mirror of
https://github.com/yt-dlp/yt-dlp.git
synced 2025-10-31 14:45:14 +00:00
[skip travis] adding automerge support
basically copying content of youtube_dl folder to youtube_dlc and excluding the youtube_dl folder when compiling
This commit is contained in:
Unknown
501
youtube_dl/extractor/pluralsight.py
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501
youtube_dl/extractor/pluralsight.py
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@@ -0,0 +1,501 @@
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from __future__ import unicode_literals
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import collections
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import json
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import os
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import random
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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_str,
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compat_urlparse,
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)
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from ..utils import (
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dict_get,
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ExtractorError,
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float_or_none,
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int_or_none,
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parse_duration,
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qualities,
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srt_subtitles_timecode,
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try_get,
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update_url_query,
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urlencode_postdata,
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)
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class PluralsightBaseIE(InfoExtractor):
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_API_BASE = 'https://app.pluralsight.com'
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_GRAPHQL_EP = '%s/player/api/graphql' % _API_BASE
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_GRAPHQL_HEADERS = {
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'Content-Type': 'application/json;charset=UTF-8',
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}
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_GRAPHQL_COURSE_TMPL = '''
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query BootstrapPlayer {
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rpc {
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bootstrapPlayer {
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profile {
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firstName
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lastName
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email
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username
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userHandle
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authed
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isAuthed
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plan
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}
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course(courseId: "%s") {
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name
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title
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courseHasCaptions
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translationLanguages {
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code
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name
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}
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supportsWideScreenVideoFormats
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timestamp
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modules {
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name
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title
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duration
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formattedDuration
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author
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authorized
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clips {
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authorized
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clipId
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duration
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formattedDuration
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id
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index
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moduleIndex
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moduleTitle
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name
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title
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watched
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}
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}
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}
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}
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}
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}'''
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def _download_course(self, course_id, url, display_id):
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try:
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return self._download_course_rpc(course_id, url, display_id)
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except ExtractorError:
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# Old API fallback
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return self._download_json(
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'https://app.pluralsight.com/player/user/api/v1/player/payload',
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display_id, data=urlencode_postdata({'courseId': course_id}),
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headers={'Referer': url})
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def _download_course_rpc(self, course_id, url, display_id):
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response = self._download_json(
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self._GRAPHQL_EP, display_id, data=json.dumps({
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'query': self._GRAPHQL_COURSE_TMPL % course_id,
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'variables': {}
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}).encode('utf-8'), headers=self._GRAPHQL_HEADERS)
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course = try_get(
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response, lambda x: x['data']['rpc']['bootstrapPlayer']['course'],
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dict)
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if course:
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return course
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raise ExtractorError(
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'%s said: %s' % (self.IE_NAME, response['error']['message']),
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expected=True)
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class PluralsightIE(PluralsightBaseIE):
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IE_NAME = 'pluralsight'
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_VALID_URL = r'https?://(?:(?:www|app)\.)?pluralsight\.com/(?:training/)?player\?'
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_LOGIN_URL = 'https://app.pluralsight.com/id/'
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_NETRC_MACHINE = 'pluralsight'
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_TESTS = [{
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'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',
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'md5': '4d458cf5cf4c593788672419a8dd4cf8',
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'info_dict': {
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'id': 'hosting-sql-server-windows-azure-iaas-m7-mgmt-04',
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'ext': 'mp4',
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'title': 'Demo Monitoring',
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'duration': 338,
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},
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'skip': 'Requires pluralsight account credentials',
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}, {
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'url': 'https://app.pluralsight.com/training/player?course=angularjs-get-started&author=scott-allen&name=angularjs-get-started-m1-introduction&clip=0&mode=live',
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'only_matching': True,
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}, {
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# available without pluralsight account
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'url': 'http://app.pluralsight.com/training/player?author=scott-allen&name=angularjs-get-started-m1-introduction&mode=live&clip=0&course=angularjs-get-started',
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'only_matching': True,
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}, {
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'url': 'https://app.pluralsight.com/player?course=ccna-intro-networking&author=ross-bagurdes&name=ccna-intro-networking-m06&clip=0',
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'only_matching': True,
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}]
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GRAPHQL_VIEWCLIP_TMPL = '''
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query viewClip {
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viewClip(input: {
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author: "%(author)s",
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clipIndex: %(clipIndex)d,
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courseName: "%(courseName)s",
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includeCaptions: %(includeCaptions)s,
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locale: "%(locale)s",
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mediaType: "%(mediaType)s",
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moduleName: "%(moduleName)s",
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quality: "%(quality)s"
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}) {
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urls {
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url
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cdn
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rank
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source
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},
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status
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}
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}'''
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def _real_initialize(self):
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self._login()
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def _login(self):
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username, password = self._get_login_info()
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if username is None:
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return
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login_page = self._download_webpage(
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self._LOGIN_URL, None, 'Downloading login page')
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login_form = self._hidden_inputs(login_page)
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login_form.update({
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'Username': username,
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'Password': password,
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})
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post_url = self._search_regex(
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r'<form[^>]+action=(["\'])(?P<url>.+?)\1', login_page,
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'post url', default=self._LOGIN_URL, group='url')
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if not post_url.startswith('http'):
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post_url = compat_urlparse.urljoin(self._LOGIN_URL, post_url)
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response = self._download_webpage(
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post_url, None, 'Logging in',
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data=urlencode_postdata(login_form),
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headers={'Content-Type': 'application/x-www-form-urlencoded'})
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error = self._search_regex(
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r'<span[^>]+class="field-validation-error"[^>]*>([^<]+)</span>',
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response, 'error message', default=None)
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if error:
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raise ExtractorError('Unable to login: %s' % error, expected=True)
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if all(not re.search(p, response) for p in (
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r'__INITIAL_STATE__', r'["\']currentUser["\']',
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# new layout?
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r'>\s*Sign out\s*<')):
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BLOCKED = 'Your account has been blocked due to suspicious activity'
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if BLOCKED in response:
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raise ExtractorError(
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'Unable to login: %s' % BLOCKED, expected=True)
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MUST_AGREE = 'To continue using Pluralsight, you must agree to'
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if any(p in response for p in (MUST_AGREE, '>Disagree<', '>Agree<')):
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raise ExtractorError(
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'Unable to login: %s some documents. Go to pluralsight.com, '
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'log in and agree with what Pluralsight requires.'
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% MUST_AGREE, expected=True)
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raise ExtractorError('Unable to log in')
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def _get_subtitles(self, author, clip_idx, clip_id, lang, name, duration, video_id):
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captions = None
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if clip_id:
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captions = self._download_json(
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'%s/transcript/api/v1/caption/json/%s/%s'
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% (self._API_BASE, clip_id, lang), video_id,
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'Downloading captions JSON', 'Unable to download captions JSON',
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fatal=False)
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if not captions:
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captions_post = {
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'a': author,
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'cn': int(clip_idx),
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'lc': lang,
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'm': name,
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}
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captions = self._download_json(
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'%s/player/retrieve-captions' % self._API_BASE, video_id,
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'Downloading captions JSON', 'Unable to download captions JSON',
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fatal=False, data=json.dumps(captions_post).encode('utf-8'),
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headers={'Content-Type': 'application/json;charset=utf-8'})
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if captions:
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return {
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lang: [{
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'ext': 'json',
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'data': json.dumps(captions),
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}, {
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'ext': 'srt',
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'data': self._convert_subtitles(duration, captions),
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}]
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}
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@staticmethod
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def _convert_subtitles(duration, subs):
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srt = ''
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TIME_OFFSET_KEYS = ('displayTimeOffset', 'DisplayTimeOffset')
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TEXT_KEYS = ('text', 'Text')
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for num, current in enumerate(subs):
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current = subs[num]
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start, text = (
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float_or_none(dict_get(current, TIME_OFFSET_KEYS, skip_false_values=False)),
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dict_get(current, TEXT_KEYS))
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if start is None or text is None:
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continue
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end = duration if num == len(subs) - 1 else float_or_none(
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dict_get(subs[num + 1], TIME_OFFSET_KEYS, skip_false_values=False))
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if end is None:
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continue
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srt += os.linesep.join(
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(
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'%d' % num,
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'%s --> %s' % (
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srt_subtitles_timecode(start),
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srt_subtitles_timecode(end)),
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text,
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os.linesep,
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))
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return srt
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def _real_extract(self, url):
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qs = compat_urlparse.parse_qs(compat_urlparse.urlparse(url).query)
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author = qs.get('author', [None])[0]
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name = qs.get('name', [None])[0]
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clip_idx = qs.get('clip', [None])[0]
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course_name = qs.get('course', [None])[0]
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if any(not f for f in (author, name, clip_idx, course_name,)):
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raise ExtractorError('Invalid URL', expected=True)
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display_id = '%s-%s' % (name, clip_idx)
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course = self._download_course(course_name, url, display_id)
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collection = course['modules']
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clip = None
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for module_ in collection:
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if name in (module_.get('moduleName'), module_.get('name')):
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for clip_ in module_.get('clips', []):
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clip_index = clip_.get('clipIndex')
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if clip_index is None:
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clip_index = clip_.get('index')
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if clip_index is None:
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continue
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if compat_str(clip_index) == clip_idx:
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clip = clip_
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break
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if not clip:
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raise ExtractorError('Unable to resolve clip')
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title = clip['title']
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clip_id = clip.get('clipName') or clip.get('name') or clip['clipId']
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QUALITIES = {
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'low': {'width': 640, 'height': 480},
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'medium': {'width': 848, 'height': 640},
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'high': {'width': 1024, 'height': 768},
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'high-widescreen': {'width': 1280, 'height': 720},
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}
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QUALITIES_PREFERENCE = ('low', 'medium', 'high', 'high-widescreen',)
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quality_key = qualities(QUALITIES_PREFERENCE)
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AllowedQuality = collections.namedtuple('AllowedQuality', ['ext', 'qualities'])
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ALLOWED_QUALITIES = (
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AllowedQuality('webm', ['high', ]),
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AllowedQuality('mp4', ['low', 'medium', 'high', ]),
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)
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# Some courses also offer widescreen resolution for high quality (see
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# https://github.com/ytdl-org/youtube-dl/issues/7766)
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widescreen = course.get('supportsWideScreenVideoFormats') is True
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best_quality = 'high-widescreen' if widescreen else 'high'
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if widescreen:
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for allowed_quality in ALLOWED_QUALITIES:
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allowed_quality.qualities.append(best_quality)
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# In order to minimize the number of calls to ViewClip API and reduce
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# the probability of being throttled or banned by Pluralsight we will request
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# only single format until formats listing was explicitly requested.
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if self._downloader.params.get('listformats', False):
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allowed_qualities = ALLOWED_QUALITIES
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else:
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def guess_allowed_qualities():
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req_format = self._downloader.params.get('format') or 'best'
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req_format_split = req_format.split('-', 1)
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if len(req_format_split) > 1:
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req_ext, req_quality = req_format_split
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req_quality = '-'.join(req_quality.split('-')[:2])
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for allowed_quality in ALLOWED_QUALITIES:
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if req_ext == allowed_quality.ext and req_quality in allowed_quality.qualities:
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return (AllowedQuality(req_ext, (req_quality, )), )
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req_ext = 'webm' if self._downloader.params.get('prefer_free_formats') else 'mp4'
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return (AllowedQuality(req_ext, (best_quality, )), )
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allowed_qualities = guess_allowed_qualities()
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formats = []
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for ext, qualities_ in allowed_qualities:
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for quality in qualities_:
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f = QUALITIES[quality].copy()
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clip_post = {
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'author': author,
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'includeCaptions': 'false',
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'clipIndex': int(clip_idx),
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'courseName': course_name,
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'locale': 'en',
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'moduleName': name,
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'mediaType': ext,
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'quality': '%dx%d' % (f['width'], f['height']),
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}
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format_id = '%s-%s' % (ext, quality)
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try:
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viewclip = self._download_json(
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self._GRAPHQL_EP, display_id,
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'Downloading %s viewclip graphql' % format_id,
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data=json.dumps({
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'query': self.GRAPHQL_VIEWCLIP_TMPL % clip_post,
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'variables': {}
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}).encode('utf-8'),
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headers=self._GRAPHQL_HEADERS)['data']['viewClip']
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except ExtractorError:
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# Still works but most likely will go soon
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viewclip = self._download_json(
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'%s/video/clips/viewclip' % self._API_BASE, display_id,
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'Downloading %s viewclip JSON' % format_id, fatal=False,
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data=json.dumps(clip_post).encode('utf-8'),
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headers={'Content-Type': 'application/json;charset=utf-8'})
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# Pluralsight tracks multiple sequential calls to ViewClip API and start
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# to return 429 HTTP errors after some time (see
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# https://github.com/ytdl-org/youtube-dl/pull/6989). Moreover it may even lead
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# to account ban (see https://github.com/ytdl-org/youtube-dl/issues/6842).
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# To somewhat reduce the probability of these consequences
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# we will sleep random amount of time before each call to ViewClip.
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self._sleep(
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random.randint(2, 5), display_id,
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'%(video_id)s: Waiting for %(timeout)s seconds to avoid throttling')
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||||
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||||
if not viewclip:
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continue
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clip_urls = viewclip.get('urls')
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if not isinstance(clip_urls, list):
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continue
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||||
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for clip_url_data in clip_urls:
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clip_url = clip_url_data.get('url')
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if not clip_url:
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continue
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cdn = clip_url_data.get('cdn')
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clip_f = f.copy()
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clip_f.update({
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'url': clip_url,
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'ext': ext,
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'format_id': '%s-%s' % (format_id, cdn) if cdn else format_id,
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||||
'quality': quality_key(quality),
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'source_preference': int_or_none(clip_url_data.get('rank')),
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})
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formats.append(clip_f)
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self._sort_formats(formats)
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duration = int_or_none(
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clip.get('duration')) or parse_duration(clip.get('formattedDuration'))
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||||
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||||
# TODO: other languages?
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||||
subtitles = self.extract_subtitles(
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author, clip_idx, clip.get('clipId'), 'en', name, duration, display_id)
|
||||
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||||
return {
|
||||
'id': clip_id,
|
||||
'title': title,
|
||||
'duration': duration,
|
||||
'creator': author,
|
||||
'formats': formats,
|
||||
'subtitles': subtitles,
|
||||
}
|
||||
|
||||
|
||||
class PluralsightCourseIE(PluralsightBaseIE):
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IE_NAME = 'pluralsight:course'
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||||
_VALID_URL = r'https?://(?:(?:www|app)\.)?pluralsight\.com/(?:library/)?courses/(?P<id>[^/]+)'
|
||||
_TESTS = [{
|
||||
# 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,
|
||||
}, {
|
||||
# available without pluralsight account
|
||||
'url': 'https://www.pluralsight.com/courses/angularjs-get-started',
|
||||
'only_matching': True,
|
||||
}, {
|
||||
'url': 'https://app.pluralsight.com/library/courses/understanding-microsoft-azure-amazon-aws/table-of-contents',
|
||||
'only_matching': True,
|
||||
}]
|
||||
|
||||
def _real_extract(self, url):
|
||||
course_id = self._match_id(url)
|
||||
|
||||
# TODO: PSM cookie
|
||||
|
||||
course = self._download_course(course_id, url, course_id)
|
||||
|
||||
title = course['title']
|
||||
course_name = course['name']
|
||||
course_data = course['modules']
|
||||
description = course.get('description') or course.get('shortDescription')
|
||||
|
||||
entries = []
|
||||
for num, module in enumerate(course_data, 1):
|
||||
author = module.get('author')
|
||||
module_name = module.get('name')
|
||||
if not author or not module_name:
|
||||
continue
|
||||
for clip in module.get('clips', []):
|
||||
clip_index = int_or_none(clip.get('index'))
|
||||
if clip_index is None:
|
||||
continue
|
||||
clip_url = update_url_query(
|
||||
'%s/player' % self._API_BASE, query={
|
||||
'mode': 'live',
|
||||
'course': course_name,
|
||||
'author': author,
|
||||
'name': module_name,
|
||||
'clip': clip_index,
|
||||
})
|
||||
entries.append({
|
||||
'_type': 'url_transparent',
|
||||
'url': clip_url,
|
||||
'ie_key': PluralsightIE.ie_key(),
|
||||
'chapter': module.get('title'),
|
||||
'chapter_number': num,
|
||||
'chapter_id': module.get('moduleRef'),
|
||||
})
|
||||
|
||||
return self.playlist_result(entries, course_id, title, description)
|
||||
Reference in New Issue
Block a user