from __future__ import unicode_literals import re from .common import InfoExtractor from ..utils import ( ExtractorError, unified_strdate ) class JoveIE(InfoExtractor): _VALID_URL = r'https?://(?:www\.)?jove\.com/video/(?P<id>[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 = re.match(self._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'<div id="section_body_summary"><p class="jove_content">(.+?)</p>', 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'<meta name="num_comments" content="(\d+) Comments?"', webpage, 'comment count', fatal=False)) return { 'id': video_id, 'title': title, 'url': video_url, 'thumbnail': thumbnail, 'description': description, 'upload_date': publish_date, 'comment_count': comment_count, }