using?Org.BouncyCastle.Crypto;
using?Org.BouncyCastle.Crypto.Parameters;
using?Org.BouncyCastle.Security;
using?System;
using?System.Collections.Generic;
using?System.IO;
using?System.Text;

public?class?Account
{

????///?

????///?訂單確認(rèn)消費(fèi)之后平臺(tái)打錢到商家銀行卡
????///?

????///?
????public?void?OrderConfirm（int?ID）
????{
????????PayToUser?pay?=?PayOrderUtil.GetPayToUser（）;
????????try
????????{
????????????/*加密銀行卡號(hào)和用戶姓名*/
????????????pay.enc_bank_no?=?RSAEncrypt（pay.enc_bank_no）;
????????????pay.enc_true_name?=?RSAEncrypt（pay.enc_true_name）;
????????????PayToUser（pay）;
????????}
????????catch?（Exception?ex）
????????{
????????????//Log4Helper.LogInfo（“PayLogger“?ex.Message?ex）;
????????}
????}

????public?string?GetPublicKey（）
????{

????????SortedDictionaryject>?di?=?new?SortedDictionaryject>（）;
????????di.Add（“mch_id“?Config.merchant_no）;
????????di.Add（“nonce_str“?WeChatUtil.getNoncestr（））;
????????di.Add（“sign_type“?“MD5“）;
????????di.Add（“sign“?WeChatUtil.CreateSign（di?Config.pay_secret））;
????????var?data?=?WeChatUtil.WeChatSignxml（di）;
????????string?result?=?WeChatUtil.WxCerHttpPost（“https://fraud.mch.weixin.qq.com/risk/getpublickey“?data?Config.WeChatCre?Config.merchant_no）;
????????if?（!string.IsNullOrWhiteSpace（result））
????????{
????????????//Log4Helper.LogInfo（“PayLogger“?result）;
????????????var?returnxml?=?xmlUtil.xmlToObect（result）;
????????????if?（returnxml.return_code?==?“SUCCESS“）
????????????{
????????????????if?（returnxml.result_code?==?“SUCCESS“）
????????????????{
????????????????????return?returnxml.pub_key;
????????????????}
????????????}
????????}
????????return?““;
????}

????public?string?RSAEncrypt（string?EncryptString）
????{
????????if?（!File.Exists（Config.PubKey））
????????{
????????????var?PublicKey?=?GetPublicKey（）;
????????????if?（!string.IsNullOrWhiteSpace（PublicKey））
????????????{
????????????????File.WriteAllText（Config.PubKey?PublicKey）;
????????????}
????????????else
????????????????return?“獲取公鑰失敗！“;
????????}
????????string?R;
????????//?加載公鑰
????????RsaKeyParameters?pubkey;
????????using?（var?sr?=?new?StreamReader（Config.PubKey））
????????{
????????????var?pemReader?=?new?Org.BouncyCastle.OpenSsl.PemReader（sr）;
????????????pubkey?=?（RsaKeyParameters）pemReader.Readobject（）;
????????}

????????//?初始化cipher
????????var?cipher?=?（BufferedAsymmetricBlockCipher）CipherUtilities.GetCipher（“RSA/ECB/OAEPWITHSHA-1ANDMGF1PADDING“）;
????????cipher.Init（true?pubkey）;

????????//?加密message
????????var?message?=?Encoding.UTF8.GetBytes（EncryptString）;
????????var?output?=?EncryptUtil.Encrypt（message?cipher）;
????????R?=?Convert.Tobase64String（output）;
????????return?R;
????}

????private?static?void?PayToUser（PayToUser?pay）
????{
????????/*1.生成簽名*/
????????SortedDictionaryject>?dics?=?new?SortedDictionaryject>（）;
????????dics.Add（“mch_id