commit 20218040db2b1e063191cc470ce403d35d394e2a
parent c69e71733d9619cb1a2bee769b9a381b52901de3
Author: Sergey M․ <dstftw@gmail.com>
Date:   Tue,  5 Nov 2019 05:21:16 +0700

[scte] Add extractor (closes #22975)

Diffstat:
Myoutube_dl/extractor/extractors.py | 4++++
Ayoutube_dl/extractor/scte.py | 144+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++
2 files changed, 148 insertions(+), 0 deletions(-)

diff --git a/youtube_dl/extractor/extractors.py b/youtube_dl/extractor/extractors.py @@ -980,6 +980,10 @@ from .sbs import SBSIE from .screencast import ScreencastIE from .screencastomatic import ScreencastOMaticIE from .scrippsnetworks import ScrippsNetworksWatchIE +from .scte import ( + SCTEIE, + SCTECourseIE, +) from .seeker import SeekerIE from .senateisvp import SenateISVPIE from .sendtonews import SendtoNewsIE diff --git a/youtube_dl/extractor/scte.py b/youtube_dl/extractor/scte.py @@ -0,0 +1,144 @@ +from __future__ import unicode_literals + +import re + +from .common import InfoExtractor +from ..utils import ( + decode_packed_codes, + ExtractorError, + urlencode_postdata, +) + + +class SCTEBaseIE(InfoExtractor): + _LOGIN_URL = 'https://www.scte.org/SCTE/Sign_In.aspx' + _NETRC_MACHINE = 'scte' + + def _real_initialize(self): + self._login() + + def _login(self): + username, password = self._get_login_info() + if username is None: + return + + login_popup = self._download_webpage( + self._LOGIN_URL, None, 'Downloading login popup') + + def is_logged(webpage): + return any(re.search(p, webpage) for p in ( + r'class=["\']welcome\b', r'>Sign Out<')) + + # already logged in + if is_logged(login_popup): + return + + login_form = self._hidden_inputs(login_popup) + + login_form.update({ + 'ctl01$TemplateBody$WebPartManager1$gwpciNewContactSignInCommon$ciNewContactSignInCommon$signInUserName': username, + 'ctl01$TemplateBody$WebPartManager1$gwpciNewContactSignInCommon$ciNewContactSignInCommon$signInPassword': password, + 'ctl01$TemplateBody$WebPartManager1$gwpciNewContactSignInCommon$ciNewContactSignInCommon$RememberMe': 'on', + }) + + response = self._download_webpage( + self._LOGIN_URL, None, 'Logging in', + data=urlencode_postdata(login_form)) + + if '|pageRedirect|' not in response and not is_logged(response): + error = self._html_search_regex( + r'(?s)<[^>]+class=["\']AsiError["\'][^>]*>(.+?)</', + response, 'error message', default=None) + if error: + raise ExtractorError('Unable to login: %s' % error, expected=True) + raise ExtractorError('Unable to log in') + + +class SCTEIE(SCTEBaseIE): + _VALID_URL = r'https?://learning\.scte\.org/mod/scorm/view\.php?.*?\bid=(?P<id>\d+)' + _TESTS = [{ + 'url': 'https://learning.scte.org/mod/scorm/view.php?id=31484', + 'info_dict': { + 'title': 'Introduction to DOCSIS Engineering Professional', + 'id': '31484', + }, + 'playlist_count': 5, + 'skip': 'Requires account credentials', + }] + + def _real_extract(self, url): + video_id = self._match_id(url) + + webpage = self._download_webpage(url, video_id) + + title = self._search_regex(r'<h1>(.+?)</h1>', webpage, 'title') + + context_id = self._search_regex(r'context-(\d+)', webpage, video_id) + content_base = 'https://learning.scte.org/pluginfile.php/%s/mod_scorm/content/8/' % context_id + context = decode_packed_codes(self._download_webpage( + '%smobile/data.js' % content_base, video_id)) + + data = self._parse_xml( + self._search_regex( + r'CreateData\(\s*"(.+?)"', context, 'data').replace(r"\'", "'"), + video_id) + + entries = [] + for asset in data.findall('.//asset'): + asset_url = asset.get('url') + if not asset_url or not asset_url.endswith('.mp4'): + continue + asset_id = self._search_regex( + r'video_([^_]+)_', asset_url, 'asset id', default=None) + if not asset_id: + continue + entries.append({ + 'id': asset_id, + 'title': title, + 'url': content_base + asset_url, + }) + + return self.playlist_result(entries, video_id, title) + + +class SCTECourseIE(SCTEBaseIE): + _VALID_URL = r'https?://learning\.scte\.org/(?:mod/sub)?course/view\.php?.*?\bid=(?P<id>\d+)' + _TESTS = [{ + 'url': 'https://learning.scte.org/mod/subcourse/view.php?id=31491', + 'only_matching': True, + }, { + 'url': 'https://learning.scte.org/course/view.php?id=3639', + 'only_matching': True, + }, { + 'url': 'https://learning.scte.org/course/view.php?id=3073', + 'only_matching': True, + }] + + def _real_extract(self, url): + course_id = self._match_id(url) + + webpage = self._download_webpage(url, course_id) + + title = self._search_regex( + r'<h1>(.+?)</h1>', webpage, 'title', default=None) + + entries = [] + for mobj in re.finditer( + r'''(?x) + <a[^>]+ + href=(["\']) + (?P<url> + https?://learning\.scte\.org/mod/ + (?P<kind>scorm|subcourse)/view\.php?(?:(?!\1).)*? + \bid=\d+ + ) + ''', + webpage): + item_url = mobj.group('url') + if item_url == url: + continue + ie = (SCTEIE.ie_key() if mobj.group('kind') == 'scorm' + else SCTECourseIE.ie_key()) + entries.append(self.url_result(item_url, ie=ie)) + + return self.playlist_result(entries, course_id, title)