diff options
Diffstat (limited to 'youtube_dl/extractor/livestream.py')
| -rw-r--r-- | youtube_dl/extractor/livestream.py | 104 |
1 files changed, 90 insertions, 14 deletions
diff --git a/youtube_dl/extractor/livestream.py b/youtube_dl/extractor/livestream.py index 1ea1bbab4..281a0ce40 100644 --- a/youtube_dl/extractor/livestream.py +++ b/youtube_dl/extractor/livestream.py @@ -5,11 +5,14 @@ import json from .common import InfoExtractor from ..utils import ( + compat_str, compat_urllib_parse_urlparse, compat_urlparse, - xpath_with_ns, - compat_str, + ExtractorError, + find_xpath_attr, + int_or_none, orderedSet, + xpath_with_ns, ) @@ -24,20 +27,82 @@ class LivestreamIE(InfoExtractor): 'ext': 'mp4', 'title': 'Live from Webster Hall NYC', 'upload_date': '20121012', + 'like_count': int, + 'view_count': int, + 'thumbnail': 're:^http://.*\.jpg$' } } + def _parse_smil(self, video_id, smil_url): + formats = [] + _SWITCH_XPATH = ( + './/{http://www.w3.org/2001/SMIL20/Language}body/' + '{http://www.w3.org/2001/SMIL20/Language}switch') + smil_doc = self._download_xml( + smil_url, video_id, + note='Downloading SMIL information', + errnote='Unable to download SMIL information', + fatal=False) + if smil_doc is False: # Download failed + return formats + title_node = find_xpath_attr( + smil_doc, './/{http://www.w3.org/2001/SMIL20/Language}meta', + 'name', 'title') + if title_node is None: + self.report_warning('Cannot find SMIL id') + switch_node = smil_doc.find(_SWITCH_XPATH) + else: + title_id = title_node.attrib['content'] + switch_node = find_xpath_attr( + smil_doc, _SWITCH_XPATH, 'id', title_id) + if switch_node is None: + raise ExtractorError('Cannot find switch node') + video_nodes = switch_node.findall( + '{http://www.w3.org/2001/SMIL20/Language}video') + + for vn in video_nodes: + tbr = int_or_none(vn.attrib.get('system-bitrate')) + furl = ( + 'http://livestream-f.akamaihd.net/%s?v=3.0.3&fp=WIN%%2014,0,0,145' % + (vn.attrib['src'])) + 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, + }) + return formats + def _extract_video_info(self, video_data): - video_url = ( - video_data.get('progressive_url_hd') or - video_data.get('progressive_url') + video_id = compat_str(video_data['id']) + + FORMAT_KEYS = ( + ('sd', 'progressive_url'), + ('hd', 'progressive_url_hd'), ) + formats = [{ + 'format_id': format_id, + 'url': video_data[key], + 'quality': i + 1, + } for i, (format_id, key) in enumerate(FORMAT_KEYS) + if video_data.get(key)] + + smil_url = video_data.get('smil_url') + if smil_url: + formats.extend(self._parse_smil(video_id, smil_url)) + self._sort_formats(formats) + return { - 'id': compat_str(video_data['id']), - 'url': video_url, + 'id': video_id, + 'formats': formats, 'title': video_data['caption'], - 'thumbnail': video_data['thumbnail_url'], + 'thumbnail': video_data.get('thumbnail_url'), 'upload_date': video_data['updated_at'].replace('-', '')[:8], + 'like_count': video_data.get('likes', {}).get('total'), + 'view_count': video_data.get('views'), } def _real_extract(self, url): @@ -46,17 +111,28 @@ class LivestreamIE(InfoExtractor): event_name = mobj.group('event_name') webpage = self._download_webpage(url, video_id or event_name) - if video_id is None: - # This is an event page: + og_video = self._og_search_video_url(webpage, 'player url', fatal=False, default=None) + if og_video is None: config_json = self._search_regex( r'window.config = ({.*?});', webpage, 'window config') info = json.loads(config_json)['event'] + + def is_relevant(vdata, vid): + result = vdata['type'] == 'video' + if video_id is not None: + result = result and compat_str(vdata['data']['id']) == vid + return result + videos = [self._extract_video_info(video_data['data']) - for video_data in info['feed']['data'] - if video_data['type'] == 'video'] - return self.playlist_result(videos, info['id'], info['full_name']) + for video_data in info['feed']['data'] + if is_relevant(video_data, video_id)] + if video_id is None: + # This is an event page: + return self.playlist_result(videos, info['id'], info['full_name']) + else: + if videos: + return videos[0] else: - og_video = self._og_search_video_url(webpage, 'player url') query_str = compat_urllib_parse_urlparse(og_video).query query = compat_urlparse.parse_qs(query_str) api_url = query['play_url'][0].replace('.smil', '') |