[yt-dlp.git] / yt_dlp / extractor / mediasite.py

import json
import re
import urllib.parse

from .common import InfoExtractor
from ..utils import (
    ExtractorError,
    float_or_none,
    mimetype2ext,
    smuggle_url,
    str_or_none,
    try_call,
    try_get,
    unsmuggle_url,
    url_or_none,
    urljoin,
)
from ..utils.traversal import traverse_obj

_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 = rf'(?xi)https?://[^/]+/Mediasite/(?:Play|Showcase/[^/#?]+/Presentation)/(?P<id>{_ID_RE})(?P<query>\?[^#]+|)'
    _EMBED_REGEX = [rf'(?xi)<iframe\b[^>]+\bsrc=(["\'])(?P<url>(?:(?:https?:)?//[^/]+)?/Mediasite/Play/{_ID_RE}(?:\?.*?)?)\1']
    _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',
    }

    @classmethod
    def _extract_embed_urls(cls, url, webpage):
        for embed_url in super()._extract_embed_urls(url, webpage):
            yield smuggle_url(embed_url, {'UrlReferrer': url})

    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_call(
                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': f'{stream_id}-{snum}.slides',
            '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 = self._match_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.url

        # XXX: might have also extracted UrlReferrer and QueryString from the html
        service_path = urllib.parse.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(
            f'{service_path}/GetPlayerOptions', 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())['d']

        presentation = player_options['Presentation']
        title = presentation['Title']

        if presentation is None:
            raise ExtractorError(
                'Mediasite says: {}'.format(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, video in enumerate(video_urls):
                video_url = url_or_none(video.get('Location'))
                if not video_url:
                    continue
                # XXX: if Stream.get('CanChangeScheme', False), switch scheme to HTTP/HTTPS

                media_type = video.get('MediaType')
                ext = mimetype2ext(video.get('MimeType'))
                if media_type == 'SS':
                    stream_formats.extend(self._extract_ism_formats(
                        video_url, resource_id,
                        ism_id=f'{stream_id}-{snum}.{unum}',
                        fatal=False))
                elif media_type == 'Dash':
                    stream_formats.extend(self._extract_mpd_formats(
                        video_url, resource_id,
                        mpd_id=f'{stream_id}-{snum}.{unum}',
                        fatal=False))
                elif ext in ('m3u', 'm3u8'):
                    stream_formats.extend(self._extract_m3u8_formats(
                        video_url, resource_id,
                        m3u8_id=f'{stream_id}-{snum}.{unum}',
                        fatal=False))
                else:
                    stream_formats.append({
                        'format_id': f'{stream_id}-{snum}.{unum}',
                        'url': video_url,
                        'ext': ext,
                    })

            images = traverse_obj(player_options, ('PlayerLayoutOptions', 'Images', {dict}))
            if stream.get('HasSlideContent') and 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': f'{stream_id}-{snum}',
                    'url': urljoin(redirect_url, thumbnail_url),
                    'preference': -1 if stream_type != 0 else 0,
                })
            formats.extend(stream_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 = rf'''(?xi)
                        (?P<url>https?://[^/]+/Mediasite)
                        /Catalog/Full/
                        (?P<catalog_id>{_ID_RE})
                        (?:
                            /(?P<current_folder_id>{_ID_RE})
                            /(?P<root_dynamic_folder_id>{_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 = self._match_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(
            f'{mediasite_url}/Catalog/Data/GetPresentationsForFolder',
            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(
                f'{mediasite_url}/Play/{video_id}',
                ie=MediasiteIE.ie_key(), video_id=video_id))

        title = try_get(
            catalog, lambda x: x['CurrentFolder']['Name'], 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 = self._match_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(
            rf'CatalogId\s*:\s*["\']({_ID_RE})', webpage, 'catalog id')

        return self.url_result(
            f'{mediasite_url}/Catalog/Full/{catalog_id}',
            ie=MediasiteCatalogIE.ie_key(), video_id=catalog_id)
Commit	Line	Data
8056c854	1	import json
e897bd82	2	import re
add96eb9	3	import urllib.parse
8056c854	4
8056c854	5	from .common import InfoExtractor
8056c854	6	from ..utils import (
8056c854	7	ExtractorError,
8056c854	8	float_or_none,
2ca7ed41	9	mimetype2ext,
e897bd82	10	smuggle_url,
4014a486	11	str_or_none,
c4f60dd7	12	try_call,
4014a486	13	try_get,
2ca7ed41	14	unsmuggle_url,
3052a30d	15	url_or_none,
2ca7ed41	16	urljoin,
8056c854	17	)
0953209a	18	from ..utils.traversal import traverse_obj
8056c854	19
efee62ac	20	_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})'
4014a486 S	21
4014a486 S	22
8056c854	23	class MediasiteIE(InfoExtractor):
add96eb9	24	_VALID_URL = rf'(?xi)https?://[^/]+/Mediasite/(?:Play\|Showcase/[^/#?]+/Presentation)/(?P<id>{_ID_RE})(?P<query>\?[^#]+\|)'
add96eb9	25	_EMBED_REGEX = [rf'(?xi)<iframe\b[^>]+\bsrc=(["\'])(?P<url>(?:(?:https?:)?//[^/]+)?/Mediasite/Play/{_ID_RE}(?:\?.*?)?)\1']
8056c854	26	_TESTS = [
	27	{
	28	'url': 'https://hitsmediaweb.h-its.org/mediasite/Play/2db6c271681e4f199af3c60d1f82869b1d',
	29	'info_dict': {
	30	'id': '2db6c271681e4f199af3c60d1f82869b1d',
	31	'ext': 'mp4',
	32	'title': 'Lecture: Tuesday, September 20, 2016 - Sir Andrew Wiles',
	33	'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.',
	34	'timestamp': 1474268400.0,
	35	'upload_date': '20160919',
	36	},
	37	},
	38	{
	39	'url': 'http://mediasite.uib.no/Mediasite/Play/90bb363295d945d6b548c867d01181361d?catalog=a452b7df-9ae1-46b7-a3ba-aceeb285f3eb',
	40	'info_dict': {
	41	'id': '90bb363295d945d6b548c867d01181361d',
	42	'ext': 'mp4',
	43	'upload_date': '20150429',
	44	'title': '5) IT-forum 2015-Dag 1 - Dungbeetle - How and why Rain created a tiny bug tracker for Unity',
	45	'timestamp': 1430311380.0,
	46	},
	47	},
	48	{
	49	'url': 'https://collegerama.tudelft.nl/Mediasite/Play/585a43626e544bdd97aeb71a0ec907a01d',
	50	'md5': '481fda1c11f67588c0d9d8fbdced4e39',
	51	'info_dict': {
	52	'id': '585a43626e544bdd97aeb71a0ec907a01d',
	53	'ext': 'mp4',
	54	'title': 'Een nieuwe wereld: waarden, bewustzijn en techniek van de mensheid 2.0.',
	55	'description': '',
	56	'thumbnail': r're:^https?://.\.jpg(?:\?.)?$',
	57	'duration': 7713.088,
	58	'timestamp': 1413309600,
	59	'upload_date': '20141014',
	60	},
	61	},
	62	{
	63	'url': 'https://collegerama.tudelft.nl/Mediasite/Play/86a9ea9f53e149079fbdb4202b521ed21d?catalog=fd32fd35-6c99-466c-89d4-cd3c431bc8a4',
	64	'md5': 'ef1fdded95bdf19b12c5999949419c92',
	65	'info_dict': {
	66	'id': '86a9ea9f53e149079fbdb4202b521ed21d',
	67	'ext': 'wmv',
	68	'title': '64ste Vakantiecursus: Afvalwater',
	69	'description': 'md5:7fd774865cc69d972f542b157c328305',
	70	'thumbnail': r're:^https?://.\.jpg(?:\?.?)?$',
	71	'duration': 10853,
	72	'timestamp': 1326446400,
	73	'upload_date': '20120113',
	74	},
	75	},
	76	{
	77	'url': 'http://digitalops.sandia.gov/Mediasite/Play/24aace4429fc450fb5b38cdbf424a66e1d',
	78	'md5': '9422edc9b9a60151727e4b6d8bef393d',
	79	'info_dict': {
	80	'id': '24aace4429fc450fb5b38cdbf424a66e1d',
	81	'ext': 'mp4',
	82	'title': 'Xyce Software Training - Section 1',
	83	'description': r're:(?s)SAND Number: SAND 2013-7800.{200,}',
	84	'upload_date': '20120409',
	85	'timestamp': 1333983600,
	86	'duration': 7794,
add96eb9	87	},
cfd13c4c DV	88	},
	89	{
	90	'url': 'https://collegerama.tudelft.nl/Mediasite/Showcase/livebroadcast/Presentation/ada7020854f743c49fbb45c9ec7dbb351d',
	91	'only_matching': True,
	92	},
4ee18454 S	93	{
	94	'url': 'https://mediasite.ntnu.no/Mediasite/Showcase/default/Presentation/7d8b913259334b688986e970fae6fcb31d',
	95	'only_matching': True,
	96	},
efee62ac S	97	{
	98	# dashed id
	99	'url': 'https://hitsmediaweb.h-its.org/mediasite/Play/2db6c271-681e-4f19-9af3-c60d1f82869b1d',
	100	'only_matching': True,
add96eb9	101	},
8056c854	102	]
	103
	104	# look in Mediasite.Core.js (Mediasite.ContentStreamType[*])
	105	_STREAM_TYPES = {
2ca7ed41	106	0: 'video1', # the main video
8056c854	107	2: 'slide',
8056c854	108	3: 'presentation',
2ca7ed41	109	4: 'video2', # screencast?
8056c854	110	5: 'video3',
	111	}
	112
bfd973ec	113	@classmethod
	114	def _extract_embed_urls(cls, url, webpage):
	115	for embed_url in super()._extract_embed_urls(url, webpage):
	116	yield smuggle_url(embed_url, {'UrlReferrer': url})
2ca7ed41	117
add96eb9	118	def __extract_slides(self, *, stream_id, snum, stream, duration, images):
add96eb9	119	slide_base_url = stream['SlideBaseUrl']
3fd4c2a5	120
add96eb9	121	fname_template = stream['SlideImageFileNameTemplate']
3fd4c2a5	122	if fname_template != 'slide_{0:D4}.jpg':
	123	self.report_warning('Unusual slide file name template; report a bug if slide downloading fails')
	124	fname_template = re.sub(r'\{0:D([0-9]+)\}', r'{0:0\1}', fname_template)
	125
	126	fragments = []
add96eb9	127	for i, slide in enumerate(stream['Slides']):
3fd4c2a5	128	if i == 0:
	129	if slide['Time'] > 0:
	130	default_slide = images.get('DefaultSlide')
	131	if default_slide is None:
	132	default_slide = images.get('DefaultStreamImage')
	133	if default_slide is not None:
	134	default_slide = default_slide['ImageFilename']
	135	if default_slide is not None:
	136	fragments.append({
	137	'path': default_slide,
	138	'duration': slide['Time'] / 1000,
	139	})
	140
c4f60dd7	141	next_time = try_call(
add96eb9	142	lambda: stream['Slides'][i + 1]['Time'],
c4f60dd7	143	lambda: duration,
	144	lambda: slide['Time'],
	145	expected_type=(int, float))
3fd4c2a5	146
	147	fragments.append({
	148	'path': fname_template.format(slide.get('Number', i + 1)),
add96eb9	149	'duration': (next_time - slide['Time']) / 1000,
3fd4c2a5	150	})
	151
	152	return {
add96eb9	153	'format_id': f'{stream_id}-{snum}.slides',
3fd4c2a5	154	'ext': 'mhtml',
	155	'url': slide_base_url,
	156	'protocol': 'mhtml',
	157	'acodec': 'none',
	158	'vcodec': 'none',
	159	'format_note': 'Slides',
	160	'fragments': fragments,
	161	'fragment_base_url': slide_base_url,
	162	}
	163
8056c854	164	def _real_extract(self, url):
8056c854	165	url, data = unsmuggle_url(url, {})
5ad28e7f	166	mobj = self._match_valid_url(url)
2ca7ed41 S	167	resource_id = mobj.group('id')
2ca7ed41 S	168	query = mobj.group('query')
8056c854	169
2ca7ed41	170	webpage, urlh = self._download_webpage_handle(url, resource_id) # XXX: add UrlReferrer?
3d2623a8	171	redirect_url = urlh.url
8056c854	172
8056c854	173	# XXX: might have also extracted UrlReferrer and QueryString from the html
add96eb9	174	service_path = urllib.parse.urljoin(redirect_url, self._html_search_regex(
2ca7ed41	175	r'<div[^>]+\bid=["\']ServicePath[^>]+>(.+?)</div>', webpage, resource_id,
8056c854	176	default='/Mediasite/PlayerService/PlayerService.svc/json'))
8056c854	177
2ca7ed41	178	player_options = self._download_json(
add96eb9	179	f'{service_path}/GetPlayerOptions', resource_id,
8056c854	180	headers={
	181	'Content-type': 'application/json; charset=utf-8',
	182	'X-Requested-With': 'XMLHttpRequest',
	183	},
	184	data=json.dumps({
	185	'getPlayerOptionsRequest': {
2ca7ed41 S	186	'ResourceId': resource_id,
2ca7ed41 S	187	'QueryString': query,
8056c854	188	'UrlReferrer': data.get('UrlReferrer', ''),
8056c854	189	'UseScreenReader': False,
add96eb9	190	},
add96eb9	191	}).encode())['d']
2ca7ed41 S	192
	193	presentation = player_options['Presentation']
	194	title = presentation['Title']
	195
	196	if presentation is None:
	197	raise ExtractorError(
add96eb9	198	'Mediasite says: {}'.format(player_options['PlayerPresentationStatusMessage']),
8056c854	199	expected=True)
	200
	201	thumbnails = []
	202	formats = []
add96eb9	203	for snum, stream in enumerate(presentation['Streams']):
add96eb9	204	stream_type = stream.get('StreamType')
2ca7ed41 S	205	if stream_type is None:
	206	continue
	207
add96eb9	208	video_urls = stream.get('VideoUrls')
2ca7ed41 S	209	if not isinstance(video_urls, list):
	210	video_urls = []
	211
	212	stream_id = self._STREAM_TYPES.get(
	213	stream_type, 'type%u' % stream_type)
8056c854	214
8056c854	215	stream_formats = []
0953209a	216	for unum, video in enumerate(video_urls):
0953209a	217	video_url = url_or_none(video.get('Location'))
3052a30d	218	if not video_url:
2ca7ed41	219	continue
8056c854	220	# XXX: if Stream.get('CanChangeScheme', False), switch scheme to HTTP/HTTPS
8056c854	221
0953209a	222	media_type = video.get('MediaType')
0953209a	223	ext = mimetype2ext(video.get('MimeType'))
2ca7ed41	224	if media_type == 'SS':
8056c854	225	stream_formats.extend(self._extract_ism_formats(
2ca7ed41	226	video_url, resource_id,
add96eb9	227	ism_id=f'{stream_id}-{snum}.{unum}',
2ca7ed41 S	228	fatal=False))
	229	elif media_type == 'Dash':
	230	stream_formats.extend(self._extract_mpd_formats(
	231	video_url, resource_id,
add96eb9	232	mpd_id=f'{stream_id}-{snum}.{unum}',
2ca7ed41	233	fatal=False))
0953209a	234	elif ext in ('m3u', 'm3u8'):
	235	stream_formats.extend(self._extract_m3u8_formats(
	236	video_url, resource_id,
	237	m3u8_id=f'{stream_id}-{snum}.{unum}',
	238	fatal=False))
2ca7ed41 S	239	else:
2ca7ed41 S	240	stream_formats.append({
add96eb9	241	'format_id': f'{stream_id}-{snum}.{unum}',
2ca7ed41	242	'url': video_url,
0953209a	243	'ext': ext,
2ca7ed41	244	})
8056c854	245
0953209a	246	images = traverse_obj(player_options, ('PlayerLayoutOptions', 'Images', {dict}))
0953209a	247	if stream.get('HasSlideContent') and images:
3fd4c2a5	248	stream_formats.append(self.__extract_slides(
	249	stream_id=stream_id,
	250	snum=snum,
add96eb9	251	stream=stream,
3fd4c2a5	252	duration=presentation.get('Duration'),
	253	images=images,
	254	))
8056c854	255
8056c854	256	# disprefer 'secondary' streams
2ca7ed41	257	if stream_type != 0:
8056c854	258	for fmt in stream_formats:
f983b875	259	fmt['quality'] = -10
8056c854	260
add96eb9	261	thumbnail_url = stream.get('ThumbnailUrl')
2ca7ed41	262	if thumbnail_url:
8056c854	263	thumbnails.append({
add96eb9	264	'id': f'{stream_id}-{snum}',
2ca7ed41 S	265	'url': urljoin(redirect_url, thumbnail_url),
2ca7ed41 S	266	'preference': -1 if stream_type != 0 else 0,
8056c854	267	})
	268	formats.extend(stream_formats)
	269
8056c854	270	# XXX: Presentation['Presenters']
	271	# XXX: Presentation['Transcript']
	272
	273	return {
2ca7ed41 S	274	'id': resource_id,
	275	'title': title,
	276	'description': presentation.get('Description'),
	277	'duration': float_or_none(presentation.get('Duration'), 1000),
	278	'timestamp': float_or_none(presentation.get('UnixTime'), 1000),
8056c854	279	'formats': formats,
	280	'thumbnails': thumbnails,
	281	}
4014a486 S	282
	283
	284	class MediasiteCatalogIE(InfoExtractor):
add96eb9	285	_VALID_URL = rf'''(?xi)
4014a486 S	286	(?P<url>https?://[^/]+/Mediasite)
4014a486 S	287	/Catalog/Full/
add96eb9	288	(?P<catalog_id>{_ID_RE})
4014a486	289	(?:
add96eb9	290	/(?P<current_folder_id>{_ID_RE})
add96eb9	291	/(?P<root_dynamic_folder_id>{_ID_RE})
4014a486	292	)?
add96eb9	293	'''
4014a486 S	294	_TESTS = [{
	295	'url': 'http://events7.mediasite.com/Mediasite/Catalog/Full/631f9e48530d454381549f955d08c75e21',
	296	'info_dict': {
	297	'id': '631f9e48530d454381549f955d08c75e21',
	298	'title': 'WCET Summit: Adaptive Learning in Higher Ed: Improving Outcomes Dynamically',
	299	},
	300	'playlist_count': 6,
	301	'expected_warnings': ['is not a supported codec'],
	302	}, {
	303	# with CurrentFolderId and RootDynamicFolderId
	304	'url': 'https://medaudio.medicine.iu.edu/Mediasite/Catalog/Full/9518c4a6c5cf4993b21cbd53e828a92521/97a9db45f7ab47428c77cd2ed74bb98f14/9518c4a6c5cf4993b21cbd53e828a92521',
	305	'info_dict': {
	306	'id': '9518c4a6c5cf4993b21cbd53e828a92521',
	307	'title': 'IUSM Family and Friends Sessions',
	308	},
	309	'playlist_count': 2,
	310	}, {
	311	'url': 'http://uipsyc.mediasite.com/mediasite/Catalog/Full/d5d79287c75243c58c50fef50174ec1b21',
	312	'only_matching': True,
	313	}, {
	314	# no AntiForgeryToken
	315	'url': 'https://live.libraries.psu.edu/Mediasite/Catalog/Full/8376d4b24dd1457ea3bfe4cf9163feda21',
	316	'only_matching': True,
	317	}, {
	318	'url': 'https://medaudio.medicine.iu.edu/Mediasite/Catalog/Full/9518c4a6c5cf4993b21cbd53e828a92521/97a9db45f7ab47428c77cd2ed74bb98f14/9518c4a6c5cf4993b21cbd53e828a92521',
	319	'only_matching': True,
efee62ac S	320	}, {
	321	# dashed id
	322	'url': 'http://events7.mediasite.com/Mediasite/Catalog/Full/631f9e48-530d-4543-8154-9f955d08c75e',
	323	'only_matching': True,
4014a486 S	324	}]
	325
	326	def _real_extract(self, url):
5ad28e7f	327	mobj = self._match_valid_url(url)
4014a486 S	328	mediasite_url = mobj.group('url')
	329	catalog_id = mobj.group('catalog_id')
	330	current_folder_id = mobj.group('current_folder_id') or catalog_id
	331	root_dynamic_folder_id = mobj.group('root_dynamic_folder_id')
	332
	333	webpage = self._download_webpage(url, catalog_id)
	334
	335	# AntiForgeryToken is optional (e.g. [1])
	336	# 1. https://live.libraries.psu.edu/Mediasite/Catalog/Full/8376d4b24dd1457ea3bfe4cf9163feda21
	337	anti_forgery_token = self._search_regex(
	338	r'AntiForgeryToken\s:\s(["\'])(?P<value>(?:(?!\1).)+)\1',
	339	webpage, 'anti forgery token', default=None, group='value')
	340	if anti_forgery_token:
	341	anti_forgery_header = self._search_regex(
	342	r'AntiForgeryHeaderName\s:\s(["\'])(?P<value>(?:(?!\1).)+)\1',
	343	webpage, 'anti forgery header name',
	344	default='X-SOFO-AntiForgeryHeader', group='value')
	345
	346	data = {
	347	'IsViewPage': True,
	348	'IsNewFolder': True,
	349	'AuthTicket': None,
	350	'CatalogId': catalog_id,
	351	'CurrentFolderId': current_folder_id,
	352	'RootDynamicFolderId': root_dynamic_folder_id,
	353	'ItemsPerPage': 1000,
	354	'PageIndex': 0,
	355	'PermissionMask': 'Execute',
	356	'CatalogSearchType': 'SearchInFolder',
	357	'SortBy': 'Date',
	358	'SortDirection': 'Descending',
	359	'StartDate': None,
	360	'EndDate': None,
	361	'StatusFilterList': None,
	362	'PreviewKey': None,
	363	'Tags': [],
	364	}
	365
	366	headers = {
	367	'Content-Type': 'application/json; charset=UTF-8',
	368	'Referer': url,
	369	'X-Requested-With': 'XMLHttpRequest',
	370	}
	371	if anti_forgery_token:
	372	headers[anti_forgery_header] = anti_forgery_token
	373
	374	catalog = self._download_json(
add96eb9	375	f'{mediasite_url}/Catalog/Data/GetPresentationsForFolder',
4014a486 S	376	catalog_id, data=json.dumps(data).encode(), headers=headers)
	377
	378	entries = []
	379	for video in catalog['PresentationDetailsList']:
	380	if not isinstance(video, dict):
	381	continue
	382	video_id = str_or_none(video.get('Id'))
	383	if not video_id:
	384	continue
	385	entries.append(self.url_result(
add96eb9	386	f'{mediasite_url}/Play/{video_id}',
4014a486 S	387	ie=MediasiteIE.ie_key(), video_id=video_id))
	388
	389	title = try_get(
add96eb9	390	catalog, lambda x: x['CurrentFolder']['Name'], str)
4014a486	391
add96eb9	392	return self.playlist_result(entries, catalog_id, title)
efee62ac S	393
	394
	395	class MediasiteNamedCatalogIE(InfoExtractor):
	396	_VALID_URL = r'(?xi)(?P<url>https?://[^/]+/Mediasite)/Catalog/catalogs/(?P<catalog_name>[^/?#&]+)'
	397	_TESTS = [{
	398	'url': 'https://msite.misis.ru/Mediasite/Catalog/catalogs/2016-industrial-management-skriabin-o-o',
	399	'only_matching': True,
	400	}]
	401
	402	def _real_extract(self, url):
5ad28e7f	403	mobj = self._match_valid_url(url)
efee62ac S	404	mediasite_url = mobj.group('url')
	405	catalog_name = mobj.group('catalog_name')
	406
	407	webpage = self._download_webpage(url, catalog_name)
	408
	409	catalog_id = self._search_regex(
add96eb9	410	rf'CatalogId\s:\s["\']({_ID_RE})', webpage, 'catalog id')
efee62ac S	411
efee62ac S	412	return self.url_result(
add96eb9	413	f'{mediasite_url}/Catalog/Full/{catalog_id}',
efee62ac	414	ie=MediasiteCatalogIE.ie_key(), video_id=catalog_id)