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[niconico] Try to extract all optional fields from various sources

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This commit is contained in:
Yen Chi Hsuan 2015-04-30 02:24:05 +08:00
parent 59d814f793
commit b2e8e7dab5
1 changed files with 51 additions and 6 deletions
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57
youtube_dl/extractor/niconico.py
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@ -3,6 +3,7 @@ from __future__ import unicode_literals
import re
import json
import datetime
from .common import InfoExtractor
from ..compat import (
@ -55,13 +56,16 @@ class NiconicoIE(InfoExtractor):
},
}, {
# 'video exists but is marked as "deleted"
# md5 is unstable
'url': 'http://www.nicovideo.jp/watch/sm10000',
'md5': '38e53c9aad548f3ecf01ca7680b59b08',
'info_dict': {
'id': 'sm10000',
'ext': 'unknown_video',
'description': 'deleted',
'title': 'ドラえもんエターナル第3話「決戦第3新東京市」＜前編＞',
'upload_date': '20071224',
'timestamp': 1198527840, # timestamp field has different value if logged in
'duration': 304,
},
}]
@ -154,17 +158,59 @@ class NiconicoIE(InfoExtractor):
r'<span[^>]+class="videoHeaderTitle"[^>]*>([^<]+)</span>',
webpage, 'video title')
watch_api_data_string = self._html_search_regex(
r'<div[^>]+id="watchAPIDataContainer"[^>]+>([^<]+)</div>',
webpage, 'watch api data', default=None)
watch_api_data = self._parse_json(watch_api_data_string, video_id) if watch_api_data_string else {}
video_detail = watch_api_data.get('videoDetail', {})
extension = xpath_text(video_info, './/movie_type')
if not extension:
extension = determine_ext(video_real_url)
video_format = extension.upper()
thumbnail = xpath_text(video_info, './/thumbnail_url')
thumbnail = (
xpath_text(video_info, './/thumbnail_url') or
self._html_search_meta('image', webpage, 'thumbnail', default=None) or
video_detail.get('thumbnail'))
description = xpath_text(video_info, './/description')
timestamp = parse_iso8601(xpath_text(video_info, './/first_retrieve'))
if not timestamp:
match = self._html_search_meta('datePublished', webpage, 'date published', default=None)
if match:
timestamp = parse_iso8601(match.replace('+', ':00+'))
if not timestamp and video_detail.get('postedAt'):
timestamp = parse_iso8601(
video_detail['postedAt'].replace('/', '-'),
delimiter=' ', timezone=datetime.timedelta(hours=9))
view_count = int_or_none(xpath_text(video_info, './/view_counter'))
if not view_count:
match = self._html_search_regex(
r'>Views: <strong[^>]*>([^<]+)</strong>',
webpage, 'view count', default=None)
if match:
view_count = int_or_none(match.replace(',', ''))
view_count = view_count or video_detail.get('viewCount')
comment_count = int_or_none(xpath_text(video_info, './/comment_num'))
duration = parse_duration(xpath_text(video_info, './/length'))
webpage_url = xpath_text(video_info, './/watch_url')
if not comment_count:
match = self._html_search_regex(
r'>Comments: <strong[^>]*>([^<]+)</strong>',
webpage, 'comment count', default=None)
if match:
comment_count = int_or_none(match.replace(',', ''))
comment_count = comment_count or video_detail.get('commentCount')
duration = (parse_duration(
xpath_text(video_info, './/length') or
self._html_search_meta(
'video:duration', webpage, 'video duration', default=None)) or
video_detail.get('length'))
webpage_url = xpath_text(video_info, './/watch_url') or url
if video_info.find('.//ch_id') is not None:
uploader_id = video_info.find('.//ch_id').text
@ -175,7 +221,7 @@ class NiconicoIE(InfoExtractor):
else:
uploader_id = uploader = None
ret = {
return {
'id': video_id,
'url': video_real_url,
'title': title,
@ -191,7 +237,6 @@ class NiconicoIE(InfoExtractor):
'duration': duration,
'webpage_url': webpage_url,
}
return dict((k, v) for k, v in ret.items() if v is not None)
class NiconicoPlaylistIE(InfoExtractor):