- from __future__ import unicode_literals
-
- import re
-
- from .common import InfoExtractor
- from ..compat import (
- compat_urlparse,
- compat_str,
- )
- from ..utils import (
- parse_duration,
- js_to_json,
- parse_iso8601,
- )
-
-
- class ViideaIE(InfoExtractor):
- _VALID_URL = r'''(?x)http://(?: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<id>[^/]+)(?:/video/(?P<part>\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': 're:http://.*\.jpg',
- 'timestamp': 1372349289,
- 'upload_date': '20130627',
- 'duration': 565,
- },
- }, {
- # 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': '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': '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': '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': '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': 're:http://.*\.jpg',
- 'duration': 5641,
- 'timestamp': 1251622800,
- 'upload_date': '20090830',
- },
- }],
- 'playlist_count': 2,
- }]
-
- def _real_extract(self, url):
- lecture_slug, explicit_part_id = re.match(self._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:')
-
- lecture_data = self._download_json(
- '%s/site/api/lecture/%s?format=json' % (base_url, lecture_id),
- lecture_id)['lecture'][0]
-
- 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'<a[^>]+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
|
