spider_work/rhyf_spider/utils.py

# -*- coding: utf-8 -*-
# Author : Charley
# Python : 3.10.8
# Date   : 2025/12/12 16:00
import time
import requests
import json
import random
from loguru import logger
from Crypto.Cipher import AES
from Crypto.Util.Padding import pad, unpad
import base64


def generate_nonce_str(length=32):
    """生成随机字符串，对应JS中的s()函数"""
    chars = "ABCDEFGHJKMNPQRSTWXYZabcdefhijkmnprstwxyz2345678"
    return ''.join(random.choice(chars) for _ in range(length))


def generate_random_char():
    """生成单个随机字符，对应JS中的c()函数"""
    chars = "abcdefghijklmnopqrstuvwxyz0123456789"
    return random.choice(chars)


def obfuscate_encrypted_data(encrypted_data):
    """对加密数据进行混淆处理，对应JS中的d()函数"""
    data_list = list(encrypted_data)
    # 在索引3位置插入随机字符
    data_list.insert(3, generate_random_char())
    # 在索引5位置插入随机字符
    data_list.insert(5, generate_random_char())
    return ''.join(data_list)


def sort_dict_by_key(data_dict):
    """对字典按键排序，对应JS中的a()函数"""
    sorted_keys = sorted(data_dict.keys())
    sorted_dict = {}
    for key in sorted_keys:
        sorted_dict[key] = data_dict[key]
    return sorted_dict


def aes_encrypt(plaintext: str) -> str:
    """
    AES ECB 模式加密，PKCS7 填充
    """
    key = "pSlJACAvYnAgOIlluJgK2F=="

    # 将密钥转换为字节（UTF-8编码）
    key_bytes = key.encode('utf-8')

    # AES 要求密钥长度为 16/24/32 字节
    # 如果密钥长度不符合要求，需要调整
    # 这里密钥是24字节，符合AES-192的要求

    # 创建 AES 加密器（ECB 模式）
    cipher = AES.new(key_bytes, AES.MODE_ECB)

    # 将明文转换为字节并进行 PKCS7 填充
    plaintext_bytes = plaintext.encode('utf-8')
    padded_data = pad(plaintext_bytes, AES.block_size)

    # 加密
    encrypted_bytes = cipher.encrypt(padded_data)

    # 返回 Base64 编码的密文
    return base64.b64encode(encrypted_bytes).decode('utf-8')


def create_request_data(original_data,nonce_field_name='nonceStr'):
    """创建完整的请求数据"""
    # 添加必要字段
    data_with_fields = original_data.copy()
    data_with_fields['time'] = int(time.time() * 1000)  # 时间戳
    # data_with_fields['nonceStr'] = generate_nonce_str()  # 随机字符串
    data_with_fields[nonce_field_name] = generate_nonce_str()  # 随机字符串
    data_with_fields['miniName'] = 'YFSXZF'  # 根据环境确定
    # data_with_fields = {"miniName":"YFSXZF","nonceStr":"iCxy35dfFNJtQSKcrB8yZsRd7B4p3c2h","orderType":0,"pageNum":6,"pageSize":10,"status":0,"time":1765792372017,"type":1}

    # 按键排序
    sorted_data = sort_dict_by_key(data_with_fields)
    # print(f'sorted_data: {sorted_data}')

    # 转换为JSON字符串
    json_str = json.dumps(sorted_data, separators=(',', ':'))
    # print(f'json_str: {json_str}')

    # AES加密
    encrypted_data = aes_encrypt(json_str)
    # "ssB0tJIFaPpO+oDa/FVfaEedp/7js3I0kaRkoTVblr7ssvn71/Y5zDsys/XxOXoNXP3fNdhJdAymwswqYNCmd/7Fk3GT1+5xowXLd64Z7BErz3v1AZuI7yithKjcFlYbafeUkOXI9LPHdUWc7/m4YWpZI3EhJhhGs322ScFsr/31Lu5TN6M/SQ9mZf8IaaNl2xlI+wr+ADV5zC2nEFxg1A=="
    #  ssB0tJIFaPpO+oDa/FVfaEedp/7js3I0kaRkoTVblr7ssvn71/Y5zDsys/XxOXoNXP3fNdhJdAymwswqYNCmd/7Fk3GT1+5xowXLd64Z7BErz3v1AZuI7yithKjcFlYbafeUkOXI9LPHdUWc7/m4YWpZI3EhJhhGs322ScFsr/31Lu5TN6M/SQ9mZf8IaaNl2xlI+wr+ADV5zC2nEFxg1A==
    # print(f'encrypted_data: {encrypted_data}')

    # 混淆处理
    final_data = obfuscate_encrypted_data(encrypted_data)
    # print(f'final_data: {final_data}')

    return final_data

# -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

def deobfuscate_encrypted_data(obfuscated_data):
    """反混淆处理，移除d()函数插入的随机字符"""
    data_list = list(obfuscated_data)
    # 先移除索引5位置的字符（后插入的先移除）
    del data_list[5]
    # 再移除索引3位置的字符
    del data_list[3]
    return ''.join(data_list)


def aes_decrypt(ciphertext: str) -> str:
    """
    AES ECB 模式解密，PKCS7 填充
    """
    key = "pSlJACAvYnAgOIlluJgK2F=="
    key_bytes = key.encode('utf-8')

    cipher = AES.new(key_bytes, AES.MODE_ECB)

    # Base64解码
    encrypted_bytes = base64.b64decode(ciphertext)

    # 解密
    decrypted_padded = cipher.decrypt(encrypted_bytes)

    # 移除PKCS7填充
    decrypted_data = unpad(decrypted_padded, AES.block_size)

    return decrypted_data.decode('utf-8')


def decrypt_request_data(obfuscated_data: str) -> dict:
    """解密请求数据，返回明文字典"""
    # 1. 反混淆
    encrypted_data = deobfuscate_encrypted_data(obfuscated_data)
    # 2. AES解密
    json_str = aes_decrypt(encrypted_data)
    # 3. 解析JSON
    return json.loads(json_str)


# ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

def get_req():
    # 原始数据对象
    original_data = {
        # "miniName": "YFSXZF",
        # "nonceStr": nonce_str,
        "orderType": 0,
        "pageNum": 1,
        "pageSize": 10,
        "status": 0,
        # "time": timestamp,
        "type": 1,
    }
    # raw_data={"miniName":"YFSXZF","nonceStr":"iCxy35dfFNJtQSKcrB8yZsRd7B4p3c2h","orderType":0,"pageNum":6,"pageSize":10,"status":0,"time":1765792372017,"type":1}
    # "{"areaType":1,"awardType":2,"miniName":"YFSXZF","nonceStr":"iXbhcQ53iEJbdcwaC5mjpdbK43GsfxCP","pageNum":1,"pageSize":100,"time":1765949383885}"
    request_data = create_request_data(original_data)

    headers = {
        'authority': 'wechatapp.ichibankuji.cn',
        'accept': '*/*',
        'accept-language': 'zh-CN,zh;q=0.9',
        'content-type': 'application/json',
        'referer': 'https://servicewechat.com/wxd21e3190b2a44f73/21/page-frame.html',
        # 'sec-fetch-dest': 'empty',
        # 'sec-fetch-mode': 'cors',
        # 'sec-fetch-site': 'cross-site',
        # 'terminalos': 'YFSXZF',
        'user-agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) NetType/WIFI MiniProgramEnv/Windows WindowsWechat/WMPF WindowsWechat(0x63090c33) XWEB/9129',
        'authorization': 'c3e87jrY!1q!2QwQclRyFVXzctNU6lVSUiF9WkPqIzNPL5YN5P3pxQbmzGDyajASc5BcFFM!2MeZG39B2EPdxesjVngQbw=='
    }

    payload = {
        "da": request_data
    }

    # 发送POST请求
    response = requests.post(
        'https://wechatapp.ichibankuji.cn/wechat/yfs/getSetList',
        headers=headers,
        json=payload
    )

    print("响应状态码:", response.status_code)
    print("响应内容:", response.text)


def test_getsetlist():
    headers = {
        "authority": "wechatapp.ichibankuji.cn",
        "accept": "*/*",
        "accept-language": "zh-CN,zh;q=0.9",
        # "authorization": "28380RBWRJQZN9UkYGYXeOZrd2GjFh9eteBx7Rz5rDxG3Tq!1m6vSq7EQTr!2ln2jtcinFZ2D8AuMyCjxckvBV2sRazTA==",
        "authorization": "6974cjrY!1q!2QwQclRyFVXzctNU5!2B7lMuGi5lR70PeegsV0vYbrPmb8JQT!2oQDnJG7J0qCJlt3CZC!29Fz8JNmlv3X1Q==",
        "content-type": "application/json",
        "referer": "https://servicewechat.com/wx57f3ee376518bba9/164/page-frame.html",
        "sec-fetch-dest": "empty",
        "sec-fetch-mode": "cors",
        "sec-fetch-site": "cross-site",
        "terminalos": "YFSJJ",
        "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) NetType/WIFI MiniProgramEnv/Windows WindowsWechat/WMPF WindowsWechat(0x63090c33) XWEB/9129",
        "xweb_xhr": "1"
    }
    url = "https://wechatapp.ichibankuji.cn/wechat/yfs/getSetList"
    raw_data = {
        # "miniName": "YFSXZF",
        # "nonceStr": nonce_str,
        "orderType": 0,
        "pageNum": 2,
        "pageSize": 10,
        "areaType": 2,
        # "time": timestamp,
        "type": 1,
    }
    resp = requests.post(url, headers=headers, json=raw_data)
    print(resp.text)
    print(resp)


def test_boxdetail():
    headers = {
        "authority": "wechatapp.ichibankuji.cn",
        "accept": "*/*",
        "accept-language": "zh-CN,zh;q=0.9",
        "authorization": "7d04b7ZDRB9Vb65wzF4G6!1xyVJssI4IR!1zre6RpycuTj2sZm3Fi8UAH6MWYSwNXxKdjcSYJ3sHeZm!1bVUMVa2A295TA==",
        "content-type": "application/json",
        "referer": "https://servicewechat.com/wxd21e3190b2a44f73/21/page-frame.html",
        "sec-fetch-dest": "empty",
        "sec-fetch-mode": "cors",
        "sec-fetch-site": "cross-site",
        "terminalos": "YFSXZF",
        "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) NetType/WIFI MiniProgramEnv/Windows WindowsWechat/WMPF WindowsWechat(0x63090c33) XWEB/9129",
        "xweb_xhr": "1"
    }
    url = "https://wechatapp.ichibankuji.cn/wechat/yfs/firstBoxDetail"
    # data = {
    #     "da": "ssB20vtJIFaPpO+oDa/FVfaEedp/7js3I0kaRkoTVblr7XIZ7YGVs8AcEOmSfhlz/+5BiZQXv6PS329MWxHrSbuhLwwyqZfHGNqP2CKzweRzmqwL/nj2D3zd8Su96eyrCx+0+4Q/6jBhNNiRg8eaW3E9Y+5PmRdyItuydMbDWc5uA="
    # }

    """
    "{"miniName":"YFSXZF","nonceStr":"eNjXXEYNNHiji3BCy6m8PFs7eBneZ6fB","queueMode":2,"setId":"9882","time":1765963408861}"
    
    "{"boxId":84301,"commentId":0,"miniName":"YFSXZF","nonceStr":"64PZEyTKQsC6cX8FWNKcAZ2Zr8QAEk7T","startTime":"","time":1765963457147}"
    
    "{"buyNum":80,"miniName":"YFSXZF","nonceStr":"EkjQQkSYarsWdjykFjAraQ2SXMmmXEPJ","pageNum":1,"pageSize":100,"productId":9882,"time":1765963504672,"type":1}"
    
    """

    original_data = {
        "queueMode": 2,
        "setId": "9882"
    }
    request_data = create_request_data(original_data)

    payload = {
        "da": request_data
    }
    response = requests.post(url, headers=headers, json=payload)

    print(response.text)
    print(response)


def test_draw():
    headers = {
        "authority": "wechatapp.ichibankuji.cn",
        "accept": "*/*",
        "accept-language": "zh-CN,zh;q=0.9",
        # "authorization": "7d04b7ZDRB9Vb65wzF4G6!1xyVJssI4IR!1zre6RpycuTj2sZm3Fi8UAH6MWYSwNXxKdjcSYJ3sHeZm!1bVUMVa2A295TA==",
        "content-type": "application/json",
        "referer": "https://servicewechat.com/wxd21e3190b2a44f73/21/page-frame.html",
        "sec-fetch-dest": "empty",
        "sec-fetch-mode": "cors",
        "sec-fetch-site": "cross-site",
        "terminalos": "YFSXZF",
        "user-agent": "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36 MicroMessenger/7.0.20.1781(0x6700143B) NetType/WIFI MiniProgramEnv/Windows WindowsWechat/WMPF WindowsWechat(0x63090c33) XWEB/9129",
        "xweb_xhr": "1"
    }
    url = "https://wechatapp.ichibankuji.cn/wechat/yfs/getBoxDrawLog"
    # data = {
    #     "da": "uO9f53IZgBHpi/l7iN2eu3MfwMsBfYtK0eJTXuKAii4+3zCldZE24R/vWUbRFLfvwdm5QCsWJ5pSEq7f48nPOIfhaST5NZn2H3uJSbj/tcC/cXI5He79UNx2uULpFXxLhP6iVhvKmUuxt9bpZ8TzSIw/bAZNaSXafp5GgWORhDTMx/YBnhZGrFp345Y32X7Qpw"
    # }
    original_data = {
        "boxId": 84301,
        "pageSize": 30,
        "isMine": 0,
        "pageNum": 1
    }
    """
    "{"boxId":84301,"commentId":0,"miniName":"YFSXZF","nonceStr":"RRxbFkS66F4saYPMwJPDn5pswCfCfHeY","startTime":"2025-12-17 17:25:04","time":1765963725767}"
    
    "{"boxId":84301,"isMine":0,"miniName":"YFSXZF","nonceStr":"7sfHGRhdwp23bndHKzbBR67RG2EP4pxR","pageNum":1,"pageSize":30,"time":1765963927009}"
    
    """
    request_data = create_request_data(original_data)

    payload = {
        "da": request_data
    }
    response = requests.post(url, headers=headers, json=payload)

    print(response.text)
    print(response)


# 示例使用
if __name__ == "__main__":
    # get_req()
    # test_boxdetail()
    test_draw()
    # test_getsetlist()
    # en_data = {"miniName": "YFSJJ", "nonceStr": "Rmn4Ee8WajfDimtfCTPhRfGmGrp7pXrB", "orderType": 0, "pageNum": 2, "pageSize": 10, "status": 0, "time": 1765524424213, "type": 1}
    # generate_sign(en_data)
#     404a70c1316dd2b0b234d6cb5d25d8c3
#     y = "ssB0tJIFaPpO+oDa/FVfaEedp/7js3I0kaRkoTVblr58IvkiE/orkJbZG+zg/g+fqP+J6wOBxsxo3+xBbc3J10pvq0el2y2mnxWMDL8TlBnNRnLu5l2SsmKM/C8QFg16"
#     print(d(y))
# "ssBp0ntJIFaPpO+oDa/FVfaEedp/7js3I0kaRkoTVblr58IvkiE/orkJbZG+zg/g+fqP+J6wOBxsxo3+xBbc3J10pvq0el2y2mnxWMDL8TlBnNRnLu5l2SsmKM/C8QFg16"
# ssBf0tnJIFaPpO+oDa/FVfaEedp/7js3I0kaRkoTVblr58IvkiE/orkJbZG+zg/g+fqP+J6wOBxsxo3+xBbc3J10pvq0el2y2mnxWMDL8TlBnNRnLu5l2SsmKM/C8QFg1