yt-dlp/youtube_dl/extractor/bilibili.py

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# coding: utf-8
from __future__ import unicode_literals
import json
import xml.etree.ElementTree as ET
from .common import InfoExtractor
from ..utils import (
int_or_none,
ExtractorError,
)
class BiliBiliIE(InfoExtractor):
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_VALID_URL = r'http://www\.bilibili\.(?:tv|com)/video/av(?P<id>[0-9]+)/'
_TESTS = [{
'url': 'http://www.bilibili.tv/video/av1074402/',
'md5': '2c301e4dab317596e837c3e7633e7d86',
'info_dict': {
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'id': '1554319',
'ext': 'flv',
'title': '【金坷垃】金泡沫',
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'duration': 308313,
'upload_date': '20140420',
'thumbnail': 're:^https?://.+\.jpg',
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'description': 'md5:ce18c2a2d2193f0df2917d270f2e5923',
'timestamp': 1397983878,
'uploader': '菊子桑',
},
}, {
'url': 'http://www.bilibili.com/video/av1041170/',
'info_dict': {
'id': '1041170',
'title': '【BD1080P】刀语【诸神&异域】',
},
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'playlist_count': 12,
}]
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def _extract_video_info(self, cid, view_data, page_num=1, num_pages=1):
title = view_data['title']
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page = self._download_webpage(
'http://interface.bilibili.com/v_cdn_play?appkey=8e9fc618fbd41e28&cid=%s' % cid,
cid,
'Downloading page %d/%d' % (page_num, num_pages)
)
try:
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err_info = json.loads(page)
raise ExtractorError(
'BiliBili said: ' + err_info['error_text'], expected=True)
except ValueError:
pass
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doc = ET.fromstring(page)
durls = doc.findall('./durl')
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entries = []
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for durl in durls:
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formats = []
backup_url = durl.find('./backup_url')
if backup_url is not None:
formats.append({'url': backup_url.find('./url').text})
size = durl.find('./filesize|./size')
formats.append({
'url': durl.find('./url').text,
'filesize': int_or_none(size.text) if size else None,
'ext': 'flv',
})
entries.append({
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'id': '%s_part%s' % (cid, durl.find('./order').text),
'title': title,
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'duration': int_or_none(durl.find('./length').text) // 1000,
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'formats': formats,
})
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info = {
'id': cid,
'title': title,
'description': view_data.get('description'),
'thumbnail': view_data.get('pic'),
'uploader': view_data.get('author'),
'timestamp': int_or_none(view_data.get('created')),
'view_count': view_data.get('play'),
'duration': int_or_none(doc.find('./timelength').text),
}
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if len(entries) == 1:
entries[0].update(info)
return entries[0]
else:
info.update({
'_type': 'multi_video',
'entries': entries,
})
return info
def _real_extract(self, url):
video_id = self._match_id(url)
view_data = self._download_json('http://api.bilibili.com/view?type=json&appkey=8e9fc618fbd41e28&id=%s' % video_id, video_id)
num_pages = int_or_none(view_data['pages'])
if num_pages > 1:
play_list_title = view_data['title']
page_list = self._download_json('http://www.bilibili.com/widget/getPageList?aid=%s' % video_id, video_id, 'Downloading page list metadata')
entries = []
for page in page_list:
view_data['title'] = page['pagename']
entries.append(self._extract_video_info(str(page['cid']), view_data, page['page'], num_pages))
return self.playlist_result(entries, video_id, play_list_title, view_data.get('description'))
else:
return self._extract_video_info(str(view_data['cid']), view_data)