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youtube-dl/youtube_dl/extractor/ustream.py
Jaime Marquínez Ferrándiz a921f40799 [ustream] Simplify channel extraction
the ChannelParser has been moved to a new function in utils get_meta_content
Instead of the SocialStreamParser now it uses a regex
2013-09-13 22:05:29 +02:00

73 lines
2.5 KiB
Python

import json
import re
from .common import InfoExtractor
from ..utils import (
compat_urlparse,
get_meta_content,
)
class UstreamIE(InfoExtractor):
_VALID_URL = r'https?://www\.ustream\.tv/recorded/(?P<videoID>\d+)'
IE_NAME = u'ustream'
_TEST = {
u'url': u'http://www.ustream.tv/recorded/20274954',
u'file': u'20274954.flv',
u'md5': u'088f151799e8f572f84eb62f17d73e5c',
u'info_dict': {
u"uploader": u"Young Americans for Liberty",
u"title": u"Young Americans for Liberty February 7, 2012 2:28 AM"
}
}
def _real_extract(self, url):
m = re.match(self._VALID_URL, url)
video_id = m.group('videoID')
video_url = u'http://tcdn.ustream.tv/video/%s' % video_id
webpage = self._download_webpage(url, video_id)
self.report_extraction(video_id)
video_title = self._html_search_regex(r'data-title="(?P<title>.+)"',
webpage, u'title')
uploader = self._html_search_regex(r'data-content-type="channel".*?>(?P<uploader>.*?)</a>',
webpage, u'uploader', fatal=False, flags=re.DOTALL)
thumbnail = self._html_search_regex(r'<link rel="image_src" href="(?P<thumb>.*?)"',
webpage, u'thumbnail', fatal=False)
info = {
'id': video_id,
'url': video_url,
'ext': 'flv',
'title': video_title,
'uploader': uploader,
'thumbnail': thumbnail,
}
return info
class UstreamChannelIE(InfoExtractor):
_VALID_URL = r'https?://www\.ustream\.tv/channel/(?P<slug>.+)'
IE_NAME = u'ustream:channel'
def _real_extract(self, url):
m = re.match(self._VALID_URL, url)
slug = m.group('slug')
webpage = self._download_webpage(url, slug)
channel_id = get_meta_content('ustream:channel_id', webpage)
BASE = 'http://www.ustream.tv'
next_url = '/ajax/socialstream/videos/%s/1.json' % channel_id
video_ids = []
while next_url:
reply = json.loads(self._download_webpage(compat_urlparse.urljoin(BASE, next_url), channel_id))
video_ids.extend(re.findall(r'data-content-id="(\d.*)"', reply['data']))
next_url = reply['nextUrl']
urls = ['http://www.ustream.tv/recorded/' + vid for vid in video_ids]
url_entries = [self.url_result(eurl, 'Ustream') for eurl in urls]
return self.playlist_result(url_entries, channel_id)