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[packtpub] fix extraction(closes #21268)
This commit is contained in:
Remita Amine
parent
a6389abfd7
commit
25d71fb058
1 changed files with 51 additions and 60 deletions
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@ -5,26 +5,27 @@ 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_str,
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compat_HTTPError,
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)
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from ..utils import (
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clean_html,
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ExtractorError,
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remove_end,
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# remove_end,
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str_or_none,
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strip_or_none,
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unified_timestamp,
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urljoin,
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# urljoin,
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)
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class PacktPubBaseIE(InfoExtractor):
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_PACKT_BASE = 'https://www.packtpub.com'
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_MAPT_REST = '%s/mapt-rest' % _PACKT_BASE
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# _PACKT_BASE = 'https://www.packtpub.com'
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_STATIC_PRODUCTS_BASE = 'https://static.packt-cdn.com/products/'
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class PacktPubIE(PacktPubBaseIE):
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_VALID_URL = r'https?://(?:(?:www\.)?packtpub\.com/mapt|subscription\.packtpub\.com)/video/[^/]+/(?P<course_id>\d+)/(?P<chapter_id>\d+)/(?P<id>\d+)'
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_VALID_URL = r'https?://(?:(?:www\.)?packtpub\.com/mapt|subscription\.packtpub\.com)/video/[^/]+/(?P<course_id>\d+)/(?P<chapter_id>\d+)/(?P<id>\d+)(?:/(?P<display_id>[^/?&#]+))?'
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_TESTS = [{
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'url': 'https://www.packtpub.com/mapt/video/web-development/9781787122215/20528/20530/Project+Intro',
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@ -50,9 +51,9 @@ class PacktPubIE(PacktPubBaseIE):
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return
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try:
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self._TOKEN = self._download_json(
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self._MAPT_REST + '/users/tokens', None,
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'https://services.packtpub.com/auth-v1/users/tokens', None,
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'Downloading Authorization Token', data=json.dumps({
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'email': username,
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'username': username,
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'password': password,
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}).encode())['data']['access']
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except ExtractorError as e:
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@ -61,54 +62,40 @@ class PacktPubIE(PacktPubBaseIE):
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raise ExtractorError(message, expected=True)
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raise
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def _handle_error(self, response):
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if response.get('status') != 'success':
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raise ExtractorError(
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'% said: %s' % (self.IE_NAME, response['message']),
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expected=True)
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def _download_json(self, *args, **kwargs):
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response = super(PacktPubIE, self)._download_json(*args, **kwargs)
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self._handle_error(response)
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return response
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def _real_extract(self, url):
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mobj = re.match(self._VALID_URL, url)
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course_id, chapter_id, video_id = mobj.group(
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'course_id', 'chapter_id', 'id')
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course_id, chapter_id, video_id, display_id = re.match(self._VALID_URL, url).groups()
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headers = {}
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if self._TOKEN:
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headers['Authorization'] = 'Bearer ' + self._TOKEN
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video = self._download_json(
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'%s/users/me/products/%s/chapters/%s/sections/%s'
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% (self._MAPT_REST, course_id, chapter_id, video_id), video_id,
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'Downloading JSON video', headers=headers)['data']
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try:
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video_url = self._download_json(
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'https://services.packtpub.com/products-v1/products/%s/%s/%s' % (course_id, chapter_id, video_id), video_id,
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'Downloading JSON video', headers=headers)['data']
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except ExtractorError as e:
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if isinstance(e.cause, compat_HTTPError) and e.cause.code == 400:
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self.raise_login_required('This video is locked')
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raise
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content = video.get('content')
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if not content:
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self.raise_login_required('This video is locked')
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# TODO: find a better way to avoid duplicating course requests
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# metadata = self._download_json(
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# '%s/products/%s/chapters/%s/sections/%s/metadata'
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# % (self._MAPT_REST, course_id, chapter_id, video_id),
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# video_id)['data']
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video_url = content['file']
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metadata = self._download_json(
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'%s/products/%s/chapters/%s/sections/%s/metadata'
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% (self._MAPT_REST, course_id, chapter_id, video_id),
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video_id)['data']
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title = metadata['pageTitle']
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course_title = metadata.get('title')
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if course_title:
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title = remove_end(title, ' - %s' % course_title)
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timestamp = unified_timestamp(metadata.get('publicationDate'))
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thumbnail = urljoin(self._PACKT_BASE, metadata.get('filepath'))
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# title = metadata['pageTitle']
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# course_title = metadata.get('title')
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# if course_title:
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# title = remove_end(title, ' - %s' % course_title)
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# timestamp = unified_timestamp(metadata.get('publicationDate'))
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# thumbnail = urljoin(self._PACKT_BASE, metadata.get('filepath'))
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return {
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'id': video_id,
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'url': video_url,
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'title': title,
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'thumbnail': thumbnail,
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'timestamp': timestamp,
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'title': display_id or video_id, # title,
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# 'thumbnail': thumbnail,
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# 'timestamp': timestamp,
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}
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@ -119,6 +106,7 @@ class PacktPubCourseIE(PacktPubBaseIE):
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'info_dict': {
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'id': '9781787122215',
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'title': 'Learn Nodejs by building 12 projects [Video]',
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'description': 'md5:489da8d953f416e51927b60a1c7db0aa',
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},
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'playlist_count': 90,
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}, {
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@ -136,35 +124,38 @@ class PacktPubCourseIE(PacktPubBaseIE):
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url, course_id = mobj.group('url', 'id')
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course = self._download_json(
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'%s/products/%s/metadata' % (self._MAPT_REST, course_id),
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course_id)['data']
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self._STATIC_PRODUCTS_BASE + '%s/toc' % course_id, course_id)
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metadata = self._download_json(
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self._STATIC_PRODUCTS_BASE + '%s/summary' % course_id,
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course_id, fatal=False) or {}
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entries = []
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for chapter_num, chapter in enumerate(course['tableOfContents'], 1):
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if chapter.get('type') != 'chapter':
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continue
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children = chapter.get('children')
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if not isinstance(children, list):
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for chapter_num, chapter in enumerate(course['chapters'], 1):
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chapter_id = str_or_none(chapter.get('id'))
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sections = chapter.get('sections')
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if not chapter_id or not isinstance(sections, list):
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continue
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chapter_info = {
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'chapter': chapter.get('title'),
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'chapter_number': chapter_num,
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'chapter_id': chapter.get('id'),
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'chapter_id': chapter_id,
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}
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for section in children:
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if section.get('type') != 'section':
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continue
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section_url = section.get('seoUrl')
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if not isinstance(section_url, compat_str):
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for section in sections:
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section_id = str_or_none(section.get('id'))
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if not section_id or section.get('contentType') != 'video':
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continue
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entry = {
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'_type': 'url_transparent',
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'url': urljoin(url + '/', section_url),
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'url': '/'.join([url, chapter_id, section_id]),
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'title': strip_or_none(section.get('title')),
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'description': clean_html(section.get('summary')),
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'thumbnail': metadata.get('coverImage'),
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'timestamp': unified_timestamp(metadata.get('publicationDate')),
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'ie_key': PacktPubIE.ie_key(),
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}
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entry.update(chapter_info)
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entries.append(entry)
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return self.playlist_result(entries, course_id, course.get('title'))
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return self.playlist_result(
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entries, course_id, metadata.get('title'),
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clean_html(metadata.get('about')))
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