diff options
| -rw-r--r-- | youtube_dl/extractor/__init__.py | 2 | ||||
| -rw-r--r-- | youtube_dl/extractor/ustream.py | 70 |
2 files changed, 71 insertions, 1 deletions
diff --git a/youtube_dl/extractor/__init__.py b/youtube_dl/extractor/__init__.py index 26cf24935..a7cddef73 100644 --- a/youtube_dl/extractor/__init__.py +++ b/youtube_dl/extractor/__init__.py @@ -96,7 +96,7 @@ from .tudou import TudouIE from .tumblr import TumblrIE from .tutv import TutvIE from .unistra import UnistraIE -from .ustream import UstreamIE +from .ustream import UstreamIE, UstreamChannelIE from .vbox7 import Vbox7IE from .veehd import VeeHDIE from .veoh import VeohIE diff --git a/youtube_dl/extractor/ustream.py b/youtube_dl/extractor/ustream.py index 5f423870a..16cdcc765 100644 --- a/youtube_dl/extractor/ustream.py +++ b/youtube_dl/extractor/ustream.py @@ -1,4 +1,7 @@ +from HTMLParser import HTMLParser +import json import re +from urlparse import urljoin from .common import InfoExtractor @@ -43,3 +46,70 @@ class UstreamIE(InfoExtractor): 'thumbnail': thumbnail, } return info + +# More robust than regular expressions + +class ChannelParser(HTMLParser): + """ + <meta name="ustream:channel_id" content="1234"> + """ + channel_id = None + + def handle_starttag(self, tag, attrs): + if tag != 'meta': + return + values = dict(attrs) + if values.get('name') != 'ustream:channel_id': + return + value = values.get('content', '') + if value.isdigit(): + self.channel_id = value + +class SocialstreamParser(HTMLParser): + """ + <li class="content123 video" data-content-id="123" data-length="1452" + data-href="/recorded/123" data-og-url="/recorded/123"> + """ + def __init__(self): + HTMLParser.__init__(self) + self.content_ids = [] + + def handle_starttag(self, tag, attrs): + if tag != 'li': + return + for (attr, value) in attrs: + if attr == 'data-content-id' and value.isdigit(): + self.content_ids.append(value) + +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') + # Slugs can be non-ascii, but youtube-dl can't handle non-ascii command lines, + # so if we got this far it's probably percent encoded and we needn't worry. + + p = ChannelParser() + p.feed(self._download_webpage(url, slug)) + p.close() + channel_id = p.channel_id + + p = SocialstreamParser() + BASE = 'http://www.ustream.tv' + next_url = '/ajax/socialstream/videos/%s/1.json' % channel_id + while next_url: + reply = json.loads(self._download_webpage(urljoin(BASE, next_url), channel_id)) + p.feed(reply['data']) + next_url = reply['nextUrl'] + p.close() + video_ids = p.content_ids + + # From YoutubeChannelIE + + self._downloader.to_screen(u'[ustream] Channel %s: Found %i videos' % (channel_id, len(video_ids))) + + 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)] |