[pinterest] Add extractor (closes #25747)
Sergey M․
4 years ago
parent
f23eceebbf
commit
c4cabf040e
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# coding: utf-8
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from __future__ import unicode_literals
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from .common import InfoExtractor
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from ..compat import compat_str
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from ..utils import (
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determine_ext,
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float_or_none,
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int_or_none,
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try_get,
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unified_timestamp,
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url_or_none,
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)
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class PinterestBaseIE(InfoExtractor):
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_VALID_URL_BASE = r'https?://(?:[^/]+\.)?pinterest\.(?:com|fr|de|ch|jp|cl|ca|it|co\.uk|nz|ru|com\.au|at|pt|co\.kr|es|com\.mx|dk|ph|th|com\.uy|co|nl|info|kr|ie|vn|com\.vn|ec|mx|in|pe|co\.at|hu|co\.in|co\.nz|id|com\.ec|com\.py|tw|be|uk|com\.bo|com\.pe)'
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def _extract_resource(self, webpage, video_id):
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return self._parse_json(
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self._search_regex(
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r'<script[^>]+\bid=["\']initial-state["\'][^>]*>({.+?})</script>',
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webpage, 'application json'),
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video_id)['resourceResponses']
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def _extract_video(self, data, extract_formats=True):
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video_id = data['id']
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title = (data.get('title') or data.get('grid_title') or video_id).strip()
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formats = []
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duration = None
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if extract_formats:
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for format_id, format_dict in data['videos']['video_list'].items():
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if not isinstance(format_dict, dict):
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continue
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format_url = url_or_none(format_dict.get('url'))
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if not format_url:
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continue
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duration = float_or_none(format_dict.get('duration'), scale=1000)
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ext = determine_ext(format_url)
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if 'hls' in format_id.lower() or ext == 'm3u8':
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formats.extend(self._extract_m3u8_formats(
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format_url, video_id, 'mp4', entry_protocol='m3u8_native',
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m3u8_id=format_id, fatal=False))
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else:
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formats.append({
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'url': format_url,
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'format_id': format_id,
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'width': int_or_none(format_dict.get('width')),
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'height': int_or_none(format_dict.get('height')),
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'duration': duration,
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})
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self._sort_formats(
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formats, field_preference=('height', 'width', 'tbr', 'format_id'))
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description = data.get('description') or data.get('description_html') or data.get('seo_description')
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timestamp = unified_timestamp(data.get('created_at'))
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def _u(field):
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return try_get(data, lambda x: x['closeup_attribution'][field], compat_str)
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uploader = _u('full_name')
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uploader_id = _u('id')
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repost_count = int_or_none(data.get('repin_count'))
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comment_count = int_or_none(data.get('comment_count'))
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categories = try_get(data, lambda x: x['pin_join']['visual_annotation'], list)
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tags = data.get('hashtags')
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thumbnails = []
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images = data.get('images')
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if isinstance(images, dict):
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for thumbnail_id, thumbnail in images.items():
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if not isinstance(thumbnail, dict):
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continue
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thumbnail_url = url_or_none(thumbnail.get('url'))
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if not thumbnail_url:
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continue
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thumbnails.append({
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'url': thumbnail_url,
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'width': int_or_none(thumbnail.get('width')),
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'height': int_or_none(thumbnail.get('height')),
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})
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return {
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'id': video_id,
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'title': title,
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'description': description,
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'duration': duration,
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'timestamp': timestamp,
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'thumbnails': thumbnails,
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'uploader': uploader,
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'uploader_id': uploader_id,
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'repost_count': repost_count,
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'comment_count': comment_count,
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'categories': categories,
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'tags': tags,
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'formats': formats,
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'extractor_key': PinterestIE.ie_key(),
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}
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class PinterestIE(PinterestBaseIE):
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_VALID_URL = r'%s/pin/(?P<id>\d+)' % PinterestBaseIE._VALID_URL_BASE
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_TESTS = [{
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'url': 'https://www.pinterest.com/pin/664281013778109217/',
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'md5': '6550c2af85d6d9f3fe3b88954d1577fc',
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'info_dict': {
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'id': '664281013778109217',
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'ext': 'mp4',
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'title': 'Origami',
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'description': 'md5:b9d90ddf7848e897882de9e73344f7dd',
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'duration': 57.7,
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'timestamp': 1593073622,
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'upload_date': '20200625',
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'uploader': 'Love origami -I am Dafei',
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'uploader_id': '586523688879454212',
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'repost_count': 50,
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'comment_count': 0,
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'categories': list,
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'tags': list,
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},
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}, {
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'url': 'https://co.pinterest.com/pin/824721750502199491/',
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'only_matching': True,
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}]
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def _real_extract(self, url):
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video_id = self._match_id(url)
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webpage = self._download_webpage(url, video_id)
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data = self._extract_resource(webpage, video_id)[0]['response']['data']
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return self._extract_video(data)
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class PinterestCollectionIE(PinterestBaseIE):
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_VALID_URL = r'%s/[^/]+/(?P<id>[^/?#&]+)' % PinterestBaseIE._VALID_URL_BASE
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_TESTS = [{
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'url': 'https://www.pinterest.ca/mashal0407/cool-diys/',
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'info_dict': {
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'id': '585890301462791043',
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'title': 'cool diys',
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},
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'playlist_count': 8,
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}]
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@classmethod
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def suitable(cls, url):
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return False if PinterestIE.suitable(url) else super(
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PinterestCollectionIE, cls).suitable(url)
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def _real_extract(self, url):
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collection_name = self._match_id(url)
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webpage = self._download_webpage(url, collection_name)
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resource = self._extract_resource(webpage, collection_name)[1]
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entries = []
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for item in resource['response']['data']:
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if not isinstance(item, dict) or item.get('type') != 'pin':
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continue
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video_id = item.get('id')
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if video_id:
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# Some pins may not be available anonymously via pin URL
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# video = self._extract_video(item, extract_formats=False)
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# video.update({
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# '_type': 'url_transparent',
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# 'url': 'https://www.pinterest.com/pin/%s/' % video_id,
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# })
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# entries.append(video)
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entries.append(self._extract_video(item))
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title = try_get(
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resource, lambda x: x['options']['board_title'], compat_str)
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collection_id = try_get(
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resource, lambda x: x['options']['board_id'],
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compat_str) or collection_name
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return self.playlist_result(
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entries, playlist_id=collection_id, playlist_title=title)
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