ecpay 綠界如何編碼 CheckMacValue

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綠界SERVER回傳得知

1. ImmutableMultiDict([('AlipayID', ''), ('AlipayTradeNo', ''), ('amount', '80800'), ('ATMAccBank', ''), ('ATMAccNo', ''), ('auth_code', '777777'), ('card4no', '2222'), ('card6no', '431195'), ('CustomField1', ''), ('CustomField2', ''), ('CustomField3', ''), ('CustomField4', ''), ('eci', '0'), ('ExecTimes', ''), ('Frequency', ''), ('gwsr', '13955622'), ('MerchantID', '3002607'), ('MerchantTradeNo', '2025101423404152'), ('PayFrom', ''), ('PaymentDate', '2025/10/14 23:35:34'), ('PaymentNo', ''), ('PaymentType', 'Credit_CreditCard'), ('PaymentTypeChargeFee', '1981'), ('PeriodAmount', ''), ('PeriodType', ''), ('process_date', '2025/10/14 23:35:34'), ('red_dan', '0'), ('red_de_amt', '0'), ('red_ok_amt', '0'), ('red_yet', '0'), ('RtnCode', '1'), ('RtnMsg', '交æ<98><93>æ<88><90>å<8a><9f>'), ('SimulatePaid', '0'), ('staed', '0'), ('stage', '0'), ('stast', '0'), ('StoreID', ''), ('TenpayTradeNo', ''), ('TotalSuccessAmount', ''), ('TotalSuccessTimes', ''), ('TradeAmt', '80800'), ('TradeDate', '2025/10/14 23:35:01'), ('TradeNo', '2510142335016248'), ('WebATMAccBank', ''), ('WebATMAccNo', ''), ('WebATMBankName', ''), ('CheckMacValue', 'EE759D314B59ACB73C8B9129620F90964D78C3EDE06B2661C63BB984AC41AC3E')])

複製代碼

得知要編出CheckMacValue與ECPAY給的CheckMacValue比對如下

1.     HASH_KEY = 'xxxxxx'
   
2.     HASH_IV = 'xxxxxxxxxxx'
   
3.     ecPayData = request.form
   
4.     ecPayData_toStr = ecPayData.to_dict()
   
5.     print("ecPayData_toStr:",ecPayData_toStr)
   
6. 
   
7.     # output: ImmutableMultiDict(
   
8.     #     [('AlipayID', ''), ('AlipayTradeNo', ''), ('amount', '80800'), ('ATMAccBank', ''), ('ATMAccNo', ''),
   
9.     #      ('auth_code', '777777'), ('card4no', '2222'), ('card6no', '431195'), ('CustomField1', ''),
   
10.     #      ('CustomField2', ''), ('CustomField3', ''), ('CustomField4', ''), ('eci', '0'), ('ExecTimes', ''),
    
11.     #      ('Frequency', ''), ('gwsr', '13955622'), ('MerchantID', '3002607'), ('MerchantTradeNo', '2025101423404152'),
    
12.     #      ('PayFrom', ''), ('PaymentDate', '2025/10/14 23:35:34'), ('PaymentNo', ''),
    
13.     #      ('PaymentType', 'Credit_CreditCard'), ('PaymentTypeChargeFee', '1981'), ('PeriodAmount', ''),
    
14.     #      ('PeriodType', ''), ('process_date', '2025/10/14 23:35:34'), ('red_dan', '0'), ('red_de_amt', '0'),
    
15.     #      ('red_ok_amt', '0'), ('red_yet', '0'), ('RtnCode', '1'), ('RtnMsg', '交æ<98><93>æ<88><90>å<8a><9f>'),
    
16.     #      ('SimulatePaid', '0'), ('staed', '0'), ('stage', '0'), ('stast', '0'), ('StoreID', ''), ('TenpayTradeNo', ''),
    
17.     #      ('TotalSuccessAmount', ''), ('TotalSuccessTimes', ''), ('TradeAmt', '80800'),
    
18.     #      ('TradeDate', '2025/10/14 23:35:01'), ('TradeNo', '2510142335016248'), ('WebATMAccBank', ''),
    
19.     #      ('WebATMAccNo', ''), ('WebATMBankName', ''),
    
20.     #      ('CheckMacValue', 'EE759D314B59ACB73C8B9129620F90964D78C3EDE06B2661C63BB984AC41AC3E')])
    
21. 
    
22.     ecPayReturn_CheckMacValue = ecPayData_toStr.pop("CheckMacValue")
    
23.     print("ecPayData_toStr_C:", ecPayData_toStr)
    
24. 
    
25.     # 3. 依照 Key 的字母順序排序
    
26.     sorted_keys = sorted(ecPayData_toStr.keys(), key=str.lower)
    
27.     print(f"步驟2: 排序後的鍵 (Key) -> \n{sorted_keys}\n")
    
28. 
    
29.     # 4. 將排序後的參數重新組合成字串
    
30.     sorted_payload = '&'.join([f"{key}={ecPayData_toStr[key]}" for key in sorted_keys])
    
31.     print(f"步驟3: 重新組合的字串 -> \n{sorted_payload}\n")
    
32.     # 5. 加上 HashKey 和 HashIV
    
33. 
    
34.     string_to_hash = f"HashKey={HASH_KEY}&{sorted_payload}&HashIV={HASH_IV}"
    
35.     print(f"步驟4: 加上 HashKey 和 HashIV -> \n{string_to_hash}\n")
    
36. 
    
37.     # 6. 進行 URL encode
    
38.     sMacValue = urllib.parse.quote_plus(string_to_hash)
    
39.     print(f"步驟5: URL Encode -> \n{sMacValue}\n")
    
40.     # 7. 轉為小寫
    
41. 
    
42.     sMacValue = sMacValue.lower()
    
43.     print(f"步驟6: 轉小寫 -> \n{sMacValue}\n")
    
44. 
    
45.     # 8. 替換為與 .NET 相符的特殊字元
    
46.     sMacValue = sMacValue.replace('%2d', '-')
    
47.     sMacValue = sMacValue.replace('%5f', '_')
    
48.     sMacValue = sMacValue.replace('%2e', '.')
    
49.     sMacValue = sMacValue.replace('%21', '!')
    
50.     sMacValue = sMacValue.replace('%2a', '*')
    
51.     sMacValue = sMacValue.replace('%28', '(')
    
52.     sMacValue = sMacValue.replace('%29', ')')
    
53.     print(f"步驟7: 替換特殊字元 -> \n{sMacValue}\n")
    
54. 
    
55.     # 9. 以 SHA256 方式加密
    
56.     sMacValue = hashlib.sha256(sMacValue.encode('utf-8')).hexdigest()
    
57.     print(f"步驟8: SHA256 加密 -> \n{sMacValue}\n")
    
58. 
    
59.     # 10. 轉為大寫，產生最終的 CheckMacValue
    
60.     sMacValue = sMacValue.upper()
    
61.     print(f"步驟9: 轉為大寫 (最終 CheckMacValue) -> \n{sMacValue}\n")
    
62.     CheckMacValue = sMacValue
    
63. 
    
64.     if CheckMacValue == ecPayReturn_CheckMacValue:

複製代碼

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