mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2025-10-31 06:35:12 +00:00
[pluralsight] Add extractor (Closes #6090)
This commit is contained in:
Sergey M․
218
youtube_dl/extractor/pluralsight.py
Normal file
218
youtube_dl/extractor/pluralsight.py
Normal file
@@ -0,0 +1,218 @@
|
||||
from __future__ import unicode_literals
|
||||
|
||||
import re
|
||||
import json
|
||||
|
||||
from .common import InfoExtractor
|
||||
from ..compat import (
|
||||
compat_str,
|
||||
compat_urllib_parse,
|
||||
compat_urllib_request,
|
||||
compat_urlparse,
|
||||
)
|
||||
from ..utils import (
|
||||
ExtractorError,
|
||||
int_or_none,
|
||||
parse_duration,
|
||||
)
|
||||
|
||||
|
||||
class PluralsightIE(InfoExtractor):
|
||||
IE_NAME = 'pluralsight'
|
||||
_VALID_URL = r'https?://(?:www\.)?pluralsight\.com/training/player\?author=(?P<author>[^&]+)&name=(?P<name>[^&]+)(?:&mode=live)?&clip=(?P<clip>\d+)&course=(?P<course>[^&]+)'
|
||||
_LOGIN_URL = 'https://www.pluralsight.com/id/'
|
||||
_ACCOUNT_CREDENTIALS_HINT = 'Use --username and --password options to provide lynda.com account credentials.'
|
||||
_NETRC_MACHINE = 'pluralsight'
|
||||
|
||||
_TEST = {
|
||||
'url': 'http://www.pluralsight.com/training/player?author=mike-mckeown&name=hosting-sql-server-windows-azure-iaas-m7-mgmt&mode=live&clip=3&course=hosting-sql-server-windows-azure-iaas',
|
||||
'md5': '4d458cf5cf4c593788672419a8dd4cf8',
|
||||
'info_dict': {
|
||||
'id': 'hosting-sql-server-windows-azure-iaas-m7-mgmt-04',
|
||||
'ext': 'mp4',
|
||||
'title': 'Management of SQL Server - Demo Monitoring',
|
||||
'duration': 338,
|
||||
},
|
||||
'skip': 'Requires pluralsight account credentials',
|
||||
}
|
||||
|
||||
def _real_initialize(self):
|
||||
self._login()
|
||||
|
||||
def _login(self):
|
||||
(username, password) = self._get_login_info()
|
||||
if username is None:
|
||||
raise ExtractorError(
|
||||
'Pluralsight account is required, use --username and --password options to provide account credentials.',
|
||||
expected=True)
|
||||
|
||||
login_page = self._download_webpage(
|
||||
self._LOGIN_URL, None, 'Downloading login page')
|
||||
|
||||
login_form = self._hidden_inputs(login_page)
|
||||
|
||||
login_form.update({
|
||||
'Username': username.encode('utf-8'),
|
||||
'Password': password.encode('utf-8'),
|
||||
})
|
||||
|
||||
post_url = self._search_regex(
|
||||
r'<form[^>]+action=(["\'])(?P<url>.+?)\1', login_page,
|
||||
'post url', default=self._LOGIN_URL, group='url')
|
||||
|
||||
if not post_url.startswith('http'):
|
||||
post_url = compat_urlparse.urljoin(self._LOGIN_URL, post_url)
|
||||
|
||||
request = compat_urllib_request.Request(
|
||||
post_url, compat_urllib_parse.urlencode(login_form).encode('utf-8'))
|
||||
request.add_header('Content-Type', 'application/x-www-form-urlencoded')
|
||||
|
||||
response = self._download_webpage(
|
||||
request, None, 'Logging in as %s' % username)
|
||||
|
||||
error = self._search_regex(
|
||||
r'<span[^>]+class="field-validation-error"[^>]*>([^<]+)</span>',
|
||||
response, 'error message', default=None)
|
||||
if error:
|
||||
raise ExtractorError('Unable to login: %s' % error, expected=True)
|
||||
|
||||
def _real_extract(self, url):
|
||||
mobj = re.match(self._VALID_URL, url)
|
||||
author = mobj.group('author')
|
||||
name = mobj.group('name')
|
||||
clip_id = mobj.group('clip')
|
||||
course = mobj.group('course')
|
||||
|
||||
display_id = '%s-%s' % (name, clip_id)
|
||||
|
||||
webpage = self._download_webpage(url, display_id)
|
||||
|
||||
collection = self._parse_json(
|
||||
self._search_regex(
|
||||
r'moduleCollection\s*:\s*new\s+ModuleCollection\((\[.+?\])\s*,\s*\$rootScope\)',
|
||||
webpage, 'modules'),
|
||||
display_id)
|
||||
|
||||
module, clip = None, None
|
||||
|
||||
for module_ in collection:
|
||||
if module_.get('moduleName') == name:
|
||||
module = module_
|
||||
for clip_ in module_.get('clips', []):
|
||||
clip_index = clip_.get('clipIndex')
|
||||
if clip_index is None:
|
||||
continue
|
||||
if compat_str(clip_index) == clip_id:
|
||||
clip = clip_
|
||||
break
|
||||
|
||||
if not clip:
|
||||
raise ExtractorError('Unable to resolve clip')
|
||||
|
||||
QUALITIES = {
|
||||
'low': {'width': 640, 'height': 480},
|
||||
'medium': {'width': 848, 'height': 640},
|
||||
'high': {'width': 1024, 'height': 768},
|
||||
}
|
||||
|
||||
ALLOWED_QUALITIES = (
|
||||
('webm', ('high',)),
|
||||
('mp4', ('low', 'medium', 'high',)),
|
||||
)
|
||||
|
||||
formats = []
|
||||
for ext, qualities in ALLOWED_QUALITIES:
|
||||
for quality in qualities:
|
||||
f = QUALITIES[quality].copy()
|
||||
clip_post = {
|
||||
'a': author,
|
||||
'cap': 'false',
|
||||
'cn': clip_id,
|
||||
'course': course,
|
||||
'lc': 'en',
|
||||
'm': name,
|
||||
'mt': ext,
|
||||
'q': '%dx%d' % (f['width'], f['height']),
|
||||
}
|
||||
request = compat_urllib_request.Request(
|
||||
'http://www.pluralsight.com/training/Player/ViewClip',
|
||||
json.dumps(clip_post).encode('utf-8'))
|
||||
request.add_header('Content-Type', 'application/json;charset=utf-8')
|
||||
format_id = '%s-%s' % (ext, quality)
|
||||
clip_url = self._download_webpage(
|
||||
request, display_id, 'Downloading %s URL' % format_id, fatal=False)
|
||||
if not clip_url:
|
||||
continue
|
||||
f.update({
|
||||
'url': clip_url,
|
||||
'ext': ext,
|
||||
'format_id': format_id,
|
||||
})
|
||||
formats.append(f)
|
||||
self._sort_formats(formats)
|
||||
|
||||
# TODO: captions
|
||||
# http://www.pluralsight.com/training/Player/ViewClip + cap = true
|
||||
# or
|
||||
# http://www.pluralsight.com/training/Player/Captions
|
||||
# { a = author, cn = clip_id, lc = end, m = name }
|
||||
|
||||
return {
|
||||
'id': clip['clipName'],
|
||||
'title': '%s - %s' % (module['title'], clip['title']),
|
||||
'duration': int_or_none(clip.get('duration')) or parse_duration(clip.get('formattedDuration')),
|
||||
'creator': author,
|
||||
'formats': formats
|
||||
}
|
||||
|
||||
|
||||
class PluralsightCourseIE(InfoExtractor):
|
||||
IE_NAME = 'pluralsight:course'
|
||||
_VALID_URL = r'https?://(?:www\.)?pluralsight\.com/courses/(?P<id>[^/]+)'
|
||||
_TEST = {
|
||||
# Free course from Pluralsight Starter Subscription for Microsoft TechNet
|
||||
# https://offers.pluralsight.com/technet?loc=zTS3z&prod=zOTprodz&tech=zOttechz&prog=zOTprogz&type=zSOz&media=zOTmediaz&country=zUSz
|
||||
'url': 'http://www.pluralsight.com/courses/hosting-sql-server-windows-azure-iaas',
|
||||
'info_dict': {
|
||||
'id': 'hosting-sql-server-windows-azure-iaas',
|
||||
'title': 'Hosting SQL Server in Microsoft Azure IaaS Fundamentals',
|
||||
'description': 'md5:61b37e60f21c4b2f91dc621a977d0986',
|
||||
},
|
||||
'playlist_count': 31,
|
||||
}
|
||||
|
||||
def _real_extract(self, url):
|
||||
course_id = self._match_id(url)
|
||||
|
||||
course = self._download_json(
|
||||
'http://www.pluralsight.com/data/course/%s' % course_id,
|
||||
course_id, 'Downloading course JSON')
|
||||
|
||||
title = course['title']
|
||||
description = course.get('description') or course.get('shortDescription')
|
||||
|
||||
course_data = self._download_json(
|
||||
'http://www.pluralsight.com/data/course/content/%s' % course_id,
|
||||
course_id, 'Downloading course data JSON')
|
||||
|
||||
may_not_view = 0
|
||||
|
||||
entries = []
|
||||
for module in course_data:
|
||||
for clip in module.get('clips', []):
|
||||
if clip.get('userMayViewClip') is False:
|
||||
may_not_view += 1
|
||||
continue
|
||||
player_parameters = clip.get('playerParameters')
|
||||
if not player_parameters:
|
||||
continue
|
||||
entries.append(self.url_result(
|
||||
'http://www.pluralsight.com/training/player?%s' % player_parameters,
|
||||
'Pluralsight'))
|
||||
|
||||
if may_not_view > 0:
|
||||
self._downloader.report_warning(
|
||||
'There are %d videos in this course that are not available for you. '
|
||||
'Upgrade your account to get access to these videos.' % may_not_view)
|
||||
|
||||
return self.playlist_result(entries, course_id, title, description)
|
||||
Reference in New Issue
Block a user