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-rw-r--r--youtube_dl/extractor/packtpub.py138
1 files changed, 138 insertions, 0 deletions
diff --git a/youtube_dl/extractor/packtpub.py b/youtube_dl/extractor/packtpub.py
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+++ b/youtube_dl/extractor/packtpub.py
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+from __future__ import unicode_literals
+
+import re
+
+from .common import InfoExtractor
+from ..compat import compat_str
+from ..utils import (
+ clean_html,
+ ExtractorError,
+ remove_end,
+ strip_or_none,
+ unified_timestamp,
+ urljoin,
+)
+
+
+class PacktPubBaseIE(InfoExtractor):
+ _PACKT_BASE = 'https://www.packtpub.com'
+ _MAPT_REST = '%s/mapt-rest' % _PACKT_BASE
+
+
+class PacktPubIE(PacktPubBaseIE):
+ _VALID_URL = r'https?://(?:www\.)?packtpub\.com/mapt/video/[^/]+/(?P<course_id>\d+)/(?P<chapter_id>\d+)/(?P<id>\d+)'
+
+ _TEST = {
+ 'url': 'https://www.packtpub.com/mapt/video/web-development/9781787122215/20528/20530/Project+Intro',
+ 'md5': '1e74bd6cfd45d7d07666f4684ef58f70',
+ 'info_dict': {
+ 'id': '20530',
+ 'ext': 'mp4',
+ 'title': 'Project Intro',
+ 'thumbnail': r're:(?i)^https?://.*\.jpg',
+ 'timestamp': 1490918400,
+ 'upload_date': '20170331',
+ },
+ }
+
+ def _handle_error(self, response):
+ if response.get('status') != 'success':
+ raise ExtractorError(
+ '% said: %s' % (self.IE_NAME, response['message']),
+ expected=True)
+
+ def _download_json(self, *args, **kwargs):
+ response = super(PacktPubIE, self)._download_json(*args, **kwargs)
+ self._handle_error(response)
+ return response
+
+ def _real_extract(self, url):
+ mobj = re.match(self._VALID_URL, url)
+ course_id, chapter_id, video_id = mobj.group(
+ 'course_id', 'chapter_id', 'id')
+
+ video = self._download_json(
+ '%s/users/me/products/%s/chapters/%s/sections/%s'
+ % (self._MAPT_REST, course_id, chapter_id, video_id), video_id,
+ 'Downloading JSON video')['data']
+
+ content = video.get('content')
+ if not content:
+ raise ExtractorError('This video is locked', expected=True)
+
+ video_url = content['file']
+
+ metadata = self._download_json(
+ '%s/products/%s/chapters/%s/sections/%s/metadata'
+ % (self._MAPT_REST, course_id, chapter_id, video_id),
+ video_id)['data']
+
+ title = metadata['pageTitle']
+ course_title = metadata.get('title')
+ if course_title:
+ title = remove_end(title, ' - %s' % course_title)
+ timestamp = unified_timestamp(metadata.get('publicationDate'))
+ thumbnail = urljoin(self._PACKT_BASE, metadata.get('filepath'))
+
+ return {
+ 'id': video_id,
+ 'url': video_url,
+ 'title': title,
+ 'thumbnail': thumbnail,
+ 'timestamp': timestamp,
+ }
+
+
+class PacktPubCourseIE(PacktPubBaseIE):
+ _VALID_URL = r'(?P<url>https?://(?:www\.)?packtpub\.com/mapt/video/[^/]+/(?P<id>\d+))'
+ _TEST = {
+ 'url': 'https://www.packtpub.com/mapt/video/web-development/9781787122215',
+ 'info_dict': {
+ 'id': '9781787122215',
+ 'title': 'Learn Nodejs by building 12 projects [Video]',
+ },
+ 'playlist_count': 90,
+ }
+
+ @classmethod
+ def suitable(cls, url):
+ return False if PacktPubIE.suitable(url) else super(
+ PacktPubCourseIE, cls).suitable(url)
+
+ def _real_extract(self, url):
+ mobj = re.match(self._VALID_URL, url)
+ url, course_id = mobj.group('url', 'id')
+
+ course = self._download_json(
+ '%s/products/%s/metadata' % (self._MAPT_REST, course_id),
+ course_id)['data']
+
+ entries = []
+ for chapter_num, chapter in enumerate(course['tableOfContents'], 1):
+ if chapter.get('type') != 'chapter':
+ continue
+ children = chapter.get('children')
+ if not isinstance(children, list):
+ continue
+ chapter_info = {
+ 'chapter': chapter.get('title'),
+ 'chapter_number': chapter_num,
+ 'chapter_id': chapter.get('id'),
+ }
+ for section in children:
+ if section.get('type') != 'section':
+ continue
+ section_url = section.get('seoUrl')
+ if not isinstance(section_url, compat_str):
+ continue
+ entry = {
+ '_type': 'url_transparent',
+ 'url': urljoin(url + '/', section_url),
+ 'title': strip_or_none(section.get('title')),
+ 'description': clean_html(section.get('summary')),
+ 'ie_key': PacktPubIE.ie_key(),
+ }
+ entry.update(chapter_info)
+ entries.append(entry)
+
+ return self.playlist_result(entries, course_id, course.get('title'))