mirror of https://github.com/yt-dlp/yt-dlp.git
109 lines
4.5 KiB
Python
109 lines
4.5 KiB
Python
import re
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import urllib.parse
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from .common import InfoExtractor
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from ..utils import js_to_json, str_or_none, traverse_obj
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class SubstackIE(InfoExtractor):
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_VALID_URL = r'https?://(?P<username>[\w-]+)\.substack\.com/p/(?P<id>[\w-]+)'
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_TESTS = [{
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'url': 'https://haleynahman.substack.com/p/i-made-a-vlog?s=r',
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'md5': 'f27e4fc6252001d48d479f45e65cdfd5',
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'info_dict': {
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'id': '47660949',
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'ext': 'mp4',
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'title': 'I MADE A VLOG',
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'description': 'md5:9248af9a759321e1027226f988f54d96',
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'thumbnail': 'md5:bec758a34d8ee9142d43bcebdf33af18',
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'uploader': 'Maybe Baby',
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'uploader_id': '33628',
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}
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}, {
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'url': 'https://haleynahman.substack.com/p/-dear-danny-i-found-my-boyfriends?s=r',
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'md5': '0a63eacec877a1171a62cfa69710fcea',
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'info_dict': {
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'id': '51045592',
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'ext': 'mpga',
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'title': "🎧 Dear Danny: I found my boyfriend's secret Twitter account",
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'description': 'md5:a57f2439319e56e0af92dd0c95d75797',
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'thumbnail': 'md5:daa40b6b79249417c14ff8103db29639',
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'uploader': 'Maybe Baby',
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'uploader_id': '33628',
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}
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}, {
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'url': 'https://andrewzimmern.substack.com/p/mussels-with-black-bean-sauce-recipe',
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'md5': 'fd3c07077b02444ff0130715b5f632bb',
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'info_dict': {
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'id': '47368578',
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'ext': 'mp4',
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'title': 'Mussels with Black Bean Sauce: Recipe of the Week #7',
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'description': 'md5:b96234a2906c7d854d5229818d889515',
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'thumbnail': 'md5:e30bfaa9da40e82aa62354263a9dd232',
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'uploader': "Andrew Zimmern's Spilled Milk ",
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'uploader_id': '577659',
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}
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}]
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@classmethod
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def _extract_embed_urls(cls, url, webpage):
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if not re.search(r'<script[^>]+src=["\']https://substackcdn.com/[^"\']+\.js', webpage):
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return
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mobj = re.search(r'{[^}]*\\?["\']subdomain\\?["\']\s*:\s*\\?["\'](?P<subdomain>[^\\"\']+)', webpage)
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if mobj:
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parsed = urllib.parse.urlparse(url)
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yield parsed._replace(netloc=f'{mobj.group("subdomain")}.substack.com').geturl()
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raise cls.StopExtraction()
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def _extract_video_formats(self, video_id, url):
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formats, subtitles = [], {}
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for video_format in ('hls', 'mp4'):
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video_url = urllib.parse.urljoin(url, f'/api/v1/video/upload/{video_id}/src?type={video_format}')
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if video_format == 'hls':
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fmts, subs = self._extract_m3u8_formats_and_subtitles(video_url, video_id, 'mp4', fatal=False)
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formats.extend(fmts)
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self._merge_subtitles(subs, target=subtitles)
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else:
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formats.append({
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'url': video_url,
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'ext': video_format,
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})
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return formats, subtitles
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def _real_extract(self, url):
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display_id, username = self._match_valid_url(url).group('id', 'username')
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webpage = self._download_webpage(url, display_id)
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webpage_info = self._parse_json(self._search_json(
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r'window\._preloads\s*=\s*JSON\.parse\(', webpage, 'json string',
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display_id, transform_source=js_to_json, contains_pattern=r'"{(?s:.+)}"'), display_id)
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canonical_url = url
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domain = traverse_obj(webpage_info, ('domainInfo', 'customDomain', {str}))
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if domain:
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canonical_url = urllib.parse.urlparse(url)._replace(netloc=domain).geturl()
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post_type = webpage_info['post']['type']
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formats, subtitles = [], {}
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if post_type == 'podcast':
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formats, subtitles = [{'url': webpage_info['post']['podcast_url']}], {}
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elif post_type == 'video':
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formats, subtitles = self._extract_video_formats(webpage_info['post']['videoUpload']['id'], canonical_url)
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else:
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self.raise_no_formats(f'Page type "{post_type}" is not supported')
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return {
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'id': str(webpage_info['post']['id']),
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'formats': formats,
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'subtitles': subtitles,
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'title': traverse_obj(webpage_info, ('post', 'title')),
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'description': traverse_obj(webpage_info, ('post', 'description')),
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'thumbnail': traverse_obj(webpage_info, ('post', 'cover_image')),
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'uploader': traverse_obj(webpage_info, ('pub', 'name')),
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'uploader_id': str_or_none(traverse_obj(webpage_info, ('post', 'publication_id'))),
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'webpage_url': canonical_url,
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}
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