[yt-dlp.git] / youtube_dl / extractor / letv.py

# coding: utf-8
from __future__ import unicode_literals

import datetime
import re
import time
import base64
import hashlib

from .common import InfoExtractor
from ..compat import (
    compat_urllib_parse,
    compat_ord,
    compat_str,
)
from ..utils import (
    determine_ext,
    ExtractorError,
    parse_iso8601,
    sanitized_Request,
    int_or_none,
    str_or_none,
    encode_data_uri,
    url_basename,
)


class LetvIE(InfoExtractor):
    IE_DESC = '乐视网'
    _VALID_URL = r'http://www\.letv\.com/ptv/vplay/(?P<id>\d+).html'

    _TESTS = [{
        'url': 'http://www.letv.com/ptv/vplay/22005890.html',
        'md5': 'edadcfe5406976f42f9f266057ee5e40',
        'info_dict': {
            'id': '22005890',
            'ext': 'mp4',
            'title': '第87届奥斯卡颁奖礼完美落幕 《鸟人》成最大赢家',
            'description': 'md5:a9cb175fd753e2962176b7beca21a47c',
        },
        'params': {
            'hls_prefer_native': True,
        },
    }, {
        'url': 'http://www.letv.com/ptv/vplay/1415246.html',
        'info_dict': {
            'id': '1415246',
            'ext': 'mp4',
            'title': '美人天下01',
            'description': 'md5:f88573d9d7225ada1359eaf0dbf8bcda',
        },
        'params': {
            'hls_prefer_native': True,
        },
    }, {
        'note': 'This video is available only in Mainland China, thus a proxy is needed',
        'url': 'http://www.letv.com/ptv/vplay/1118082.html',
        'md5': '2424c74948a62e5f31988438979c5ad1',
        'info_dict': {
            'id': '1118082',
            'ext': 'mp4',
            'title': '与龙共舞 完整版',
            'description': 'md5:7506a5eeb1722bb9d4068f85024e3986',
        },
        'params': {
            'hls_prefer_native': True,
        },
        'skip': 'Only available in China',
    }]

    @staticmethod
    def urshift(val, n):
        return val >> n if val >= 0 else (val + 0x100000000) >> n

    # ror() and calc_time_key() are reversed from a embedded swf file in KLetvPlayer.swf
    def ror(self, param1, param2):
        _loc3_ = 0
        while _loc3_ < param2:
            param1 = self.urshift(param1, 1) + ((param1 & 1) << 31)
            _loc3_ += 1
        return param1

    def calc_time_key(self, param1):
        _loc2_ = 773625421
        _loc3_ = self.ror(param1, _loc2_ % 13)
        _loc3_ = _loc3_ ^ _loc2_
        _loc3_ = self.ror(_loc3_, _loc2_ % 17)
        return _loc3_

    # see M3U8Encryption class in KLetvPlayer.swf
    @staticmethod
    def decrypt_m3u8(encrypted_data):
        if encrypted_data[:5].decode('utf-8').lower() != 'vc_01':
            return encrypted_data
        encrypted_data = encrypted_data[5:]

        _loc4_ = bytearray(2 * len(encrypted_data))
        for idx, val in enumerate(encrypted_data):
            b = compat_ord(val)
            _loc4_[2 * idx] = b // 16
            _loc4_[2 * idx + 1] = b % 16
        idx = len(_loc4_) - 11
        _loc4_ = _loc4_[idx:] + _loc4_[:idx]
        _loc7_ = bytearray(len(encrypted_data))
        for i in range(len(encrypted_data)):
            _loc7_[i] = _loc4_[2 * i] * 16 + _loc4_[2 * i + 1]

        return bytes(_loc7_)

    def _real_extract(self, url):
        media_id = self._match_id(url)
        page = self._download_webpage(url, media_id)
        params = {
            'id': media_id,
            'platid': 1,
            'splatid': 101,
            'format': 1,
            'tkey': self.calc_time_key(int(time.time())),
            'domain': 'www.letv.com'
        }
        play_json_req = sanitized_Request(
            'http://api.letv.com/mms/out/video/playJson?' + compat_urllib_parse.urlencode(params)
        )
        cn_verification_proxy = self._downloader.params.get('cn_verification_proxy')
        if cn_verification_proxy:
            play_json_req.add_header('Ytdl-request-proxy', cn_verification_proxy)

        play_json = self._download_json(
            play_json_req,
            media_id, 'Downloading playJson data')

        # Check for errors
        playstatus = play_json['playstatus']
        if playstatus['status'] == 0:
            flag = playstatus['flag']
            if flag == 1:
                msg = 'Country %s auth error' % playstatus['country']
            else:
                msg = 'Generic error. flag = %d' % flag
            raise ExtractorError(msg, expected=True)

        playurl = play_json['playurl']

        formats = ['350', '1000', '1300', '720p', '1080p']
        dispatch = playurl['dispatch']

        urls = []
        for format_id in formats:
            if format_id in dispatch:
                media_url = playurl['domain'][0] + dispatch[format_id][0]
                media_url += '&' + compat_urllib_parse.urlencode({
                    'm3v': 1,
                    'format': 1,
                    'expect': 3,
                    'rateid': format_id,
                })

                nodes_data = self._download_json(
                    media_url, media_id,
                    'Download JSON metadata for format %s' % format_id)

                req = self._request_webpage(
                    nodes_data['nodelist'][0]['location'], media_id,
                    note='Downloading m3u8 information for format %s' % format_id)

                m3u8_data = self.decrypt_m3u8(req.read())

                url_info_dict = {
                    'url': encode_data_uri(m3u8_data, 'application/vnd.apple.mpegurl'),
                    'ext': determine_ext(dispatch[format_id][1]),
                    'format_id': format_id,
                    'protocol': 'm3u8',
                }

                if format_id[-1:] == 'p':
                    url_info_dict['height'] = int_or_none(format_id[:-1])

                urls.append(url_info_dict)

        publish_time = parse_iso8601(self._html_search_regex(
            r'发布时间&nbsp;([^<>]+) ', page, 'publish time', default=None),
            delimiter=' ', timezone=datetime.timedelta(hours=8))
        description = self._html_search_meta('description', page, fatal=False)

        return {
            'id': media_id,
            'formats': urls,
            'title': playurl['title'],
            'thumbnail': playurl['pic'],
            'description': description,
            'timestamp': publish_time,
        }


class LetvTvIE(InfoExtractor):
    _VALID_URL = r'http://www.letv.com/tv/(?P<id>\d+).html'
    _TESTS = [{
        'url': 'http://www.letv.com/tv/46177.html',
        'info_dict': {
            'id': '46177',
            'title': '美人天下',
            'description': 'md5:395666ff41b44080396e59570dbac01c'
        },
        'playlist_count': 35
    }]

    def _real_extract(self, url):
        playlist_id = self._match_id(url)
        page = self._download_webpage(url, playlist_id)

        media_urls = list(set(re.findall(
            r'http://www.letv.com/ptv/vplay/\d+.html', page)))
        entries = [self.url_result(media_url, ie='Letv')
                   for media_url in media_urls]

        title = self._html_search_meta('keywords', page,
                                       fatal=False).split('，')[0]
        description = self._html_search_meta('description', page, fatal=False)

        return self.playlist_result(entries, playlist_id, playlist_title=title,
                                    playlist_description=description)


class LetvPlaylistIE(LetvTvIE):
    _VALID_URL = r'http://tv.letv.com/[a-z]+/(?P<id>[a-z]+)/index.s?html'
    _TESTS = [{
        'url': 'http://tv.letv.com/izt/wuzetian/index.html',
        'info_dict': {
            'id': 'wuzetian',
            'title': '武媚娘传奇',
            'description': 'md5:e12499475ab3d50219e5bba00b3cb248'
        },
        # This playlist contains some extra videos other than the drama itself
        'playlist_mincount': 96
    }, {
        'url': 'http://tv.letv.com/pzt/lswjzzjc/index.shtml',
        'info_dict': {
            'id': 'lswjzzjc',
            # The title should be "劲舞青春", but I can't find a simple way to
            # determine the playlist title
            'title': '乐视午间自制剧场',
            'description': 'md5:b1eef244f45589a7b5b1af9ff25a4489'
        },
        'playlist_mincount': 7
    }]


class LetvCloudIE(InfoExtractor):
    IE_DESC = '乐视云'
    _VALID_URL = r'https?://yuntv\.letv\.com/bcloud.html\?.+'

    _TESTS = [{
        'url': 'http://yuntv.letv.com/bcloud.html?uu=p7jnfw5hw9&vu=467623dedf',
        'md5': '26450599afd64c513bc77030ad15db44',
        'info_dict': {
            'id': 'p7jnfw5hw9_467623dedf',
            'ext': 'mp4',
            'title': 'Video p7jnfw5hw9_467623dedf',
        },
    }, {
        'url': 'http://yuntv.letv.com/bcloud.html?uu=p7jnfw5hw9&vu=ec93197892&pu=2c7cd40209&auto_play=1&gpcflag=1&width=640&height=360',
        'md5': 'e03d9cc8d9c13191e1caf277e42dbd31',
        'info_dict': {
            'id': 'p7jnfw5hw9_ec93197892',
            'ext': 'mp4',
            'title': 'Video p7jnfw5hw9_ec93197892',
        },
    }, {
        'url': 'http://yuntv.letv.com/bcloud.html?uu=p7jnfw5hw9&vu=187060b6fd',
        'md5': 'cb988699a776b22d4a41b9d43acfb3ac',
        'info_dict': {
            'id': 'p7jnfw5hw9_187060b6fd',
            'ext': 'mp4',
            'title': 'Video p7jnfw5hw9_187060b6fd',
        },
    }]

    @staticmethod
    def sign_data(obj):
        if obj['cf'] == 'flash':
            salt = '2f9d6924b33a165a6d8b5d3d42f4f987'
            items = ['cf', 'format', 'ran', 'uu', 'ver', 'vu']
        elif obj['cf'] == 'html5':
            salt = 'fbeh5player12c43eccf2bec3300344'
            items = ['cf', 'ran', 'uu', 'bver', 'vu']
        input_data = ''.join([item + obj[item] for item in items]) + salt
        obj['sign'] = hashlib.md5(input_data.encode('utf-8')).hexdigest()

    def _get_formats(self, cf, uu, vu, media_id):
        def get_play_json(cf, timestamp):
            data = {
                'cf': cf,
                'ver': '2.2',
                'bver': 'firefox44.0',
                'format': 'json',
                'uu': uu,
                'vu': vu,
                'ran': compat_str(timestamp),
            }
            self.sign_data(data)
            return self._download_json(
                'http://api.letvcloud.com/gpc.php?' + compat_urllib_parse.urlencode(data),
                media_id, 'Downloading playJson data for type %s' % cf)

        play_json = get_play_json(cf, time.time())
        # The server time may be different from local time
        if play_json.get('code') == 10071:
            play_json = get_play_json(cf, play_json['timestamp'])

        if not play_json.get('data'):
            if play_json.get('message'):
                raise ExtractorError('Letv cloud said: %s' % play_json['message'], expected=True)
            elif play_json.get('code'):
                raise ExtractorError('Letv cloud returned error %d' % play_json['code'], expected=True)
            else:
                raise ExtractorError('Letv cloud returned an unknwon error')

        def b64decode(s):
            return base64.b64decode(s.encode('utf-8')).decode('utf-8')

        formats = []
        for media in play_json['data']['video_info']['media'].values():
            play_url = media['play_url']
            url = b64decode(play_url['main_url'])
            decoded_url = b64decode(url_basename(url))
            formats.append({
                'url': url,
                'ext': determine_ext(decoded_url),
                'format_id': int_or_none(play_url.get('vtype')),
                'format_note': str_or_none(play_url.get('definition')),
                'width': int_or_none(play_url.get('vwidth')),
                'height': int_or_none(play_url.get('vheight')),
            })

        return formats

    def _real_extract(self, url):
        uu_mobj = re.search('uu=([\w]+)', url)
        vu_mobj = re.search('vu=([\w]+)', url)

        if not uu_mobj or not vu_mobj:
            raise ExtractorError('Invalid URL: %s' % url, expected=True)

        uu = uu_mobj.group(1)
        vu = vu_mobj.group(1)
        media_id = uu + '_' + vu

        formats = self._get_formats('flash', uu, vu, media_id) + self._get_formats('html5', uu, vu, media_id)
        self._sort_formats(formats)

        return {
            'id': media_id,
            'title': 'Video %s' % media_id,
            'formats': formats,
        }
Commit	Line	Data
7f09a662 YCH	1	# coding: utf-8
	2	from __future__ import unicode_literals
	3
265bfa2c	4	import datetime
57031161	5	import re
7f09a662	6	import time
5f432ac8	7	import base64
7b7507d6	8	import hashlib
7f09a662 YCH	9
7f09a662 YCH	10	from .common import InfoExtractor
265bfa2c	11	from ..compat import (
265bfa2c	12	compat_urllib_parse,
1e399778	13	compat_ord,
7b7507d6	14	compat_str,
265bfa2c PH	15	)
	16	from ..utils import (
	17	determine_ext,
	18	ExtractorError,
	19	parse_iso8601,
5c2266df	20	sanitized_Request,
593ddd85	21	int_or_none,
5f432ac8	22	str_or_none,
1e399778	23	encode_data_uri,
bec30224	24	url_basename,
265bfa2c	25	)
7f09a662 YCH	26
	27
	28	class LetvIE(InfoExtractor):
963d0ce7	29	IE_DESC = '乐视网'
57031161	30	_VALID_URL = r'http://www\.letv\.com/ptv/vplay/(?P<id>\d+).html'
7f09a662 YCH	31
	32	_TESTS = [{
	33	'url': 'http://www.letv.com/ptv/vplay/22005890.html',
1e399778	34	'md5': 'edadcfe5406976f42f9f266057ee5e40',
7f09a662 YCH	35	'info_dict': {
	36	'id': '22005890',
	37	'ext': 'mp4',
	38	'title': '第87届奥斯卡颁奖礼完美落幕《鸟人》成最大赢家',
67706359	39	'description': 'md5:a9cb175fd753e2962176b7beca21a47c',
1e399778 YCH	40	},
	41	'params': {
	42	'hls_prefer_native': True,
	43	},
7f09a662	44	}, {
67706359	45	'url': 'http://www.letv.com/ptv/vplay/1415246.html',
7f09a662	46	'info_dict': {
67706359	47	'id': '1415246',
7f09a662	48	'ext': 'mp4',
67706359 YCH	49	'title': '美人天下01',
	50	'description': 'md5:f88573d9d7225ada1359eaf0dbf8bcda',
	51	},
1e399778 YCH	52	'params': {
	53	'hls_prefer_native': True,
	54	},
91410c9b PH	55	}, {
	56	'note': 'This video is available only in Mainland China, thus a proxy is needed',
	57	'url': 'http://www.letv.com/ptv/vplay/1118082.html',
1e399778	58	'md5': '2424c74948a62e5f31988438979c5ad1',
91410c9b PH	59	'info_dict': {
	60	'id': '1118082',
	61	'ext': 'mp4',
	62	'title': '与龙共舞完整版',
	63	'description': 'md5:7506a5eeb1722bb9d4068f85024e3986',
	64	},
1e399778 YCH	65	'params': {
	66	'hls_prefer_native': True,
	67	},
051df9ad	68	'skip': 'Only available in China',
7f09a662 YCH	69	}]
	70
	71	@staticmethod
	72	def urshift(val, n):
	73	return val >> n if val >= 0 else (val + 0x100000000) >> n
	74
265bfa2c	75	# ror() and calc_time_key() are reversed from a embedded swf file in KLetvPlayer.swf
7f09a662 YCH	76	def ror(self, param1, param2):
	77	_loc3_ = 0
	78	while _loc3_ < param2:
	79	param1 = self.urshift(param1, 1) + ((param1 & 1) << 31)
	80	_loc3_ += 1
	81	return param1
	82
265bfa2c	83	def calc_time_key(self, param1):
7f09a662 YCH	84	_loc2_ = 773625421
	85	_loc3_ = self.ror(param1, _loc2_ % 13)
	86	_loc3_ = _loc3_ ^ _loc2_
	87	_loc3_ = self.ror(_loc3_, _loc2_ % 17)
	88	return _loc3_
	89
1e399778 YCH	90	# see M3U8Encryption class in KLetvPlayer.swf
	91	@staticmethod
	92	def decrypt_m3u8(encrypted_data):
	93	if encrypted_data[:5].decode('utf-8').lower() != 'vc_01':
	94	return encrypted_data
	95	encrypted_data = encrypted_data[5:]
	96
2ebd2eac YCH	97	_loc4_ = bytearray(2 * len(encrypted_data))
	98	for idx, val in enumerate(encrypted_data):
	99	b = compat_ord(val)
	100	_loc4_[2 * idx] = b // 16
	101	_loc4_[2 * idx + 1] = b % 16
1e399778 YCH	102	idx = len(_loc4_) - 11
1e399778 YCH	103	_loc4_ = _loc4_[idx:] + _loc4_[:idx]
2ebd2eac YCH	104	_loc7_ = bytearray(len(encrypted_data))
	105	for i in range(len(encrypted_data)):
	106	_loc7_[i] = _loc4_[2 * i] * 16 + _loc4_[2 * i + 1]
1e399778 YCH	107
	108	return bytes(_loc7_)
	109
7f09a662 YCH	110	def _real_extract(self, url):
	111	media_id = self._match_id(url)
	112	page = self._download_webpage(url, media_id)
	113	params = {
	114	'id': media_id,
	115	'platid': 1,
	116	'splatid': 101,
	117	'format': 1,
265bfa2c	118	'tkey': self.calc_time_key(int(time.time())),
7f09a662 YCH	119	'domain': 'www.letv.com'
7f09a662 YCH	120	}
5c2266df	121	play_json_req = sanitized_Request(
91410c9b PH	122	'http://api.letv.com/mms/out/video/playJson?' + compat_urllib_parse.urlencode(params)
91410c9b PH	123	)
63fc8000 YCH	124	cn_verification_proxy = self._downloader.params.get('cn_verification_proxy')
	125	if cn_verification_proxy:
	126	play_json_req.add_header('Ytdl-request-proxy', cn_verification_proxy)
	127
7f09a662	128	play_json = self._download_json(
91410c9b	129	play_json_req,
576904bc	130	media_id, 'Downloading playJson data')
7f09a662 YCH	131
	132	# Check for errors
	133	playstatus = play_json['playstatus']
	134	if playstatus['status'] == 0:
	135	flag = playstatus['flag']
	136	if flag == 1:
	137	msg = 'Country %s auth error' % playstatus['country']
	138	else:
	139	msg = 'Generic error. flag = %d' % flag
	140	raise ExtractorError(msg, expected=True)
	141
	142	playurl = play_json['playurl']
	143
	144	formats = ['350', '1000', '1300', '720p', '1080p']
	145	dispatch = playurl['dispatch']
	146
	147	urls = []
	148	for format_id in formats:
	149	if format_id in dispatch:
	150	media_url = playurl['domain'][0] + dispatch[format_id][0]
1e399778 YCH	151	media_url += '&' + compat_urllib_parse.urlencode({
	152	'm3v': 1,
	153	'format': 1,
	154	'expect': 3,
	155	'rateid': format_id,
7f09a662	156	})
1e399778 YCH	157
	158	nodes_data = self._download_json(
	159	media_url, media_id,
	160	'Download JSON metadata for format %s' % format_id)
	161
	162	req = self._request_webpage(
	163	nodes_data['nodelist'][0]['location'], media_id,
	164	note='Downloading m3u8 information for format %s' % format_id)
	165
	166	m3u8_data = self.decrypt_m3u8(req.read())
7f09a662 YCH	167
7f09a662 YCH	168	url_info_dict = {
05a3879f	169	'url': encode_data_uri(m3u8_data, 'application/vnd.apple.mpegurl'),
91410c9b PH	170	'ext': determine_ext(dispatch[format_id][1]),
91410c9b PH	171	'format_id': format_id,
1e399778	172	'protocol': 'm3u8',
7f09a662 YCH	173	}
	174
	175	if format_id[-1:] == 'p':
593ddd85	176	url_info_dict['height'] = int_or_none(format_id[:-1])
7f09a662 YCH	177
	178	urls.append(url_info_dict)
	179
	180	publish_time = parse_iso8601(self._html_search_regex(
91410c9b	181	r'发布时间 ([^<>]+) ', page, 'publish time', default=None),
7f09a662	182	delimiter=' ', timezone=datetime.timedelta(hours=8))
67706359	183	description = self._html_search_meta('description', page, fatal=False)
7f09a662 YCH	184
	185	return {
	186	'id': media_id,
	187	'formats': urls,
	188	'title': playurl['title'],
	189	'thumbnail': playurl['pic'],
67706359	190	'description': description,
7f09a662 YCH	191	'timestamp': publish_time,
7f09a662 YCH	192	}
57031161 YCH	193
	194
	195	class LetvTvIE(InfoExtractor):
	196	_VALID_URL = r'http://www.letv.com/tv/(?P<id>\d+).html'
	197	_TESTS = [{
	198	'url': 'http://www.letv.com/tv/46177.html',
	199	'info_dict': {
	200	'id': '46177',
	201	'title': '美人天下',
	202	'description': 'md5:395666ff41b44080396e59570dbac01c'
	203	},
	204	'playlist_count': 35
	205	}]
	206
	207	def _real_extract(self, url):
	208	playlist_id = self._match_id(url)
	209	page = self._download_webpage(url, playlist_id)
	210
	211	media_urls = list(set(re.findall(
	212	r'http://www.letv.com/ptv/vplay/\d+.html', page)))
	213	entries = [self.url_result(media_url, ie='Letv')
	214	for media_url in media_urls]
	215
67706359 YCH	216	title = self._html_search_meta('keywords', page,
67706359 YCH	217	fatal=False).split('，')[0]
57031161 YCH	218	description = self._html_search_meta('description', page, fatal=False)
	219
	220	return self.playlist_result(entries, playlist_id, playlist_title=title,
	221	playlist_description=description)
	222
	223
	224	class LetvPlaylistIE(LetvTvIE):
	225	_VALID_URL = r'http://tv.letv.com/[a-z]+/(?P<id>[a-z]+)/index.s?html'
	226	_TESTS = [{
	227	'url': 'http://tv.letv.com/izt/wuzetian/index.html',
	228	'info_dict': {
	229	'id': 'wuzetian',
	230	'title': '武媚娘传奇',
	231	'description': 'md5:e12499475ab3d50219e5bba00b3cb248'
	232	},
67706359 YCH	233	# This playlist contains some extra videos other than the drama itself
67706359 YCH	234	'playlist_mincount': 96
57031161 YCH	235	}, {
	236	'url': 'http://tv.letv.com/pzt/lswjzzjc/index.shtml',
	237	'info_dict': {
	238	'id': 'lswjzzjc',
67706359 YCH	239	# The title should be "劲舞青春", but I can't find a simple way to
67706359 YCH	240	# determine the playlist title
57031161 YCH	241	'title': '乐视午间自制剧场',
	242	'description': 'md5:b1eef244f45589a7b5b1af9ff25a4489'
	243	},
	244	'playlist_mincount': 7
	245	}]
5f432ac8 FF	246
	247
	248	class LetvCloudIE(InfoExtractor):
	249	IE_DESC = '乐视云'
73e74424	250	_VALID_URL = r'https?://yuntv\.letv\.com/bcloud.html\?.+'
5f432ac8 FF	251
	252	_TESTS = [{
	253	'url': 'http://yuntv.letv.com/bcloud.html?uu=p7jnfw5hw9&vu=467623dedf',
	254	'md5': '26450599afd64c513bc77030ad15db44',
	255	'info_dict': {
	256	'id': 'p7jnfw5hw9_467623dedf',
	257	'ext': 'mp4',
0428106d	258	'title': 'Video p7jnfw5hw9_467623dedf',
5f432ac8 FF	259	},
	260	}, {
	261	'url': 'http://yuntv.letv.com/bcloud.html?uu=p7jnfw5hw9&vu=ec93197892&pu=2c7cd40209&auto_play=1&gpcflag=1&width=640&height=360',
7b7507d6	262	'md5': 'e03d9cc8d9c13191e1caf277e42dbd31',
5f432ac8 FF	263	'info_dict': {
	264	'id': 'p7jnfw5hw9_ec93197892',
	265	'ext': 'mp4',
0428106d	266	'title': 'Video p7jnfw5hw9_ec93197892',
5f432ac8 FF	267	},
	268	}, {
	269	'url': 'http://yuntv.letv.com/bcloud.html?uu=p7jnfw5hw9&vu=187060b6fd',
7b7507d6	270	'md5': 'cb988699a776b22d4a41b9d43acfb3ac',
5f432ac8 FF	271	'info_dict': {
	272	'id': 'p7jnfw5hw9_187060b6fd',
	273	'ext': 'mp4',
0428106d	274	'title': 'Video p7jnfw5hw9_187060b6fd',
5f432ac8 FF	275	},
	276	}]
	277
7b7507d6 YCH	278	@staticmethod
	279	def sign_data(obj):
	280	if obj['cf'] == 'flash':
	281	salt = '2f9d6924b33a165a6d8b5d3d42f4f987'
	282	items = ['cf', 'format', 'ran', 'uu', 'ver', 'vu']
	283	elif obj['cf'] == 'html5':
	284	salt = 'fbeh5player12c43eccf2bec3300344'
	285	items = ['cf', 'ran', 'uu', 'bver', 'vu']
	286	input_data = ''.join([item + obj[item] for item in items]) + salt
	287	obj['sign'] = hashlib.md5(input_data.encode('utf-8')).hexdigest()
	288
	289	def _get_formats(self, cf, uu, vu, media_id):
	290	def get_play_json(cf, timestamp):
	291	data = {
	292	'cf': cf,
	293	'ver': '2.2',
	294	'bver': 'firefox44.0',
	295	'format': 'json',
	296	'uu': uu,
	297	'vu': vu,
	298	'ran': compat_str(timestamp),
	299	}
	300	self.sign_data(data)
	301	return self._download_json(
	302	'http://api.letvcloud.com/gpc.php?' + compat_urllib_parse.urlencode(data),
	303	media_id, 'Downloading playJson data for type %s' % cf)
	304
	305	play_json = get_play_json(cf, time.time())
	306	# The server time may be different from local time
	307	if play_json.get('code') == 10071:
	308	play_json = get_play_json(cf, play_json['timestamp'])
5f432ac8	309
26de1bba YCH	310	if not play_json.get('data'):
	311	if play_json.get('message'):
	312	raise ExtractorError('Letv cloud said: %s' % play_json['message'], expected=True)
	313	elif play_json.get('code'):
	314	raise ExtractorError('Letv cloud returned error %d' % play_json['code'], expected=True)
	315	else:
	316	raise ExtractorError('Letv cloud returned an unknwon error')
	317
bec30224 YCH	318	def b64decode(s):
	319	return base64.b64decode(s.encode('utf-8')).decode('utf-8')
	320
10defdd0 YCH	321	formats = []
	322	for media in play_json['data']['video_info']['media'].values():
	323	play_url = media['play_url']
bec30224 YCH	324	url = b64decode(play_url['main_url'])
bec30224 YCH	325	decoded_url = b64decode(url_basename(url))
10defdd0	326	formats.append({
bec30224 YCH	327	'url': url,
bec30224 YCH	328	'ext': determine_ext(decoded_url),
10defdd0 YCH	329	'format_id': int_or_none(play_url.get('vtype')),
	330	'format_note': str_or_none(play_url.get('definition')),
	331	'width': int_or_none(play_url.get('vwidth')),
	332	'height': int_or_none(play_url.get('vheight')),
	333	})
7b7507d6 YCH	334
	335	return formats
	336
	337	def _real_extract(self, url):
	338	uu_mobj = re.search('uu=([\w]+)', url)
	339	vu_mobj = re.search('vu=([\w]+)', url)
	340
	341	if not uu_mobj or not vu_mobj:
	342	raise ExtractorError('Invalid URL: %s' % url, expected=True)
	343
	344	uu = uu_mobj.group(1)
	345	vu = vu_mobj.group(1)
	346	media_id = uu + '_' + vu
	347
	348	formats = self._get_formats('flash', uu, vu, media_id) + self._get_formats('html5', uu, vu, media_id)
5f432ac8 FF	349	self._sort_formats(formats)
	350
	351	return {
	352	'id': media_id,
0428106d	353	'title': 'Video %s' % media_id,
5f432ac8 FF	354	'formats': formats,
5f432ac8 FF	355	}