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[cbs] extract smpte and vtt subtitles
[youtube-dl.git] / youtube_dl / extractor / litv.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import json
5
6 from .common import InfoExtractor
7 from ..utils import (
8     ExtractorError,
9     int_or_none,
10     smuggle_url,
11     unsmuggle_url,
12 )
13
14
15 class LiTVIE(InfoExtractor):
16     _VALID_URL = r'https?://(?:www\.)?litv\.tv/(?:vod|promo)/[^/]+/(?:content\.do)?\?.*?\b(?:content_)?id=(?P<id>[^&]+)'
17
18     _URL_TEMPLATE = 'https://www.litv.tv/vod/%s/content.do?id=%s'
19
20     _TESTS = [{
21         'url': 'https://www.litv.tv/vod/drama/content.do?brc_id=root&id=VOD00041610&isUHEnabled=true&autoPlay=1',
22         'info_dict': {
23             'id': 'VOD00041606',
24             'title': '花千骨',
25         },
26         'playlist_count': 50,
27     }, {
28         'url': 'https://www.litv.tv/vod/drama/content.do?brc_id=root&id=VOD00041610&isUHEnabled=true&autoPlay=1',
29         'md5': '969e343d9244778cb29acec608e53640',
30         'info_dict': {
31             'id': 'VOD00041610',
32             'ext': 'mp4',
33             'title': '花千骨第1集',
34             'thumbnail': r're:https?://.*\.jpg$',
35             'description': 'md5:c7017aa144c87467c4fb2909c4b05d6f',
36             'episode_number': 1,
37         },
38         'params': {
39             'noplaylist': True,
40         },
41         'skip': 'Georestricted to Taiwan',
42     }, {
43         'url': 'https://www.litv.tv/promo/miyuezhuan/?content_id=VOD00044841&',
44         'md5': '88322ea132f848d6e3e18b32a832b918',
45         'info_dict': {
46             'id': 'VOD00044841',
47             'ext': 'mp4',
48             'title': '芈月傳第1集 霸星芈月降世楚國',
49             'description': '楚威王二年,太史令唐昧夜觀星象,發現霸星即將現世。王后得知霸星的預言後,想盡辦法不讓孩子順利出生,幸得莒姬相護化解危機。沒想到眾人期待下出生的霸星卻是位公主,楚威王對此失望至極。楚王后命人將女嬰丟棄河中,居然奇蹟似的被少司命像攔下,楚威王認為此女非同凡響,為她取名芈月。',
50         },
51         'skip': 'Georestricted to Taiwan',
52     }]
53
54     def _extract_playlist(self, season_list, video_id, program_info, prompt=True):
55         episode_title = program_info['title']
56         content_id = season_list['contentId']
57
58         if prompt:
59             self.to_screen('Downloading playlist %s - add --no-playlist to just download video %s' % (content_id, video_id))
60
61         all_episodes = [
62             self.url_result(smuggle_url(
63                 self._URL_TEMPLATE % (program_info['contentType'], episode['contentId']),
64                 {'force_noplaylist': True}))  # To prevent infinite recursion
65             for episode in season_list['episode']]
66
67         return self.playlist_result(all_episodes, content_id, episode_title)
68
69     def _real_extract(self, url):
70         url, data = unsmuggle_url(url, {})
71
72         video_id = self._match_id(url)
73
74         noplaylist = self._downloader.params.get('noplaylist')
75         noplaylist_prompt = True
76         if 'force_noplaylist' in data:
77             noplaylist = data['force_noplaylist']
78             noplaylist_prompt = False
79
80         webpage = self._download_webpage(url, video_id)
81
82         program_info = self._parse_json(self._search_regex(
83             r'var\s+programInfo\s*=\s*([^;]+)', webpage, 'VOD data', default='{}'),
84             video_id)
85
86         season_list = list(program_info.get('seasonList', {}).values())
87         if season_list:
88             if not noplaylist:
89                 return self._extract_playlist(
90                     season_list[0], video_id, program_info,
91                     prompt=noplaylist_prompt)
92
93             if noplaylist_prompt:
94                 self.to_screen('Downloading just video %s because of --no-playlist' % video_id)
95
96         # In browsers `getMainUrl` request is always issued. Usually this
97         # endpoint gives the same result as the data embedded in the webpage.
98         # If georestricted, there are no embedded data, so an extra request is
99         # necessary to get the error code
100         if 'assetId' not in program_info:
101             program_info = self._download_json(
102                 'https://www.litv.tv/vod/ajax/getProgramInfo', video_id,
103                 query={'contentId': video_id},
104                 headers={'Accept': 'application/json'})
105         video_data = self._parse_json(self._search_regex(
106             r'uiHlsUrl\s*=\s*testBackendData\(([^;]+)\);',
107             webpage, 'video data', default='{}'), video_id)
108         if not video_data:
109             payload = {
110                 'assetId': program_info['assetId'],
111                 'watchDevices': program_info['watchDevices'],
112                 'contentType': program_info['contentType'],
113             }
114             video_data = self._download_json(
115                 'https://www.litv.tv/vod/getMainUrl', video_id,
116                 data=json.dumps(payload).encode('utf-8'),
117                 headers={'Content-Type': 'application/json'})
118
119         if not video_data.get('fullpath'):
120             error_msg = video_data.get('errorMessage')
121             if error_msg == 'vod.error.outsideregionerror':
122                 self.raise_geo_restricted('This video is available in Taiwan only')
123             if error_msg:
124                 raise ExtractorError('%s said: %s' % (self.IE_NAME, error_msg), expected=True)
125             raise ExtractorError('Unexpected result from %s' % self.IE_NAME)
126
127         formats = self._extract_m3u8_formats(
128             video_data['fullpath'], video_id, ext='mp4',
129             entry_protocol='m3u8_native', m3u8_id='hls')
130         for a_format in formats:
131             # LiTV HLS segments doesn't like compressions
132             a_format.setdefault('http_headers', {})['Youtubedl-no-compression'] = True
133
134         title = program_info['title'] + program_info.get('secondaryMark', '')
135         description = program_info.get('description')
136         thumbnail = program_info.get('imageFile')
137         categories = [item['name'] for item in program_info.get('category', [])]
138         episode = int_or_none(program_info.get('episode'))
139
140         return {
141             'id': video_id,
142             'formats': formats,
143             'title': title,
144             'description': description,
145             'thumbnail': thumbnail,
146             'categories': categories,
147             'episode_number': episode,
148         }