youtube-dl/youtube_dl/extractor/livestream.py
Jaime Marquínez Ferrándiz 78338f71ca [livestream:original] Add support for folder urls (closes #2631)
The webpage only contains shortened links for the videos, since the server
doesn't support HEAD requests, we use an specific extractor for them.
2014-06-26 16:34:36 +02:00

143 lines
5.1 KiB
Python

from __future__ import unicode_literals
import re
import json
from .common import InfoExtractor
from ..utils import (
compat_urllib_parse_urlparse,
compat_urlparse,
xpath_with_ns,
compat_str,
orderedSet,
)
class LivestreamIE(InfoExtractor):
IE_NAME = 'livestream'
_VALID_URL = r'http://new\.livestream\.com/.*?/(?P<event_name>.*?)(/videos/(?P<id>\d+))?/?$'
_TEST = {
'url': 'http://new.livestream.com/CoheedandCambria/WebsterHall/videos/4719370',
'md5': '53274c76ba7754fb0e8d072716f2292b',
'info_dict': {
'id': '4719370',
'ext': 'mp4',
'title': 'Live from Webster Hall NYC',
'upload_date': '20121012',
}
}
def _extract_video_info(self, video_data):
video_url = video_data.get('progressive_url_hd') or video_data.get('progressive_url')
return {
'id': compat_str(video_data['id']),
'url': video_url,
'ext': 'mp4',
'title': video_data['caption'],
'thumbnail': video_data['thumbnail_url'],
'upload_date': video_data['updated_at'].replace('-', '')[:8],
}
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
video_id = mobj.group('id')
event_name = mobj.group('event_name')
webpage = self._download_webpage(url, video_id or event_name)
if video_id is None:
# This is an event page:
config_json = self._search_regex(
r'window.config = ({.*?});', webpage, 'window config')
info = json.loads(config_json)['event']
videos = [self._extract_video_info(video_data['data'])
for video_data in info['feed']['data'] if video_data['type'] == 'video']
return self.playlist_result(videos, info['id'], info['full_name'])
else:
og_video = self._og_search_video_url(webpage, 'player url')
query_str = compat_urllib_parse_urlparse(og_video).query
query = compat_urlparse.parse_qs(query_str)
api_url = query['play_url'][0].replace('.smil', '')
info = json.loads(self._download_webpage(
api_url, video_id, 'Downloading video info'))
return self._extract_video_info(info)
# The original version of Livestream uses a different system
class LivestreamOriginalIE(InfoExtractor):
IE_NAME = 'livestream:original'
_VALID_URL = r'''(?x)https?://www\.livestream\.com/
(?P<user>[^/]+)/(?P<type>video|folder)
(?:\?.*?Id=|/)(?P<id>.*?)(&|$)
'''
_TEST = {
'url': 'http://www.livestream.com/dealbook/video?clipId=pla_8aa4a3f1-ba15-46a4-893b-902210e138fb',
'info_dict': {
'id': 'pla_8aa4a3f1-ba15-46a4-893b-902210e138fb',
'ext': 'flv',
'title': 'Spark 1 (BitCoin) with Cameron Winklevoss & Tyler Winklevoss of Winklevoss Capital',
},
'params': {
# rtmp
'skip_download': True,
},
}
def _extract_video(self, user, video_id):
api_url = 'http://x{0}x.api.channel.livestream.com/2.0/clipdetails?extendedInfo=true&id={1}'.format(user, video_id)
info = self._download_xml(api_url, video_id)
item = info.find('channel').find('item')
ns = {'media': 'http://search.yahoo.com/mrss'}
thumbnail_url = item.find(xpath_with_ns('media:thumbnail', ns)).attrib['url']
# Remove the extension and number from the path (like 1.jpg)
path = self._search_regex(r'(user-files/.+)_.*?\.jpg$', thumbnail_url, 'path')
return {
'id': video_id,
'title': item.find('title').text,
'url': 'rtmp://extondemand.livestream.com/ondemand',
'play_path': 'mp4:trans/dv15/mogulus-{0}.mp4'.format(path),
'ext': 'flv',
'thumbnail': thumbnail_url,
}
def _extract_folder(self, url, folder_id):
webpage = self._download_webpage(url, folder_id)
urls = orderedSet(re.findall(r'<a href="(https?://livestre\.am/.*?)"', webpage))
return {
'_type': 'playlist',
'id': folder_id,
'entries': [{
'_type': 'url',
'url': video_url,
} for video_url in urls],
}
def _real_extract(self, url):
mobj = re.match(self._VALID_URL, url)
id = mobj.group('id')
user = mobj.group('user')
url_type = mobj.group('type')
if url_type == 'folder':
return self._extract_folder(url, id)
else:
return self._extract_video(user, id)
# 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 = re.match(self._VALID_URL, url)
id = mobj.group('id')
webpage = self._download_webpage(url, id)
return {
'_type': 'url',
'url': self._og_search_url(webpage),
}