405 error without the following header
auth_req.add_header('Content-Type', 'application/x-www-form-urlencoded')
auth_result = self._download_json(
auth_req, video_id,
note='Downloading video authentication JSON',
errnote='Unable to download video authentication JSON')
code = auth_result.get('code')
msg = self.AUTH_API_ERRORS.get(code) or auth_result.get('msg') or code
if code == 'Q00506':
if do_report_warning:
self.report_warning(msg)
return False
if 'data' not in auth_result:
if msg is not None:
raise ExtractorError('%s said: %s' % (self.IE_NAME, msg), expected=True)
raise ExtractorError('Unexpected error from Iqiyi auth API')
return auth_result['data']
def construct_video_urls(self, data, video_id, _uuid, tvid):
def do_xor(x, y):
a = y % 3
if a == 1:
return x ^ 121
if a == 2:
return x ^ 72
return x ^ 103
def get_encode_code(l):
a = 0
b = l.split('-')
c = len(b)
s = ''
for i in range(c - 1, -1, -1):
a = do_xor(int(b[c - i - 1], 16), i)
s += chr(a)
return s[::-1]
def get_path_key(x, format_id, segment_index):
mg = ')(*&^flash@#$%a'
tm = self._download_json(
'http://data.video.qiyi.com/t?tn=' + str(random.random()), video_id,
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 md5_text(t + mg + x)
video_urls_dict = {}
need_vip_warning_report = True
for format_item in data['vp']['tkl'][0]['vs']:
if 0 < int(format_item['bid']) <= 10:
format_id = self.get_format(format_item['bid'])
else:
continue
video_urls = []
video_urls_info = format_item['fs']
if not format_item['fs'][0]['l'].startswith('/'):
t = get_encode_code(format_item['fs'][0]['l'])
if t.endswith('mp4'):
video_urls_info = format_item['flvs']
for segment_index, segment in enumerate(video_urls_info):
vl = segment['l']
if not vl.startswith('/'):
vl = get_encode_code(vl)
is_vip_video = '/vip/' in vl
filesize = segment['b']
base_url = data['vp']['du'].split('/')
if not is_vip_video:
key = get_path_key(
vl.split('/')[-1].split('.')[0], format_id, segment_index)
base_url.insert(-1, key)
base_url = '/'.join(base_url)
param = {
'su': _uuid,
'qyid': uuid.uuid4().hex,
'client': '',
'z': '',
'bt': '',
'ct': '',
'tn': str(int(time.time()))
}
api_video_url = base_url + vl
if is_vip_video:
api_video_url = api_video_url.replace('.f4v', '.hml')
auth_result = self._authenticate_vip_video(
api_video_url, video_id, tvid, _uuid, need_vip_warning_report)
if auth_result is False:
need_vip_warning_report = False
break
param.update({
't': auth_result['t'],
# cid is hard-coded in com/qiyi/player/core/player/RuntimeData.as
'cid': 'afbe8fd3d73448c9',
'vid': video_id,
'QY00001': auth_result['u'],
})
api_video_url += '?' if '?' not in api_video_url else '&'
api_video_url += compat_urllib_parse_urlencode(param)
js = self._download_json(
api_video_url, video_id,
note='Download video info of segment %d for format %s' % (segment_index + 1, format_id))
video_url = js['l']
video_urls.append(
(video_url, filesize))
video_urls_dict[format_id] = video_urls
return video_urls_dict
def get_format(self, bid):
matched_format_ids = [_format_id for _bid, _format_id in self._FORMATS_MAP if _bid == str(bid)]
return matched_format_ids[0] if len(matched_format_ids) else None
def get_bid(self, format_id):
matched_bids = [_bid for _bid, _format_id in self._FORMATS_MAP if _format_id == format_id]
return matched_bids[0] if len(matched_bids) else None
def get_raw_data(self, tvid, video_id, enc_key, _uuid):
tm = str(int(time.time()))
tail = tm + tvid
param = {
'key': 'fvip',
'src': md5_text('youtube-dl'),
'tvId': tvid,
'vid': video_id,
'vinfo': 1,
'tm': tm,
'enc': md5_text(enc_key + tail),
'qyid': _uuid,
'tn': random.random(),
# In iQiyi's flash player, um is set to 1 if there's a logged user
# Some 1080P formats are only available with a logged user.
# Here force um=1 to trick the iQiyi server
'um': 1,
'authkey': md5_text(md5_text('') + tail),
'k_tag': 1,
'cupid': 'qc_100001_100186',
'type': 'mp4',
'nolimit': 0,
'agenttype': 13,
'src': 'd846d0c32d664d32b6b54ea48997a589',
'sc': sc,
't': tm - 7,
'__jsT': None,
}
api_url = 'http://cache.video.qiyi.com/vms' + '?' + \
compat_urllib_parse_urlencode(param)
raw_data = self._download_json(api_url, video_id)
return raw_data
def get_enc_key(self, video_id):
# TODO: automatic key extraction
# last update at 2016-01-22 for Zombie::bite
enc_key = '4a1caba4b4465345366f28da7c117d20'
return enc_key
headers = {}
cn_verification_proxy = self._downloader.params.get('cn_verification_proxy')
if cn_verification_proxy:
headers['Ytdl-request-proxy'] = cn_verification_proxy
return self._download_json(
'http://cache.m.iqiyi.com/jp/tmts/%s/%s/' % (tvid, video_id),
video_id, transform_source=lambda s: remove_start(s, 'var tvInfoJs='),
query=params, headers=headers)
def _extract_playlist(self, webpage):
PAGE_SIZE = 50
@ -573,58 +436,27 @@ class IqiyiIE(InfoExtractor):
r'data-player-tvid\s*=\s*[\'"](\d+)', webpage, 'tvid')
video_id = self._search_regex(
r'data-player-videoid\s*=\s*[\'"]([a-f\d]+)', webpage, 'video_id')
_uuid = uuid.uuid4().hex
enc_key = self.get_enc_key(video_id)
raw_data = self.get_raw_data(tvid, video_id, enc_key, _uuid)
if raw_data['code'] != 'A000000':
raise ExtractorError('Unable to load data. Error code: ' + raw_data['code'])
data = raw_data['data']
title = data['vi']['vn']
# generate video_urls_dict
video_urls_dict = self.construct_video_urls(
data, video_id, _uuid, tvid)
# construct info
entries = []
for format_id in video_urls_dict:
video_urls = video_urls_dict[format_id]
for i, video_url_info in enumerate(video_urls):
if len(entries) < i + 1:
entries.append({'formats': []})
entries[i]['formats'].append(
{
'url': video_url_info[0],
'filesize': video_url_info[-1],
'format_id': format_id,
'preference': int(self.get_bid(format_id))
}
)
for i in range(len(entries)):
self._sort_formats(entries[i]['formats'])
entries[i].update(
{
'id': '%s_part%d' % (video_id, i + 1),
'title': title,
}
)
if len(entries) > 1:
info = {
'_type': 'multi_video',
'id': video_id,
'title': title,
'entries': entries,
}
else:
info = entries[0]
info['id'] = video_id
info['title'] = title
return info
for _ in range(5):
raw_data = self.get_raw_data(tvid, video_id)
if raw_data['code'] != 'A00000':
if raw_data['code'] == 'A00111':
self.raise_geo_restricted()
raise ExtractorError('Unable to load data. Error code: ' + raw_data['code'])
data = raw_data['data']
# iQiYi sometimes returns Ads
if not isinstance(data['playInfo'], dict):
self._sleep(5, video_id)
continue
title = data['playInfo']['an']
break
return {
'id': video_id,
'title': title,
'url': data['m3u'],
}

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