# coding: utf-8 from __future__ import unicode_literals import re import json from .common import InfoExtractor from ..compat import ( compat_str, compat_urlparse, ) from ..utils import ( ExtractorError, float_or_none, mimetype2ext, str_or_none, try_get, unescapeHTML, unsmuggle_url, url_or_none, urljoin, ) _ID_RE = r'(?:[0-9a-f]{32,34}|[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12,14})' class MediasiteIE(InfoExtractor): _VALID_URL = r'(?xi)https?://[^/]+/Mediasite/(?:Play|Showcase/[^/#?]+/Presentation)/(?P<id>%s)(?P<query>\?[^#]+|)' % _ID_RE _TESTS = [ { 'url': 'https://hitsmediaweb.h-its.org/mediasite/Play/2db6c271681e4f199af3c60d1f82869b1d', 'info_dict': { 'id': '2db6c271681e4f199af3c60d1f82869b1d', 'ext': 'mp4', 'title': 'Lecture: Tuesday, September 20, 2016 - Sir Andrew Wiles', 'description': 'Sir Andrew Wiles: “Equations in arithmetic”\\n\\nI will describe some of the interactions between modern number theory and the problem of solving equations in rational numbers or integers\\u0027.', 'timestamp': 1474268400.0, 'upload_date': '20160919', }, }, { 'url': 'http://mediasite.uib.no/Mediasite/Play/90bb363295d945d6b548c867d01181361d?catalog=a452b7df-9ae1-46b7-a3ba-aceeb285f3eb', 'info_dict': { 'id': '90bb363295d945d6b548c867d01181361d', 'ext': 'mp4', 'upload_date': '20150429', 'title': '5) IT-forum 2015-Dag 1 - Dungbeetle - How and why Rain created a tiny bug tracker for Unity', 'timestamp': 1430311380.0, }, }, { 'url': 'https://collegerama.tudelft.nl/Mediasite/Play/585a43626e544bdd97aeb71a0ec907a01d', 'md5': '481fda1c11f67588c0d9d8fbdced4e39', 'info_dict': { 'id': '585a43626e544bdd97aeb71a0ec907a01d', 'ext': 'mp4', 'title': 'Een nieuwe wereld: waarden, bewustzijn en techniek van de mensheid 2.0.', 'description': '', 'thumbnail': r're:^https?://.*\.jpg(?:\?.*)?$', 'duration': 7713.088, 'timestamp': 1413309600, 'upload_date': '20141014', }, }, { 'url': 'https://collegerama.tudelft.nl/Mediasite/Play/86a9ea9f53e149079fbdb4202b521ed21d?catalog=fd32fd35-6c99-466c-89d4-cd3c431bc8a4', 'md5': 'ef1fdded95bdf19b12c5999949419c92', 'info_dict': { 'id': '86a9ea9f53e149079fbdb4202b521ed21d', 'ext': 'wmv', 'title': '64ste Vakantiecursus: Afvalwater', 'description': 'md5:7fd774865cc69d972f542b157c328305', 'thumbnail': r're:^https?://.*\.jpg(?:\?.*?)?$', 'duration': 10853, 'timestamp': 1326446400, 'upload_date': '20120113', }, }, { 'url': 'http://digitalops.sandia.gov/Mediasite/Play/24aace4429fc450fb5b38cdbf424a66e1d', 'md5': '9422edc9b9a60151727e4b6d8bef393d', 'info_dict': { 'id': '24aace4429fc450fb5b38cdbf424a66e1d', 'ext': 'mp4', 'title': 'Xyce Software Training - Section 1', 'description': r're:(?s)SAND Number: SAND 2013-7800.{200,}', 'upload_date': '20120409', 'timestamp': 1333983600, 'duration': 7794, } }, { 'url': 'https://collegerama.tudelft.nl/Mediasite/Showcase/livebroadcast/Presentation/ada7020854f743c49fbb45c9ec7dbb351d', 'only_matching': True, }, { 'url': 'https://mediasite.ntnu.no/Mediasite/Showcase/default/Presentation/7d8b913259334b688986e970fae6fcb31d', 'only_matching': True, }, { # dashed id 'url': 'https://hitsmediaweb.h-its.org/mediasite/Play/2db6c271-681e-4f19-9af3-c60d1f82869b1d', 'only_matching': True, } ] # look in Mediasite.Core.js (Mediasite.ContentStreamType[*]) _STREAM_TYPES = { 0: 'video1', # the main video 2: 'slide', 3: 'presentation', 4: 'video2', # screencast? 5: 'video3', } @staticmethod def _extract_urls(webpage): return [ unescapeHTML(mobj.group('url')) for mobj in re.finditer( r'(?xi)<iframe\b[^>]+\bsrc=(["\'])(?P<url>(?:(?:https?:)?//[^/]+)?/Mediasite/Play/%s(?:\?.*?)?)\1' % _ID_RE, webpage)] def __extract_slides(self, *, stream_id, snum, Stream, duration, images): slide_base_url = Stream['SlideBaseUrl'] fname_template = Stream['SlideImageFileNameTemplate'] if fname_template != 'slide_{0:D4}.jpg': self.report_warning('Unusual slide file name template; report a bug if slide downloading fails') fname_template = re.sub(r'\{0:D([0-9]+)\}', r'{0:0\1}', fname_template) fragments = [] for i, slide in enumerate(Stream['Slides']): if i == 0: if slide['Time'] > 0: default_slide = images.get('DefaultSlide') if default_slide is None: default_slide = images.get('DefaultStreamImage') if default_slide is not None: default_slide = default_slide['ImageFilename'] if default_slide is not None: fragments.append({ 'path': default_slide, 'duration': slide['Time'] / 1000, }) next_time = try_get(None, [ lambda _: Stream['Slides'][i + 1]['Time'], lambda _: duration, lambda _: slide['Time'], ], expected_type=(int, float)) fragments.append({ 'path': fname_template.format(slide.get('Number', i + 1)), 'duration': (next_time - slide['Time']) / 1000 }) return { 'format_id': '%s-%u.slides' % (stream_id, snum), 'ext': 'mhtml', 'url': slide_base_url, 'protocol': 'mhtml', 'acodec': 'none', 'vcodec': 'none', 'format_note': 'Slides', 'fragments': fragments, 'fragment_base_url': slide_base_url, } def _real_extract(self, url): url, data = unsmuggle_url(url, {}) mobj = re.match(self._VALID_URL, url) resource_id = mobj.group('id') query = mobj.group('query') webpage, urlh = self._download_webpage_handle(url, resource_id) # XXX: add UrlReferrer? redirect_url = urlh.geturl() # XXX: might have also extracted UrlReferrer and QueryString from the html service_path = compat_urlparse.urljoin(redirect_url, self._html_search_regex( r'<div[^>]+\bid=["\']ServicePath[^>]+>(.+?)</div>', webpage, resource_id, default='/Mediasite/PlayerService/PlayerService.svc/json')) player_options = self._download_json( '%s/GetPlayerOptions' % service_path, resource_id, headers={ 'Content-type': 'application/json; charset=utf-8', 'X-Requested-With': 'XMLHttpRequest', }, data=json.dumps({ 'getPlayerOptionsRequest': { 'ResourceId': resource_id, 'QueryString': query, 'UrlReferrer': data.get('UrlReferrer', ''), 'UseScreenReader': False, } }).encode('utf-8'))['d'] presentation = player_options['Presentation'] title = presentation['Title'] if presentation is None: raise ExtractorError( 'Mediasite says: %s' % player_options['PlayerPresentationStatusMessage'], expected=True) thumbnails = [] formats = [] for snum, Stream in enumerate(presentation['Streams']): stream_type = Stream.get('StreamType') if stream_type is None: continue video_urls = Stream.get('VideoUrls') if not isinstance(video_urls, list): video_urls = [] stream_id = self._STREAM_TYPES.get( stream_type, 'type%u' % stream_type) stream_formats = [] for unum, VideoUrl in enumerate(video_urls): video_url = url_or_none(VideoUrl.get('Location')) if not video_url: continue # XXX: if Stream.get('CanChangeScheme', False), switch scheme to HTTP/HTTPS media_type = VideoUrl.get('MediaType') if media_type == 'SS': stream_formats.extend(self._extract_ism_formats( video_url, resource_id, ism_id='%s-%u.%u' % (stream_id, snum, unum), fatal=False)) elif media_type == 'Dash': stream_formats.extend(self._extract_mpd_formats( video_url, resource_id, mpd_id='%s-%u.%u' % (stream_id, snum, unum), fatal=False)) else: stream_formats.append({ 'format_id': '%s-%u.%u' % (stream_id, snum, unum), 'url': video_url, 'ext': mimetype2ext(VideoUrl.get('MimeType')), }) if Stream.get('HasSlideContent', False): images = player_options['PlayerLayoutOptions']['Images'] stream_formats.append(self.__extract_slides( stream_id=stream_id, snum=snum, Stream=Stream, duration=presentation.get('Duration'), images=images, )) # disprefer 'secondary' streams if stream_type != 0: for fmt in stream_formats: fmt['quality'] = -10 thumbnail_url = Stream.get('ThumbnailUrl') if thumbnail_url: thumbnails.append({ 'id': '%s-%u' % (stream_id, snum), 'url': urljoin(redirect_url, thumbnail_url), 'preference': -1 if stream_type != 0 else 0, }) formats.extend(stream_formats) self._sort_formats(formats) # XXX: Presentation['Presenters'] # XXX: Presentation['Transcript'] return { 'id': resource_id, 'title': title, 'description': presentation.get('Description'), 'duration': float_or_none(presentation.get('Duration'), 1000), 'timestamp': float_or_none(presentation.get('UnixTime'), 1000), 'formats': formats, 'thumbnails': thumbnails, } class MediasiteCatalogIE(InfoExtractor): _VALID_URL = r'''(?xi) (?P<url>https?://[^/]+/Mediasite) /Catalog/Full/ (?P<catalog_id>{0}) (?: /(?P<current_folder_id>{0}) /(?P<root_dynamic_folder_id>{0}) )? '''.format(_ID_RE) _TESTS = [{ 'url': 'http://events7.mediasite.com/Mediasite/Catalog/Full/631f9e48530d454381549f955d08c75e21', 'info_dict': { 'id': '631f9e48530d454381549f955d08c75e21', 'title': 'WCET Summit: Adaptive Learning in Higher Ed: Improving Outcomes Dynamically', }, 'playlist_count': 6, 'expected_warnings': ['is not a supported codec'], }, { # with CurrentFolderId and RootDynamicFolderId 'url': 'https://medaudio.medicine.iu.edu/Mediasite/Catalog/Full/9518c4a6c5cf4993b21cbd53e828a92521/97a9db45f7ab47428c77cd2ed74bb98f14/9518c4a6c5cf4993b21cbd53e828a92521', 'info_dict': { 'id': '9518c4a6c5cf4993b21cbd53e828a92521', 'title': 'IUSM Family and Friends Sessions', }, 'playlist_count': 2, }, { 'url': 'http://uipsyc.mediasite.com/mediasite/Catalog/Full/d5d79287c75243c58c50fef50174ec1b21', 'only_matching': True, }, { # no AntiForgeryToken 'url': 'https://live.libraries.psu.edu/Mediasite/Catalog/Full/8376d4b24dd1457ea3bfe4cf9163feda21', 'only_matching': True, }, { 'url': 'https://medaudio.medicine.iu.edu/Mediasite/Catalog/Full/9518c4a6c5cf4993b21cbd53e828a92521/97a9db45f7ab47428c77cd2ed74bb98f14/9518c4a6c5cf4993b21cbd53e828a92521', 'only_matching': True, }, { # dashed id 'url': 'http://events7.mediasite.com/Mediasite/Catalog/Full/631f9e48-530d-4543-8154-9f955d08c75e', 'only_matching': True, }] def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) mediasite_url = mobj.group('url') catalog_id = mobj.group('catalog_id') current_folder_id = mobj.group('current_folder_id') or catalog_id root_dynamic_folder_id = mobj.group('root_dynamic_folder_id') webpage = self._download_webpage(url, catalog_id) # AntiForgeryToken is optional (e.g. [1]) # 1. https://live.libraries.psu.edu/Mediasite/Catalog/Full/8376d4b24dd1457ea3bfe4cf9163feda21 anti_forgery_token = self._search_regex( r'AntiForgeryToken\s*:\s*(["\'])(?P<value>(?:(?!\1).)+)\1', webpage, 'anti forgery token', default=None, group='value') if anti_forgery_token: anti_forgery_header = self._search_regex( r'AntiForgeryHeaderName\s*:\s*(["\'])(?P<value>(?:(?!\1).)+)\1', webpage, 'anti forgery header name', default='X-SOFO-AntiForgeryHeader', group='value') data = { 'IsViewPage': True, 'IsNewFolder': True, 'AuthTicket': None, 'CatalogId': catalog_id, 'CurrentFolderId': current_folder_id, 'RootDynamicFolderId': root_dynamic_folder_id, 'ItemsPerPage': 1000, 'PageIndex': 0, 'PermissionMask': 'Execute', 'CatalogSearchType': 'SearchInFolder', 'SortBy': 'Date', 'SortDirection': 'Descending', 'StartDate': None, 'EndDate': None, 'StatusFilterList': None, 'PreviewKey': None, 'Tags': [], } headers = { 'Content-Type': 'application/json; charset=UTF-8', 'Referer': url, 'X-Requested-With': 'XMLHttpRequest', } if anti_forgery_token: headers[anti_forgery_header] = anti_forgery_token catalog = self._download_json( '%s/Catalog/Data/GetPresentationsForFolder' % mediasite_url, catalog_id, data=json.dumps(data).encode(), headers=headers) entries = [] for video in catalog['PresentationDetailsList']: if not isinstance(video, dict): continue video_id = str_or_none(video.get('Id')) if not video_id: continue entries.append(self.url_result( '%s/Play/%s' % (mediasite_url, video_id), ie=MediasiteIE.ie_key(), video_id=video_id)) title = try_get( catalog, lambda x: x['CurrentFolder']['Name'], compat_str) return self.playlist_result(entries, catalog_id, title,) class MediasiteNamedCatalogIE(InfoExtractor): _VALID_URL = r'(?xi)(?P<url>https?://[^/]+/Mediasite)/Catalog/catalogs/(?P<catalog_name>[^/?#&]+)' _TESTS = [{ 'url': 'https://msite.misis.ru/Mediasite/Catalog/catalogs/2016-industrial-management-skriabin-o-o', 'only_matching': True, }] def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) mediasite_url = mobj.group('url') catalog_name = mobj.group('catalog_name') webpage = self._download_webpage(url, catalog_name) catalog_id = self._search_regex( r'CatalogId\s*:\s*["\'](%s)' % _ID_RE, webpage, 'catalog id') return self.url_result( '%s/Catalog/Full/%s' % (mediasite_url, catalog_id), ie=MediasiteCatalogIE.ie_key(), video_id=catalog_id)