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[teachable] Add support for teachable based platform sites (closes #5451
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Original file line number | Diff line number | Diff line change |
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from __future__ import unicode_literals | ||
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import re | ||
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from .common import InfoExtractor | ||
from .wistia import WistiaIE | ||
from ..compat import compat_str | ||
from ..utils import ( | ||
clean_html, | ||
ExtractorError, | ||
get_element_by_class, | ||
urlencode_postdata, | ||
urljoin, | ||
) | ||
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class TeachableBaseIE(InfoExtractor): | ||
_NETRC_MACHINE = 'teachable' | ||
_URL_PREFIX = 'teachable:' | ||
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_SITES = { | ||
# Only notable ones here | ||
'upskillcourses.com': 'upskill', | ||
'academy.gns3.com': 'gns3', | ||
'academyhacker.com': 'academyhacker', | ||
'stackskills.com': 'stackskills', | ||
'market.saleshacker.com': 'saleshacker', | ||
'learnability.org': 'learnability', | ||
'edurila.com': 'edurila', | ||
} | ||
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_VALID_URL_SUB_TUPLE = (_URL_PREFIX, '|'.join(re.escape(site) for site in _SITES.keys())) | ||
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def _real_initialize(self): | ||
self._logged_in = False | ||
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def _login(self, site): | ||
if self._logged_in: | ||
return | ||
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username, password = self._get_login_info( | ||
netrc_machine=self._SITES.get(site, site)) | ||
if username is None: | ||
return | ||
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login_page, urlh = self._download_webpage_handle( | ||
'https://%s/sign_in' % site, None, | ||
'Downloading %s login page' % site) | ||
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login_url = compat_str(urlh.geturl()) | ||
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login_form = self._hidden_inputs(login_page) | ||
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login_form.update({ | ||
'user[email]': username, | ||
'user[password]': password, | ||
}) | ||
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post_url = self._search_regex( | ||
r'<form[^>]+action=(["\'])(?P<url>(?:(?!\1).)+)\1', login_page, | ||
'post url', default=login_url, group='url') | ||
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if not post_url.startswith('http'): | ||
post_url = urljoin(login_url, post_url) | ||
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response = self._download_webpage( | ||
post_url, None, 'Logging in to %s' % site, | ||
data=urlencode_postdata(login_form), | ||
headers={ | ||
'Content-Type': 'application/x-www-form-urlencoded', | ||
'Referer': login_url, | ||
}) | ||
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if '>I accept the new Privacy Policy<' in response: | ||
raise ExtractorError( | ||
'Unable to login: %s asks you to accept new Privacy Policy. ' | ||
'Go to https://%s/ and accept.' % (site, site), expected=True) | ||
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# Successful login | ||
if any(re.search(p, response) for p in ( | ||
r'class=["\']user-signout', | ||
r'<a[^>]+\bhref=["\']/sign_out', | ||
r'>\s*Log out\s*<')): | ||
self._logged_in = True | ||
return | ||
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message = get_element_by_class('alert', response) | ||
if message is not None: | ||
raise ExtractorError( | ||
'Unable to login: %s' % clean_html(message), expected=True) | ||
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raise ExtractorError('Unable to log in') | ||
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class TeachableIE(TeachableBaseIE): | ||
_VALID_URL = r'''(?x) | ||
(?: | ||
%shttps?://(?P<site_t>[^/]+)| | ||
https?://(?:www\.)?(?P<site>%s) | ||
) | ||
/courses/[^/]+/lectures/(?P<id>\d+) | ||
''' % TeachableBaseIE._VALID_URL_SUB_TUPLE | ||
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_TESTS = [{ | ||
'url': 'http://upskillcourses.com/courses/essential-web-developer-course/lectures/1747100', | ||
'info_dict': { | ||
'id': 'uzw6zw58or', | ||
'ext': 'mp4', | ||
'title': 'Welcome to the Course!', | ||
'description': 'md5:65edb0affa582974de4625b9cdea1107', | ||
'duration': 138.763, | ||
'timestamp': 1479846621, | ||
'upload_date': '20161122', | ||
}, | ||
'params': { | ||
'skip_download': True, | ||
}, | ||
}, { | ||
'url': 'http://upskillcourses.com/courses/119763/lectures/1747100', | ||
'only_matching': True, | ||
}, { | ||
'url': 'https://academy.gns3.com/courses/423415/lectures/6885939', | ||
'only_matching': True, | ||
}, { | ||
'url': 'teachable:https://upskillcourses.com/courses/essential-web-developer-course/lectures/1747100', | ||
'only_matching': True, | ||
}] | ||
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@staticmethod | ||
def _is_teachable(webpage): | ||
return 'teachableTracker.linker:autoLink' in webpage and re.search( | ||
r'<link[^>]+href=["\']https?://process\.fs\.teachablecdn\.com', | ||
webpage) | ||
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@staticmethod | ||
def _extract_url(webpage, source_url): | ||
if not TeachableIE._is_teachable(webpage): | ||
print('NOT TEACHABLE') | ||
return | ||
if re.match(r'https?://[^/]+/(?:courses|p)', source_url): | ||
return '%s%s' % (TeachableBaseIE._URL_PREFIX, source_url) | ||
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def _real_extract(self, url): | ||
mobj = re.match(self._VALID_URL, url) | ||
site = mobj.group('site') or mobj.group('site_t') | ||
video_id = mobj.group('id') | ||
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self._login(site) | ||
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prefixed = url.startswith(self._URL_PREFIX) | ||
if prefixed: | ||
url = url[len(self._URL_PREFIX):] | ||
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webpage = self._download_webpage(url, video_id) | ||
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wistia_url = WistiaIE._extract_url(webpage) | ||
if not wistia_url: | ||
if any(re.search(p, webpage) for p in ( | ||
r'class=["\']lecture-contents-locked', | ||
r'>\s*Lecture contents locked', | ||
r'id=["\']lecture-locked')): | ||
self.raise_login_required('Lecture contents locked') | ||
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title = self._og_search_title(webpage, default=None) | ||
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return { | ||
'_type': 'url_transparent', | ||
'url': wistia_url, | ||
'ie_key': WistiaIE.ie_key(), | ||
'title': title, | ||
} | ||
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class TeachableCourseIE(TeachableBaseIE): | ||
_VALID_URL = r'''(?x) | ||
(?: | ||
%shttps?://(?P<site_t>[^/]+)| | ||
https?://(?:www\.)?(?P<site>%s) | ||
) | ||
/(?:courses|p)/(?:enrolled/)?(?P<id>[^/?#&]+) | ||
''' % TeachableBaseIE._VALID_URL_SUB_TUPLE | ||
_TESTS = [{ | ||
'url': 'http://upskillcourses.com/courses/essential-web-developer-course/', | ||
'info_dict': { | ||
'id': 'essential-web-developer-course', | ||
'title': 'The Essential Web Developer Course (Free)', | ||
}, | ||
'playlist_count': 192, | ||
}, { | ||
'url': 'http://upskillcourses.com/courses/119763/', | ||
'only_matching': True, | ||
}, { | ||
'url': 'http://upskillcourses.com/courses/enrolled/119763', | ||
'only_matching': True, | ||
}, { | ||
'url': 'https://academy.gns3.com/courses/enrolled/423415', | ||
'only_matching': True, | ||
}, { | ||
'url': 'https://learn.vrdev.school/p/gear-vr-developer-mini', | ||
'only_matching': True, | ||
}, { | ||
'url': 'teachable:https://filmsimplified.com/p/davinci-resolve-15-crash-course', | ||
'only_matching': True, | ||
}] | ||
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@classmethod | ||
def suitable(cls, url): | ||
return False if TeachableIE.suitable(url) else super( | ||
TeachableCourseIE, cls).suitable(url) | ||
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def _real_extract(self, url): | ||
mobj = re.match(self._VALID_URL, url) | ||
site = mobj.group('site') or mobj.group('site_t') | ||
course_id = mobj.group('id') | ||
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self._login(site) | ||
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prefixed = url.startswith(self._URL_PREFIX) | ||
if prefixed: | ||
prefix = self._URL_PREFIX | ||
url = url[len(prefix):] | ||
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webpage = self._download_webpage(url, course_id) | ||
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url_base = 'https://%s/' % site | ||
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entries = [] | ||
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for mobj in re.finditer( | ||
r'(?s)(?P<li><li[^>]+class=(["\'])(?:(?!\2).)*?section-item[^>]+>.+?</li>)', | ||
webpage): | ||
li = mobj.group('li') | ||
if 'fa-youtube-play' not in li: | ||
continue | ||
lecture_url = self._search_regex( | ||
r'<a[^>]+href=(["\'])(?P<url>(?:(?!\1).)+)\1', li, | ||
'lecture url', default=None, group='url') | ||
if not lecture_url: | ||
continue | ||
lecture_id = self._search_regex( | ||
r'/lectures/(\d+)', lecture_url, 'lecture id', default=None) | ||
title = self._html_search_regex( | ||
r'<span[^>]+class=["\']lecture-name[^>]+>([^<]+)', li, | ||
'title', default=None) | ||
entry_url = urljoin(url_base, lecture_url) | ||
if prefixed: | ||
entry_url = self._URL_PREFIX + entry_url | ||
entries.append( | ||
self.url_result( | ||
entry_url, | ||
ie=TeachableIE.ie_key(), video_id=lecture_id, | ||
video_title=clean_html(title))) | ||
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course_title = self._html_search_regex( | ||
(r'(?s)<img[^>]+class=["\']course-image[^>]+>\s*<h\d>(.+?)</h', | ||
r'(?s)<h\d[^>]+class=["\']course-title[^>]+>(.+?)</h'), | ||
webpage, 'course title', fatal=False) | ||
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return self.playlist_result(entries, course_id, course_title) |