yt-dlp/yt_dlp/extractor/laracasts.py

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import json
from .common import InfoExtractor
from .vimeo import VimeoIE
from ..utils import (
clean_html,
extract_attributes,
get_element_html_by_id,
int_or_none,
parse_duration,
str_or_none,
unified_strdate,
url_or_none,
urljoin,
)
from ..utils.traversal import traverse_obj
class LaracastsBaseIE(InfoExtractor):
def _get_prop_data(self, url, display_id):
webpage = self._download_webpage(url, display_id)
return traverse_obj(
get_element_html_by_id('app', webpage),
({extract_attributes}, 'data-page', {json.loads}, 'props'))
def _parse_episode(self, episode):
if not traverse_obj(episode, 'vimeoId'):
self.raise_login_required('This video is only available for subscribers.')
return self.url_result(
VimeoIE._smuggle_referrer(
f'https://player.vimeo.com/video/{episode["vimeoId"]}', 'https://laracasts.com/'),
VimeoIE, url_transparent=True,
**traverse_obj(episode, {
'id': ('id', {int}, {str_or_none}),
'webpage_url': ('path', {lambda x: urljoin('https://laracasts.com', x)}),
'title': ('title', {clean_html}),
'season_number': ('chapter', {int_or_none}),
'episode_number': ('position', {int_or_none}),
'description': ('body', {clean_html}),
'thumbnail': ('largeThumbnail', {url_or_none}),
'duration': ('length', {int_or_none}),
'date': ('dateSegments', 'published', {unified_strdate}),
}))
class LaracastsIE(LaracastsBaseIE):
IE_NAME = 'laracasts'
_VALID_URL = r'https?://(?:www\.)?laracasts\.com/series/(?P<id>[\w-]+/episodes/\d+)/?(?:[?#]|$)'
_TESTS = [{
'url': 'https://laracasts.com/series/30-days-to-learn-laravel-11/episodes/1',
'md5': 'c8f5e7b02ad0e438ef9280a08c8493dc',
'info_dict': {
'id': '922040563',
'title': 'Hello, Laravel',
'ext': 'mp4',
'duration': 519,
'date': '20240312',
'thumbnail': 'https://laracasts.s3.amazonaws.com/videos/thumbnails/youtube/30-days-to-learn-laravel-11-1.png',
'description': 'md5:ddd658bb241975871d236555657e1dd1',
'season_number': 1,
'season': 'Season 1',
'episode_number': 1,
'episode': 'Episode 1',
'uploader': 'Laracasts',
'uploader_id': 'user20182673',
'uploader_url': 'https://vimeo.com/user20182673',
},
'expected_warnings': ['Failed to parse XML'], # TODO: Remove when vimeo extractor is fixed
}]
def _real_extract(self, url):
display_id = self._match_id(url)
return self._parse_episode(self._get_prop_data(url, display_id)['lesson'])
class LaracastsPlaylistIE(LaracastsBaseIE):
IE_NAME = 'laracasts:series'
_VALID_URL = r'https?://(?:www\.)?laracasts\.com/series/(?P<id>[\w-]+)/?(?:[?#]|$)'
_TESTS = [{
'url': 'https://laracasts.com/series/30-days-to-learn-laravel-11',
'info_dict': {
'title': '30 Days to Learn Laravel',
'id': '210',
'thumbnail': 'https://laracasts.s3.amazonaws.com/series/thumbnails/social-cards/30-days-to-learn-laravel-11.png?v=2',
'duration': 30600.0,
'modified_date': '20240511',
'description': 'md5:27c260a1668a450984e8f901579912dd',
'categories': ['Frameworks'],
'tags': ['Laravel'],
'display_id': '30-days-to-learn-laravel-11',
},
'playlist_count': 30,
}]
def _real_extract(self, url):
display_id = self._match_id(url)
series = self._get_prop_data(url, display_id)['series']
metadata = {
'display_id': display_id,
**traverse_obj(series, {
'title': ('title', {str}),
'id': ('id', {int}, {str_or_none}),
'description': ('body', {clean_html}),
'thumbnail': (('large_thumbnail', 'thumbnail'), {url_or_none}, any),
'duration': ('runTime', {parse_duration}),
'categories': ('taxonomy', 'name', {str}, {lambda x: x and [x]}),
'tags': ('topics', ..., 'name', {str}),
'modified_date': ('lastUpdated', {unified_strdate}),
}),
}
return self.playlist_result(traverse_obj(
series, ('chapters', ..., 'episodes', lambda _, v: v['vimeoId'], {self._parse_episode})), **metadata)