# coding: utf-8 from __future__ import unicode_literals import re from .common import InfoExtractor from ..utils import ( ExtractorError, sanitized_Request, std_headers, urlencode_postdata, update_url_query, ) class SafariBaseIE(InfoExtractor): _LOGIN_URL = 'https://www.safaribooksonline.com/accounts/login/' _NETRC_MACHINE = 'safari' _API_BASE = 'https://www.safaribooksonline.com/api/v1' _API_FORMAT = 'json' LOGGED_IN = False def _real_initialize(self): self._login() def _login(self): (username, password) = self._get_login_info() if username is None: return headers = std_headers.copy() if 'Referer' not in headers: headers['Referer'] = self._LOGIN_URL login_page = self._download_webpage( self._LOGIN_URL, None, 'Downloading login form', headers=headers) def is_logged(webpage): return any(re.search(p, webpage) for p in ( r'href=["\']/accounts/logout/', r'>Sign Out<')) if is_logged(login_page): self.LOGGED_IN = True return csrf = self._html_search_regex( r"name='csrfmiddlewaretoken'\s+value='([^']+)'", login_page, 'csrf token') login_form = { 'csrfmiddlewaretoken': csrf, 'email': username, 'password1': password, 'login': 'Sign In', 'next': '', } request = sanitized_Request( self._LOGIN_URL, urlencode_postdata(login_form), headers=headers) login_page = self._download_webpage( request, None, 'Logging in') if not is_logged(login_page): raise ExtractorError( 'Login failed; make sure your credentials are correct and try again.', expected=True) self.LOGGED_IN = True class SafariIE(SafariBaseIE): IE_NAME = 'safari' IE_DESC = 'safaribooksonline.com online video' _VALID_URL = r'https?://(?:www\.)?safaribooksonline\.com/library/view/[^/]+/(?P<course_id>[^/]+)/(?P<part>[^/?#&]+)\.html' _TESTS = [{ 'url': 'https://www.safaribooksonline.com/library/view/hadoop-fundamentals-livelessons/9780133392838/part00.html', 'md5': 'dcc5a425e79f2564148652616af1f2a3', 'info_dict': { 'id': '0_qbqx90ic', 'ext': 'mp4', 'title': 'Introduction to Hadoop Fundamentals LiveLessons', 'timestamp': 1437758058, 'upload_date': '20150724', 'uploader_id': 'stork', }, }, { # non-digits in course id 'url': 'https://www.safaribooksonline.com/library/view/create-a-nodejs/100000006A0210/part00.html', 'only_matching': True, }, { 'url': 'https://www.safaribooksonline.com/library/view/learning-path-red/9780134664057/RHCE_Introduction.html', 'only_matching': True, }] def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) video_id = '%s/%s' % (mobj.group('course_id'), mobj.group('part')) webpage = self._download_webpage(url, video_id) reference_id = self._search_regex( r'data-reference-id=(["\'])(?P<id>(?:(?!\1).)+)\1', webpage, 'kaltura reference id', group='id') partner_id = self._search_regex( r'data-partner-id=(["\'])(?P<id>(?:(?!\1).)+)\1', webpage, 'kaltura widget id', group='id') ui_id = self._search_regex( r'data-ui-id=(["\'])(?P<id>(?:(?!\1).)+)\1', webpage, 'kaltura uiconf id', group='id') query = { 'wid': '_%s' % partner_id, 'uiconf_id': ui_id, 'flashvars[referenceId]': reference_id, } if self.LOGGED_IN: kaltura_session = self._download_json( '%s/player/kaltura_session/?reference_id=%s' % (self._API_BASE, reference_id), video_id, 'Downloading kaltura session JSON', 'Unable to download kaltura session JSON', fatal=False) if kaltura_session: session = kaltura_session.get('session') if session: query['flashvars[ks]'] = session return self.url_result(update_url_query( 'https://cdnapisec.kaltura.com/html5/html5lib/v2.37.1/mwEmbedFrame.php', query), 'Kaltura') class SafariApiIE(SafariBaseIE): IE_NAME = 'safari:api' _VALID_URL = r'https?://(?:www\.)?safaribooksonline\.com/api/v1/book/(?P<course_id>[^/]+)/chapter(?:-content)?/(?P<part>[^/?#&]+)\.html' _TESTS = [{ 'url': 'https://www.safaribooksonline.com/api/v1/book/9780133392838/chapter/part00.html', 'only_matching': True, }, { 'url': 'https://www.safaribooksonline.com/api/v1/book/9780134664057/chapter/RHCE_Introduction.html', 'only_matching': True, }] def _real_extract(self, url): mobj = re.match(self._VALID_URL, url) part = self._download_json( url, '%s/%s' % (mobj.group('course_id'), mobj.group('part')), 'Downloading part JSON') return self.url_result(part['web_url'], SafariIE.ie_key()) class SafariCourseIE(SafariBaseIE): IE_NAME = 'safari:course' IE_DESC = 'safaribooksonline.com online courses' _VALID_URL = r'''(?x) https?:// (?: (?:www\.)?safaribooksonline\.com/(?:library/view/[^/]+|api/v1/book)| techbus\.safaribooksonline\.com ) /(?P<id>[^/]+)/?(?:[#?]|$) ''' _TESTS = [{ 'url': 'https://www.safaribooksonline.com/library/view/hadoop-fundamentals-livelessons/9780133392838/', 'info_dict': { 'id': '9780133392838', 'title': 'Hadoop Fundamentals LiveLessons', }, 'playlist_count': 22, 'skip': 'Requires safaribooksonline account credentials', }, { 'url': 'https://www.safaribooksonline.com/api/v1/book/9781449396459/?override_format=json', 'only_matching': True, }, { 'url': 'http://techbus.safaribooksonline.com/9780134426365', 'only_matching': True, }] def _real_extract(self, url): course_id = self._match_id(url) course_json = self._download_json( '%s/book/%s/?override_format=%s' % (self._API_BASE, course_id, self._API_FORMAT), course_id, 'Downloading course JSON') if 'chapters' not in course_json: raise ExtractorError( 'No chapters found for course %s' % course_id, expected=True) entries = [ self.url_result(chapter, SafariApiIE.ie_key()) for chapter in course_json['chapters']] course_title = course_json['title'] return self.playlist_result(entries, course_id, course_title)