from .common import InfoExtractor from ..utils import ExtractorError, unified_strdate class JoveIE(InfoExtractor): _VALID_URL = r'https?://(?:www\.)?jove\.com/video/(?P[0-9]+)' _CHAPTERS_URL = 'http://www.jove.com/video-chapters?videoid={video_id:}' _TESTS = [ { 'url': 'http://www.jove.com/video/2744/electrode-positioning-montage-transcranial-direct-current', 'md5': '93723888d82dbd6ba8b3d7d0cd65dd2b', 'info_dict': { 'id': '2744', 'ext': 'mp4', 'title': 'Electrode Positioning and Montage in Transcranial Direct Current Stimulation', 'description': 'md5:015dd4509649c0908bc27f049e0262c6', 'thumbnail': r're:^https?://.*\.png$', 'upload_date': '20110523', } }, { 'url': 'http://www.jove.com/video/51796/culturing-caenorhabditis-elegans-axenic-liquid-media-creation', 'md5': '914aeb356f416811d911996434811beb', 'info_dict': { 'id': '51796', 'ext': 'mp4', 'title': 'Culturing Caenorhabditis elegans in Axenic Liquid Media and Creation of Transgenic Worms by Microparticle Bombardment', 'description': 'md5:35ff029261900583970c4023b70f1dc9', 'thumbnail': r're:^https?://.*\.png$', 'upload_date': '20140802', } }, ] def _real_extract(self, url): mobj = self._match_valid_url(url) video_id = mobj.group('id') webpage = self._download_webpage(url, video_id) chapters_id = self._html_search_regex( r'/video-chapters\?videoid=([0-9]+)', webpage, 'chapters id') chapters_xml = self._download_xml( self._CHAPTERS_URL.format(video_id=chapters_id), video_id, note='Downloading chapters XML', errnote='Failed to download chapters XML') video_url = chapters_xml.attrib.get('video') if not video_url: raise ExtractorError('Failed to get the video URL') title = self._html_search_meta('citation_title', webpage, 'title') thumbnail = self._og_search_thumbnail(webpage) description = self._html_search_regex( r'

(.+?)

', webpage, 'description', fatal=False) publish_date = unified_strdate(self._html_search_meta( 'citation_publication_date', webpage, 'publish date', fatal=False)) comment_count = int(self._html_search_regex( r'