import scrapy#持续写入
import time
import random
import math
from Crypto.Cipher import AES
import codecs
import base64
import requests
from lxml import etree
import json
class niub:
def __init__(self):
self.key = \'0CoJUm6Qyw8W8jud\'
self.f = \'00e0b509f6259df8642dbc35662901477df22677ec152b5ff68ace615bb7b725152b3ab17a876aea8a5aa76d2e417629ec4ee341f56135fccf695280104e0312ecbda92557c93870114af6c9d05c4f7f0c3685b7a46bee255932575cce10b424d813cfe4875d3e82047b97ddef52741d546b8e289dc6935b3ece0462db0a22b8e7\'
self.e = \'010001\'
self.singer_id = \'1411492497\'
self.post_url1 = \'https://music.163.com/weapi/user/getfolloweds?csrf_token=\'
self.post_url2 = \'https://music.163.com/weapi/v1/play/record?csrf_token=\'
# 生成16个随机字符
def _generate_random_strs(self, length):
string = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789"
# 控制次数参数i
i = 0
# 初始化随机字符串
random_strs = ""
while i < length:
e = random.random() * len(string)
# 向下取整
e = math.floor(e)
random_strs = random_strs + list(string)[e]
i = i + 1
return random_strs
# AES加密
def _AESencrypt(self, msg, key):
# 如果不是16的倍数则进行填充(paddiing)
padding = 16 - len(msg) % 16
msg = msg + padding * chr(padding)
# 用来加密或者解密的初始向量(必须是16位)
iv = \'0102030405060708\'
Cipher = AES.new(key.encode(\'utf-8\'), AES.MODE_CBC, iv.encode(\'utf-8\'))
# 加密后得到的是bytes类型的数据
encryptedbytes = Cipher.encrypt(msg.encode(\'utf8\'))
# 使用Base64进行编码,返回byte字符串
encodestrs = base64.b64encode(encryptedbytes)
# 对byte字符串按utf-8进行解码
enctext = encodestrs.decode(\'utf-8\')
return enctext
# RSA加密
def _RSAencrypt(self, randomstrs, key, f):
# 随机字符串逆序排列
string = randomstrs[::-1]
# 将随机字符串转换成byte类型数据
text = bytes(string, \'utf-8\')
seckey = int(codecs.encode(text, encoding=\'hex\'), 16) ** int(key, 16) % int(f, 16)
return format(seckey, \'x\').zfill(256)
def _get_params1(self, mingzi1):
msg = \'{ids: "[%s]", level: "standard", encodeType: "aac", csrf_token: ""}\' % str(mingzi1)
enctext = self._AESencrypt(msg, self.key)
# 生成长度为16的随机字符串
i = self._generate_random_strs(16)
# 两次AES加密之后得到params的值
encText = self._AESencrypt(enctext, i)
# RSA加密之后得到encSecKey的值
encSecKey = self._RSAencrypt(i, self.e, self.f)
return encText, encSecKey
def start_requests(self):
params, encSecKey = self._get_params1(i)
formdata = {
\'params\': params, \'encSecKey\': encSecKey
}
yield formdata
msg = \'{"userId": "1411492497", "offset":"1", "total": "false", "limit": "20", "csrf_token": ""}\'
key = \'0CoJUm6Qyw8W8jud\'
# print(x.start_requests())
def lianjie(mingzi):
x = niub()
data1 = x._get_params1(mingzi)
a = data1[0]
b = data1[1]
headers = {\'Host\': \'music.163.com\',
\'Connection\': \'keep-alive\',
\'Content-Length\': \'476\',
\'Pragma\': \'no-cache\',
\'Cache-Control\': \'no-cache\',
\'User-Agent\': \'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.138 Safari/537.36\',
\'Content-Type\': \'application/x-www-form-urlencoded\',
\'Accept\': \'*/*\',
\'Origin\':\'https://music.163.com\',
\'Sec-Fetch-Site\': \'same-origin\',
\'Sec-Fetch-Mode\': \'cors\',
\'Sec-Fetch-Dest\': \'empty\',
\'Referer\': \'https://music.163.com/user/fans?id=1411492497\',
\'Accept-Encoding\': \'gzip, deflate, br\',
\'Accept-Language\': \'zh-CN,zh;q=0.9\',
# \'Cookie\': \'_iuqxldmzr_=32; _ntes_nnid=008eb89f93bb80b8c5abbbfeb29cf783,1601351876041; _ntes_nuid=008eb89f93bb80b8c5abbbfeb29cf783; NMTID=00OjXQcC8_wl8Qc5Eyzj_hKZKF_GlUAAAF02AJ4-A; WM_NI=Nz8nT1vsX8DoejbrC5yMqBrqv70bOcl%2Fe9pgZSO9wSff8VZdQamhdi38Tu5LOB4kn7SaIJfCij4ENk3o9AkK0xpJ9ALg8jqb0bfyIAprddlPL1%2FzcgWpVXoiyEbZoNNKdHQ%3D; WM_NIKE=9ca17ae2e6ffcda170e2e6eea2e47b9bbaaf93b6508d9a8ab7d44b828b9aafb546a2909db9b3489c949eaff22af0fea7c3b92a8ea6f88fd73bb6ad98d9c765a7b6ae93c23fbb93bfa3f17bb6e90083ce69b0f1abdaf36d9a8d81daf659a6baf8b7d97093bfa389e763f1e89c96b8488d9efc8ced3d91bf87abe549abb6fca6cd61f1b1f7a2ea41f4a8c0abbc4b90b9f88bf46af4beaa9acc4bb4aeac85ef5c90efe19be26d95b09ab9ee63bb9baebbee468e95aca9d437e2a3; WM_TID=5UHlf7z1yZ1FQBVRREY%2FJaeDTwOCfBMs; JSESSIONID-WYYY=khAdF6WsaT8Vl%2FBmeuUxNUJzXuSo9AuMAkkyWuiGbGlShWwbk%5CW3flpBsDz0ZTNpKPz8PcvsO%2FYH8jX9F07a5ACh0KqO5O0nAoEJO5W%2FR8yfJSJdCm95FQaQxo7QQzQ%2FfJpypzjeXQI8RO3opWeXr1x7z1GUBQQ2sn4P5sEWeDNkPoSO%3A1601382242186\'
}
url = \'https://music.163.com/weapi/song/enhance/player/url/v1?csrf_token=\'
# payload = {"params": "9XF7hjblVik3GtlIL+qnj89FSxZniqBCgNQp/MC8sl2Bnh0+UBdiNELWLWE4sH5ewDJBmdgfCJsOGtAV+DHgaBYQ70n4zPJHXxzxh7ZogOe7+UIXMS+Zi9R4W2Yhz9aZ1g8Wl6cz5Fzw70F4thj+tL6YcLRd4ISi1TBFsVikMhb41eFj0PMkAjNH8HysS3B0", "encSecKey": "735f184a826789473c8123979b51608ac82c2be7142ebaa300c8b1787c34155336c6dce64bc9eeb74a66fc9ecb51e20e7e03e354943cfea3ebedec850964cac70740af2c7f5a2f5ac2c4c46071063bcd3b7059722be2d866248bd9915d9b6cea870b06e0d2bc0ceda65ddf6b8de4bded25c6bf2012fe71080ab8d36c962612fa"}
data = {
\'params\':a,
\'encSecKey\':b,
}
# 与 get 请求一样，r 为响应对象
r = requests.post(url=url, data=data, headers=headers, verify=False)
# 查看响应结果
return r
def writeInfomation(contont):#写到文本
for user in json.loads(contont.text)[\'data\']:
mingzi = user[\'id\']
dizhi = user[\'url\']
br = user[\'br\']
mingzi = str(mingzi) + \'_\' + str(br)
url = dizhi
print(url)
header = {
"User-Agent": "AppleCoreMedia/1.0.0.16G77 (iPhone; U; CPU OS 12_4 like Mac OS X; zh_cn)",
}
params = {
\'\': \'\',
}
response = requests.get(url=url, params=None, headers=header, verify=False)
with open("%s.m4a" % mingzi, "wb") as f:
f.write(response.content)
print("下载成功")
f.close()
def main(niubi):
lianjie(niubi)
zuihou = lianjie(niubi)
writeInfomation(zuihou)
if __name__ == \'__main__\':
start = time.time()
while True:
niubi = str(input("请输入歌曲ID："))
if niubi == \'q\':
break
main(niubi)