[packtpub] fix extraction(closes #21268)
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					 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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        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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        content = video.get('content')
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        if not content:
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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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        video_url = content['file']
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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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        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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