import re from .common import InfoExtractor from ..compat import ( compat_str, compat_urlparse, ) from ..networking.exceptions import HTTPError from ..utils import ( ExtractorError, js_to_json, parse_duration, parse_iso8601, ) class ViideaIE(InfoExtractor): _VALID_URL = r'''(?x)https?://(?:www\.)?(?: videolectures\.net| flexilearn\.viidea\.net| presentations\.ocwconsortium\.org| video\.travel-zoom\.si| video\.pomp-forum\.si| tv\.nil\.si| video\.hekovnik.com| video\.szko\.si| kpk\.viidea\.com| inside\.viidea\.net| video\.kiberpipa\.org| bvvideo\.si| kongres\.viidea\.net| edemokracija\.viidea\.com )(?:/lecture)?/(?P[^/]+)(?:/video/(?P\d+))?/*(?:[#?].*)?$''' _TESTS = [{ 'url': 'http://videolectures.net/promogram_igor_mekjavic_eng/', 'info_dict': { 'id': '20171', 'display_id': 'promogram_igor_mekjavic_eng', 'ext': 'mp4', 'title': 'Automatics, robotics and biocybernetics', 'description': 'md5:815fc1deb6b3a2bff99de2d5325be482', 'thumbnail': r're:http://.*\.jpg', 'timestamp': 1372349289, 'upload_date': '20130627', 'duration': 565, }, 'params': { # m3u8 download 'skip_download': True, }, }, { # video with invalid direct format links (HTTP 403) 'url': 'http://videolectures.net/russir2010_filippova_nlp/', 'info_dict': { 'id': '14891', 'display_id': 'russir2010_filippova_nlp', 'ext': 'flv', 'title': 'NLP at Google', 'description': 'md5:fc7a6d9bf0302d7cc0e53f7ca23747b3', 'thumbnail': r're:http://.*\.jpg', 'timestamp': 1284375600, 'upload_date': '20100913', 'duration': 5352, }, 'params': { # rtmp download 'skip_download': True, }, }, { # event playlist 'url': 'http://videolectures.net/deeplearning2015_montreal/', 'info_dict': { 'id': '23181', 'title': 'Deep Learning Summer School, Montreal 2015', 'description': 'md5:0533a85e4bd918df52a01f0e1ebe87b7', 'thumbnail': r're:http://.*\.jpg', 'timestamp': 1438560000, }, 'playlist_count': 30, }, { # multi part lecture 'url': 'http://videolectures.net/mlss09uk_bishop_ibi/', 'info_dict': { 'id': '9737', 'display_id': 'mlss09uk_bishop_ibi', 'title': 'Introduction To Bayesian Inference', 'thumbnail': r're:http://.*\.jpg', 'timestamp': 1251622800, }, 'playlist': [{ 'info_dict': { 'id': '9737_part1', 'display_id': 'mlss09uk_bishop_ibi_part1', 'ext': 'wmv', 'title': 'Introduction To Bayesian Inference (Part 1)', 'thumbnail': r're:http://.*\.jpg', 'duration': 4622, 'timestamp': 1251622800, 'upload_date': '20090830', }, }, { 'info_dict': { 'id': '9737_part2', 'display_id': 'mlss09uk_bishop_ibi_part2', 'ext': 'wmv', 'title': 'Introduction To Bayesian Inference (Part 2)', 'thumbnail': r're:http://.*\.jpg', 'duration': 5641, 'timestamp': 1251622800, 'upload_date': '20090830', }, }], 'playlist_count': 2, }] def _real_extract(self, url): lecture_slug, explicit_part_id = self._match_valid_url(url).groups() webpage = self._download_webpage(url, lecture_slug) cfg = self._parse_json(self._search_regex( [r'cfg\s*:\s*({.+?})\s*,\s*[\da-zA-Z_]+\s*:\s*\(?\s*function', r'cfg\s*:\s*({[^}]+})'], webpage, 'cfg'), lecture_slug, js_to_json) lecture_id = compat_str(cfg['obj_id']) base_url = self._proto_relative_url(cfg['livepipe'], 'http:') try: lecture_data = self._download_json( '%s/site/api/lecture/%s?format=json' % (base_url, lecture_id), lecture_id)['lecture'][0] except ExtractorError as e: if isinstance(e.cause, HTTPError) and e.cause.status == 403: msg = self._parse_json( e.cause.response.read().decode('utf-8'), lecture_id) raise ExtractorError(msg['detail'], expected=True) raise lecture_info = { 'id': lecture_id, 'display_id': lecture_slug, 'title': lecture_data['title'], 'timestamp': parse_iso8601(lecture_data.get('time')), 'description': lecture_data.get('description_wiki'), 'thumbnail': lecture_data.get('thumb'), } playlist_entries = [] lecture_type = lecture_data.get('type') parts = [compat_str(video) for video in cfg.get('videos', [])] if parts: multipart = len(parts) > 1 def extract_part(part_id): smil_url = '%s/%s/video/%s/smil.xml' % (base_url, lecture_slug, part_id) smil = self._download_smil(smil_url, lecture_id) info = self._parse_smil(smil, smil_url, lecture_id) info['id'] = lecture_id if not multipart else '%s_part%s' % (lecture_id, part_id) info['display_id'] = lecture_slug if not multipart else '%s_part%s' % (lecture_slug, part_id) if multipart: info['title'] += ' (Part %s)' % part_id switch = smil.find('.//switch') if switch is not None: info['duration'] = parse_duration(switch.attrib.get('dur')) item_info = lecture_info.copy() item_info.update(info) return item_info if explicit_part_id or not multipart: result = extract_part(explicit_part_id or parts[0]) else: result = { '_type': 'multi_video', 'entries': [extract_part(part) for part in parts], } result.update(lecture_info) # Immediately return explicitly requested part or non event item if explicit_part_id or lecture_type != 'evt': return result playlist_entries.append(result) # It's probably a playlist if not parts or lecture_type == 'evt': playlist_webpage = self._download_webpage( '%s/site/ajax/drilldown/?id=%s' % (base_url, lecture_id), lecture_id) entries = [ self.url_result(compat_urlparse.urljoin(url, video_url), 'Viidea') for _, video_url in re.findall( r']+href=(["\'])(.+?)\1[^>]+id=["\']lec=\d+', playlist_webpage)] playlist_entries.extend(entries) playlist = self.playlist_result(playlist_entries, lecture_id) playlist.update(lecture_info) return playlist