[ceskatelevize] Quick fix to revert to using old HLS-based playlist
[youtube-dl] / youtube_dl / extractor / ceskatelevize.py
1 # coding: utf-8
2 from __future__ import unicode_literals
3
4 import re
5
6 from .common import InfoExtractor
7 from ..compat import (
8     compat_urllib_parse_unquote,
9     compat_urllib_parse_urlparse,
10 )
11 from ..utils import (
12     ExtractorError,
13     float_or_none,
14     sanitized_Request,
15     urlencode_postdata,
16 )
17
18
19 class CeskaTelevizeIE(InfoExtractor):
20     _VALID_URL = r'https?://(?:www\.)?ceskatelevize\.cz/(porady|ivysilani)/(?:[^/]+/)*(?P<id>[^/#?]+)/*(?:[#?].*)?$'
21     _TESTS = [{
22         'url': 'http://www.ceskatelevize.cz/ivysilani/ivysilani/10441294653-hyde-park-civilizace/214411058091220',
23         'info_dict': {
24             'id': '61924494877246241',
25             'ext': 'mp4',
26             'title': 'Hyde Park Civilizace: Život v Grónsku',
27             'description': 'md5:3fec8f6bb497be5cdb0c9e8781076626',
28             'thumbnail': r're:^https?://.*\.jpg',
29             'duration': 3350,
30         },
31         'params': {
32             # m3u8 download
33             'skip_download': True,
34         },
35     }, {
36         'url': 'http://www.ceskatelevize.cz/ivysilani/10441294653-hyde-park-civilizace/215411058090502/bonus/20641-bonus-01-en',
37         'info_dict': {
38             'id': '61924494877028507',
39             'ext': 'mp4',
40             'title': 'Hyde Park Civilizace: Bonus 01 - En',
41             'description': 'English Subtittles',
42             'thumbnail': r're:^https?://.*\.jpg',
43             'duration': 81.3,
44         },
45         'params': {
46             # m3u8 download
47             'skip_download': True,
48         },
49     }, {
50         # live stream
51         'url': 'http://www.ceskatelevize.cz/ivysilani/zive/ct4/',
52         'info_dict': {
53             'id': 402,
54             'ext': 'mp4',
55             'title': r're:^ČT Sport \d{4}-\d{2}-\d{2} \d{2}:\d{2}$',
56             'is_live': True,
57         },
58         'params': {
59             # m3u8 download
60             'skip_download': True,
61         },
62         'skip': 'Georestricted to Czech Republic',
63     }, {
64         # video with 18+ caution trailer
65         'url': 'http://www.ceskatelevize.cz/porady/10520528904-queer/215562210900007-bogotart/',
66         'info_dict': {
67             'id': '215562210900007-bogotart',
68             'title': 'Queer: Bogotart',
69             'description': 'Alternativní průvodce současným queer světem',
70         },
71         'playlist': [{
72             'info_dict': {
73                 'id': '61924494876844842',
74                 'ext': 'mp4',
75                 'title': 'Queer: Bogotart (Varování 18+)',
76                 'duration': 10.2,
77             },
78         }, {
79             'info_dict': {
80                 'id': '61924494877068022',
81                 'ext': 'mp4',
82                 'title': 'Queer: Bogotart (Queer)',
83                 'thumbnail': r're:^https?://.*\.jpg',
84                 'duration': 1558.3,
85             },
86         }],
87         'params': {
88             # m3u8 download
89             'skip_download': True,
90         },
91     }]
92
93     def _real_extract(self, url):
94         url = url.replace('/porady/', '/ivysilani/').replace('/video/', '')
95
96         mobj = re.match(self._VALID_URL, url)
97         playlist_id = mobj.group('id')
98
99         webpage = self._download_webpage(url, playlist_id)
100
101         NOT_AVAILABLE_STRING = 'This content is not available at your territory due to limited copyright.'
102         if '%s</p>' % NOT_AVAILABLE_STRING in webpage:
103             raise ExtractorError(NOT_AVAILABLE_STRING, expected=True)
104
105         typ = self._html_search_regex(
106             r'getPlaylistUrl\(\[\{"type":"(.+?)","id":".+?"\}\],', webpage, 'type')
107         episode_id = self._html_search_regex(
108             r'getPlaylistUrl\(\[\{"type":".+?","id":"(.+?)"\}\],', webpage, 'episode_id')
109
110         data = {
111             'playlist[0][type]': typ,
112             'playlist[0][id]': episode_id,
113             'requestUrl': compat_urllib_parse_urlparse(url).path,
114             'requestSource': 'iVysilani',
115         }
116
117         req = sanitized_Request(
118             'http://www.ceskatelevize.cz/ivysilani/ajax/get-client-playlist',
119             data=urlencode_postdata(data))
120
121         req.add_header('Content-type', 'application/x-www-form-urlencoded')
122         req.add_header('x-addr', '127.0.0.1')
123         req.add_header('X-Requested-With', 'XMLHttpRequest')
124         req.add_header('User-agent', 'Mozilla/5.0')
125         req.add_header('Referer', url)
126
127         playlistpage = self._download_json(req, playlist_id)
128
129         playlist_url = playlistpage['url']
130         if playlist_url == 'error_region':
131             raise ExtractorError(NOT_AVAILABLE_STRING, expected=True)
132
133         req = sanitized_Request(compat_urllib_parse_unquote(playlist_url))
134         req.add_header('Referer', url)
135
136         playlist_title = self._og_search_title(webpage, default=None)
137         playlist_description = self._og_search_description(webpage, default=None)
138
139         playlist = self._download_json(req, playlist_id)['playlist']
140         playlist_len = len(playlist)
141
142         entries = []
143         for item in playlist:
144             is_live = item.get('type') == 'LIVE'
145             formats = []
146             for format_id, stream_url in item['streamUrls'].items():
147                 formats.extend(self._extract_m3u8_formats(
148                     stream_url, playlist_id, 'mp4',
149                     entry_protocol='m3u8' if is_live else 'm3u8_native',
150                     fatal=False))
151             self._sort_formats(formats)
152
153             item_id = item.get('id') or item['assetId']
154             title = item['title']
155
156             duration = float_or_none(item.get('duration'))
157             thumbnail = item.get('previewImageUrl')
158
159             subtitles = {}
160             if item.get('type') == 'VOD':
161                 subs = item.get('subtitles')
162                 if subs:
163                     subtitles = self.extract_subtitles(episode_id, subs)
164
165             if playlist_len == 1:
166                 final_title = playlist_title or title
167                 if is_live:
168                     final_title = self._live_title(final_title)
169             else:
170                 final_title = '%s (%s)' % (playlist_title, title)
171
172             entries.append({
173                 'id': item_id,
174                 'title': final_title,
175                 'description': playlist_description if playlist_len == 1 else None,
176                 'thumbnail': thumbnail,
177                 'duration': duration,
178                 'formats': formats,
179                 'subtitles': subtitles,
180                 'is_live': is_live,
181             })
182
183         return self.playlist_result(entries, playlist_id, playlist_title, playlist_description)
184
185     def _get_subtitles(self, episode_id, subs):
186         original_subtitles = self._download_webpage(
187             subs[0]['url'], episode_id, 'Downloading subtitles')
188         srt_subs = self._fix_subtitles(original_subtitles)
189         return {
190             'cs': [{
191                 'ext': 'srt',
192                 'data': srt_subs,
193             }]
194         }
195
196     @staticmethod
197     def _fix_subtitles(subtitles):
198         """ Convert millisecond-based subtitles to SRT """
199
200         def _msectotimecode(msec):
201             """ Helper utility to convert milliseconds to timecode """
202             components = []
203             for divider in [1000, 60, 60, 100]:
204                 components.append(msec % divider)
205                 msec //= divider
206             return '{3:02}:{2:02}:{1:02},{0:03}'.format(*components)
207
208         def _fix_subtitle(subtitle):
209             for line in subtitle.splitlines():
210                 m = re.match(r'^\s*([0-9]+);\s*([0-9]+)\s+([0-9]+)\s*$', line)
211                 if m:
212                     yield m.group(1)
213                     start, stop = (_msectotimecode(int(t)) for t in m.groups()[1:])
214                     yield '{0} --> {1}'.format(start, stop)
215                 else:
216                     yield line
217
218         return '\r\n'.join(_fix_subtitle(subtitles))