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mirror of https://github.com/ytdl-org/youtube-dl.git synced 2024-12-22 16:06:49 +00:00

[niconico] fix playlist extraction(closes #27428)

This commit is contained in:
Remita Amine 2020-12-20 17:15:43 +01:00
parent b8aea53682
commit f966461476

View File

@ -1,20 +1,23 @@
# coding: utf-8
from __future__ import unicode_literals
import json
import datetime
import functools
import json
import math
from .common import InfoExtractor
from ..compat import (
compat_parse_qs,
compat_urlparse,
compat_urllib_parse_urlparse,
)
from ..utils import (
determine_ext,
dict_get,
ExtractorError,
int_or_none,
float_or_none,
InAdvancePagedList,
int_or_none,
parse_duration,
parse_iso8601,
remove_start,
@ -181,7 +184,7 @@ class NiconicoIE(InfoExtractor):
if urlh is False:
login_ok = False
else:
parts = compat_urlparse.urlparse(urlh.geturl())
parts = compat_urllib_parse_urlparse(urlh.geturl())
if compat_parse_qs(parts.query).get('message', [None])[0] == 'cant_login':
login_ok = False
if not login_ok:
@ -292,7 +295,7 @@ class NiconicoIE(InfoExtractor):
'http://flapi.nicovideo.jp/api/getflv/' + video_id + '?as3=1',
video_id, 'Downloading flv info')
flv_info = compat_urlparse.parse_qs(flv_info_webpage)
flv_info = compat_parse_qs(flv_info_webpage)
if 'url' not in flv_info:
if 'deleted' in flv_info:
raise ExtractorError('The video has been deleted.',
@ -437,34 +440,76 @@ class NiconicoIE(InfoExtractor):
class NiconicoPlaylistIE(InfoExtractor):
_VALID_URL = r'https?://(?:www\.)?nicovideo\.jp/mylist/(?P<id>\d+)'
_VALID_URL = r'https?://(?:www\.)?nicovideo\.jp/(?:user/\d+/)?mylist/(?P<id>\d+)'
_TEST = {
_TESTS = [{
'url': 'http://www.nicovideo.jp/mylist/27411728',
'info_dict': {
'id': '27411728',
'title': 'AKB48のオールナイトニッポン',
'description': 'md5:d89694c5ded4b6c693dea2db6e41aa08',
'uploader': 'のっく',
'uploader_id': '805442',
},
'playlist_mincount': 225,
}
}, {
'url': 'https://www.nicovideo.jp/user/805442/mylist/27411728',
'only_matching': True,
}]
_PAGE_SIZE = 100
def _call_api(self, list_id, resource, query):
return self._download_json(
'https://nvapi.nicovideo.jp/v2/mylists/' + list_id, list_id,
'Downloading %s JSON metatdata' % resource, query=query,
headers={'X-Frontend-Id': 6})['data']['mylist']
def _parse_owner(self, item):
owner = item.get('owner') or {}
if owner:
return {
'uploader': owner.get('name'),
'uploader_id': owner.get('id'),
}
return {}
def _fetch_page(self, list_id, page):
page += 1
items = self._call_api(list_id, 'page %d' % page, {
'page': page,
'pageSize': self._PAGE_SIZE,
})['items']
for item in items:
video = item.get('video') or {}
video_id = video.get('id')
if not video_id:
continue
count = video.get('count') or {}
get_count = lambda x: int_or_none(count.get(x))
info = {
'_type': 'url',
'id': video_id,
'title': video.get('title'),
'url': 'https://www.nicovideo.jp/watch/' + video_id,
'description': video.get('shortDescription'),
'duration': int_or_none(video.get('duration')),
'view_count': get_count('view'),
'comment_count': get_count('comment'),
'ie_key': NiconicoIE.ie_key(),
}
info.update(self._parse_owner(video))
yield info
def _real_extract(self, url):
list_id = self._match_id(url)
webpage = self._download_webpage(url, list_id)
entries_json = self._search_regex(r'Mylist\.preload\(\d+, (\[.*\])\);',
webpage, 'entries')
entries = json.loads(entries_json)
entries = [{
'_type': 'url',
'ie_key': NiconicoIE.ie_key(),
'url': ('http://www.nicovideo.jp/watch/%s' %
entry['item_data']['video_id']),
} for entry in entries]
return {
'_type': 'playlist',
'title': self._search_regex(r'\s+name: "(.*?)"', webpage, 'title'),
'id': list_id,
'entries': entries,
}
mylist = self._call_api(list_id, 'list', {
'pageSize': 1,
})
entries = InAdvancePagedList(
functools.partial(self._fetch_page, list_id),
math.ceil(mylist['totalItemCount'] / self._PAGE_SIZE),
self._PAGE_SIZE)
result = self.playlist_result(
entries, list_id, mylist.get('name'), mylist.get('description'))
result.update(self._parse_owner(mylist))
return result