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Diffstat (limited to 'yt_dlp/extractor/livestream.py')
| -rw-r--r-- | yt_dlp/extractor/livestream.py | 363 |
1 files changed, 363 insertions, 0 deletions
diff --git a/yt_dlp/extractor/livestream.py b/yt_dlp/extractor/livestream.py new file mode 100644 index 0000000..d883eaf --- /dev/null +++ b/yt_dlp/extractor/livestream.py @@ -0,0 +1,363 @@ +import re +import itertools + +from .common import InfoExtractor +from ..compat import ( + compat_str, + compat_urlparse, +) +from ..utils import ( + find_xpath_attr, + xpath_attr, + xpath_with_ns, + xpath_text, + orderedSet, + update_url_query, + int_or_none, + float_or_none, + parse_iso8601, + determine_ext, +) + + +class LivestreamIE(InfoExtractor): + IE_NAME = 'livestream' + _VALID_URL = r'https?://(?:new\.)?livestream\.com/(?:accounts/(?P<account_id>\d+)|(?P<account_name>[^/]+))/(?:events/(?P<event_id>\d+)|(?P<event_name>[^/]+))(?:/videos/(?P<id>\d+))?' + _EMBED_REGEX = [r'<iframe[^>]+src="(?P<url>https?://(?:new\.)?livestream\.com/[^"]+/player[^"]+)"'] + + _TESTS = [{ + 'url': 'http://new.livestream.com/CoheedandCambria/WebsterHall/videos/4719370', + 'md5': '53274c76ba7754fb0e8d072716f2292b', + 'info_dict': { + 'id': '4719370', + 'ext': 'mp4', + 'title': 'Live from Webster Hall NYC', + 'timestamp': 1350008072, + 'upload_date': '20121012', + 'duration': 5968.0, + 'like_count': int, + 'view_count': int, + 'thumbnail': r're:^http://.*\.jpg$' + } + }, { + 'url': 'http://new.livestream.com/tedx/cityenglish', + 'info_dict': { + 'title': 'TEDCity2.0 (English)', + 'id': '2245590', + }, + 'playlist_mincount': 4, + }, { + 'url': 'http://new.livestream.com/chess24/tatasteelchess', + 'info_dict': { + 'title': 'Tata Steel Chess', + 'id': '3705884', + }, + 'playlist_mincount': 60, + }, { + 'url': 'https://new.livestream.com/accounts/362/events/3557232/videos/67864563/player?autoPlay=false&height=360&mute=false&width=640', + 'only_matching': True, + }, { + 'url': 'http://livestream.com/bsww/concacafbeachsoccercampeonato2015', + 'only_matching': True, + }] + _API_URL_TEMPLATE = 'http://livestream.com/api/accounts/%s/events/%s' + + def _parse_smil_formats(self, smil, smil_url, video_id, namespace=None, f4m_params=None, transform_rtmp_url=None): + base_ele = find_xpath_attr( + smil, self._xpath_ns('.//meta', namespace), 'name', 'httpBase') + base = base_ele.get('content') if base_ele is not None else 'http://livestreamvod-f.akamaihd.net/' + + formats = [] + video_nodes = smil.findall(self._xpath_ns('.//video', namespace)) + + for vn in video_nodes: + tbr = int_or_none(vn.attrib.get('system-bitrate'), 1000) + furl = ( + update_url_query(compat_urlparse.urljoin(base, vn.attrib['src']), { + 'v': '3.0.3', + 'fp': 'WIN% 14,0,0,145', + })) + if 'clipBegin' in vn.attrib: + furl += '&ssek=' + vn.attrib['clipBegin'] + formats.append({ + 'url': furl, + 'format_id': 'smil_%d' % tbr, + 'ext': 'flv', + 'tbr': tbr, + 'preference': -1000, # Strictly inferior than all other formats? + }) + return formats + + def _extract_video_info(self, video_data): + video_id = compat_str(video_data['id']) + + FORMAT_KEYS = ( + ('sd', 'progressive_url'), + ('hd', 'progressive_url_hd'), + ) + + formats = [] + for format_id, key in FORMAT_KEYS: + video_url = video_data.get(key) + if video_url: + ext = determine_ext(video_url) + if ext == 'm3u8': + continue + bitrate = int_or_none(self._search_regex( + r'(\d+)\.%s' % ext, video_url, 'bitrate', default=None)) + formats.append({ + 'url': video_url, + 'format_id': format_id, + 'tbr': bitrate, + 'ext': ext, + }) + + smil_url = video_data.get('smil_url') + if smil_url: + formats.extend(self._extract_smil_formats(smil_url, video_id, fatal=False)) + + m3u8_url = video_data.get('m3u8_url') + if m3u8_url: + formats.extend(self._extract_m3u8_formats( + m3u8_url, video_id, 'mp4', 'm3u8_native', + m3u8_id='hls', fatal=False)) + + f4m_url = video_data.get('f4m_url') + if f4m_url: + formats.extend(self._extract_f4m_formats( + f4m_url, video_id, f4m_id='hds', fatal=False)) + + comments = [{ + 'author_id': comment.get('author_id'), + 'author': comment.get('author', {}).get('full_name'), + 'id': comment.get('id'), + 'text': comment['text'], + 'timestamp': parse_iso8601(comment.get('created_at')), + } for comment in video_data.get('comments', {}).get('data', [])] + + return { + 'id': video_id, + 'formats': formats, + 'title': video_data['caption'], + 'description': video_data.get('description'), + 'thumbnail': video_data.get('thumbnail_url'), + 'duration': float_or_none(video_data.get('duration'), 1000), + 'timestamp': parse_iso8601(video_data.get('publish_at')), + 'like_count': video_data.get('likes', {}).get('total'), + 'comment_count': video_data.get('comments', {}).get('total'), + 'view_count': video_data.get('views'), + 'comments': comments, + } + + def _extract_stream_info(self, stream_info): + broadcast_id = compat_str(stream_info['broadcast_id']) + is_live = stream_info.get('is_live') + + formats = [] + smil_url = stream_info.get('play_url') + if smil_url: + formats.extend(self._extract_smil_formats(smil_url, broadcast_id)) + + m3u8_url = stream_info.get('m3u8_url') + if m3u8_url: + formats.extend(self._extract_m3u8_formats( + m3u8_url, broadcast_id, 'mp4', 'm3u8_native', + m3u8_id='hls', fatal=False)) + + rtsp_url = stream_info.get('rtsp_url') + if rtsp_url: + formats.append({ + 'url': rtsp_url, + 'format_id': 'rtsp', + }) + + return { + 'id': broadcast_id, + 'formats': formats, + 'title': stream_info['stream_title'], + 'thumbnail': stream_info.get('thumbnail_url'), + 'is_live': is_live, + } + + def _extract_event(self, event_data): + event_id = compat_str(event_data['id']) + account_id = compat_str(event_data['owner_account_id']) + feed_root_url = self._API_URL_TEMPLATE % (account_id, event_id) + '/feed.json' + + stream_info = event_data.get('stream_info') + if stream_info: + return self._extract_stream_info(stream_info) + + last_video = None + entries = [] + for i in itertools.count(1): + if last_video is None: + info_url = feed_root_url + else: + info_url = '{root}?&id={id}&newer=-1&type=video'.format( + root=feed_root_url, id=last_video) + videos_info = self._download_json( + info_url, event_id, 'Downloading page {0}'.format(i))['data'] + videos_info = [v['data'] for v in videos_info if v['type'] == 'video'] + if not videos_info: + break + for v in videos_info: + v_id = compat_str(v['id']) + entries.append(self.url_result( + 'http://livestream.com/accounts/%s/events/%s/videos/%s' % (account_id, event_id, v_id), + 'Livestream', v_id, v.get('caption'))) + last_video = videos_info[-1]['id'] + return self.playlist_result(entries, event_id, event_data['full_name']) + + def _real_extract(self, url): + mobj = self._match_valid_url(url) + video_id = mobj.group('id') + event = mobj.group('event_id') or mobj.group('event_name') + account = mobj.group('account_id') or mobj.group('account_name') + api_url = self._API_URL_TEMPLATE % (account, event) + if video_id: + video_data = self._download_json( + api_url + '/videos/%s' % video_id, video_id) + return self._extract_video_info(video_data) + else: + event_data = self._download_json(api_url, video_id) + return self._extract_event(event_data) + + +# The original version of Livestream uses a different system +class LivestreamOriginalIE(InfoExtractor): + IE_NAME = 'livestream:original' + _VALID_URL = r'''(?x)https?://original\.livestream\.com/ + (?P<user>[^/\?#]+)(?:/(?P<type>video|folder) + (?:(?:\?.*?Id=|/)(?P<id>.*?)(&|$))?)? + ''' + _TESTS = [{ + 'url': 'http://original.livestream.com/dealbook/video?clipId=pla_8aa4a3f1-ba15-46a4-893b-902210e138fb', + 'info_dict': { + 'id': 'pla_8aa4a3f1-ba15-46a4-893b-902210e138fb', + 'ext': 'mp4', + 'title': 'Spark 1 (BitCoin) with Cameron Winklevoss & Tyler Winklevoss of Winklevoss Capital', + 'duration': 771.301, + 'view_count': int, + }, + }, { + 'url': 'https://original.livestream.com/newplay/folder?dirId=a07bf706-d0e4-4e75-a747-b021d84f2fd3', + 'info_dict': { + 'id': 'a07bf706-d0e4-4e75-a747-b021d84f2fd3', + }, + 'playlist_mincount': 4, + }, { + # live stream + 'url': 'http://original.livestream.com/znsbahamas', + 'only_matching': True, + }] + + def _extract_video_info(self, user, video_id): + api_url = 'http://x%sx.api.channel.livestream.com/2.0/clipdetails?extendedInfo=true&id=%s' % (user, video_id) + info = self._download_xml(api_url, video_id) + + item = info.find('channel').find('item') + title = xpath_text(item, 'title') + media_ns = {'media': 'http://search.yahoo.com/mrss'} + thumbnail_url = xpath_attr( + item, xpath_with_ns('media:thumbnail', media_ns), 'url') + duration = float_or_none(xpath_attr( + item, xpath_with_ns('media:content', media_ns), 'duration')) + ls_ns = {'ls': 'http://api.channel.livestream.com/2.0'} + view_count = int_or_none(xpath_text( + item, xpath_with_ns('ls:viewsCount', ls_ns))) + + return { + 'id': video_id, + 'title': title, + 'thumbnail': thumbnail_url, + 'duration': duration, + 'view_count': view_count, + } + + def _extract_video_formats(self, video_data, video_id): + formats = [] + + progressive_url = video_data.get('progressiveUrl') + if progressive_url: + formats.append({ + 'url': progressive_url, + 'format_id': 'http', + }) + + m3u8_url = video_data.get('httpUrl') + if m3u8_url: + formats.extend(self._extract_m3u8_formats( + m3u8_url, video_id, 'mp4', 'm3u8_native', + m3u8_id='hls', fatal=False)) + + rtsp_url = video_data.get('rtspUrl') + if rtsp_url: + formats.append({ + 'url': rtsp_url, + 'format_id': 'rtsp', + }) + + return formats + + def _extract_folder(self, url, folder_id): + webpage = self._download_webpage(url, folder_id) + paths = orderedSet(re.findall( + r'''(?x)(?: + <li\s+class="folder">\s*<a\s+href="| + <a\s+href="(?=https?://livestre\.am/) + )([^"]+)"''', webpage)) + + entries = [{ + '_type': 'url', + 'url': compat_urlparse.urljoin(url, p), + } for p in paths] + + return self.playlist_result(entries, folder_id) + + def _real_extract(self, url): + mobj = self._match_valid_url(url) + user = mobj.group('user') + url_type = mobj.group('type') + content_id = mobj.group('id') + if url_type == 'folder': + return self._extract_folder(url, content_id) + else: + # this url is used on mobile devices + stream_url = 'http://x%sx.api.channel.livestream.com/3.0/getstream.json' % user + info = {} + if content_id: + stream_url += '?id=%s' % content_id + info = self._extract_video_info(user, content_id) + else: + content_id = user + webpage = self._download_webpage(url, content_id) + info = { + 'title': self._og_search_title(webpage), + 'description': self._og_search_description(webpage), + 'thumbnail': self._search_regex(r'channelLogo\.src\s*=\s*"([^"]+)"', webpage, 'thumbnail', None), + } + video_data = self._download_json(stream_url, content_id) + is_live = video_data.get('isLive') + info.update({ + 'id': content_id, + 'title': info['title'], + 'formats': self._extract_video_formats(video_data, content_id), + 'is_live': is_live, + }) + return info + + +# The server doesn't support HEAD request, the generic extractor can't detect +# the redirection +class LivestreamShortenerIE(InfoExtractor): + IE_NAME = 'livestream:shortener' + IE_DESC = False # Do not list + _VALID_URL = r'https?://livestre\.am/(?P<id>.+)' + + def _real_extract(self, url): + mobj = self._match_valid_url(url) + id = mobj.group('id') + webpage = self._download_webpage(url, id) + + return self.url_result(self._og_search_url(webpage)) |