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Commit | Line | Data |
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f853f859 PH |
1 | from __future__ import unicode_literals |
2 | ||
9fd5ce0c PH |
3 | import json |
4 | import re | |
5 | ||
a9a3876d | 6 | from .subtitles import SubtitlesInfoExtractor |
9fd5ce0c | 7 | |
4ed3e510 | 8 | from ..utils import ( |
ca1fee34 | 9 | compat_str, |
4ed3e510 IM |
10 | ) |
11 | ||
f853f859 | 12 | |
a9a3876d | 13 | class TEDIE(SubtitlesInfoExtractor): |
aab74fa1 PH |
14 | _VALID_URL = r'''(?x) |
15 | (?P<proto>https?://) | |
16 | (?P<type>www|embed)(?P<urlmain>\.ted\.com/ | |
bacac173 JMF |
17 | ( |
18 | (?P<type_playlist>playlists(?:/\d+)?) # We have a playlist | |
19 | | | |
20 | ((?P<type_talk>talks)) # We have a simple talk | |
21 | ) | |
22 | (/lang/(.*?))? # The url may contain the language | |
23 | /(?P<name>\w+) # Here goes the name and then ".html" | |
aab74fa1 | 24 | .*)$ |
bacac173 | 25 | ''' |
6f5ac90c | 26 | _TEST = { |
f853f859 | 27 | 'url': 'http://www.ted.com/talks/dan_dennett_on_our_consciousness.html', |
26dca166 | 28 | 'md5': '4ea1dada91e4174b53dac2bb8ace429d', |
f853f859 | 29 | 'info_dict': { |
7b9965ea JMF |
30 | 'id': '102', |
31 | 'ext': 'mp4', | |
652bee05 | 32 | 'title': 'The illusion of consciousness', |
bacac173 JMF |
33 | 'description': ('Philosopher Dan Dennett makes a compelling ' |
34 | 'argument that not only don\'t we understand our own ' | |
35 | 'consciousness, but that half the time our brains are ' | |
36 | 'actively fooling us.'), | |
652bee05 | 37 | 'uploader': 'Dan Dennett', |
6f5ac90c PH |
38 | } |
39 | } | |
9fd5ce0c | 40 | |
652bee05 JMF |
41 | _FORMATS_PREFERENCE = { |
42 | 'low': 1, | |
43 | 'medium': 2, | |
44 | 'high': 3, | |
45 | } | |
9fd5ce0c | 46 | |
ca1fee34 | 47 | def _extract_info(self, webpage): |
bacac173 JMF |
48 | info_json = self._search_regex(r'q\("\w+.init",({.+})\)</script>', |
49 | webpage, 'info json') | |
ca1fee34 JMF |
50 | return json.loads(info_json) |
51 | ||
9fd5ce0c | 52 | def _real_extract(self, url): |
bacac173 | 53 | m = re.match(self._VALID_URL, url, re.VERBOSE) |
aab74fa1 PH |
54 | if m.group('type') == 'embed': |
55 | desktop_url = m.group('proto') + 'www' + m.group('urlmain') | |
56 | return self.url_result(desktop_url, 'TED') | |
bacac173 | 57 | name = m.group('name') |
9fd5ce0c | 58 | if m.group('type_talk'): |
bacac173 JMF |
59 | return self._talk_info(url, name) |
60 | else: | |
ca1fee34 | 61 | return self._playlist_videos_info(url, name) |
9fd5ce0c | 62 | |
ca1fee34 | 63 | def _playlist_videos_info(self, url, name): |
9fd5ce0c | 64 | '''Returns the videos of the playlist''' |
fc2ef392 | 65 | |
ca1fee34 JMF |
66 | webpage = self._download_webpage(url, name, |
67 | 'Downloading playlist webpage') | |
68 | info = self._extract_info(webpage) | |
69 | playlist_info = info['playlist'] | |
9fd5ce0c | 70 | |
fc2ef392 | 71 | playlist_entries = [ |
ca1fee34 JMF |
72 | self.url_result(u'http://www.ted.com/talks/' + talk['slug'], self.ie_key()) |
73 | for talk in info['talks'] | |
fc2ef392 PH |
74 | ] |
75 | return self.playlist_result( | |
ca1fee34 JMF |
76 | playlist_entries, |
77 | playlist_id=compat_str(playlist_info['id']), | |
78 | playlist_title=playlist_info['title']) | |
9fd5ce0c | 79 | |
bacac173 JMF |
80 | def _talk_info(self, url, video_name): |
81 | webpage = self._download_webpage(url, video_name) | |
9fd5ce0c | 82 | self.report_extraction(video_name) |
a9a3876d | 83 | |
ca1fee34 | 84 | talk_info = self._extract_info(webpage)['talks'][0] |
a9a3876d | 85 | |
652bee05 JMF |
86 | formats = [{ |
87 | 'ext': 'mp4', | |
88 | 'url': format_url, | |
89 | 'format_id': format_id, | |
90 | 'format': format_id, | |
91 | 'preference': self._FORMATS_PREFERENCE.get(format_id, -1), | |
92 | } for (format_id, format_url) in talk_info['nativeDownloads'].items()] | |
93 | self._sort_formats(formats) | |
94 | ||
7b9965ea | 95 | video_id = compat_str(talk_info['id']) |
a9a3876d | 96 | # subtitles |
652bee05 | 97 | video_subtitles = self.extract_subtitles(video_id, talk_info) |
a9a3876d | 98 | if self._downloader.params.get('listsubtitles', False): |
652bee05 | 99 | self._list_available_subtitles(video_id, talk_info) |
a9a3876d IM |
100 | return |
101 | ||
b6c1cecc JMF |
102 | thumbnail = talk_info['thumb'] |
103 | if not thumbnail.startswith('http'): | |
104 | thumbnail = 'http://' + thumbnail | |
463a9087 | 105 | return { |
a9a3876d | 106 | 'id': video_id, |
652bee05 JMF |
107 | 'title': talk_info['title'], |
108 | 'uploader': talk_info['speaker'], | |
b6c1cecc | 109 | 'thumbnail': thumbnail, |
652bee05 | 110 | 'description': self._og_search_description(webpage), |
a9a3876d | 111 | 'subtitles': video_subtitles, |
0d8cb1cc PH |
112 | 'formats': formats, |
113 | } | |
114 | ||
652bee05 JMF |
115 | def _get_available_subtitles(self, video_id, talk_info): |
116 | languages = [lang['languageCode'] for lang in talk_info.get('languages', [])] | |
117 | if languages: | |
118 | sub_lang_list = {} | |
119 | for l in languages: | |
120 | url = 'http://www.ted.com/talks/subtitles/id/%s/lang/%s/format/srt' % (video_id, l) | |
121 | sub_lang_list[l] = url | |
122 | return sub_lang_list | |
123 | else: | |
4ed3e510 | 124 | self._downloader.report_warning(u'video doesn\'t have subtitles') |
652bee05 | 125 | return {} |