From f23a92a0cecac0d4db60e086e429793556347271 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Sergey=20M=E2=80=A4?= Date: Sun, 8 May 2016 20:02:54 +0600 Subject: [PATCH] [mva] Add extractor (Closes #6667) --- youtube_dl/extractor/extractors.py | 4 + .../extractor/microsoftvirtualacademy.py | 192 ++++++++++++++++++ 2 files changed, 196 insertions(+) create mode 100644 youtube_dl/extractor/microsoftvirtualacademy.py diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py index 7bacef184..a0bb3d4c2 100644 --- a/youtube_dl/extractor/extractors.py +++ b/youtube_dl/extractor/extractors.py @@ -409,6 +409,10 @@ from .metacritic import MetacriticIE from .mgoon import MgoonIE from .mgtv import MGTVIE +from .microsoftvirtualacademy import ( + MicrosoftVirtualAcademyIE, + MicrosoftVirtualAcademyCourseIE, +) from .minhateca import MinhatecaIE from .ministrygrid import MinistryGridIE from .minoto import MinotoIE diff --git a/youtube_dl/extractor/microsoftvirtualacademy.py b/youtube_dl/extractor/microsoftvirtualacademy.py new file mode 100644 index 000000000..b7fea47ee --- /dev/null +++ b/youtube_dl/extractor/microsoftvirtualacademy.py @@ -0,0 +1,192 @@ +from __future__ import unicode_literals + +import re + +from .common import InfoExtractor +from ..compat import ( + compat_xpath, +) +from ..utils import ( + int_or_none, + parse_duration, + smuggle_url, + unsmuggle_url, + xpath_text, +) + + +class MicrosoftVirtualAcademyBaseIE(InfoExtractor): + def _extract_base_url(self, course_id, display_id): + return self._download_json( + 'https://api-mlxprod.microsoft.com/services/products/anonymous/%s' % course_id, + display_id, 'Downloading course base URL') + + def _extract_chapter_and_title(self, title): + if not title: + return None, None + m = re.search(r'(?P\d+)\s*\|\s*(?P.+)', title) + return (int(m.group('chapter')), m.group('title')) if m else (None, title) + + +class MicrosoftVirtualAcademyIE(MicrosoftVirtualAcademyBaseIE): + IE_NAME = 'mva' + IE_DESC = 'Microsoft Virtual Academy videos' + _VALID_URL = r'(?:%s:|https?://(?:mva\.microsoft|microsoftvirtualacademy)\.com/[^/]+/training-courses/[^/?#&]+-)(?P<course_id>\d+)(?::|\?l=)(?P<id>[\da-zA-Z]+_\d+)' % IE_NAME + + _TESTS = [{ + 'url': 'https://mva.microsoft.com/en-US/training-courses/microsoft-azure-fundamentals-virtual-machines-11788?l=gfVXISmEB_6804984382', + 'md5': '7826c44fc31678b12ad8db11f6b5abb9', + 'info_dict': { + 'id': 'gfVXISmEB_6804984382', + 'ext': 'mp4', + 'title': 'Course Introduction', + 'formats': 'mincount:3', + 'subtitles': { + 'en': [{ + 'ext': 'ttml', + }], + }, + } + }, { + 'url': 'mva:11788:gfVXISmEB_6804984382', + 'only_matching': True, + }] + + def _real_extract(self, url): + url, smuggled_data = unsmuggle_url(url, {}) + + mobj = re.match(self._VALID_URL, url) + course_id = mobj.group('course_id') + video_id = mobj.group('id') + + base_url = smuggled_data.get('base_url') or self._extract_base_url(course_id, video_id) + + settings = self._download_xml( + '%s/content/content_%s/videosettings.xml?v=1' % (base_url, video_id), + video_id, 'Downloading video settings XML') + + _, title = self._extract_chapter_and_title(xpath_text( + settings, './/Title', 'title', fatal=True)) + + formats = [] + + for sources in settings.findall(compat_xpath('.//MediaSources')): + if sources.get('videoType') == 'smoothstreaming': + continue + for source in sources.findall(compat_xpath('./MediaSource')): + video_url = source.text + if not video_url or not video_url.startswith('http'): + continue + video_mode = source.get('videoMode') + height = int_or_none(self._search_regex( + r'^(\d+)[pP]$', video_mode or '', 'height', default=None)) + codec = source.get('codec') + acodec, vcodec = [None] * 2 + if codec: + codecs = codec.split(',') + if len(codecs) == 2: + acodec, vcodec = codecs + elif len(codecs) == 1: + vcodec = codecs[0] + formats.append({ + 'url': video_url, + 'format_id': video_mode, + 'height': height, + 'acodec': acodec, + 'vcodec': vcodec, + }) + self._sort_formats(formats) + + subtitles = {} + for source in settings.findall(compat_xpath('.//MarkerResourceSource')): + subtitle_url = source.text + if not subtitle_url: + continue + subtitles.setdefault('en', []).append({ + 'url': '%s/%s' % (base_url, subtitle_url), + 'ext': source.get('type'), + }) + + return { + 'id': video_id, + 'title': title, + 'subtitles': subtitles, + 'formats': formats + } + + +class MicrosoftVirtualAcademyCourseIE(MicrosoftVirtualAcademyBaseIE): + IE_NAME = 'mva:course' + IE_DESC = 'Microsoft Virtual Academy courses' + _VALID_URL = r'(?:%s:|https?://(?:mva\.microsoft|microsoftvirtualacademy)\.com/[^/]+/training-courses/(?P<display_id>[^/?#&]+)-)(?P<id>\d+)' % IE_NAME + + _TESTS = [{ + 'url': 'https://mva.microsoft.com/en-US/training-courses/microsoft-azure-fundamentals-virtual-machines-11788', + 'info_dict': { + 'id': '11788', + 'title': 'Microsoft Azure Fundamentals: Virtual Machines', + }, + 'playlist_count': 36, + }, { + # with emphasized chapters + 'url': 'https://mva.microsoft.com/en-US/training-courses/developing-windows-10-games-with-construct-2-16335', + 'info_dict': { + 'id': '16335', + 'title': 'Developing Windows 10 Games with Construct 2', + }, + 'playlist_count': 10, + }, { + 'url': 'https://www.microsoftvirtualacademy.com/en-US/training-courses/microsoft-azure-fundamentals-virtual-machines-11788', + 'only_matching': True, + }, { + 'url': 'mva:course:11788', + 'only_matching': True, + }] + + @classmethod + def suitable(cls, url): + return False if MicrosoftVirtualAcademyIE.suitable(url) else super( + MicrosoftVirtualAcademyCourseIE, cls).suitable(url) + + def _real_extract(self, url): + mobj = re.match(self._VALID_URL, url) + course_id = mobj.group('id') + display_id = mobj.group('display_id') + + base_url = self._extract_base_url(course_id, display_id) + + manifest = self._download_json( + '%s/imsmanifestlite.json' % base_url, + display_id, 'Downloading course manifest JSON')['manifest'] + + organization = manifest['organizations']['organization'][0] + + entries = [] + for chapter in organization['item']: + chapter_number, chapter_title = self._extract_chapter_and_title(chapter.get('title')) + chapter_id = chapter.get('@identifier') + for item in chapter.get('item', []): + item_id = item.get('@identifier') + if not item_id: + continue + metadata = item.get('resource', {}).get('metadata') or {} + if metadata.get('learningresourcetype') != 'Video': + continue + _, title = self._extract_chapter_and_title(item.get('title')) + duration = parse_duration(metadata.get('duration')) + description = metadata.get('description') + entries.append({ + '_type': 'url_transparent', + 'url': smuggle_url( + 'mva:%s:%s' % (course_id, item_id), {'base_url': base_url}), + 'title': title, + 'description': description, + 'duration': duration, + 'chapter': chapter_title, + 'chapter_number': chapter_number, + 'chapter_id': chapter_id, + }) + + title = organization.get('title') or manifest.get('metadata', {}).get('title') + + return self.playlist_result(entries, course_id, title)