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bilibili.py
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bilibili.py
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# -*-coding:utf-8 -*-
# Website: http://cuijiahua.com
# Author: Jack Cui
# Date: 2018.6.9
import requests, json, re, sys, os, urllib, argparse, time
from urllib.request import urlretrieve
from contextlib import closing
from urllib import parse
import xml2ass
class BiliBili:
def __init__(self, dirname, keyword):
self.dn_headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.167 Safari/537.36',
'Accept': '*/*',
'Accept-Encoding': 'gzip, deflate, br',
'Accept-Language': 'zh-CN,zh;q=0.9',
'Referer': 'https://search.bilibili.com/all?keyword=%s' % parse.quote(keyword)}
self.search_headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.167 Safari/537.36',
'Accept-Language': 'zh-CN,zh;q=0.9',
'Accept-Encoding': 'gzip, deflate, br',
'Accept': 'application/json, text/plain, */*'}
self.video_headers = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.167 Safari/537.36',
'Accept-Language': 'zh-CN,zh;q=0.9',
'Accept-Encoding': 'gzip, deflate, br',
'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8'}
self.danmu_header = {'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.167 Safari/537.36',
'Accept': '*/*',
'Accept-Encoding': 'gzip, deflate, br',
'Accept-Language': 'zh-CN,zh;q=0.9'}
self.sess = requests.Session()
self.dir = dirname
def video_downloader(self, video_url, video_name):
"""
视频下载
Parameters:
video_url: 带水印的视频地址
video_name: 视频名
Returns:
无
"""
size = 0
with closing(self.sess.get(video_url, headers=self.dn_headers, stream=True, verify=False)) as response:
chunk_size = 1024
content_size = int(response.headers['content-length'])
if response.status_code == 200:
sys.stdout.write(' [文件大小]:%0.2f MB\n' % (content_size / chunk_size / 1024))
video_name = os.path.join(self.dir, video_name)
with open(video_name, 'wb') as file:
for data in response.iter_content(chunk_size = chunk_size):
file.write(data)
size += len(data)
file.flush()
sys.stdout.write(' [下载进度]:%.2f%%' % float(size / content_size * 100) + '\r')
# sys.stdout.flush()
if size / content_size == 1:
print('\n')
else:
print('链接异常')
def search_video(self, search_url):
"""
搜索接口
Parameters:
search_url: 带水印的视频地址
Returns:
titles：视频名列表
arcurls: 视频播放地址列表
"""
req = self.sess.get(url=search_url, headers=self.search_headers, verify=False)
html = json.loads(req.text)
videos = html["data"]['result']
titles = []
arcurls = []
for video in videos:
titles.append(video['title'].replace('<em class="keyword">','').replace('</em>',''))
arcurls.append(video['arcurl'])
return titles, arcurls
def get_download_url(self, arcurl):
"""
获取视频下载地址
Parameters:
arcurl: 视频播放地址
oid：弹幕地址参数
Returns:
download_url：视频下载地址
"""
req = self.sess.get(url=arcurl, headers=self.video_headers, verify=False)
pattern = '.__playinfo__=(.*)</script><script>window.__INITIAL_STATE__='
try:
infos = re.findall(pattern, req.text)[0]
except:
return '',''
html = json.loads(infos)
durl = html['durl']
download_url = []
for i in range(len(durl)):
download_url.append(durl[i]['url'])
url = durl[0]['url']
if 'mirrork' in url:
oid = url.split('/')[6]
else:
id_ = url.split('/')[7]
if len(id_) >= 10:
id_ = url.split('/')[6]
oid = id_
return download_url, oid
def download_xml(self, danmu_url, danmu_name):
"""
获取视频XML原生弹幕
Parameters:
danmu_url: 弹幕地址
danmu_name：弹幕xml文件保存名
Returns:
无
"""
with closing(self.sess.get(danmu_url, headers=self.danmu_header, stream=True, verify=False)) as response:
if response.status_code == 200:
with open(danmu_name, 'wb') as file:
for data in response.iter_content():
file.write(data)
file.flush()
else:
print('链接异常')
def get_danmu(self, oid, filename):
"""
下载弹幕
Parameters:
oid: 弹幕oid
filename: 弹幕保存前缀名
Returns:
无
"""
danmu_url = 'https://api.bilibili.com/x/v1/dm/list.so?oid={}'.format(oid)
danmu_name = os.path.join(self.dir, filename + '.xml')
danmu_ass = os.path.join(self.dir, filename + '.ass')
self.download_xml(danmu_url, danmu_name)
time.sleep(0.5)
xml2ass.Danmaku2ASS(danmu_name, danmu_ass, 1280, 720)
# os.remove(danmu_name)
def search_videos(self, keyword, pages):
"""
搜索视频
Parameters:
keyword: 搜索关键字
pages：下载页数
Returns:
无
"""
if self.dir not in os.listdir():
os.mkdir(self.dir)
for page in range(1, pages+1):
search_url = 'https://api.bilibili.com/x/web-interface/search/type?jsonp=jsonp&search_type=video&keyword={}&page={}'.format(keyword, page)
titles, arcurls = self.search_video(search_url)
for index, arcurl in enumerate(arcurls):
title = titles[index]
for c in u'´☆❤◦\/:*?"<>|':
title = title.replace(c, '')
if title + '.flv' not in os.listdir(self.dir):
download_url, oid = self.get_download_url(arcurl)
movies = []
for i in range(len(download_url)):
if download_url[i] != '' and oid != '':
fname = title + '_' + str(i+1) + '.flv'
movies.append(fname)
print('第[ %d ]页:视频[ %s ]下载中:' % (page, fname))
self.video_downloader(download_url[i], fname)
print('视频下载完成!')
if len(movies) > 1:
filelist_fname = os.path.join(self.dir, 'filelist.txt')
with open(filelist_fname, 'w') as f:
for flv in movies:
f.write("file " + flv)
f.write('\n')
try:
os.system('cd %s & ffmpeg -f concat -safe 0 -i %s -c copy %s' % (self.dir, 'filelist.txt', title + '.flv'))
except:
print('请安装FFmpeg,并配置环境变量 http://ffmpeg.org/')
os.remove(filelist_fname)
for movie in movies:
os.remove(os.path.join(self.dir, movie))
print('视频合并完成！')
self.get_danmu(oid, title)
print('弹幕下载完成!')
if __name__ == '__main__':
if len(sys.argv) == 1:
sys.argv.append('--help')
parser = argparse.ArgumentParser()
parser.add_argument('-d', '--dir', required=True, help=_('download path'))
parser.add_argument('-k', '--keyword', required=True, help=_('search content'))
parser.add_argument('-p', '--pages', required=True, help=_('the number of pages for downloading'), type=int, default=1)
args = parser.parse_args()
B = BiliBili(args.dir,args.keyword)
B.search_videos(args.keyword, args.pages)
print('全部下载完成!')