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

   1 # coding: utf-8
   2
   3 import re
   4 import xml.etree.ElementTree
   5 import json
   6
   7 from .common import InfoExtractor
   8 from ..utils import (
   9     compat_urlparse,
  10     ExtractorError,
  11     find_xpath_attr,
  12 )
  13
  14 class ORFIE(InfoExtractor):
  15     _VALID_URL = r'https?://tvthek\.orf\.at/(programs/.+?/episodes|topics/.+?)/(?P<id>\d+)'
  16
  17     def _real_extract(self, url):
  18         mobj = re.match(self._VALID_URL, url)
  19         playlist_id = mobj.group('id')
  20         webpage = self._download_webpage(url, playlist_id)
  21
  22         flash_xml = self._search_regex('ORF.flashXML = \'(.+?)\'', webpage, u'flash xml')
  23         flash_xml = compat_urlparse.parse_qs('xml='+flash_xml)['xml'][0]
  24         flash_config = xml.etree.ElementTree.fromstring(flash_xml.encode('utf-8'))
  25         playlist_json = self._search_regex(r'playlist\': \'(\[.*?\])\'', webpage, u'playlist').replace(r'\"','"')
  26         playlist = json.loads(playlist_json)
  27
  28         videos = []
  29         ns = '{http://tempuri.org/XMLSchema.xsd}'
  30         xpath = '%(ns)sPlaylist/%(ns)sItems/%(ns)sItem' % {'ns': ns}
  31         webpage_description = self._og_search_description(webpage)
  32         for (i, (item, info)) in enumerate(zip(flash_config.findall(xpath), playlist), 1):
  33             # Get best quality url
  34             rtmp_url = None
  35             for q in ['Q6A', 'Q4A', 'Q1A']:
  36                 video_url = find_xpath_attr(item, '%sVideoUrl' % ns, 'quality', q)
  37                 if video_url is not None:
  38                     rtmp_url = video_url.text
  39                     break
  40             if rtmp_url is None:
  41                 raise ExtractorError(u'Couldn\'t get video url: %s' % info['id'])
  42             description = self._html_search_regex(
  43                 r'id="playlist_entry_%s".*?<p>(.*?)</p>' % i, webpage,
  44                 u'description', default=webpage_description, flags=re.DOTALL)
  45             videos.append({
  46                 '_type': 'video',
  47                 'id': info['id'],
  48                 'title': info['title'],
  49                 'url': rtmp_url,
  50                 'ext': 'flv',
  51                 'description': description,
  52                 })
  53
  54         return videos