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[youtubedl] / youtube_dl / extractor / letv.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import datetime
5 import re
6 import time
7
8 from .common import InfoExtractor
9 from ..compat import (
10 compat_urllib_parse,
11 compat_ord,
12 )
13 from ..utils import (
14 determine_ext,
15 ExtractorError,
16 parse_iso8601,
17 sanitized_Request,
18 int_or_none,
19 encode_data_uri,
20 )
21
22
23 class LetvIE(InfoExtractor):
24 IE_DESC = '乐视网'
25 _VALID_URL = r'http://www\.letv\.com/ptv/vplay/(?P<id>\d+).html'
26
27 _TESTS = [{
28 'url': 'http://www.letv.com/ptv/vplay/22005890.html',
29 'md5': 'edadcfe5406976f42f9f266057ee5e40',
30 'info_dict': {
31 'id': '22005890',
32 'ext': 'mp4',
33 'title': '第87届奥斯卡颁奖礼完美落幕 《鸟人》成最大赢家',
34 'description': 'md5:a9cb175fd753e2962176b7beca21a47c',
35 },
36 'params': {
37 'hls_prefer_native': True,
38 },
39 }, {
40 'url': 'http://www.letv.com/ptv/vplay/1415246.html',
41 'info_dict': {
42 'id': '1415246',
43 'ext': 'mp4',
44 'title': '美人天下01',
45 'description': 'md5:f88573d9d7225ada1359eaf0dbf8bcda',
46 },
47 'params': {
48 'hls_prefer_native': True,
49 },
50 }, {
51 'note': 'This video is available only in Mainland China, thus a proxy is needed',
52 'url': 'http://www.letv.com/ptv/vplay/1118082.html',
53 'md5': '2424c74948a62e5f31988438979c5ad1',
54 'info_dict': {
55 'id': '1118082',
56 'ext': 'mp4',
57 'title': '与龙共舞 完整版',
58 'description': 'md5:7506a5eeb1722bb9d4068f85024e3986',
59 },
60 'params': {
61 'hls_prefer_native': True,
62 },
63 'skip': 'Only available in China',
64 }]
65
66 @staticmethod
67 def urshift(val, n):
68 return val >> n if val >= 0 else (val + 0x100000000) >> n
69
70 # ror() and calc_time_key() are reversed from a embedded swf file in KLetvPlayer.swf
71 def ror(self, param1, param2):
72 _loc3_ = 0
73 while _loc3_ < param2:
74 param1 = self.urshift(param1, 1) + ((param1 & 1) << 31)
75 _loc3_ += 1
76 return param1
77
78 def calc_time_key(self, param1):
79 _loc2_ = 773625421
80 _loc3_ = self.ror(param1, _loc2_ % 13)
81 _loc3_ = _loc3_ ^ _loc2_
82 _loc3_ = self.ror(_loc3_, _loc2_ % 17)
83 return _loc3_
84
85 # see M3U8Encryption class in KLetvPlayer.swf
86 @staticmethod
87 def decrypt_m3u8(encrypted_data):
88 if encrypted_data[:5].decode('utf-8').lower() != 'vc_01':
89 return encrypted_data
90 encrypted_data = encrypted_data[5:]
91
92 _loc4_ = bytearray()
93 while encrypted_data:
94 b = compat_ord(encrypted_data[0])
95 _loc4_.extend([b // 16, b & 0x0f])
96 encrypted_data = encrypted_data[1:]
97 idx = len(_loc4_) - 11
98 _loc4_ = _loc4_[idx:] + _loc4_[:idx]
99 _loc7_ = bytearray()
100 while _loc4_:
101 _loc7_.append(_loc4_[0] * 16 + _loc4_[1])
102 _loc4_ = _loc4_[2:]
103
104 return bytes(_loc7_)
105
106 def _real_extract(self, url):
107 media_id = self._match_id(url)
108 page = self._download_webpage(url, media_id)
109 params = {
110 'id': media_id,
111 'platid': 1,
112 'splatid': 101,
113 'format': 1,
114 'tkey': self.calc_time_key(int(time.time())),
115 'domain': 'www.letv.com'
116 }
117 play_json_req = sanitized_Request(
118 'http://api.letv.com/mms/out/video/playJson?' + compat_urllib_parse.urlencode(params)
119 )
120 cn_verification_proxy = self._downloader.params.get('cn_verification_proxy')
121 if cn_verification_proxy:
122 play_json_req.add_header('Ytdl-request-proxy', cn_verification_proxy)
123
124 play_json = self._download_json(
125 play_json_req,
126 media_id, 'Downloading playJson data')
127
128 # Check for errors
129 playstatus = play_json['playstatus']
130 if playstatus['status'] == 0:
131 flag = playstatus['flag']
132 if flag == 1:
133 msg = 'Country %s auth error' % playstatus['country']
134 else:
135 msg = 'Generic error. flag = %d' % flag
136 raise ExtractorError(msg, expected=True)
137
138 playurl = play_json['playurl']
139
140 formats = ['350', '1000', '1300', '720p', '1080p']
141 dispatch = playurl['dispatch']
142
143 urls = []
144 for format_id in formats:
145 if format_id in dispatch:
146 media_url = playurl['domain'][0] + dispatch[format_id][0]
147 media_url += '&' + compat_urllib_parse.urlencode({
148 'm3v': 1,
149 'format': 1,
150 'expect': 3,
151 'rateid': format_id,
152 })
153
154 nodes_data = self._download_json(
155 media_url, media_id,
156 'Download JSON metadata for format %s' % format_id)
157
158 req = self._request_webpage(
159 nodes_data['nodelist'][0]['location'], media_id,
160 note='Downloading m3u8 information for format %s' % format_id)
161
162 m3u8_data = self.decrypt_m3u8(req.read())
163
164 url_info_dict = {
165 'url': encode_data_uri(m3u8_data, 'application/vnd.apple.mpegurl'),
166 'ext': determine_ext(dispatch[format_id][1]),
167 'format_id': format_id,
168 'protocol': 'm3u8',
169 }
170
171 if format_id[-1:] == 'p':
172 url_info_dict['height'] = int_or_none(format_id[:-1])
173
174 urls.append(url_info_dict)
175
176 publish_time = parse_iso8601(self._html_search_regex(
177 r'发布时间&nbsp;([^<>]+) ', page, 'publish time', default=None),
178 delimiter=' ', timezone=datetime.timedelta(hours=8))
179 description = self._html_search_meta('description', page, fatal=False)
180
181 return {
182 'id': media_id,
183 'formats': urls,
184 'title': playurl['title'],
185 'thumbnail': playurl['pic'],
186 'description': description,
187 'timestamp': publish_time,
188 }
189
190
191 class LetvTvIE(InfoExtractor):
192 _VALID_URL = r'http://www.letv.com/tv/(?P<id>\d+).html'
193 _TESTS = [{
194 'url': 'http://www.letv.com/tv/46177.html',
195 'info_dict': {
196 'id': '46177',
197 'title': '美人天下',
198 'description': 'md5:395666ff41b44080396e59570dbac01c'
199 },
200 'playlist_count': 35
201 }]
202
203 def _real_extract(self, url):
204 playlist_id = self._match_id(url)
205 page = self._download_webpage(url, playlist_id)
206
207 media_urls = list(set(re.findall(
208 r'http://www.letv.com/ptv/vplay/\d+.html', page)))
209 entries = [self.url_result(media_url, ie='Letv')
210 for media_url in media_urls]
211
212 title = self._html_search_meta('keywords', page,
213 fatal=False).split(',')[0]
214 description = self._html_search_meta('description', page, fatal=False)
215
216 return self.playlist_result(entries, playlist_id, playlist_title=title,
217 playlist_description=description)
218
219
220 class LetvPlaylistIE(LetvTvIE):
221 _VALID_URL = r'http://tv.letv.com/[a-z]+/(?P<id>[a-z]+)/index.s?html'
222 _TESTS = [{
223 'url': 'http://tv.letv.com/izt/wuzetian/index.html',
224 'info_dict': {
225 'id': 'wuzetian',
226 'title': '武媚娘传奇',
227 'description': 'md5:e12499475ab3d50219e5bba00b3cb248'
228 },
229 # This playlist contains some extra videos other than the drama itself
230 'playlist_mincount': 96
231 }, {
232 'url': 'http://tv.letv.com/pzt/lswjzzjc/index.shtml',
233 'info_dict': {
234 'id': 'lswjzzjc',
235 # The title should be "劲舞青春", but I can't find a simple way to
236 # determine the playlist title
237 'title': '乐视午间自制剧场',
238 'description': 'md5:b1eef244f45589a7b5b1af9ff25a4489'
239 },
240 'playlist_mincount': 7
241 }]