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@ -5,6 +5,7 @@ import netrc |
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import re |
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import socket |
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import itertools |
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import xml.etree.ElementTree |
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from .common import InfoExtractor, SearchInfoExtractor |
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from .subtitles import SubtitlesInfoExtractor |
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@ -478,14 +479,13 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor): |
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return {} |
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return sub_lang_list |
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def _request_automatic_caption(self, video_id, webpage): |
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def _get_available_automatic_caption(self, video_id, webpage): |
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"""We need the webpage for getting the captions url, pass it as an |
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argument to speed up the process.""" |
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sub_lang = (self._downloader.params.get('subtitleslangs') or ['en'])[0] |
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sub_format = self._downloader.params.get('subtitlesformat') |
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self.to_screen(u'%s: Looking for automatic captions' % video_id) |
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mobj = re.search(r';ytplayer.config = ({.*?});', webpage) |
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err_msg = u'Couldn\'t find automatic captions for "%s"' % sub_lang |
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err_msg = u'Couldn\'t find automatic captions for %s' % video_id |
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if mobj is None: |
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self._downloader.report_warning(err_msg) |
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return {} |
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@ -494,16 +494,29 @@ class YoutubeIE(YoutubeBaseInfoExtractor, SubtitlesInfoExtractor): |
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args = player_config[u'args'] |
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caption_url = args[u'ttsurl'] |
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timestamp = args[u'timestamp'] |
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# We get the available subtitles |
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list_params = compat_urllib_parse.urlencode({ |
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'type': 'list', |
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'tlangs': 1, |
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'asrs': 1, |
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}) |
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list_url = caption_url + '&' + list_params |
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list_page = self._download_webpage(list_url, video_id) |
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caption_list = xml.etree.ElementTree.fromstring(list_page.encode('utf-8')) |
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original_lang = caption_list.find('track').attrib['lang_code'] |
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sub_lang_list = {} |
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for lang_node in caption_list.findall('target'): |
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sub_lang = lang_node.attrib['lang_code'] |
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params = compat_urllib_parse.urlencode({ |
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'lang': 'en', |
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'lang': original_lang, |
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'tlang': sub_lang, |
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'fmt': sub_format, |
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'ts': timestamp, |
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'kind': 'asr', |
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}) |
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subtitles_url = caption_url + '&' + params |
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sub = self._download_webpage(subtitles_url, video_id, u'Downloading automatic captions') |
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return {sub_lang: sub} |
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sub_lang_list[sub_lang] = caption_url + '&' + params |
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return sub_lang_list |
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# An extractor error can be raise by the download process if there are |
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# no automatic captions but there are subtitles |
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except (KeyError, ExtractorError): |
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