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authorYen Chi Hsuan <yan12125@gmail.com>2015-06-15 22:36:44 +0800
committerYen Chi Hsuan <yan12125@gmail.com>2015-06-15 22:36:44 +0800
commit8268e94cd424e010466206a77087b5c366db8cc7 (patch)
tree86455c8cfc761ec0e5cf621ff6f8a7eb75c4e621 /youtube_dl/extractor/youku.py
parent4af98ecdfb896c16e73cb9f7306908cc686782e8 (diff)
parent08f7db20c16743a2bd3040eb7dac11d675011eef (diff)
Merge branch 'youku' of https://github.com/PeterDing/youtube-dl into PeterDing-youku
Diffstat (limited to 'youtube_dl/extractor/youku.py')
-rw-r--r--youtube_dl/extractor/youku.py293
1 files changed, 200 insertions, 93 deletions
diff --git a/youtube_dl/extractor/youku.py b/youtube_dl/extractor/youku.py
index 97b98bbe8..aed6b960a 100644
--- a/youtube_dl/extractor/youku.py
+++ b/youtube_dl/extractor/youku.py
@@ -1,123 +1,230 @@
# coding: utf-8
-
from __future__ import unicode_literals
-import math
-import random
import re
-import time
+import base64
from .common import InfoExtractor
-from ..utils import (
- ExtractorError,
-)
+from ..utils import ExtractorError
+
+from ..compat import compat_urllib_parse
+bytes_is_str = (bytes == str) # for compatible
class YoukuIE(InfoExtractor):
+ IE_NAME = 'youku'
_VALID_URL = r'''(?x)
(?:
http://(?:v|player)\.youku\.com/(?:v_show/id_|player\.php/sid/)|
youku:)
(?P<id>[A-Za-z0-9]+)(?:\.html|/v\.swf|)
'''
+
_TEST = {
- 'url': 'http://v.youku.com/v_show/id_XNDgyMDQ2NTQw.html',
- 'md5': 'ffe3f2e435663dc2d1eea34faeff5b5b',
- 'params': {
- 'test': False
- },
- 'info_dict': {
- 'id': 'XNDgyMDQ2NTQw_part00',
- 'ext': 'flv',
- 'title': 'youtube-dl test video "\'/\\ä↭𝕐'
- }
+ 'url': 'http://v.youku.com/v_show/id_XMTc1ODE5Njcy.html',
+ 'md5': '5f3af4192eabacc4501508d54a8cabd7',
+ 'info_dict': {
+ 'id': 'XMTc1ODE5Njcy',
+ 'title': '★Smile﹗♡ Git Fresh -Booty Music舞蹈.',
+ 'ext': 'flv'
+ }
}
- def _gen_sid(self):
- nowTime = int(time.time() * 1000)
- random1 = random.randint(1000, 1998)
- random2 = random.randint(1000, 9999)
-
- return "%d%d%d" % (nowTime, random1, random2)
-
- def _get_file_ID_mix_string(self, seed):
- mixed = []
- source = list("abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\:._-1234567890")
- seed = float(seed)
- for i in range(len(source)):
- seed = (seed * 211 + 30031) % 65536
- index = math.floor(seed / 65536 * len(source))
- mixed.append(source[int(index)])
- source.remove(source[int(index)])
- # return ''.join(mixed)
- return mixed
-
- def _get_file_id(self, fileId, seed):
- mixed = self._get_file_ID_mix_string(seed)
- ids = fileId.split('*')
- realId = []
- for ch in ids:
- if ch:
- realId.append(mixed[int(ch)])
- return ''.join(realId)
+ def construct_video_urls(self, data1, data2):
+ # get sid, token
+ def yk_t(s1, s2):
+ ls = list(range(256))
+ t = 0
+ for i in range(256):
+ t = (t + ls[i] + ord(s1[i%len(s1)])) % 256
+ ls[i], ls[t] = ls[t], ls[i]
+ s = '' if not bytes_is_str else b''
+ x, y = 0, 0
+ for i in range(len(s2)):
+ y = (y + 1) % 256
+ x = (x + ls[y]) % 256
+ ls[x], ls[y] = ls[y], ls[x]
+ if isinstance(s2[i], int):
+ s += chr(s2[i] ^ ls[(ls[x]+ls[y]) % 256])
+ else:
+ s += chr(ord(s2[i]) ^ ls[(ls[x]+ls[y]) % 256])
+ return s
+
+ sid, token = yk_t(
+ 'becaf9be',
+ base64.b64decode(bytes(data2['ep'], 'ascii')) \
+ if not bytes_is_str \
+ else base64.b64decode(data2['ep'])
+ ).split('_')
+
+ # get oip
+ oip = data2['ip']
+
+ # get fileid
+ string_ls = list(
+ 'abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ/\:._-1234567890')
+ shuffled_string_ls = []
+ seed = data1['seed']
+ N = len(string_ls)
+ for ii in range(N):
+ seed = (seed * 0xd3 + 0x754f) % 0x10000
+ idx = seed * len(string_ls) // 0x10000
+ shuffled_string_ls.append(string_ls[idx])
+ del string_ls[idx]
+
+ fileid_dict = {}
+ for format in data1['streamtypes']:
+ streamfileid = [
+ int(i) for i in data1['streamfileids'][format].strip('*').split('*')]
+ fileid = ''.join(
+ [shuffled_string_ls[i] for i in streamfileid])
+ fileid_dict[format] = fileid[:8] + '%s' + fileid[10:]
+
+ def get_fileid(format, n):
+ fileid = fileid_dict[format] % hex(int(n))[2:].upper().zfill(2)
+ return fileid
+
+ # get ep
+ def generate_ep(format, n):
+ fileid = get_fileid(format, n)
+ ep_t = yk_t(
+ 'bf7e5f01',
+ bytes('%s_%s_%s' % (sid, fileid, token), 'ascii') \
+ if not bytes_is_str \
+ else ('%s_%s_%s' % (sid, fileid, token))
+ )
+ ep = base64.b64encode(
+ bytes(ep_t, 'latin') \
+ if not bytes_is_str \
+ else ep_t
+ ).decode()
+ return ep
+
+ # generate video_urls
+ video_urls_dict = {}
+ for format in data1['streamtypes']:
+ video_urls = []
+ for dt in data1['segs'][format]:
+ n = str(int(dt['no']))
+ param = {
+ 'K': dt['k'],
+ 'hd': self.get_hd(format),
+ 'myp': 0,
+ 'ts': dt['seconds'],
+ 'ypp': 0,
+ 'ctype': 12,
+ 'ev': 1,
+ 'token': token,
+ 'oip': oip,
+ 'ep': generate_ep(format, n)
+ }
+ video_url = \
+ 'http://k.youku.com/player/getFlvPath/' + \
+ 'sid/' + sid + \
+ '_' + str(int(n)+1).zfill(2) + \
+ '/st/' + self.parse_ext_l(format) + \
+ '/fileid/' + get_fileid(format, n) + '?' + \
+ compat_urllib_parse.urlencode(param)
+ video_urls.append(video_url)
+ video_urls_dict[format] = video_urls
+
+ return video_urls_dict
+
+ def get_hd(self, fm):
+ hd_id_dict = {
+ 'flv' : '0',
+ 'mp4' : '1',
+ 'hd2' : '2',
+ 'hd3' : '3',
+ '3gp' : '0',
+ '3gphd' : '1'
+ }
+ return hd_id_dict[fm]
+
+ def parse_ext_l(self, fm):
+ ext_dict = {
+ 'flv' : 'flv',
+ 'mp4' : 'mp4',
+ 'hd2' : 'flv',
+ 'hd3' : 'flv',
+ '3gp' : 'flv',
+ '3gphd' : 'mp4'
+ }
+ return ext_dict[fm]
+
+ def get_format_name(self, fm):
+ _dict = {
+ '3gp' : 'h6',
+ '3gphd' : 'h5',
+ 'flv' : 'h4',
+ 'mp4' : 'h3',
+ 'hd2' : 'h2',
+ 'hd3' : 'h1'
+ }
+ return _dict[fm]
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
video_id = mobj.group('id')
- info_url = 'http://v.youku.com/player/getPlayList/VideoIDS/' + video_id
+ # request basic data
+ data1_url = 'http://v.youku.com/player/getPlayList/VideoIDS/%s' % video_id
+ data2_url = 'http://v.youku.com/player/getPlayList/VideoIDS/%s/Pf/4/ctype/12/ev/1' % video_id
- config = self._download_json(info_url, video_id)
+ raw_data1 = self._download_json(data1_url, video_id)
+ raw_data2 = self._download_json(data2_url, video_id)
+ data1 = raw_data1['data'][0]
+ data2 = raw_data2['data'][0]
- error_code = config['data'][0].get('error_code')
+ error_code = data1.get('error_code')
if error_code:
# -8 means blocked outside China.
- error = config['data'][0].get('error') # Chinese and English, separated by newline.
- raise ExtractorError(error or 'Server reported error %i' % error_code,
- expected=True)
-
- video_title = config['data'][0]['title']
- seed = config['data'][0]['seed']
-
- format = self._downloader.params.get('format', None)
- supported_format = list(config['data'][0]['streamfileids'].keys())
-
- # TODO proper format selection
- if format is None or format == 'best':
- if 'hd2' in supported_format:
- format = 'hd2'
- else:
- format = 'flv'
- ext = 'flv'
- elif format == 'worst':
- format = 'mp4'
- ext = 'mp4'
- else:
- format = 'flv'
- ext = 'flv'
-
- fileid = config['data'][0]['streamfileids'][format]
- keys = [s['k'] for s in config['data'][0]['segs'][format]]
- # segs is usually a dictionary, but an empty *list* if an error occured.
-
- files_info = []
- sid = self._gen_sid()
- fileid = self._get_file_id(fileid, seed)
-
- # column 8,9 of fileid represent the segment number
- # fileid[7:9] should be changed
- for index, key in enumerate(keys):
- temp_fileid = '%s%02X%s' % (fileid[0:8], index, fileid[10:])
- download_url = 'http://k.youku.com/player/getFlvPath/sid/%s_%02X/st/flv/fileid/%s?k=%s' % (sid, index, temp_fileid, key)
-
+ # Chinese and English, separated by newline.
+ error = data1.get('error')
+ raise ExtractorError(
+ error or 'Server reported error %i' %
+ error_code,
+ expected=True)
+
+ title = data1['title']
+
+ # generate video_urls_dict
+ video_urls_dict = self.construct_video_urls(data1, data2)
+
+ # construct info
+ entries = []
+ for fm in data1['streamtypes']:
+ #formats = []
+ video_urls = video_urls_dict[fm]
+ for i in range(len(video_urls)):
+ if len(entries) < i+1:
+ entries.append({'formats': []})
+ entries[i]['formats'].append(
+ {
+ 'url': video_urls[i],
+ 'format_id': self.get_format_name(fm),
+ 'ext': self.parse_ext_l(fm),
+ 'filesize': int(data1['segs'][fm][i]['size'])
+ }
+ )
+
+ for i in range(len(entries)):
+ entries[i].update(
+ {
+ 'id': '_part%d' % (i+1),
+ 'title': title,
+ }
+ )
+
+ if len(entries) > 1:
info = {
- 'id': '%s_part%02d' % (video_id, index),
- 'url': download_url,
- 'uploader': None,
- 'upload_date': None,
- 'title': video_title,
- 'ext': ext,
+ '_type': 'multi_video',
+ 'id': video_id,
+ 'title': title,
+ 'entries': entries,
}
- files_info.append(info)
+ else:
+ info = entries[0]
+ info['id'] = video_id
- return files_info
+ return info