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277 lines
10 KiB
277 lines
10 KiB
from __future__ import unicode_literals |
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import re |
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import json |
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import itertools |
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from .common import InfoExtractor |
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from ..compat import ( |
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compat_str, |
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compat_urllib_parse_urlparse, |
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compat_urlparse, |
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) |
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from ..utils import ( |
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ExtractorError, |
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find_xpath_attr, |
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int_or_none, |
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orderedSet, |
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xpath_with_ns, |
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) |
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class LivestreamIE(InfoExtractor): |
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IE_NAME = 'livestream' |
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_VALID_URL = r'https?://(?:new\.)?livestream\.com/.*?/(?P<event_name>.*?)(/videos/(?P<id>[0-9]+)(?:/player)?)?/?(?:$|[?#])' |
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_TESTS = [{ |
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'url': 'http://new.livestream.com/CoheedandCambria/WebsterHall/videos/4719370', |
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'md5': '53274c76ba7754fb0e8d072716f2292b', |
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'info_dict': { |
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'id': '4719370', |
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'ext': 'mp4', |
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'title': 'Live from Webster Hall NYC', |
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'upload_date': '20121012', |
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'like_count': int, |
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'view_count': int, |
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'thumbnail': 're:^http://.*\.jpg$' |
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} |
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}, { |
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'url': 'http://new.livestream.com/tedx/cityenglish', |
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'info_dict': { |
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'title': 'TEDCity2.0 (English)', |
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'id': '2245590', |
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}, |
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'playlist_mincount': 4, |
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}, { |
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'url': 'http://new.livestream.com/chess24/tatasteelchess', |
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'info_dict': { |
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'title': 'Tata Steel Chess', |
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'id': '3705884', |
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}, |
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'playlist_mincount': 60, |
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}, { |
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'url': 'https://new.livestream.com/accounts/362/events/3557232/videos/67864563/player?autoPlay=false&height=360&mute=false&width=640', |
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'only_matching': True, |
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}, { |
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'url': 'http://livestream.com/bsww/concacafbeachsoccercampeonato2015', |
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'only_matching': True, |
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}] |
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def _parse_smil(self, video_id, smil_url): |
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formats = [] |
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_SWITCH_XPATH = ( |
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'.//{http://www.w3.org/2001/SMIL20/Language}body/' |
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'{http://www.w3.org/2001/SMIL20/Language}switch') |
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smil_doc = self._download_xml( |
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smil_url, video_id, |
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note='Downloading SMIL information', |
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errnote='Unable to download SMIL information', |
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fatal=False) |
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if smil_doc is False: # Download failed |
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return formats |
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title_node = find_xpath_attr( |
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smil_doc, './/{http://www.w3.org/2001/SMIL20/Language}meta', |
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'name', 'title') |
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if title_node is None: |
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self.report_warning('Cannot find SMIL id') |
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switch_node = smil_doc.find(_SWITCH_XPATH) |
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else: |
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title_id = title_node.attrib['content'] |
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switch_node = find_xpath_attr( |
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smil_doc, _SWITCH_XPATH, 'id', title_id) |
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if switch_node is None: |
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raise ExtractorError('Cannot find switch node') |
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video_nodes = switch_node.findall( |
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'{http://www.w3.org/2001/SMIL20/Language}video') |
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for vn in video_nodes: |
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tbr = int_or_none(vn.attrib.get('system-bitrate')) |
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furl = ( |
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'http://livestream-f.akamaihd.net/%s?v=3.0.3&fp=WIN%%2014,0,0,145' % |
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(vn.attrib['src'])) |
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if 'clipBegin' in vn.attrib: |
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furl += '&ssek=' + vn.attrib['clipBegin'] |
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formats.append({ |
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'url': furl, |
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'format_id': 'smil_%d' % tbr, |
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'ext': 'flv', |
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'tbr': tbr, |
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'preference': -1000, |
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}) |
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return formats |
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def _extract_video_info(self, video_data): |
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video_id = compat_str(video_data['id']) |
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FORMAT_KEYS = ( |
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('sd', 'progressive_url'), |
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('hd', 'progressive_url_hd'), |
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) |
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formats = [{ |
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'format_id': format_id, |
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'url': video_data[key], |
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'quality': i + 1, |
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} for i, (format_id, key) in enumerate(FORMAT_KEYS) |
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if video_data.get(key)] |
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smil_url = video_data.get('smil_url') |
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if smil_url: |
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formats.extend(self._parse_smil(video_id, smil_url)) |
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self._sort_formats(formats) |
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return { |
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'id': video_id, |
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'formats': formats, |
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'title': video_data['caption'], |
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'thumbnail': video_data.get('thumbnail_url'), |
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'upload_date': video_data['updated_at'].replace('-', '')[:8], |
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'like_count': video_data.get('likes', {}).get('total'), |
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'view_count': video_data.get('views'), |
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} |
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def _extract_event(self, info): |
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event_id = compat_str(info['id']) |
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account = compat_str(info['owner_account_id']) |
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root_url = ( |
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'https://new.livestream.com/api/accounts/{account}/events/{event}/' |
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'feed.json'.format(account=account, event=event_id)) |
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def _extract_videos(): |
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last_video = None |
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for i in itertools.count(1): |
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if last_video is None: |
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info_url = root_url |
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else: |
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info_url = '{root}?&id={id}&newer=-1&type=video'.format( |
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root=root_url, id=last_video) |
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videos_info = self._download_json(info_url, event_id, 'Downloading page {0}'.format(i))['data'] |
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videos_info = [v['data'] for v in videos_info if v['type'] == 'video'] |
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if not videos_info: |
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break |
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for v in videos_info: |
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yield self._extract_video_info(v) |
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last_video = videos_info[-1]['id'] |
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return self.playlist_result(_extract_videos(), event_id, info['full_name']) |
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def _real_extract(self, url): |
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mobj = re.match(self._VALID_URL, url) |
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video_id = mobj.group('id') |
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event_name = mobj.group('event_name') |
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webpage = self._download_webpage(url, video_id or event_name) |
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og_video = self._og_search_video_url( |
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webpage, 'player url', fatal=False, default=None) |
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if og_video is not None: |
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query_str = compat_urllib_parse_urlparse(og_video).query |
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query = compat_urlparse.parse_qs(query_str) |
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if 'play_url' in query: |
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api_url = query['play_url'][0].replace('.smil', '') |
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info = json.loads(self._download_webpage( |
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api_url, video_id, 'Downloading video info')) |
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return self._extract_video_info(info) |
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config_json = self._search_regex( |
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r'window.config = ({.*?});', webpage, 'window config') |
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info = json.loads(config_json)['event'] |
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def is_relevant(vdata, vid): |
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result = vdata['type'] == 'video' |
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if video_id is not None: |
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result = result and compat_str(vdata['data']['id']) == vid |
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return result |
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if video_id is None: |
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# This is an event page: |
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return self._extract_event(info) |
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else: |
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videos = [self._extract_video_info(video_data['data']) |
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for video_data in info['feed']['data'] |
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if is_relevant(video_data, video_id)] |
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if not videos: |
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raise ExtractorError('Cannot find video %s' % video_id) |
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return videos[0] |
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# The original version of Livestream uses a different system |
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class LivestreamOriginalIE(InfoExtractor): |
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IE_NAME = 'livestream:original' |
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_VALID_URL = r'''(?x)https?://original\.livestream\.com/ |
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(?P<user>[^/]+)/(?P<type>video|folder) |
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(?:\?.*?Id=|/)(?P<id>.*?)(&|$) |
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''' |
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_TESTS = [{ |
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'url': 'http://original.livestream.com/dealbook/video?clipId=pla_8aa4a3f1-ba15-46a4-893b-902210e138fb', |
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'info_dict': { |
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'id': 'pla_8aa4a3f1-ba15-46a4-893b-902210e138fb', |
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'ext': 'mp4', |
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'title': 'Spark 1 (BitCoin) with Cameron Winklevoss & Tyler Winklevoss of Winklevoss Capital', |
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}, |
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}, { |
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'url': 'https://original.livestream.com/newplay/folder?dirId=a07bf706-d0e4-4e75-a747-b021d84f2fd3', |
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'info_dict': { |
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'id': 'a07bf706-d0e4-4e75-a747-b021d84f2fd3', |
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}, |
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'playlist_mincount': 4, |
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}] |
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def _extract_video(self, user, video_id): |
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api_url = 'http://x{0}x.api.channel.livestream.com/2.0/clipdetails?extendedInfo=true&id={1}'.format(user, video_id) |
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info = self._download_xml(api_url, video_id) |
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# this url is used on mobile devices |
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stream_url = 'http://x{0}x.api.channel.livestream.com/3.0/getstream.json?id={1}'.format(user, video_id) |
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stream_info = self._download_json(stream_url, video_id) |
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item = info.find('channel').find('item') |
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ns = {'media': 'http://search.yahoo.com/mrss'} |
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thumbnail_url = item.find(xpath_with_ns('media:thumbnail', ns)).attrib['url'] |
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return { |
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'id': video_id, |
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'title': item.find('title').text, |
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'url': stream_info['progressiveUrl'], |
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'thumbnail': thumbnail_url, |
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} |
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def _extract_folder(self, url, folder_id): |
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webpage = self._download_webpage(url, folder_id) |
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paths = orderedSet(re.findall( |
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r'''(?x)(?: |
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<li\s+class="folder">\s*<a\s+href="| |
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<a\s+href="(?=https?://livestre\.am/) |
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)([^"]+)"''', webpage)) |
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return { |
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'_type': 'playlist', |
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'id': folder_id, |
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'entries': [{ |
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'_type': 'url', |
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'url': compat_urlparse.urljoin(url, p), |
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} for p in paths], |
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} |
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def _real_extract(self, url): |
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mobj = re.match(self._VALID_URL, url) |
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id = mobj.group('id') |
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user = mobj.group('user') |
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url_type = mobj.group('type') |
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if url_type == 'folder': |
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return self._extract_folder(url, id) |
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else: |
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return self._extract_video(user, id) |
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# The server doesn't support HEAD request, the generic extractor can't detect |
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# the redirection |
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class LivestreamShortenerIE(InfoExtractor): |
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IE_NAME = 'livestream:shortener' |
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IE_DESC = False # Do not list |
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_VALID_URL = r'https?://livestre\.am/(?P<id>.+)' |
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def _real_extract(self, url): |
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mobj = re.match(self._VALID_URL, url) |
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id = mobj.group('id') |
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webpage = self._download_webpage(url, id) |
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return { |
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'_type': 'url', |
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'url': self._og_search_url(webpage), |
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}
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