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@ -1,4 +1,7 @@
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from HTMLParser import HTMLParser
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import json
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import re
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import re
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from urlparse import urljoin
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from .common import InfoExtractor
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from .common import InfoExtractor
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@ -43,3 +46,70 @@ class UstreamIE(InfoExtractor):
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'thumbnail': thumbnail,
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'thumbnail': thumbnail,
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}
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}
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return info
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return info
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# More robust than regular expressions
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class ChannelParser(HTMLParser):
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"""
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<meta name="ustream:channel_id" content="1234">
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"""
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channel_id = None
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def handle_starttag(self, tag, attrs):
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if tag != 'meta':
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return
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values = dict(attrs)
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if values.get('name') != 'ustream:channel_id':
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return
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value = values.get('content', '')
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if value.isdigit():
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self.channel_id = value
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class SocialstreamParser(HTMLParser):
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"""
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<li class="content123 video" data-content-id="123" data-length="1452"
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data-href="/recorded/123" data-og-url="/recorded/123">
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"""
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def __init__(self):
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HTMLParser.__init__(self)
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self.content_ids = []
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def handle_starttag(self, tag, attrs):
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if tag != 'li':
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return
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for (attr, value) in attrs:
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if attr == 'data-content-id' and value.isdigit():
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self.content_ids.append(value)
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class UstreamChannelIE(InfoExtractor):
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_VALID_URL = r'https?://www\.ustream\.tv/channel/(?P<slug>.+)'
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IE_NAME = u'ustream:channel'
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def _real_extract(self, url):
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m = re.match(self._VALID_URL, url)
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slug = m.group('slug')
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# Slugs can be non-ascii, but youtube-dl can't handle non-ascii command lines,
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# so if we got this far it's probably percent encoded and we needn't worry.
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p = ChannelParser()
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p.feed(self._download_webpage(url, slug))
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p.close()
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channel_id = p.channel_id
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p = SocialstreamParser()
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BASE = 'http://www.ustream.tv'
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next_url = '/ajax/socialstream/videos/%s/1.json' % channel_id
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while next_url:
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reply = json.loads(self._download_webpage(urljoin(BASE, next_url), channel_id))
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p.feed(reply['data'])
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next_url = reply['nextUrl']
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p.close()
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video_ids = p.content_ids
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# From YoutubeChannelIE
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self._downloader.to_screen(u'[ustream] Channel %s: Found %i videos' % (channel_id, len(video_ids)))
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urls = ['http://www.ustream.tv/recorded/' + vid for vid in video_ids]
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url_entries = [self.url_result(eurl, 'Ustream') for eurl in urls]
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return [self.playlist_result(url_entries, channel_id)]
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