|
|
- # coding: utf-8
- from __future__ import unicode_literals
-
- import re
-
- from .common import InfoExtractor
- from ..compat import compat_str
- from ..utils import (
- determine_ext,
- extract_attributes,
- ExtractorError,
- float_or_none,
- int_or_none,
- str_or_none,
- url_or_none,
- urlencode_postdata,
- urljoin,
- )
-
-
- class LecturioBaseIE(InfoExtractor):
- _LOGIN_URL = 'https://app.lecturio.com/en/login'
- _NETRC_MACHINE = 'lecturio'
-
- def _real_initialize(self):
- self._login()
-
- def _login(self):
- username, password = self._get_login_info()
- if username is None:
- return
-
- # Sets some cookies
- _, urlh = self._download_webpage_handle(
- self._LOGIN_URL, None, 'Downloading login popup')
-
- def is_logged(url_handle):
- return self._LOGIN_URL not in compat_str(url_handle.geturl())
-
- # Already logged in
- if is_logged(urlh):
- return
-
- login_form = {
- 'signin[email]': username,
- 'signin[password]': password,
- 'signin[remember]': 'on',
- }
-
- response, urlh = self._download_webpage_handle(
- self._LOGIN_URL, None, 'Logging in',
- data=urlencode_postdata(login_form))
-
- # Logged in successfully
- if is_logged(urlh):
- return
-
- errors = self._html_search_regex(
- r'(?s)<ul[^>]+class=["\']error_list[^>]+>(.+?)</ul>', response,
- 'errors', default=None)
- if errors:
- raise ExtractorError('Unable to login: %s' % errors, expected=True)
- raise ExtractorError('Unable to log in')
-
-
- class LecturioIE(LecturioBaseIE):
- _VALID_URL = r'''(?x)
- https://
- (?:
- app\.lecturio\.com/[^/]+/(?P<id>[^/?#&]+)\.lecture|
- (?:www\.)?lecturio\.de/[^/]+/(?P<id_de>[^/?#&]+)\.vortrag
- )
- '''
- _TESTS = [{
- 'url': 'https://app.lecturio.com/medical-courses/important-concepts-and-terms-introduction-to-microbiology.lecture#tab/videos',
- 'md5': 'f576a797a5b7a5e4e4bbdfc25a6a6870',
- 'info_dict': {
- 'id': '39634',
- 'ext': 'mp4',
- 'title': 'Important Concepts and Terms – Introduction to Microbiology',
- },
- 'skip': 'Requires lecturio account credentials',
- }, {
- 'url': 'https://www.lecturio.de/jura/oeffentliches-recht-staatsexamen.vortrag',
- 'only_matching': True,
- }]
-
- _CC_LANGS = {
- 'German': 'de',
- 'English': 'en',
- 'Spanish': 'es',
- 'French': 'fr',
- 'Polish': 'pl',
- 'Russian': 'ru',
- }
-
- def _real_extract(self, url):
- mobj = re.match(self._VALID_URL, url)
- display_id = mobj.group('id') or mobj.group('id_de')
-
- webpage = self._download_webpage(
- 'https://app.lecturio.com/en/lecture/%s/player.html' % display_id,
- display_id)
-
- lecture_id = self._search_regex(
- r'lecture_id\s*=\s*(?:L_)?(\d+)', webpage, 'lecture id')
-
- api_url = self._search_regex(
- r'lectureDataLink\s*:\s*(["\'])(?P<url>(?:(?!\1).)+)\1', webpage,
- 'api url', group='url')
-
- video = self._download_json(api_url, display_id)
-
- title = video['title'].strip()
-
- formats = []
- for format_ in video['content']['media']:
- if not isinstance(format_, dict):
- continue
- file_ = format_.get('file')
- if not file_:
- continue
- ext = determine_ext(file_)
- if ext == 'smil':
- # smil contains only broken RTMP formats anyway
- continue
- file_url = url_or_none(file_)
- if not file_url:
- continue
- label = str_or_none(format_.get('label'))
- filesize = int_or_none(format_.get('fileSize'))
- formats.append({
- 'url': file_url,
- 'format_id': label,
- 'filesize': float_or_none(filesize, invscale=1000)
- })
- self._sort_formats(formats)
-
- subtitles = {}
- automatic_captions = {}
- cc = self._parse_json(
- self._search_regex(
- r'subtitleUrls\s*:\s*({.+?})\s*,', webpage, 'subtitles',
- default='{}'), display_id, fatal=False)
- for cc_label, cc_url in cc.items():
- cc_url = url_or_none(cc_url)
- if not cc_url:
- continue
- lang = self._search_regex(
- r'/([a-z]{2})_', cc_url, 'lang',
- default=cc_label.split()[0] if cc_label else 'en')
- original_lang = self._search_regex(
- r'/[a-z]{2}_([a-z]{2})_', cc_url, 'original lang',
- default=None)
- sub_dict = (automatic_captions
- if 'auto-translated' in cc_label or original_lang
- else subtitles)
- sub_dict.setdefault(self._CC_LANGS.get(lang, lang), []).append({
- 'url': cc_url,
- })
-
- return {
- 'id': lecture_id,
- 'title': title,
- 'formats': formats,
- 'subtitles': subtitles,
- 'automatic_captions': automatic_captions,
- }
-
-
- class LecturioCourseIE(LecturioBaseIE):
- _VALID_URL = r'https://app\.lecturio\.com/[^/]+/(?P<id>[^/?#&]+)\.course'
- _TEST = {
- 'url': 'https://app.lecturio.com/medical-courses/microbiology-introduction.course#/',
- 'info_dict': {
- 'id': 'microbiology-introduction',
- 'title': 'Microbiology: Introduction',
- },
- 'playlist_count': 45,
- 'skip': 'Requires lecturio account credentials',
- }
-
- def _real_extract(self, url):
- display_id = self._match_id(url)
-
- webpage = self._download_webpage(url, display_id)
-
- entries = []
- for mobj in re.finditer(
- r'(?s)<[^>]+\bdata-url=(["\'])(?:(?!\1).)+\.lecture\b[^>]+>',
- webpage):
- params = extract_attributes(mobj.group(0))
- lecture_url = urljoin(url, params.get('data-url'))
- lecture_id = params.get('data-id')
- entries.append(self.url_result(
- lecture_url, ie=LecturioIE.ie_key(), video_id=lecture_id))
-
- title = self._search_regex(
- r'<span[^>]+class=["\']content-title[^>]+>([^<]+)', webpage,
- 'title', default=None)
-
- return self.playlist_result(entries, display_id, title)
-
-
- class LecturioDeCourseIE(LecturioBaseIE):
- _VALID_URL = r'https://(?:www\.)?lecturio\.de/[^/]+/(?P<id>[^/?#&]+)\.kurs'
- _TEST = {
- 'url': 'https://www.lecturio.de/jura/grundrechte.kurs',
- 'only_matching': True,
- }
-
- def _real_extract(self, url):
- display_id = self._match_id(url)
-
- webpage = self._download_webpage(url, display_id)
-
- entries = []
- for mobj in re.finditer(
- r'(?s)<td[^>]+\bdata-lecture-id=["\'](?P<id>\d+).+?\bhref=(["\'])(?P<url>(?:(?!\2).)+\.vortrag)\b[^>]+>',
- webpage):
- lecture_url = urljoin(url, mobj.group('url'))
- lecture_id = mobj.group('id')
- entries.append(self.url_result(
- lecture_url, ie=LecturioIE.ie_key(), video_id=lecture_id))
-
- title = self._search_regex(
- r'<h1[^>]*>([^<]+)', webpage, 'title', default=None)
-
- return self.playlist_result(entries, display_id, title)
|
