_ Git - youtube-dl/blob - youtube_dl/extractor/cspan.py

   1 import re
   2
   3 from .common import InfoExtractor
   4 from ..utils import (
   5     compat_urllib_parse,
   6 )
   7
   8 class CSpanIE(InfoExtractor):
   9     _VALID_URL = r'http://www.c-spanvideo.org/program/(.*)'
  10
  11     def _real_extract(self, url):
  12         mobj = re.match(self._VALID_URL, url)
  13         prog_name = mobj.group(1)
  14         webpage = self._download_webpage(url, prog_name)
  15         video_id = self._search_regex(r'programid=(.*?)&', webpage, 'video id')
  16         data = compat_urllib_parse.urlencode({'programid': video_id,
  17                                               'dynamic':'1'})
  18         info_url = 'http://www.c-spanvideo.org/common/services/flashXml.php?' + data
  19         video_info = self._download_webpage(info_url, video_id, u'Downloading video info')
  20
  21         self.report_extraction(video_id)
  22
  23         title = self._html_search_regex(r'<string name="title">(.*?)</string>',
  24                                         video_info, 'title')
  25         description = self._html_search_regex(r'<meta (?:property="og:|name=")description" content="(.*?)"',
  26                                               webpage, 'description',
  27                                               flags=re.MULTILINE|re.DOTALL)
  28         thumbnail = self._html_search_regex(r'<meta property="og:image" content="(.*?)"',
  29                                             webpage, 'thumbnail')
  30
  31         url = self._search_regex(r'<string name="URL">(.*?)</string>',
  32                                  video_info, 'video url')
  33         url = url.replace('$(protocol)', 'rtmp').replace('$(port)', '443')
  34         path = self._search_regex(r'<string name="path">(.*?)</string>',
  35                             video_info, 'rtmp play path')
  36
  37         return {'id': video_id,
  38                 'title': title,
  39                 'ext': 'flv',
  40                 'url': url,
  41                 'play_path': path,
  42                 'description': description,
  43                 'thumbnail': thumbnail,
  44                 }