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Diffstat (limited to 'hypervideo_dl/extractor/googledrive.py')
| -rw-r--r-- | hypervideo_dl/extractor/googledrive.py | 278 |
1 files changed, 278 insertions, 0 deletions
diff --git a/hypervideo_dl/extractor/googledrive.py b/hypervideo_dl/extractor/googledrive.py new file mode 100644 index 0000000..3f2de00 --- /dev/null +++ b/hypervideo_dl/extractor/googledrive.py @@ -0,0 +1,278 @@ +from __future__ import unicode_literals + +import re + +from .common import InfoExtractor +from ..compat import compat_parse_qs +from ..utils import ( + determine_ext, + ExtractorError, + get_element_by_class, + int_or_none, + lowercase_escape, + try_get, + update_url_query, +) + + +class GoogleDriveIE(InfoExtractor): + _VALID_URL = r'''(?x) + https?:// + (?: + (?:docs|drive)\.google\.com/ + (?: + (?:uc|open)\?.*?id=| + file/d/ + )| + video\.google\.com/get_player\?.*?docid= + ) + (?P<id>[a-zA-Z0-9_-]{28,}) + ''' + _TESTS = [{ + 'url': 'https://drive.google.com/file/d/0ByeS4oOUV-49Zzh4R1J6R09zazQ/edit?pli=1', + 'md5': '5c602afbbf2c1db91831f5d82f678554', + 'info_dict': { + 'id': '0ByeS4oOUV-49Zzh4R1J6R09zazQ', + 'ext': 'mp4', + 'title': 'Big Buck Bunny.mp4', + 'duration': 45, + } + }, { + # video can't be watched anonymously due to view count limit reached, + # but can be downloaded (see https://github.com/ytdl-org/youtube-dl/issues/14046) + 'url': 'https://drive.google.com/file/d/0B-vUyvmDLdWDcEt4WjBqcmI2XzQ/view', + 'only_matching': True, + }, { + # video id is longer than 28 characters + 'url': 'https://drive.google.com/file/d/1ENcQ_jeCuj7y19s66_Ou9dRP4GKGsodiDQ/edit', + 'only_matching': True, + }, { + 'url': 'https://drive.google.com/open?id=0B2fjwgkl1A_CX083Tkowdmt6d28', + 'only_matching': True, + }, { + 'url': 'https://drive.google.com/uc?id=0B2fjwgkl1A_CX083Tkowdmt6d28', + 'only_matching': True, + }] + _FORMATS_EXT = { + '5': 'flv', + '6': 'flv', + '13': '3gp', + '17': '3gp', + '18': 'mp4', + '22': 'mp4', + '34': 'flv', + '35': 'flv', + '36': '3gp', + '37': 'mp4', + '38': 'mp4', + '43': 'webm', + '44': 'webm', + '45': 'webm', + '46': 'webm', + '59': 'mp4', + } + _BASE_URL_CAPTIONS = 'https://drive.google.com/timedtext' + _CAPTIONS_ENTRY_TAG = { + 'subtitles': 'track', + 'automatic_captions': 'target', + } + _caption_formats_ext = [] + _captions_xml = None + + @staticmethod + def _extract_url(webpage): + mobj = re.search( + r'<iframe[^>]+src="https?://(?:video\.google\.com/get_player\?.*?docid=|(?:docs|drive)\.google\.com/file/d/)(?P<id>[a-zA-Z0-9_-]{28,})', + webpage) + if mobj: + return 'https://drive.google.com/file/d/%s' % mobj.group('id') + + def _download_subtitles_xml(self, video_id, subtitles_id, hl): + if self._captions_xml: + return + self._captions_xml = self._download_xml( + self._BASE_URL_CAPTIONS, video_id, query={ + 'id': video_id, + 'vid': subtitles_id, + 'hl': hl, + 'v': video_id, + 'type': 'list', + 'tlangs': '1', + 'fmts': '1', + 'vssids': '1', + }, note='Downloading subtitles XML', + errnote='Unable to download subtitles XML', fatal=False) + if self._captions_xml: + for f in self._captions_xml.findall('format'): + if f.attrib.get('fmt_code') and not f.attrib.get('default'): + self._caption_formats_ext.append(f.attrib['fmt_code']) + + def _get_captions_by_type(self, video_id, subtitles_id, caption_type, + origin_lang_code=None): + if not subtitles_id or not caption_type: + return + captions = {} + for caption_entry in self._captions_xml.findall( + self._CAPTIONS_ENTRY_TAG[caption_type]): + caption_lang_code = caption_entry.attrib.get('lang_code') + if not caption_lang_code: + continue + caption_format_data = [] + for caption_format in self._caption_formats_ext: + query = { + 'vid': subtitles_id, + 'v': video_id, + 'fmt': caption_format, + 'lang': (caption_lang_code if origin_lang_code is None + else origin_lang_code), + 'type': 'track', + 'name': '', + 'kind': '', + } + if origin_lang_code is not None: + query.update({'tlang': caption_lang_code}) + caption_format_data.append({ + 'url': update_url_query(self._BASE_URL_CAPTIONS, query), + 'ext': caption_format, + }) + captions[caption_lang_code] = caption_format_data + return captions + + def _get_subtitles(self, video_id, subtitles_id, hl): + if not subtitles_id or not hl: + return + self._download_subtitles_xml(video_id, subtitles_id, hl) + if not self._captions_xml: + return + return self._get_captions_by_type(video_id, subtitles_id, 'subtitles') + + def _get_automatic_captions(self, video_id, subtitles_id, hl): + if not subtitles_id or not hl: + return + self._download_subtitles_xml(video_id, subtitles_id, hl) + if not self._captions_xml: + return + track = self._captions_xml.find('track') + if track is None: + return + origin_lang_code = track.attrib.get('lang_code') + if not origin_lang_code: + return + return self._get_captions_by_type( + video_id, subtitles_id, 'automatic_captions', origin_lang_code) + + def _real_extract(self, url): + video_id = self._match_id(url) + video_info = compat_parse_qs(self._download_webpage( + 'https://drive.google.com/get_video_info', + video_id, query={'docid': video_id})) + + def get_value(key): + return try_get(video_info, lambda x: x[key][0]) + + reason = get_value('reason') + title = get_value('title') + if not title and reason: + raise ExtractorError(reason, expected=True) + + formats = [] + fmt_stream_map = (get_value('fmt_stream_map') or '').split(',') + fmt_list = (get_value('fmt_list') or '').split(',') + if fmt_stream_map and fmt_list: + resolutions = {} + for fmt in fmt_list: + mobj = re.search( + r'^(?P<format_id>\d+)/(?P<width>\d+)[xX](?P<height>\d+)', fmt) + if mobj: + resolutions[mobj.group('format_id')] = ( + int(mobj.group('width')), int(mobj.group('height'))) + + for fmt_stream in fmt_stream_map: + fmt_stream_split = fmt_stream.split('|') + if len(fmt_stream_split) < 2: + continue + format_id, format_url = fmt_stream_split[:2] + f = { + 'url': lowercase_escape(format_url), + 'format_id': format_id, + 'ext': self._FORMATS_EXT[format_id], + } + resolution = resolutions.get(format_id) + if resolution: + f.update({ + 'width': resolution[0], + 'height': resolution[1], + }) + formats.append(f) + + source_url = update_url_query( + 'https://drive.google.com/uc', { + 'id': video_id, + 'export': 'download', + }) + + def request_source_file(source_url, kind): + return self._request_webpage( + source_url, video_id, note='Requesting %s file' % kind, + errnote='Unable to request %s file' % kind, fatal=False) + urlh = request_source_file(source_url, 'source') + if urlh: + def add_source_format(urlh): + formats.append({ + # Use redirect URLs as download URLs in order to calculate + # correct cookies in _calc_cookies. + # Using original URLs may result in redirect loop due to + # google.com's cookies mistakenly used for googleusercontent.com + # redirect URLs (see #23919). + 'url': urlh.geturl(), + 'ext': determine_ext(title, 'mp4').lower(), + 'format_id': 'source', + 'quality': 1, + }) + if urlh.headers.get('Content-Disposition'): + add_source_format(urlh) + else: + confirmation_webpage = self._webpage_read_content( + urlh, url, video_id, note='Downloading confirmation page', + errnote='Unable to confirm download', fatal=False) + if confirmation_webpage: + confirm = self._search_regex( + r'confirm=([^&"\']+)', confirmation_webpage, + 'confirmation code', default=None) + if confirm: + confirmed_source_url = update_url_query(source_url, { + 'confirm': confirm, + }) + urlh = request_source_file(confirmed_source_url, 'confirmed source') + if urlh and urlh.headers.get('Content-Disposition'): + add_source_format(urlh) + else: + self.report_warning( + get_element_by_class('uc-error-subcaption', confirmation_webpage) + or get_element_by_class('uc-error-caption', confirmation_webpage) + or 'unable to extract confirmation code') + + if not formats and reason: + raise ExtractorError(reason, expected=True) + + self._sort_formats(formats) + + hl = get_value('hl') + subtitles_id = None + ttsurl = get_value('ttsurl') + if ttsurl: + # the video Id for subtitles will be the last value in the ttsurl + # query string + subtitles_id = ttsurl.encode('utf-8').decode( + 'unicode_escape').split('=')[-1] + + return { + 'id': video_id, + 'title': title, + 'thumbnail': 'https://drive.google.com/thumbnail?id=' + video_id, + 'duration': int_or_none(get_value('length_seconds')), + 'formats': formats, + 'subtitles': self.extract_subtitles(video_id, subtitles_id, hl), + 'automatic_captions': self.extract_automatic_captions( + video_id, subtitles_id, hl), + } |