[youku] update youku
PeterDing
9 years ago
parent
f0bfaa2d7d
commit
f9355dc989
@ -1,123 +1,199 @@
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# coding: utf-8
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from __future__ import unicode_literals
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import math
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import random
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import re
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import time
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import base64
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from .common import InfoExtractor
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from ..utils import (
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ExtractorError,
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)
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from ..utils import ExtractorError
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class YoukuIE(InfoExtractor):
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IE_NAME = 'youku'
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_VALID_URL = r'''(?x)
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(?:
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http://(?:v|player)\.youku\.com/(?:v_show/id_|player\.php/sid/)|
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youku:)
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(?P<id>[A-Za-z0-9]+)(?:\.html|/v\.swf|)
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'''
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_TEST = {
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'url': 'http://v.youku.com/v_show/id_XNDgyMDQ2NTQw.html',
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'md5': 'ffe3f2e435663dc2d1eea34faeff5b5b',
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'params': {
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'test': False
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},
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'info_dict': {
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'id': 'XNDgyMDQ2NTQw_part00',
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'ext': 'flv',
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'title': 'youtube-dl test video "\'/\\ä↭𝕐'
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}
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'url': 'http://v.youku.com/v_show/id_XMTc1ODE5Njcy.html',
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'md5': '5f3af4192eabacc4501508d54a8cabd7',
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'info_dict': {
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'id': 'XMTc1ODE5Njcy',
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'title': '★Smile﹗♡ Git Fresh -Booty Music舞蹈.',
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'ext': 'flv'
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}
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}
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def _gen_sid(self):
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nowTime = int(time.time() * 1000)
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random1 = random.randint(1000, 1998)
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random2 = random.randint(1000, 9999)
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return "%d%d%d" % (nowTime, random1, random2)
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def _get_file_ID_mix_string(self, seed):
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mixed = []
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source = list("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\:._-1234567890")
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seed = float(seed)
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for i in range(len(source)):
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seed = (seed * 211 + 30031) % 65536
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index = math.floor(seed / 65536 * len(source))
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mixed.append(source[int(index)])
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source.remove(source[int(index)])
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# return ''.join(mixed)
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return mixed
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def _get_file_id(self, fileId, seed):
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mixed = self._get_file_ID_mix_string(seed)
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ids = fileId.split('*')
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realId = []
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for ch in ids:
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if ch:
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realId.append(mixed[int(ch)])
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return ''.join(realId)
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def construct_video_urls(self, data1, data2):
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# get sid, token
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def yk_t(s1, s2):
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ls = list(range(256))
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t = 0
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for i in range(256):
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t = (t + ls[i] + ord(s1[i%len(s1)])) % 256
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ls[i], ls[t] = ls[t], ls[i]
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s, x, y = '', 0, 0
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for i in range(len(s2)):
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y = (y + 1) % 256
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x = (x + ls[y]) % 256
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ls[x], ls[y] = ls[y], ls[x]
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s += chr((s2[i] ^ ls[(ls[x]+ls[y]) % 256]))
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return s
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sid, token = yk_t(
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'becaf9be', base64.b64decode(bytes(data2['ep'], 'ascii'))
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).split('_')
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# get oip
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oip = data2['ip']
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# get fileid
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string_ls = list(
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'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\:._-1234567890')
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shuffled_string_ls = []
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seed = data1['seed']
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N = len(string_ls)
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for ii in range(N):
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seed = (seed * 0xd3 + 0x754f) % 0x10000
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idx = seed * len(string_ls) // 0x10000
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shuffled_string_ls.append(string_ls[idx])
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del string_ls[idx]
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fileid_dict = {}
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for format in data1['streamtypes']:
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streamfileid = [
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int(i) for i in data1['streamfileids'][format].strip('*').split('*')]
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fileid = ''.join(
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[shuffled_string_ls[i] for i in streamfileid])
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fileid_dict[format] = fileid[:8] + '%s' + fileid[10:]
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def get_fileid(format, n):
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fileid = fileid_dict[format] % hex(int(n))[2:].upper().zfill(2)
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return fileid
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# get ep
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def generate_ep(format, n):
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fileid = get_fileid(format, n)
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ep_t = yk_t(
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'bf7e5f01',
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bytes('%s_%s_%s' % (sid, fileid, token), 'ascii'))
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ep = base64.b64encode(bytes(ep_t, 'latin')).decode()
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ep = ep.replace('+', '%2B')
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ep = ep.replace('/', '%2F')
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ep = ep.replace('=', '%2D')
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return ep
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# generate video_urls
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video_urls_dict = {}
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for format in data1['streamtypes']:
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video_urls = []
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for dt in data1['segs'][format]:
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n = str(int(dt['no']))
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video_url = \
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'http://k.youku.com/player/getFlvPath/' + \
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'sid/' + sid + \
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'_' + str(int(n)+1).zfill(2) + \
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'/st/' + self.parse_ext_l(format) + \
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'/fileid/' + get_fileid(format, n) + '?' + \
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'K=' + str(dt['k']) + \
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'&hd=' + self.get_hd(format) + \
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'&myp=0' + \
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'&ts=' + str(dt['seconds']) + \
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'&ypp=0&ctype=12&ev=1' + \
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'&token=' + str(token) + \
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'&oip=' + str(oip) + \
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'&ep=' + generate_ep(format, n)
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video_urls.append(video_url)
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video_urls_dict[format] = video_urls
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return video_urls_dict
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def get_hd(self, fm):
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hd_id_dict = {
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'flv': '0',
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'mp4': '1',
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'hd2': '2',
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'hd3': '3',
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'3gp': '0',
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'3gphd': '1'
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}
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return hd_id_dict[fm]
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def parse_ext_l(self, fm):
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ext_dict = {
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'flv': 'flv',
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'mp4': 'mp4',
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'hd2': 'flv',
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'hd3': 'flv',
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'3gp': 'flv',
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'3gphd': 'mp4',
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}
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return ext_dict[fm]
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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video_id = mobj.group('id')
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info_url = 'http://v.youku.com/player/getPlayList/VideoIDS/' + video_id
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# request basic data
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data1_url = 'http://v.youku.com/player/getPlayList/VideoIDS/%s' % video_id
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data2_url = 'http://v.youku.com/player/getPlayList/VideoIDS/%s/Pf/4/ctype/12/ev/1' % video_id
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config = self._download_json(info_url, video_id)
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raw_data1 = self._download_json(data1_url, video_id)
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raw_data2 = self._download_json(data2_url, video_id)
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data1 = raw_data1['data'][0]
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data2 = raw_data2['data'][0]
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error_code = config['data'][0].get('error_code')
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error_code = data1.get('error_code')
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if error_code:
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# -8 means blocked outside China.
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error = config['data'][0].get('error') # Chinese and English, separated by newline.
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raise ExtractorError(error or 'Server reported error %i' % error_code,
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expected=True)
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video_title = config['data'][0]['title']
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seed = config['data'][0]['seed']
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format = self._downloader.params.get('format', None)
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supported_format = list(config['data'][0]['streamfileids'].keys())
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# TODO proper format selection
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if format is None or format == 'best':
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if 'hd2' in supported_format:
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format = 'hd2'
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else:
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format = 'flv'
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ext = 'flv'
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elif format == 'worst':
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format = 'mp4'
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ext = 'mp4'
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else:
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format = 'flv'
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ext = 'flv'
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fileid = config['data'][0]['streamfileids'][format]
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keys = [s['k'] for s in config['data'][0]['segs'][format]]
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# segs is usually a dictionary, but an empty *list* if an error occured.
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files_info = []
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sid = self._gen_sid()
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fileid = self._get_file_id(fileid, seed)
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# column 8,9 of fileid represent the segment number
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# fileid[7:9] should be changed
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for index, key in enumerate(keys):
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temp_fileid = '%s%02X%s' % (fileid[0:8], index, fileid[10:])
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download_url = 'http://k.youku.com/player/getFlvPath/sid/%s_%02X/st/flv/fileid/%s?k=%s' % (sid, index, temp_fileid, key)
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# Chinese and English, separated by newline.
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error = data1.get('error')
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raise ExtractorError(
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error or 'Server reported error %i' %
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error_code,
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expected=True)
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title = data1['title']
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# generate video_urls_dict
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video_urls_dict = self.construct_video_urls(data1, data2)
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# construct info
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entries = []
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for fm in data1['streamtypes']:
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#formats = []
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video_urls = video_urls_dict[fm]
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for i in range(len(video_urls)):
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if len(entries) < i+1:
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entries.append({'formats': []})
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entries[i]['formats'].append(
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{
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'url': video_urls[i],
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'format_id': fm,
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'ext': self.parse_ext_l(fm),
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'filesize': int(data1['segs'][fm][i]['size'])
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}
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)
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for i in range(len(entries)):
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entries[i].update(
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{
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'id': '_part%d' % (i+1),
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'title': title,
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}
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)
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if len(entries) > 1:
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info = {
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'id': '%s_part%02d' % (video_id, index),
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'url': download_url,
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'uploader': None,
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'upload_date': None,
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'title': video_title,
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'ext': ext,
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'_type': 'multi_video',
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'id': video_id,
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'title': title,
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'entries': entries,
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}
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files_info.append(info)
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else:
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info = entries[0]
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info['id'] = video_id
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return files_info
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return info
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