Netease.py

import os
import json
import time
import hashlib
import random
import base64
import binascii
import requests
from Crypto.Cipher import AES

header = {
            'Accept': '*/*',
            'Accept-Encoding': 'gzip,deflate,sdch',
            'Accept-Language': 'zh-CN,zh;q=0.8,gl;q=0.6,zh-TW;q=0.4',
            'Connection': 'keep-alive',
            'Content-Type': 'application/x-www-form-urlencoded',
            'Host': 'music.163.com',
            'Referer': 'http://music.163.com/search/',
            'User-Agent':
            'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_9_2) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/33.0.1750.152 Safari/537.36'  # NOQA
        }
modulus = ('00e0b509f6259df8642dbc35662901477df22677ec152b5ff68ace615bb7'
           'b725152b3ab17a876aea8a5aa76d2e417629ec4ee341f56135fccf695280'
           '104e0312ecbda92557c93870114af6c9d05c4f7f0c3685b7a46bee255932'
           '575cce10b424d813cfe4875d3e82047b97ddef52741d546b8e289dc6935b'
           '3ece0462db0a22b8e7')
nonce = '0CoJUm6Qyw8W8jud'
pubKey = '010001'
#proxies = {
#        'http': 'socks5://127.0.0.1:1080',
#        'https': 'socks5://127.0.0.1:1080'
#        }
def songs_detail_new_api(music_ids, bit_rate=320000):
    action = 'http://balabala/weapi/song/enhance/player/url?csrf_token='  # NOQA
        #self.session.cookies.load()
        #csrf = ''
        #for cookie in self.session.cookies:
        #    if cookie.name == '__csrf':
        #        csrf = cookie.value
        #if csrf == '':
        #    notify('You Need Login', 1)
        #action += csrf
    data = {'ids': music_ids, 'br': bit_rate, 'csrf_token': ""}
    connection = requests.post(action,
                               data = encrypted_request(data),
                               headers = header)
    result = json.loads(connection.text)
    return result['data']

def encrypted_id(id):
    magic = bytearray('3go8&$8*3*3h0k(2)2', 'u8')
    song_id = bytearray(id, 'u8')
    magic_len = len(magic)
    for i, sid in enumerate(song_id):
        song_id[i] = sid ^ magic[i % magic_len]
    m = hashlib.md5(song_id)
    result = m.digest()
    result = base64.b64encode(result)
    result = result.replace(b'/', b'_')
    result = result.replace(b'+', b'-')
    return result.decode('utf-8')


# 登录加密算法, 基于https://github.com/stkevintan/nw_musicbox脚本实现
def encrypted_request(text):
    text = json.dumps(text)
    secKey = createSecretKey(16)
    encText = aesEncrypt(aesEncrypt(text, nonce), secKey)
    encSecKey = rsaEncrypt(secKey, pubKey, modulus)
    data = {'params': encText, 'encSecKey': encSecKey}
    return data


def aesEncrypt(text, secKey):
    pad = 16 - len(text) % 16
    text = text + chr(pad) * pad
    encryptor = AES.new(secKey, 2, '0102030405060708')
    ciphertext = encryptor.encrypt(text)
    ciphertext = base64.b64encode(ciphertext).decode('utf-8')
    return ciphertext


def rsaEncrypt(text, pubKey, modulus):
    text = text[::-1]
    rs = pow(int(binascii.hexlify(text), 16), int(pubKey, 16), int(modulus, 16))
    return format(rs, 'x').zfill(256)


def createSecretKey(size):
    return binascii.hexlify(os.urandom(size))[:16]