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195 lines
7.3 KiB
195 lines
7.3 KiB
from __future__ import unicode_literals
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import re
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from .common import InfoExtractor
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from ..compat import (
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compat_xpath,
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)
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from ..utils import (
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int_or_none,
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parse_duration,
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smuggle_url,
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unsmuggle_url,
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xpath_text,
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)
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class MicrosoftVirtualAcademyBaseIE(InfoExtractor):
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def _extract_base_url(self, course_id, display_id):
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return self._download_json(
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'https://api-mlxprod.microsoft.com/services/products/anonymous/%s' % course_id,
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display_id, 'Downloading course base URL')
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def _extract_chapter_and_title(self, title):
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if not title:
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return None, None
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m = re.search(r'(?P<chapter>\d+)\s*\|\s*(?P<title>.+)', title)
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return (int(m.group('chapter')), m.group('title')) if m else (None, title)
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class MicrosoftVirtualAcademyIE(MicrosoftVirtualAcademyBaseIE):
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IE_NAME = 'mva'
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IE_DESC = 'Microsoft Virtual Academy videos'
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_VALID_URL = r'(?:%s:|https?://(?:mva\.microsoft|(?:www\.)?microsoftvirtualacademy)\.com/[^/]+/training-courses/[^/?#&]+-)(?P<course_id>\d+)(?::|\?l=)(?P<id>[\da-zA-Z]+_\d+)' % IE_NAME
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_TESTS = [{
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'url': 'https://mva.microsoft.com/en-US/training-courses/microsoft-azure-fundamentals-virtual-machines-11788?l=gfVXISmEB_6804984382',
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'md5': '7826c44fc31678b12ad8db11f6b5abb9',
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'info_dict': {
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'id': 'gfVXISmEB_6804984382',
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'ext': 'mp4',
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'title': 'Course Introduction',
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'formats': 'mincount:3',
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'subtitles': {
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'en': [{
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'ext': 'ttml',
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}],
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},
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}
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}, {
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'url': 'mva:11788:gfVXISmEB_6804984382',
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'only_matching': True,
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}]
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def _real_extract(self, url):
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url, smuggled_data = unsmuggle_url(url, {})
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mobj = re.match(self._VALID_URL, url)
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course_id = mobj.group('course_id')
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video_id = mobj.group('id')
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base_url = smuggled_data.get('base_url') or self._extract_base_url(course_id, video_id)
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settings = self._download_xml(
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'%s/content/content_%s/videosettings.xml?v=1' % (base_url, video_id),
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video_id, 'Downloading video settings XML')
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_, title = self._extract_chapter_and_title(xpath_text(
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settings, './/Title', 'title', fatal=True))
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formats = []
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for sources in settings.findall(compat_xpath('.//MediaSources')):
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sources_type = sources.get('videoType')
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for source in sources.findall(compat_xpath('./MediaSource')):
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video_url = source.text
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if not video_url or not video_url.startswith('http'):
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continue
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if sources_type == 'smoothstreaming':
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formats.extend(self._extract_ism_formats(
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video_url, video_id, 'mss', fatal=False))
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continue
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video_mode = source.get('videoMode')
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height = int_or_none(self._search_regex(
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r'^(\d+)[pP]$', video_mode or '', 'height', default=None))
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codec = source.get('codec')
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acodec, vcodec = [None] * 2
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if codec:
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codecs = codec.split(',')
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if len(codecs) == 2:
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acodec, vcodec = codecs
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elif len(codecs) == 1:
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vcodec = codecs[0]
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formats.append({
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'url': video_url,
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'format_id': video_mode,
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'height': height,
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'acodec': acodec,
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'vcodec': vcodec,
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})
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self._sort_formats(formats)
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subtitles = {}
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for source in settings.findall(compat_xpath('.//MarkerResourceSource')):
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subtitle_url = source.text
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if not subtitle_url:
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continue
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subtitles.setdefault('en', []).append({
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'url': '%s/%s' % (base_url, subtitle_url),
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'ext': source.get('type'),
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})
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return {
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'id': video_id,
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'title': title,
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'subtitles': subtitles,
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'formats': formats
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}
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class MicrosoftVirtualAcademyCourseIE(MicrosoftVirtualAcademyBaseIE):
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IE_NAME = 'mva:course'
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IE_DESC = 'Microsoft Virtual Academy courses'
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_VALID_URL = r'(?:%s:|https?://(?:mva\.microsoft|(?:www\.)?microsoftvirtualacademy)\.com/[^/]+/training-courses/(?P<display_id>[^/?#&]+)-)(?P<id>\d+)' % IE_NAME
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_TESTS = [{
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'url': 'https://mva.microsoft.com/en-US/training-courses/microsoft-azure-fundamentals-virtual-machines-11788',
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'info_dict': {
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'id': '11788',
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'title': 'Microsoft Azure Fundamentals: Virtual Machines',
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},
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'playlist_count': 36,
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}, {
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# with emphasized chapters
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'url': 'https://mva.microsoft.com/en-US/training-courses/developing-windows-10-games-with-construct-2-16335',
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'info_dict': {
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'id': '16335',
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'title': 'Developing Windows 10 Games with Construct 2',
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},
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'playlist_count': 10,
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}, {
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'url': 'https://www.microsoftvirtualacademy.com/en-US/training-courses/microsoft-azure-fundamentals-virtual-machines-11788',
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'only_matching': True,
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}, {
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'url': 'mva:course:11788',
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'only_matching': True,
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}]
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@classmethod
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def suitable(cls, url):
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return False if MicrosoftVirtualAcademyIE.suitable(url) else super(
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MicrosoftVirtualAcademyCourseIE, cls).suitable(url)
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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course_id = mobj.group('id')
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display_id = mobj.group('display_id')
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base_url = self._extract_base_url(course_id, display_id)
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manifest = self._download_json(
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'%s/imsmanifestlite.json' % base_url,
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display_id, 'Downloading course manifest JSON')['manifest']
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organization = manifest['organizations']['organization'][0]
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entries = []
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for chapter in organization['item']:
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chapter_number, chapter_title = self._extract_chapter_and_title(chapter.get('title'))
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chapter_id = chapter.get('@identifier')
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for item in chapter.get('item', []):
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item_id = item.get('@identifier')
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if not item_id:
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continue
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metadata = item.get('resource', {}).get('metadata') or {}
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if metadata.get('learningresourcetype') != 'Video':
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continue
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_, title = self._extract_chapter_and_title(item.get('title'))
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duration = parse_duration(metadata.get('duration'))
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description = metadata.get('description')
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entries.append({
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'_type': 'url_transparent',
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'url': smuggle_url(
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'mva:%s:%s' % (course_id, item_id), {'base_url': base_url}),
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'title': title,
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'description': description,
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'duration': duration,
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'chapter': chapter_title,
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'chapter_number': chapter_number,
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'chapter_id': chapter_id,
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})
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title = organization.get('title') or manifest.get('metadata', {}).get('title')
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return self.playlist_result(entries, course_id, title)
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