import functools from .common import InfoExtractor from ..utils import ( float_or_none, int_or_none, js_to_json, url_or_none, ) from ..utils.traversal import traverse_obj class XiaoHongShuIE(InfoExtractor): _VALID_URL = r'https?://www\.xiaohongshu\.com/explore/(?P[\da-f]+)' IE_DESC = '小红书' _TESTS = [{ 'url': 'https://www.xiaohongshu.com/explore/6411cf99000000001300b6d9', 'md5': '2a87a77ddbedcaeeda8d7eae61b61228', 'info_dict': { 'id': '6411cf99000000001300b6d9', 'ext': 'mp4', 'uploader_id': '5c31698d0000000007018a31', 'description': '#今日快乐今日发[话题]# #吃货薯看这里[话题]# #香妃蛋糕[话题]# #小五卷蛋糕[话题]# #新手蛋糕卷[话题]#', 'title': '香妃蛋糕也太香了吧🔥不需要卷❗️绝对的友好', 'tags': ['今日快乐今日发', '吃货薯看这里', '香妃蛋糕', '小五卷蛋糕', '新手蛋糕卷'], 'duration': 101.726, 'thumbnail': r're:https?://sns-webpic-qc\.xhscdn\.com/\d+/[a-z0-9]+/[\w]+', }, }] def _real_extract(self, url): display_id = self._match_id(url) webpage = self._download_webpage(url, display_id) initial_state = self._search_json( r'window\.__INITIAL_STATE__\s*=', webpage, 'initial state', display_id, transform_source=js_to_json) note_info = traverse_obj(initial_state, ('note', 'noteDetailMap', display_id, 'note')) video_info = traverse_obj(note_info, ('video', 'media', 'stream', ('h264', 'av1', 'h265'), ...)) formats = [] for info in video_info: format_info = traverse_obj(info, { 'fps': ('fps', {int_or_none}), 'width': ('width', {int_or_none}), 'height': ('height', {int_or_none}), 'vcodec': ('videoCodec', {str}), 'acodec': ('audioCodec', {str}), 'abr': ('audioBitrate', {int_or_none}), 'vbr': ('videoBitrate', {int_or_none}), 'audio_channels': ('audioChannels', {int_or_none}), 'tbr': ('avgBitrate', {int_or_none}), 'format': ('qualityType', {str}), 'filesize': ('size', {int_or_none}), 'duration': ('duration', {functools.partial(float_or_none, scale=1000)}), }) formats.extend(traverse_obj(info, (('mediaUrl', ('backupUrls', ...)), { lambda u: url_or_none(u) and {'url': u, **format_info}}))) thumbnails = [] for image_info in traverse_obj(note_info, ('imageList', ...)): thumbnail_info = traverse_obj(image_info, { 'height': ('height', {int_or_none}), 'width': ('width', {int_or_none}), }) for thumb_url in traverse_obj(image_info, (('urlDefault', 'urlPre'), {url_or_none})): thumbnails.append({ 'url': thumb_url, **thumbnail_info, }) return { 'id': display_id, 'formats': formats, 'thumbnails': thumbnails, 'title': self._html_search_meta(['og:title'], webpage, default=None), **traverse_obj(note_info, { 'title': ('title', {str}), 'description': ('desc', {str}), 'tags': ('tagList', ..., 'name', {str}), 'uploader_id': ('user', 'userId', {str}), }), }