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[mediasite] Add extractor, subsume sandia and collegerama extractors

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pull/14782/merge
felix 8 years ago committed by Sergey M․
parent 2501d41ef4
commit 8056c8542d
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5 changed files with 195 additions and 160 deletions
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93
youtube_dl/extractor/collegerama.py
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@ -1,93 +0,0 @@
from __future__ import unicode_literals
import json
from .common import InfoExtractor
from ..utils import (
float_or_none,
int_or_none,
sanitized_Request,
)
class CollegeRamaIE(InfoExtractor):
_VALID_URL = r'https?://collegerama\.tudelft\.nl/Mediasite/Play/(?P<id>[\da-f]+)'
_TESTS = [
{
'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',
},
},
]
def _real_extract(self, url):
video_id = self._match_id(url)
player_options_request = {
'getPlayerOptionsRequest': {
'ResourceId': video_id,
'QueryString': '',
}
}
request = sanitized_Request(
'http://collegerama.tudelft.nl/Mediasite/PlayerService/PlayerService.svc/json/GetPlayerOptions',
json.dumps(player_options_request))
request.add_header('Content-Type', 'application/json')
player_options = self._download_json(request, video_id)
presentation = player_options['d']['Presentation']
title = presentation['Title']
description = presentation.get('Description')
thumbnail = None
duration = float_or_none(presentation.get('Duration'), 1000)
timestamp = int_or_none(presentation.get('UnixTime'), 1000)
formats = []
for stream in presentation['Streams']:
for video in stream['VideoUrls']:
thumbnail_url = stream.get('ThumbnailUrl')
if thumbnail_url:
thumbnail = 'http://collegerama.tudelft.nl' + thumbnail_url
format_id = video['MediaType']
if format_id == 'SS':
continue
formats.append({
'url': video['Location'],
'format_id': format_id,
})
self._sort_formats(formats)
return {
'id': video_id,
'title': title,
'description': description,
'thumbnail': thumbnail,
'duration': duration,
'timestamp': timestamp,
'formats': formats,
}

3
youtube_dl/extractor/extractors.py
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@ -205,7 +205,6 @@ from .cnn import (
CNNArticleIE,
)
from .coub import CoubIE
from .collegerama import CollegeRamaIE
from .comedycentral import (
ComedyCentralFullEpisodesIE,
ComedyCentralIE,
@ -576,6 +575,7 @@ from .massengeschmacktv import MassengeschmackTVIE
from .matchtv import MatchTVIE
from .mdr import MDRIE
from .mediaset import MediasetIE
from .mediasite import MediasiteIE
from .medici import MediciIE
from .megaphone import MegaphoneIE
from .meipai import MeipaiIE
@ -912,7 +912,6 @@ from .rutube import (
from .rutv import RUTVIE
from .ruutu import RuutuIE
from .ruv import RuvIE
from .sandia import SandiaIE
from .safari import (
SafariIE,
SafariApiIE,

10
youtube_dl/extractor/generic.py
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@ -2883,6 +2883,16 @@ class GenericIE(InfoExtractor):
return self.playlist_from_matches(
vshare_urls, video_id, video_title, ie=VShareIE.ie_key())
# Look for Mediasite embeds
mobj = re.search(r'''(?xi)
<iframe[^>]+src="((?:https?://[a-z0-9\-\.:\[\]]+)?
/Mediasite/Play/[0-9a-f]{32,34}(?:\?.*?)?)"
''', webpage)
if mobj is not None:
return self.url_result(smuggle_url(
compat_urlparse.urljoin(url, unescapeHTML(mobj.group(1))),
{ 'UrlReferrer': url }), 'Livestream')
def merge_dicts(dict1, dict2):
merged = {}
for k, v in dict1.items():

184
youtube_dl/extractor/mediasite.py
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@ -0,0 +1,184 @@
# coding: utf-8
from __future__ import unicode_literals
import re
import json
from .common import InfoExtractor
from ..compat import compat_urlparse
from ..utils import (
ExtractorError,
unsmuggle_url,
mimetype2ext,
float_or_none,
)
class MediasiteIE(InfoExtractor):
_VALID_URL = r'''(?xi)
https?://[a-z0-9\-\.:\[\]]+/Mediasite/Play/
(?P<id>[0-9a-f]{32,34})
(?P<QueryString>\?[^#]+|)
'''
_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,
}
}
]
# look in Mediasite.Core.js (Mediasite.ContentStreamType[*])
_STREAM_TYPES = {
0: 'video1', # the main video
2: 'slide',
3: 'presentation',
4: 'video2', # screencast?
5: 'video3',
}
def _real_extract(self, url):
url, data = unsmuggle_url(url, {})
mobj = re.match(self._VALID_URL, url)
ResourceId = mobj.group('id')
QueryString = mobj.group('QueryString')
webpage = self._download_webpage(url, ResourceId) # XXX: add UrlReferrer?
# XXX: might have also extracted UrlReferrer and QueryString from the html
ServicePath = compat_urlparse.urljoin(url, self._html_search_regex(
r'<div id="ServicePath">(.+?)</div>', webpage, ResourceId,
default='/Mediasite/PlayerService/PlayerService.svc/json'))
PlayerOptions = self._download_json(
'%s/GetPlayerOptions' % (ServicePath), ResourceId,
headers={
'Content-type': 'application/json; charset=utf-8',
'X-Requested-With': 'XMLHttpRequest',
},
data=json.dumps({
'getPlayerOptionsRequest': {
'ResourceId': ResourceId,
'QueryString': QueryString,
'UrlReferrer': data.get('UrlReferrer', ''),
'UseScreenReader': False,
}
}).encode('utf-8'))
Presentation = PlayerOptions['d']['Presentation']
if Presentation is None:
raise ExtractorError('Mediasite says: %s' %
(PlayerOptions['d']['PlayerPresentationStatusMessage'],),
expected=True)
thumbnails = []
formats = []
for snum, Stream in enumerate(Presentation['Streams']):
stream_type = self._STREAM_TYPES.get(
Stream['StreamType'], 'type%u' % Stream['StreamType'])
stream_formats = []
for unum, VideoUrl in enumerate(Stream['VideoUrls']):
url = VideoUrl['Location']
# XXX: if Stream.get('CanChangeScheme', False), switch scheme to HTTP/HTTPS
if VideoUrl['MediaType'] == 'SS':
stream_formats.extend(self._extract_ism_formats(
url, ResourceId, ism_id='%s-%u.%u' % (stream_type, snum, unum)))
continue
stream_formats.append({
'format_id': '%s-%u.%u' % (stream_type, snum, unum),
'url': url,
'ext': mimetype2ext(VideoUrl['MimeType']),
})
# TODO: if Stream['HasSlideContent']:
# synthesise an MJPEG video stream '%s-%u.slides' % (stream_type, snum)
# from Stream['Slides']
# this will require writing a custom downloader...
# disprefer 'secondary' streams
if Stream['StreamType'] != 0:
for fmt in stream_formats:
fmt['preference'] = -1
ThumbnailUrl = Stream.get('ThumbnailUrl')
if ThumbnailUrl:
thumbnails.append({
'id': '%s-%u' % (stream_type, snum),
'url': compat_urlparse.urljoin(url, ThumbnailUrl),
'preference': -1 if Stream['StreamType'] != 0 else 0,
})
formats.extend(stream_formats)
self._sort_formats(formats)
# XXX: Presentation['Presenters']
# XXX: Presentation['Transcript']
return {
'id': ResourceId,
'title': Presentation['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,
}

65
youtube_dl/extractor/sandia.py
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@ -1,65 +0,0 @@
# coding: utf-8
from __future__ import unicode_literals
import json
from .common import InfoExtractor
from ..utils import (
int_or_none,
mimetype2ext,
)
class SandiaIE(InfoExtractor):
IE_DESC = 'Sandia National Laboratories'
_VALID_URL = r'https?://digitalops\.sandia\.gov/Mediasite/Play/(?P<id>[0-9a-f]+)'
_TEST = {
'url': 'http://digitalops.sandia.gov/Mediasite/Play/24aace4429fc450fb5b38cdbf424a66e1d',
'md5': '9422edc9b9a60151727e4b6d8bef393d',
'info_dict': {
'id': '24aace4429fc450fb5b38cdbf424a66e1d',
'ext': 'mp4',
'title': 'Xyce Software Training - Section 1',
'description': 're:(?s)SAND Number: SAND 2013-7800.{200,}',
'upload_date': '20120409',
'timestamp': 1333983600,
'duration': 7794,
}
}
def _real_extract(self, url):
video_id = self._match_id(url)
presentation_data = self._download_json(
'http://digitalops.sandia.gov/Mediasite/PlayerService/PlayerService.svc/json/GetPlayerOptions',
video_id, data=json.dumps({
'getPlayerOptionsRequest': {
'ResourceId': video_id,
'QueryString': '',
}
}), headers={
'Content-Type': 'application/json; charset=utf-8',
})['d']['Presentation']
title = presentation_data['Title']
formats = []
for stream in presentation_data.get('Streams', []):
for fd in stream.get('VideoUrls', []):
formats.append({
'format_id': fd['MediaType'],
'format_note': fd['MimeType'].partition('/')[2],
'ext': mimetype2ext(fd['MimeType']),
'url': fd['Location'],
'protocol': 'f4m' if fd['MimeType'] == 'video/x-mp4-fragmented' else None,
})
self._sort_formats(formats)
return {
'id': video_id,
'title': title,
'description': presentation_data.get('Description'),
'formats': formats,
'timestamp': int_or_none(presentation_data.get('UnixTime'), 1000),
'duration': int_or_none(presentation_data.get('Duration'), 1000),
}
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