R-yan/l1ving_youtube-dl
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[pbs] extract chapters information

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This commit is contained in:
remitamine 2016-05-05 21:42:37 +01:00
parent 726aefb27a
commit 7b7687fc58
1 changed files with 18 additions and 0 deletions
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18
youtube_dl/extractor/pbs.py
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@ -9,6 +9,7 @@ from ..utils import (
ExtractorError, ExtractorError,
determine_ext, determine_ext,
int_or_none, int_or_none,
float_or_none,
js_to_json, js_to_json,
strip_jsonp, strip_jsonp,
unified_strdate, unified_strdate,
@ -459,6 +460,7 @@ class PBSIE(InfoExtractor):
if not isinstance(e.cause, compat_HTTPError) or e.cause.code != 404: if not isinstance(e.cause, compat_HTTPError) or e.cause.code != 404:
raise raise
chapters = []
# Player pages may also serve different qualities # Player pages may also serve different qualities
for page in ('widget/partnerplayer', 'portalplayer'): for page in ('widget/partnerplayer', 'portalplayer'):
player = self._download_webpage( player = self._download_webpage(
@ -474,6 +476,21 @@ class PBSIE(InfoExtractor):
extract_redirect_urls(video_info) extract_redirect_urls(video_info)
if not info: if not info:
info = video_info info = video_info
if not chapters:
chapters_data = re.findall(r'(?s)chapters\.push\(({.*?})\)', player) or []
for chapter_data in chapters_data:
chapter = self._parse_json(chapter_data, video_id, js_to_json, fatal=False)
if not chapter:
continue
start_time = float_or_none(chapter.get('start_time'), 1000)
duration = float_or_none(chapter.get('duration'), 1000)
if start_time is None or duration is None:
continue
chapters.append({
'start_time': start_time,
'end_time': start_time + duration,
'title': chapter.get('title'),
})
formats = [] formats = []
http_url = None http_url = None
@ -568,4 +585,5 @@ class PBSIE(InfoExtractor):
'upload_date': upload_date, 'upload_date': upload_date,
'formats': formats, 'formats': formats,
'subtitles': subtitles, 'subtitles': subtitles,
'chapters': chapters,
} }