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Code Issues Releases Wiki Activity

[instagram] Improve extraction (closes #22880)

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pull/27132/merge
Sergey M․ 4 years ago
parent 58e55198c1
commit f22b5a6b96
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1 changed files with 67 additions and 65 deletions
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132
youtube_dl/extractor/instagram.py
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@ -122,9 +122,9 @@ class InstagramIE(InfoExtractor):
webpage = self._download_webpage(url, video_id)
(video_url, description, thumbnail, timestamp, uploader,
(media, video_url, description, thumbnail, timestamp, uploader,
uploader_id, like_count, comment_count, comments, height,
width) = [None] * 11
width) = [None] * 12
shared_data = self._parse_json(
self._search_regex(
@ -137,69 +137,71 @@ class InstagramIE(InfoExtractor):
(lambda x: x['entry_data']['PostPage'][0]['graphql']['shortcode_media'],
lambda x: x['entry_data']['PostPage'][0]['media']),
dict)
if not media:
additional_data = self._parse_json(
self._search_regex(r'window\.__additionalDataLoaded\(\'[^\']+\',\s*({.+?})\);',
webpage, 'additional data', default='{}'),
video_id, fatal=False)
if additional_data:
media = try_get(
additional_data,
lambda x: x['graphql']['shortcode_media'],
dict)
if media:
video_url = media.get('video_url')
height = int_or_none(media.get('dimensions', {}).get('height'))
width = int_or_none(media.get('dimensions', {}).get('width'))
description = try_get(
media, lambda x: x['edge_media_to_caption']['edges'][0]['node']['text'],
compat_str) or media.get('caption')
thumbnail = media.get('display_src')
timestamp = int_or_none(media.get('taken_at_timestamp') or media.get('date'))
uploader = media.get('owner', {}).get('full_name')
uploader_id = media.get('owner', {}).get('username')
def get_count(key, kind):
return int_or_none(try_get(
media, (lambda x: x['edge_media_%s' % key]['count'],
lambda x: x['%ss' % kind]['count'])))
like_count = get_count('preview_like', 'like')
comment_count = get_count('to_comment', 'comment')
comments = [{
'author': comment.get('user', {}).get('username'),
'author_id': comment.get('user', {}).get('id'),
'id': comment.get('id'),
'text': comment.get('text'),
'timestamp': int_or_none(comment.get('created_at')),
} for comment in media.get(
'comments', {}).get('nodes', []) if comment.get('text')]
if not video_url:
edges = try_get(
media, lambda x: x['edge_sidecar_to_children']['edges'],
list) or []
if edges:
entries = []
for edge_num, edge in enumerate(edges, start=1):
node = try_get(edge, lambda x: x['node'], dict)
if not node:
continue
node_video_url = url_or_none(node.get('video_url'))
if not node_video_url:
continue
entries.append({
'id': node.get('shortcode') or node['id'],
'title': 'Video %d' % edge_num,
'url': node_video_url,
'thumbnail': node.get('display_url'),
'width': int_or_none(try_get(node, lambda x: x['dimensions']['width'])),
'height': int_or_none(try_get(node, lambda x: x['dimensions']['height'])),
'view_count': int_or_none(node.get('video_view_count')),
})
return self.playlist_result(
entries, video_id,
'Post by %s' % uploader_id if uploader_id else None,
description)
# _sharedData.entry_data.PostPage is empty when authenticated (see
# https://github.com/ytdl-org/youtube-dl/pull/22880)
if not media:
additional_data = self._parse_json(
self._search_regex(
r'window\.__additionalDataLoaded\s*\(\s*[^,]+,\s*({.+?})\s*\)\s*;',
webpage, 'additional data', default='{}'),
video_id, fatal=False)
if additional_data:
media = try_get(
additional_data, lambda x: x['graphql']['shortcode_media'],
dict)
if media:
video_url = media.get('video_url')
height = int_or_none(media.get('dimensions', {}).get('height'))
width = int_or_none(media.get('dimensions', {}).get('width'))
description = try_get(
media, lambda x: x['edge_media_to_caption']['edges'][0]['node']['text'],
compat_str) or media.get('caption')
thumbnail = media.get('display_src')
timestamp = int_or_none(media.get('taken_at_timestamp') or media.get('date'))
uploader = media.get('owner', {}).get('full_name')
uploader_id = media.get('owner', {}).get('username')
def get_count(key, kind):
return int_or_none(try_get(
media, (lambda x: x['edge_media_%s' % key]['count'],
lambda x: x['%ss' % kind]['count'])))
like_count = get_count('preview_like', 'like')
comment_count = get_count('to_comment', 'comment')
comments = [{
'author': comment.get('user', {}).get('username'),
'author_id': comment.get('user', {}).get('id'),
'id': comment.get('id'),
'text': comment.get('text'),
'timestamp': int_or_none(comment.get('created_at')),
} for comment in media.get(
'comments', {}).get('nodes', []) if comment.get('text')]
if not video_url:
edges = try_get(
media, lambda x: x['edge_sidecar_to_children']['edges'],
list) or []
if edges:
entries = []
for edge_num, edge in enumerate(edges, start=1):
node = try_get(edge, lambda x: x['node'], dict)
if not node:
continue
node_video_url = url_or_none(node.get('video_url'))
if not node_video_url:
continue
entries.append({
'id': node.get('shortcode') or node['id'],
'title': 'Video %d' % edge_num,
'url': node_video_url,
'thumbnail': node.get('display_url'),
'width': int_or_none(try_get(node, lambda x: x['dimensions']['width'])),
'height': int_or_none(try_get(node, lambda x: x['dimensions']['height'])),
'view_count': int_or_none(node.get('video_view_count')),
})
return self.playlist_result(
entries, video_id,
'Post by %s' % uploader_id if uploader_id else None,
description)
if not video_url:
video_url = self._og_search_video_url(webpage, secure=False)

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