diff options
Diffstat (limited to 'youtube_dl/extractor/ted.py')
| -rw-r--r-- | youtube_dl/extractor/ted.py | 79 |
1 files changed, 50 insertions, 29 deletions
diff --git a/youtube_dl/extractor/ted.py b/youtube_dl/extractor/ted.py index 3f3c681ae..06a27fd04 100644 --- a/youtube_dl/extractor/ted.py +++ b/youtube_dl/extractor/ted.py @@ -6,7 +6,10 @@ import re from .common import InfoExtractor from ..compat import compat_str -from ..utils import int_or_none +from ..utils import ( + int_or_none, + try_get, +) class TEDIE(InfoExtractor): @@ -113,8 +116,9 @@ class TEDIE(InfoExtractor): } def _extract_info(self, webpage): - info_json = self._search_regex(r'q\("\w+.init",({.+})\)</script>', - webpage, 'info json') + info_json = self._search_regex( + r'(?s)q\(\s*"\w+.init"\s*,\s*({.+})\)\s*</script>', + webpage, 'info json') return json.loads(info_json) def _real_extract(self, url): @@ -136,11 +140,16 @@ class TEDIE(InfoExtractor): webpage = self._download_webpage(url, name, 'Downloading playlist webpage') info = self._extract_info(webpage) - playlist_info = info['playlist'] + + playlist_info = try_get( + info, lambda x: x['__INITIAL_DATA__']['playlist'], + dict) or info['playlist'] playlist_entries = [ self.url_result('http://www.ted.com/talks/' + talk['slug'], self.ie_key()) - for talk in info['talks'] + for talk in try_get( + info, lambda x: x['__INITIAL_DATA__']['talks'], + dict) or info['talks'] ] return self.playlist_result( playlist_entries, @@ -149,9 +158,14 @@ class TEDIE(InfoExtractor): def _talk_info(self, url, video_name): webpage = self._download_webpage(url, video_name) - self.report_extraction(video_name) - talk_info = self._extract_info(webpage)['talks'][0] + info = self._extract_info(webpage) + + talk_info = try_get( + info, lambda x: x['__INITIAL_DATA__']['talks'][0], + dict) or info['talks'][0] + + title = talk_info['title'].strip() external = talk_info.get('external') if external: @@ -165,19 +179,27 @@ class TEDIE(InfoExtractor): 'url': ext_url or external['uri'], } + native_downloads = try_get( + talk_info, lambda x: x['downloads']['nativeDownloads'], + dict) or talk_info['nativeDownloads'] + formats = [{ 'url': format_url, 'format_id': format_id, 'format': format_id, - } for (format_id, format_url) in talk_info['nativeDownloads'].items() if format_url is not None] + } for (format_id, format_url) in native_downloads.items() if format_url is not None] if formats: for f in formats: finfo = self._NATIVE_FORMATS.get(f['format_id']) if finfo: f.update(finfo) + player_talk = talk_info['player_talks'][0] + + resources_ = player_talk.get('resources') or talk_info.get('resources') + http_url = None - for format_id, resources in talk_info['resources'].items(): + for format_id, resources in resources_.items(): if format_id == 'h264': for resource in resources: h264_url = resource.get('file') @@ -237,14 +259,11 @@ class TEDIE(InfoExtractor): video_id = compat_str(talk_info['id']) - thumbnail = talk_info['thumb'] - if not thumbnail.startswith('http'): - thumbnail = 'http://' + thumbnail return { 'id': video_id, - 'title': talk_info['title'].strip(), - 'uploader': talk_info['speaker'], - 'thumbnail': thumbnail, + 'title': title, + 'uploader': player_talk.get('speaker') or talk_info.get('speaker'), + 'thumbnail': player_talk.get('thumb') or talk_info.get('thumb'), 'description': self._og_search_description(webpage), 'subtitles': self._get_subtitles(video_id, talk_info), 'formats': formats, @@ -252,20 +271,22 @@ class TEDIE(InfoExtractor): } def _get_subtitles(self, video_id, talk_info): - languages = [lang['languageCode'] for lang in talk_info.get('languages', [])] - if languages: - sub_lang_list = {} - for l in languages: - sub_lang_list[l] = [ - { - 'url': 'http://www.ted.com/talks/subtitles/id/%s/lang/%s/format/%s' % (video_id, l, ext), - 'ext': ext, - } - for ext in ['ted', 'srt'] - ] - return sub_lang_list - else: - return {} + sub_lang_list = {} + for language in try_get( + talk_info, + (lambda x: x['downloads']['languages'], + lambda x: x['languages']), list): + lang_code = language.get('languageCode') or language.get('ianaCode') + if not lang_code: + continue + sub_lang_list[lang_code] = [ + { + 'url': 'http://www.ted.com/talks/subtitles/id/%s/lang/%s/format/%s' % (video_id, lang_code, ext), + 'ext': ext, + } + for ext in ['ted', 'srt'] + ] + return sub_lang_list def _watch_info(self, url, name): webpage = self._download_webpage(url, name) |