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youtube-dl

[mirror] Download/Watch videos from video hostersgit clone https://hacktivis.me/git/mirror/youtube-dl.git

slideshare.py (2132B)

    

  1. from __future__ import unicode_literals
  3. import re
  4. import json
  6. from .common import InfoExtractor
  7. from ..compat import (
  8.     compat_urlparse,
  9. )
  10. from ..utils import (
  11.     ExtractorError,
  12.     get_element_by_id,
  13. )
  16. class SlideshareIE(InfoExtractor):
  17.     _VALID_URL = r'https?://(?:www\.)?slideshare\.net/[^/]+?/(?P<title>.+?)($|\?)'
  19.     _TEST = {
  20.         'url': 'http://www.slideshare.net/Dataversity/keynote-presentation-managing-scale-and-complexity',
  21.         'info_dict': {
  22.             'id': '25665706',
  23.             'ext': 'mp4',
  24.             'title': 'Managing Scale and Complexity',
  25.             'description': 'This was a keynote presentation at the NoSQL Now! 2013 Conference & Expo (http://www.nosqlnow.com). This presentation was given by Adrian Cockcroft from Netflix.',
  26.         },
  27.     }
  29.     def _real_extract(self, url):
  30.         mobj = re.match(self._VALID_URL, url)
  31.         page_title = mobj.group('title')
  32.         webpage = self._download_webpage(url, page_title)
  33.         slideshare_obj = self._search_regex(
  34.             r'\$\.extend\(.*?slideshare_object,\s*(\{.*?\})\);',
  35.             webpage, 'slideshare object')
  36.         info = json.loads(slideshare_obj)
  37.         if info['slideshow']['type'] != 'video':
  38.             raise ExtractorError('Webpage type is "%s": only video extraction is supported for Slideshare' % info['slideshow']['type'], expected=True)
  40.         doc = info['doc']
  41.         bucket = info['jsplayer']['video_bucket']
  42.         ext = info['jsplayer']['video_extension']
  43.         video_url = compat_urlparse.urljoin(bucket, doc + '-SD.' + ext)
  44.         description = get_element_by_id('slideshow-description-paragraph', webpage) or self._html_search_regex(
  45.             r'(?s)<p[^>]+itemprop="description"[^>]*>(.+?)</p>', webpage,
  46.             'description', fatal=False)
  48.         return {
  49.             '_type': 'video',
  50.             'id': info['slideshow']['id'],
  51.             'title': info['slideshow']['title'],
  52.             'ext': ext,
  53.             'url': video_url,
  54.             'thumbnail': info['slideshow']['pin_image_url'],
  55.             'description': description.strip() if description else None,
  56.         }