先说现金红包
微信商户平台配置
设置基本就是如上图
核心代码
普通红包
/// <summary>/// 普通红包 目前支持向指定微信用户的openid发放指定金额红包/// 单个红包金额介于[1.00元，200.00元]之间/// </summary>/// <returns></returns>public ActionResult Index(){//32位随机数string nonce_str = Common.GetRandomStr(32);//商户号string mch_id = "1389136002"; //需要申请 //时间戳string timeStamp = Common.GetTimeStamp();//商户订单号string mch_billno = mch_id + DateTime.Now.ToString("yyyyMMdd") + timeStamp;//公众账号appidstring wxappid = "wx47695e1db631bd37"; //需要设置//商户名称string send_name = "平安江南"; //用户openidstring re_openid = "oNIwAtD8dekn1LzBpQdsL9pLSj5g"; //程序获取//付款金额double fee = 1.25;int total_amount = int.Parse((fee * 100).ToString());//红包发放总人数int total_num = 1;//红包祝福语string wishing = "感谢您对我们工作的支持";//调用接口的机器Ip地址string client_ip = "61.130.145.142"; //需要设置//活动名称string act_name = "流动人口登记";//备注string remark = "祝您天天愉快";string KEY = "2Bp913RacktcjajM5grZH8qHn4IKzPKJ"; //需要设置 Dictionary<string, string> dic = OrdinaryRedPack.CreateSignatureParamsDic(nonce_str, mch_billno, mch_id, wxappid, send_name, re_openid, total_amount.ToString(), total_num.ToString(), wishing, client_ip, act_name, remark);string sign = SafetySpecification.SignatureCompute(dic, KEY);string data = OrdinaryRedPack.CreatePostData(nonce_str, sign, mch_billno, mch_id, wxappid, send_name, re_openid, total_amount.ToString(), total_num.ToString(), wishing, client_ip, act_name, remark);#region 证书放到服务器固定位置string url = "https://api.mch./mmpaymkttransfers/sendredpack";//本地或者服务器的证书位置（证书在微信支付申请成功发来的通知邮件中）string cert = @"E:\wwwroot\\web\cert\apiclient_cert.p12"; //本地 @"G:\cert\apiclient_cert.p12"; 需要设置 //私钥（在安装证书时设置）string password = "1389136002"; //需要设置 ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);//调用证书X509Certificate2 cert1 = new X509Certificate2(cert, password, X509KeyStorageFlags.PersistKeySet | X509KeyStorageFlags.MachineKeySet); #endregion#region 发起post请求HttpWebRequest webrequest = (HttpWebRequest)HttpWebRequest.Create(url);webrequest.ClientCertificates.Add(cert1);webrequest.Method = "post";byte[] postdatabyte = Encoding.UTF8.GetBytes(data);webrequest.ContentLength = postdatabyte.Length;Stream stream;stream = webrequest.GetRequestStream();stream.Write(postdatabyte, 0, postdatabyte.Length);stream.Close();HttpWebResponse httpWebResponse = (HttpWebResponse)webrequest.GetResponse();StreamReader streamReader = new StreamReader(httpWebResponse.GetResponseStream());string responseContent = streamReader.ReadToEnd();#endregionViewBag.Sign = sign;ViewBag.Res = responseContent;return View();}private static bool CheckValidationResult(object sender, X509Certificate certificate, X509Chain chain, SslPolicyErrors errors){if (errors == SslPolicyErrors.None)return true;return false;}
裂变红包
/// <summary>/// 裂变红包/// </summary>/// <returns></returns>public ActionResult Index2() {//32位随机数string nonce_str = Common.GetRandomStr(32);//商户号string mch_id = "1389136002"; //需要申请 //时间戳string timeStamp = Common.GetTimeStamp();//商户订单号string mch_billno = mch_id + DateTime.Now.ToString("yyyyMMdd") + timeStamp;//公众账号appidstring wxappid = "wx47695e1db631bd37"; //需要设置//商户名称string send_name = "平安江南";//用户openidstring re_openid = "oNIwAtDti5FSBpn45qReOVphvqeg"; //程序获取//付款金额double fee = 10;int total_amount = int.Parse((fee * 100).ToString());//红包发放总人数int total_num = 10;string amt_type = "ALL_RAND";//红包祝福语string wishing = "感谢您对我们工作的支持";//调用接口的机器Ip地址//string client_ip = "61.130.145.142"; //需要设置//活动名称string act_name = "流动人口登记";//备注string remark = "祝您天天愉快";string KEY = "2Bp913RacktcjajM5grZH8qHn4IKzPKJ"; //需要设置 Dictionary<string, string> dic = FissionRedPack.CreateSignatureParamsDic(nonce_str, mch_billno, mch_id, wxappid, send_name, re_openid, total_amount.ToString(), total_num.ToString(),amt_type, wishing, act_name, remark);string sign = SafetySpecification.SignatureCompute(dic, KEY);string data = FissionRedPack.CreatePostData(sign,mch_billno,mch_id,wxappid,send_name,re_openid,total_amount.ToString(),amt_type,total_num.ToString(),wishing,act_name,remark,nonce_str);string url = "https://api.mch./mmpaymkttransfers/sendgroupredpack";//本地或者服务器的证书位置（证书在微信支付申请成功发来的通知邮件中）string cert = @"E:\wwwroot\\web\cert\apiclient_cert.p12"; //@"F:\apiclient_cert.p12";//私钥（在安装证书时设置）string password = "1389136002";ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);//调用证书X509Certificate2 cer = new X509Certificate2(cert, password, X509KeyStorageFlags.PersistKeySet | X509KeyStorageFlags.MachineKeySet);#region 发起post请求HttpWebRequest webrequest = (HttpWebRequest)HttpWebRequest.Create(url);webrequest.ClientCertificates.Add(cer);webrequest.Method = "post";byte[] postdatabyte = Encoding.UTF8.GetBytes(data);webrequest.ContentLength = postdatabyte.Length;Stream stream;stream = webrequest.GetRequestStream();stream.Write(postdatabyte, 0, postdatabyte.Length);stream.Close();HttpWebResponse httpWebResponse = (HttpWebResponse)webrequest.GetResponse();StreamReader streamReader = new StreamReader(httpWebResponse.GetResponseStream());string responseContent = streamReader.ReadToEnd();#endregionViewBag.Sign = sign;ViewBag.Res = responseContent;return View();}
企业付款，微信商户平台配置也差不多
核心代码
/// <summary>/// 企业支付/// </summary>/// <returns></returns>public ActionResult Index3() {//公众账号appidstring mch_appid = "wx47695e1db631bd37"; //需要设置//商户号string mchid = "1389136002"; //需要申请 //32位随机数string nonce_str = Common.GetRandomStr(32);//时间戳string timeStamp = Common.GetTimeStamp();//商户订单号 1000009811111234567890string partner_trade_no = mchid + DateTime.Now.ToString("yyyyMMdd") + timeStamp;//用户openidstring openid = "oNIwAtD8dekn1LzBpQdsL9pLSj5g"; //程序获取//校验用户姓名选项string check_name = "OPTION_CHECK";//收款用户姓名string re_user_name = "徐建兵";//金额double fee = 1;int amount = int.Parse((fee * 100).ToString());//企业付款描述信息string desc = "理赔";//调用接口的机器Ip地址string spbill_create_ip = "61.130.145.142"; //需要设置string KEY = "2Bp913RacktcjajM5grZH8qHn4IKzPKJ"; //需要设置 Dictionary<string, string> dic = EnterprisePlay.CreateSignatureParamsDic(mch_appid, mchid, nonce_str, partner_trade_no, openid, check_name, re_user_name, amount.ToString(), desc, spbill_create_ip);string sign = SafetySpecification.SignatureCompute(dic, KEY);string data = EnterprisePlay.CreatePostData(mch_appid, mchid, nonce_str, partner_trade_no, openid, check_name, re_user_name, amount.ToString(), desc, spbill_create_ip, sign);string url = "https://api.mch./mmpaymkttransfers/promotion/transfers";//本地或者服务器的证书位置（证书在微信支付申请成功发来的通知邮件中）string cert = @"E:\wwwroot\\web\cert\apiclient_cert.p12"; //@"F:\apiclient_cert.p12";//私钥（在安装证书时设置）string password = "1389136002";ServicePointManager.ServerCertificateValidationCallback = new RemoteCertificateValidationCallback(CheckValidationResult);//调用证书X509Certificate2 cer = new X509Certificate2(cert, password, X509KeyStorageFlags.PersistKeySet | X509KeyStorageFlags.MachineKeySet);#region 发起post请求HttpWebRequest webrequest = (HttpWebRequest)HttpWebRequest.Create(url);webrequest.ClientCertificates.Add(cer);webrequest.Method = "post";byte[] postdatabyte = Encoding.UTF8.GetBytes(data);webrequest.ContentLength = postdatabyte.Length;Stream stream;stream = webrequest.GetRequestStream();stream.Write(postdatabyte, 0, postdatabyte.Length);stream.Close();HttpWebResponse httpWebResponse = (HttpWebResponse)webrequest.GetResponse();StreamReader streamReader = new StreamReader(httpWebResponse.GetResponseStream());string responseContent = streamReader.ReadToEnd();#endregionViewBag.Sign = sign;ViewBag.Res = responseContent;return View();}
以下是上面代码中用到的类库
SafetySpecification 安全规范类
using System;using System.Collections.Generic;using System.Linq;using System.Security.Cryptography;using System.Text;using System.Threading.Tasks;namespace mon{/// <summary>/// 安全规范/// </summary>public class SafetySpecification{/// <summary>/// 签名计算/// </summary>/// <param name="dic"></param>/// <param name="Key">微信商户平台(pay.)-->账户设置-->API安全-->密钥设置</param>/// <returns></returns>public static string SignatureCompute(Dictionary<string, string> dic, string Key){#region 3-1.签名参数 按照字段名的ASCII 码从小到大排序（字典序）后string[] arrkey = new string[dic.Keys.Count];int i = 0;foreach (string key in dic.Keys){arrkey[i] = key;i++;}arrkey = arrkey.OrderBy(n => n).ToArray();#endregion#region 3-2.使用URL键值对的格式（即key1=value1&key2=value2…）拼接成字符串string1string stringA = "";foreach (string key in arrkey){stringA += key + "=" + dic[key] + "&";}stringA = stringA.Substring(0, stringA.Length - 1);#endregion//Key 2Bp913RacktcjajM5grZH8qHn4IKzPKJstring stringSignTemp = stringA + "&key=" + Key;string sign = MD5(stringSignTemp).ToUpper();return sign;}/// <summary>/// 把字符串进行MD5计算/// </summary>/// <param name="stringSignTemp"></param>/// <returns></returns>private static string MD5(string stringSignTemp){string cl = stringSignTemp;string pwd = "";System.Security.Cryptography.MD5 md5 = System.Security.Cryptography.MD5.Create();// 加密后是一个字节类型的数组，这里要注意编码UTF8/Unicode等的选择byte[] s = puteHash(Encoding.UTF8.GetBytes(cl));// 通过使用循环，将字节类型的数组转换为字符串，此字符串是常规字符格式化所得for (int i = 0; i < s.Length; i++){// 将得到的字符串使用十六进制类型格式。格式后的字符是小写的字母，如果使用大写（X）则格式后的字符是大写字符 pwd = pwd + s[i].ToString("x2");}return pwd;} }}
OrdinaryRedPack 普通红包类
using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace WeiXinBusiness.redpack{/// <summary>/// 普通红包/// </summary>public class OrdinaryRedPack{/// <summary>/// 创建 签名参数字典/// </summary>/// <param name="nonce_str">随机字符串</param>/// <param name="mch_billno">商户订单号(详见开发文档)</param>/// <param name="mch_id">商户号</param>/// <param name="wxappid">公众账号appid</param>/// <param name="send_name">商户名称</param>/// <param name="re_openid">用户openid</param>/// <param name="total_amount">付款金额(单位分)</param>/// <param name="total_num">红包发放总人数</param>/// <param name="wishing">红包祝福语</param>/// <param name="client_ip">Ip地址</param>/// <param name="act_name">活动名称</param>/// <param name="remark">备注</param>/// <param name="scene_id">场景id(详见开发文档)</param>/// <param name="risk_info">活动信息(详见开发文档)</param>/// <param name="consume_mch_id">资金授权商户号(服务商替特约商户发放时使用)</param>/// <returns></returns>public static Dictionary<string, string> CreateSignatureParamsDic(string nonce_str, string mch_billno, string mch_id, string wxappid, string send_name, string re_openid, string total_amount, string total_num, string wishing, string client_ip, string act_name, string remark, string scene_id = "", string risk_info = "", string consume_mch_id = ""){Dictionary<string, string> dic = new Dictionary<string, string>();dic.Add("nonce_str", nonce_str);dic.Add("mch_billno", mch_billno);dic.Add("mch_id", mch_id);dic.Add("wxappid", wxappid);dic.Add("send_name", send_name);dic.Add("re_openid", re_openid);dic.Add("total_amount", total_amount);dic.Add("total_num", total_num);dic.Add("wishing", wishing);dic.Add("client_ip", client_ip);dic.Add("act_name", act_name);dic.Add("remark", remark);if (!string.IsNullOrEmpty(scene_id)){dic.Add("scene_id", scene_id);}if (!string.IsNullOrEmpty(risk_info)){dic.Add("risk_info", risk_info);}if (!string.IsNullOrEmpty(consume_mch_id)){dic.Add("consume_mch_id", consume_mch_id);}return dic;}/// <summary>/// 创建post数据/// </summary>/// <param name="nonce_str"></param>/// <param name="sign"></param>/// <param name="mch_billno"></param>/// <param name="mch_id"></param>/// <param name="wxappid"></param>/// <param name="send_name"></param>/// <param name="re_openid"></param>/// <param name="total_amount"></param>/// <param name="total_num"></param>/// <param name="wishing"></param>/// <param name="client_ip"></param>/// <param name="act_name"></param>/// <param name="remark"></param>/// <param name="scene_id"></param>/// <param name="risk_info"></param>/// <param name="consume_mch_id"></param>/// <returns></returns>public static string CreatePostData(string nonce_str, string sign, string mch_billno, string mch_id, string wxappid, string send_name, string re_openid, string total_amount, string total_num, string wishing, string client_ip, string act_name, string remark, string scene_id = "", string risk_info = "", string consume_mch_id = ""){string str = "";str += "<xml>";str += "<sign><![CDATA[" + sign + "]]></sign>";str += "<mch_billno><![CDATA[" + mch_billno + "]]></mch_billno>";str += "<mch_id><![CDATA[" + mch_id + "]]></mch_id>";str += "<wxappid><![CDATA[" + wxappid + "]]></wxappid>";str += "<send_name><![CDATA[" + send_name + "]]></send_name>";str += "<re_openid><![CDATA[" + re_openid + "]]></re_openid>";str += "<total_amount><![CDATA[" + total_amount + "]]></total_amount>";str += "<total_num><![CDATA[" + total_num + "]]></total_num>";str += "<wishing><![CDATA[" + wishing + "]]></wishing>";str += "<client_ip><![CDATA[" + client_ip + "]]></client_ip>";str += "<act_name><![CDATA[" + act_name + "]]></act_name>";str += "<remark><![CDATA[" + remark + "]]></remark>";if (!string.IsNullOrEmpty(scene_id)){str += "<scene_id><![CDATA[" + scene_id + "]]></scene_id>";}if (!string.IsNullOrEmpty(consume_mch_id)){str += "<consume_mch_id><![CDATA[" + consume_mch_id + "]]></consume_mch_id>";}str += "<nonce_str><![CDATA[" + nonce_str + "]]></nonce_str>";if (!string.IsNullOrEmpty(risk_info)){str += "<risk_info>" + risk_info + "</risk_info>";}str += "</xml>";return str;}}}
FissionRedPack 裂变红包类
using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace WeiXinBusiness.redpack{/// <summary>/// 裂变红包/// </summary>public class FissionRedPack{/// <summary>/// 创建 签名参数字典/// </summary>/// <param name="nonce_str">随机字符串</param>/// <param name="mch_billno">商户订单号(详见开发文档)</param>/// <param name="mch_id">商户号</param>/// <param name="wxappid">公众账号appid</param>/// <param name="send_name">商户名称</param>/// <param name="re_openid">用户openid</param>/// <param name="total_amount">付款金额(单位分)</param>/// <param name="total_num">红包发放总人数</param>/// <param name="amt_type">红包金额设置方式</param>/// <param name="wishing">红包祝福语</param>/// <param name="act_name">活动名称</param>/// <param name="remark">备注</param>/// <param name="scene_id">场景id(详见开发文档)</param>/// <param name="risk_info">活动信息(详见开发文档)</param>/// <param name="consume_mch_id">资金授权商户号(服务商替特约商户发放时使用)</param>/// <returns></returns>public static Dictionary<string, string> CreateSignatureParamsDic(string nonce_str, string mch_billno, string mch_id, string wxappid, string send_name, string re_openid, string total_amount, string total_num,string amt_type, string wishing, string act_name, string remark, string scene_id = "", string risk_info = "", string consume_mch_id = ""){Dictionary<string, string> dic = new Dictionary<string, string>();dic.Add("nonce_str", nonce_str);dic.Add("mch_billno", mch_billno);dic.Add("mch_id", mch_id);dic.Add("wxappid", wxappid);dic.Add("send_name", send_name);dic.Add("re_openid", re_openid);dic.Add("total_amount", total_amount);dic.Add("total_num", total_num);dic.Add("amt_type", amt_type);dic.Add("wishing", wishing);dic.Add("act_name", act_name);dic.Add("remark", remark);if (!string.IsNullOrEmpty(scene_id)){dic.Add("scene_id", scene_id);}if (!string.IsNullOrEmpty(risk_info)){dic.Add("risk_info", risk_info);}if (!string.IsNullOrEmpty(consume_mch_id)){dic.Add("consume_mch_id", consume_mch_id);}return dic;}/// <summary>/// 创建post数据/// </summary>/// <param name="nonce_str"></param>/// <param name="sign"></param>/// <param name="mch_billno"></param>/// <param name="mch_id"></param>/// <param name="wxappid"></param>/// <param name="send_name"></param>/// <param name="re_openid"></param>/// <param name="total_amount"></param>/// <param name="total_num"></param>/// <param name="wishing"></param>/// <param name="client_ip"></param>/// <param name="act_name"></param>/// <param name="remark"></param>/// <param name="scene_id"></param>/// <param name="risk_info"></param>/// <param name="consume_mch_id"></param>/// <returns></returns>public static string CreatePostData(string sign, string mch_billno, string mch_id, string wxappid, string send_name, string re_openid, string total_amount, string amt_type, string total_num, string wishing, string act_name, string remark, string nonce_str, string scene_id = "", string risk_info = "", string consume_mch_id = ""){string str = "";str += "<xml>";str += "<sign><![CDATA[" + sign + "]]></sign>";str += "<mch_billno><![CDATA[" + mch_billno + "]]></mch_billno>";str += "<mch_id><![CDATA[" + mch_id + "]]></mch_id>";str += "<wxappid><![CDATA[" + wxappid + "]]></wxappid>";str += "<send_name><![CDATA[" + send_name + "]]></send_name>";str += "<re_openid><![CDATA[" + re_openid + "]]></re_openid>";str += "<total_amount><![CDATA[" + total_amount + "]]></total_amount>";str += "<amt_type><![CDATA[" + amt_type + "]]></amt_type> ";str += "<total_num><![CDATA[" + total_num + "]]></total_num>";str += "<wishing><![CDATA[" + wishing + "]]></wishing>";str += "<act_name><![CDATA[" + act_name + "]]></act_name>";str += "<remark><![CDATA[" + remark + "]]></remark>";if (!string.IsNullOrEmpty(scene_id)){str += "<scene_id><![CDATA[" + scene_id + "]]></scene_id>";}if (!string.IsNullOrEmpty(consume_mch_id)){str += "<consume_mch_id><![CDATA[" + consume_mch_id + "]]></consume_mch_id>";}str += "<nonce_str><![CDATA[" + nonce_str + "]]></nonce_str>";if (!string.IsNullOrEmpty(risk_info)){str += "<risk_info>" + risk_info + "</risk_info>";}str += "</xml>";return str;}}}
EnterprisePlay 企业支付类
using System;using System.Collections.Generic;using System.Linq;using System.Text;using System.Threading.Tasks;namespace WeiXinBusiness.enterprise_play{public class EnterprisePlay{/// <summary>/// 创建 签名参数字典/// </summary>/// <param name="mch_appid">公众账号appid</param>/// <param name="mchid">商户号</param>/// <param name="nonce_str">32位随机数</param>/// <param name="partner_trade_no">商户订单号</param>/// <param name="openid">用户openid</param>/// <param name="check_name">校验用户姓名选项</param>/// <param name="re_user_name">收款用户姓名</param>/// <param name="amount">金额</param>/// <param name="desc">企业付款描述信息</param>/// <param name="spbill_create_ip">调用接口的机器Ip地址</param>/// <returns></returns>public static Dictionary<string, string> CreateSignatureParamsDic(string mch_appid, string mchid, string nonce_str, string partner_trade_no, string openid, string check_name, string re_user_name, string amount, string desc, string spbill_create_ip){Dictionary<string, string> dic = new Dictionary<string, string>();dic.Add("mch_appid", mch_appid);dic.Add("mchid", mchid);dic.Add("nonce_str", nonce_str);dic.Add("partner_trade_no", partner_trade_no);dic.Add("openid", openid);dic.Add("check_name", check_name);dic.Add("re_user_name", re_user_name);dic.Add("amount", amount);dic.Add("desc", desc);dic.Add("spbill_create_ip", spbill_create_ip);return dic;}/// <summary>/// 创建post数据/// </summary>/// <param name="mch_appid">公众账号appid</param>/// <param name="mchid">商户号</param>/// <param name="nonce_str">32位随机数</param>/// <param name="partner_trade_no">商户订单号</param>/// <param name="openid">用户openid</param>/// <param name="check_name">校验用户姓名选项</param>/// <param name="re_user_name">收款用户姓名</param>/// <param name="amount">金额</param>/// <param name="desc">企业付款描述信息</param>/// <param name="spbill_create_ip">调用接口的机器Ip地址</param>/// <param name="sign">签名</param>/// <returns></returns>public static string CreatePostData(string mch_appid, string mchid, string nonce_str, string partner_trade_no, string openid, string check_name, string re_user_name, string amount, string desc, string spbill_create_ip, string sign){string str = "";str += "<xml>";str += "<mch_appid>" + mch_appid + "</mch_appid>";str += "<mchid>" + mchid + "</mchid>";str += "<nonce_str>" + nonce_str + "</nonce_str>";str += "<partner_trade_no>" + partner_trade_no + "</partner_trade_no>";str += "<openid>" + openid + "</openid>";str += "<check_name>" + check_name + "</check_name>";str += "<re_user_name>" + re_user_name + "</re_user_name>";str += "<amount>" + amount + "</amount>";str += "<desc>" + desc + "</desc>";str += "<spbill_create_ip>" + spbill_create_ip + "</spbill_create_ip>";str += "<sign>" + sign + "</sign>";str += "</xml>";return str;}}}
