[extractor/rutube] Extract chapters from description (#6345)

Authored by: mushbite
This commit is contained in:
mushbite 2023-03-04 15:33:17 +02:00 committed by GitHub
parent 08ff6d59f9
commit 22ccd5420b
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3 changed files with 66 additions and 42 deletions

View file

@ -3649,6 +3649,38 @@ def _generic_title(self, url='', webpage='', *, default=None):
or urllib.parse.unquote(os.path.splitext(url_basename(url))[0])
or default)
def _extract_chapters_helper(self, chapter_list, start_function, title_function, duration, strict=True):
if not duration:
return
chapter_list = [{
'start_time': start_function(chapter),
'title': title_function(chapter),
} for chapter in chapter_list or []]
if not strict:
chapter_list.sort(key=lambda c: c['start_time'] or 0)
chapters = [{'start_time': 0}]
for idx, chapter in enumerate(chapter_list):
if chapter['start_time'] is None:
self.report_warning(f'Incomplete chapter {idx}')
elif chapters[-1]['start_time'] <= chapter['start_time'] <= duration:
chapters.append(chapter)
elif chapter not in chapters:
self.report_warning(
f'Invalid start time ({chapter["start_time"]} < {chapters[-1]["start_time"]}) for chapter "{chapter["title"]}"')
return chapters[1:]
def _extract_chapters_from_description(self, description, duration):
duration_re = r'(?:\d+:)?\d{1,2}:\d{2}'
sep_re = r'(?m)^\s*(%s)\b\W*\s(%s)\s*$'
return self._extract_chapters_helper(
re.findall(sep_re % (duration_re, r'.+?'), description or ''),
start_function=lambda x: parse_duration(x[0]), title_function=lambda x: x[1],
duration=duration, strict=False) or self._extract_chapters_helper(
re.findall(sep_re % (r'.+?', duration_re), description or ''),
start_function=lambda x: parse_duration(x[1]), title_function=lambda x: x[0],
duration=duration, strict=False)
@staticmethod
def _availability(is_private=None, needs_premium=None, needs_subscription=None, needs_auth=None, is_unlisted=None):
all_known = all(map(

View file

@ -25,8 +25,7 @@ def _download_api_info(self, video_id, query=None):
video_id, 'Downloading video JSON',
'Unable to download video JSON', query=query)
@staticmethod
def _extract_info(video, video_id=None, require_title=True):
def _extract_info(self, video, video_id=None, require_title=True):
title = video['title'] if require_title else video.get('title')
age_limit = video.get('is_adult')
@ -35,13 +34,15 @@ def _extract_info(video, video_id=None, require_title=True):
uploader_id = try_get(video, lambda x: x['author']['id'])
category = try_get(video, lambda x: x['category']['name'])
description = video.get('description')
duration = int_or_none(video.get('duration'))
return {
'id': video.get('id') or video_id if video_id else video['id'],
'title': title,
'description': video.get('description'),
'description': description,
'thumbnail': video.get('thumbnail_url'),
'duration': int_or_none(video.get('duration')),
'duration': duration,
'uploader': try_get(video, lambda x: x['author']['name']),
'uploader_id': compat_str(uploader_id) if uploader_id else None,
'timestamp': unified_timestamp(video.get('created_ts')),
@ -50,6 +51,7 @@ def _extract_info(video, video_id=None, require_title=True):
'view_count': int_or_none(video.get('hits')),
'comment_count': int_or_none(video.get('comments_count')),
'is_live': bool_or_none(video.get('is_livestream')),
'chapters': self._extract_chapters_from_description(description, duration),
}
def _download_and_extract_info(self, video_id, query=None):
@ -111,8 +113,9 @@ class RutubeIE(RutubeBaseIE):
'view_count': int,
'thumbnail': 'http://pic.rutubelist.ru/video/d2/a0/d2a0aec998494a396deafc7ba2c82add.jpg',
'category': ['Новости и СМИ'],
'chapters': [],
},
'expected_warnings': ['Unable to download f4m'],
}, {
'url': 'http://rutube.ru/play/embed/a10e53b86e8f349080f718582ce4c661',
'only_matching': True,
@ -142,7 +145,28 @@ class RutubeIE(RutubeBaseIE):
'view_count': int,
'thumbnail': 'http://pic.rutubelist.ru/video/f2/d4/f2d42b54be0a6e69c1c22539e3152156.jpg',
'category': ['Видеоигры'],
'chapters': [],
},
'expected_warnings': ['Unable to download f4m'],
}, {
'url': 'https://rutube.ru/video/c65b465ad0c98c89f3b25cb03dcc87c6/',
'info_dict': {
'id': 'c65b465ad0c98c89f3b25cb03dcc87c6',
'ext': 'mp4',
'chapters': 'count:4',
'category': ['Бизнес и предпринимательство'],
'description': 'md5:252feac1305257d8c1bab215cedde75d',
'thumbnail': 'http://pic.rutubelist.ru/video/71/8f/718f27425ea9706073eb80883dd3787b.png',
'duration': 782,
'age_limit': 0,
'uploader_id': '23491359',
'timestamp': 1677153329,
'view_count': int,
'upload_date': '20230223',
'title': 'Бизнес с нуля: найм сотрудников. Интервью с директором строительной компании',
'uploader': 'Стас Быков',
},
'expected_warnings': ['Unable to download f4m'],
}]
@classmethod

View file

@ -3205,11 +3205,11 @@ def _extract_chapters_from_json(self, data, duration):
'decoratedPlayerBarRenderer', 'playerBar', 'chapteredPlayerBarRenderer', 'chapters'
), expected_type=list)
return self._extract_chapters(
return self._extract_chapters_helper(
chapter_list,
chapter_time=lambda chapter: float_or_none(
start_function=lambda chapter: float_or_none(
traverse_obj(chapter, ('chapterRenderer', 'timeRangeStartMillis')), scale=1000),
chapter_title=lambda chapter: traverse_obj(
title_function=lambda chapter: traverse_obj(
chapter, ('chapterRenderer', 'title', 'simpleText'), expected_type=str),
duration=duration)
@ -3222,42 +3222,10 @@ def _extract_chapters_from_engagement_panel(self, data, duration):
chapter_title = lambda chapter: self._get_text(chapter, 'title')
return next(filter(None, (
self._extract_chapters(traverse_obj(contents, (..., 'macroMarkersListItemRenderer')),
chapter_time, chapter_title, duration)
self._extract_chapters_helper(traverse_obj(contents, (..., 'macroMarkersListItemRenderer')),
chapter_time, chapter_title, duration)
for contents in content_list)), [])
def _extract_chapters_from_description(self, description, duration):
duration_re = r'(?:\d+:)?\d{1,2}:\d{2}'
sep_re = r'(?m)^\s*(%s)\b\W*\s(%s)\s*$'
return self._extract_chapters(
re.findall(sep_re % (duration_re, r'.+?'), description or ''),
chapter_time=lambda x: parse_duration(x[0]), chapter_title=lambda x: x[1],
duration=duration, strict=False) or self._extract_chapters(
re.findall(sep_re % (r'.+?', duration_re), description or ''),
chapter_time=lambda x: parse_duration(x[1]), chapter_title=lambda x: x[0],
duration=duration, strict=False)
def _extract_chapters(self, chapter_list, chapter_time, chapter_title, duration, strict=True):
if not duration:
return
chapter_list = [{
'start_time': chapter_time(chapter),
'title': chapter_title(chapter),
} for chapter in chapter_list or []]
if not strict:
chapter_list.sort(key=lambda c: c['start_time'] or 0)
chapters = [{'start_time': 0}]
for idx, chapter in enumerate(chapter_list):
if chapter['start_time'] is None:
self.report_warning(f'Incomplete chapter {idx}')
elif chapters[-1]['start_time'] <= chapter['start_time'] <= duration:
chapters.append(chapter)
elif chapter not in chapters:
self.report_warning(
f'Invalid start time ({chapter["start_time"]} < {chapters[-1]["start_time"]}) for chapter "{chapter["title"]}"')
return chapters[1:]
def _extract_comment(self, comment_renderer, parent=None):
comment_id = comment_renderer.get('commentId')
if not comment_id: