/// <summary>
/// JS-SDK使用权限签名
/// 签名生成规则如下：参与签名的字段包括noncestr（随机字符串）, 有效的jsapi_ticket, timestamp（时间戳）, url（当前网页的URL，不包含#及其后面部分） 。对所有待签名参数按照字段名的ASCII 码从小到大排序（字典序）后，使用URL键值对的格式（即key1=value1&key2=value2…）拼接成字符串string1。这里需要注意的是所有参数名均为小写字符。对string1作sha1加密，字段名和字段值都采用原始值，不进行URL 转义。
/// API参考：http://mp.weixin.qq.com/wiki/7/aaa137b55fb2e0456bf8dd9148dd613f.html#.E9.99.84.E5.BD.951-JS-SDK.E4.BD.BF.E7.94.A8.E6.9D.83.E9.99.90.E7.AD.BE.E5.90.8D.E7.AE.97.E6.B3.95
/// 签名算法验证工具：http://mp.weixin.qq.com/debug/cgi-bin/sandbox?t=jsapisign
/// </summary>
/// <param name="jsapi_ticket"></param>
/// <param name="url"></param>
/// <param name="noncestr"></param>
/// <param name="timestamp"></param>
/// <returns></returns>
public static string MakeJsAPISign(string jsapi_ticket, string url, out string noncestr, out string timestamp)
{
string jsSign = string.Empty;
try
{
noncestr = WeChatPayData.MakeNonceStr();
timestamp = WeChatPayData.MakeTimeStamp();
//参与加密的参数key全部小写
WeChatPayData signData = new WeChatPayData();
signData.SetValue("jsapi_ticket", jsapi_ticket);
signData.SetValue("timestamp", timestamp);
signData.SetValue("noncestr", noncestr);
signData.SetValue("url", url);
string param = signData.ToSignStr();
Log.Debug("MakeJsAPISign", "SHA1 encrypt param : " + param);
//SHA1加密
jsSign = FormsAuthentication.HashPasswordForStoringInConfigFile(param, "SHA1");
Log.Debug("MakeJsAPISign", "SHA1 encrypt result : " + jsSign);
}
catch (Exception ex)
{
Log.Error("MakeJsAPISign", ex.ToString());
throw ex;
}
return(jsSign);
}
/// <summary>
/// 卡券签名
/// 1.将 api_ticket（特别说明：api_ticket 相较 appsecret 安全性更高，同时兼容老版本文档中使用的 appsecret 作为签名凭证。）、app_id、location_id、times_tamp、nonce_str、card_id、card_type的value值进行字符串的字典序排序。
/// 2.将所有参数字符串拼接成一个字符串进行sha1加密，得到cardSign。
/// </summary>
/// <param name="apiTicket"></param>
/// <param name="noncestr"></param>
/// <param name="timestamp"></param>
/// <returns></returns>
public static string MakeCardSign(string apiTicket, out string noncestr, out string timestamp)
{
string cardSign = string.Empty;
try
{
string param = string.Empty;
noncestr = WeChatPayData.MakeNonceStr();
timestamp = WeChatPayData.MakeTimeStamp();
WeChatPayData signData = new WeChatPayData();
signData.SetValue(apiTicket, apiTicket);
signData.SetValue(Config.APPID, Config.APPID);
signData.SetValue(timestamp, timestamp);
signData.SetValue(noncestr, noncestr);
//参与加密的参数value连接成字符串
foreach (KeyValuePair <string, object> kvp in signData.GetValues())
{
param += kvp.Key;
}
Log.Debug("MakeJsAPISign", "SHA1 encrypt param : " + param);
//SHA1加密
cardSign = FormsAuthentication.HashPasswordForStoringInConfigFile(param, "SHA1");
Log.Debug("MakeJsAPISign", "SHA1 encrypt result : " + cardSign);
}
catch (Exception ex)
{
Log.Error("MakeJsAPISign", ex.ToString());
throw ex;
}
return(cardSign);
}
/// <summary>
/// 获取收货地址js函数入口参数,详情请参考收货地址共享接口：http://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=7_9
/// </summary>
/// <param name="accessToken"></param>
/// <param name="url"></param>
/// <returns>共享收货地址js函数需要的参数，json格式可以直接做参数使用</returns>
public static string MakeEditAddressJsParam(string accessToken, string url)
{
string editAddrParam = string.Empty;
try
{
//参与加密的参数key全部小写
WeChatPayData signData = new WeChatPayData();
signData.SetValue("appid", Config.APPID);
signData.SetValue("url", url);
signData.SetValue("timestamp", WeChatPayData.MakeTimeStamp());
signData.SetValue("noncestr", WeChatPayData.MakeNonceStr());
signData.SetValue("accesstoken", accessToken);
string param = signData.ToSignStr();
Log.Debug("MakeEditAddressJsParam", "SHA1 encrypt param : " + param);
//SHA1加密
string addrSign = FormsAuthentication.HashPasswordForStoringInConfigFile(param, "SHA1");
Log.Debug("MakeEditAddressJsParam", "SHA1 encrypt result : " + addrSign);
//构造收货地址js函数入口参数
WeChatPayData paramsData = new WeChatPayData();
paramsData.SetValue("appId", Config.APPID);
paramsData.SetValue("scope", "jsapi_address");
paramsData.SetValue("signType", "sha1");
paramsData.SetValue("addrSign", addrSign);
paramsData.SetValue("timeStamp", signData.GetValue("timestamp"));
paramsData.SetValue("nonceStr", signData.GetValue("noncestr"));
//转为json格式
editAddrParam = paramsData.ToJson();
Log.Debug("MakeEditAddressJsParam", editAddrParam);
}
catch (Exception ex)
{
Log.Error("MakeEditAddressJsParam", ex.ToString());
throw ex;
}
return(editAddrParam);
}
/// <summary>
/// 根据预支付回话标示prepay_id构造JS参数
/// </summary>
/// <param name="prepayID"></param>
/// <returns></returns>
public static string MakeWXPayJsParam(string prepayID)
{
//返回微信客户端调用JS支付所需的参数
string wxJsApiParam = string.Empty;
try
{
//* 从统一下单成功返回的数据中获取微信浏览器调起jsapi支付所需的参数，
//* 微信浏览器调起JSAPI时的输入参数格式如下：
//* {
//* "appId" : "wx2421b1c4370ec43b", //公众号名称，由商户传入
//* "timeStamp":" 1395712654", //时间戳，自1970年以来的秒数
//* "nonceStr" : "e61463f8efa94090b1f366cccfbbb444", //随机串
//* "package" : "prepay_id=u802345jgfjsdfgsdg888",
//* "signType" : "MD5", //微信签名方式:
//* "paySign" : "70EA570631E4BB79628FBCA90534C63FF7FADD89" //微信签名
//* }
//* @return string 微信浏览器调起JSAPI时的输入参数，json格式可以直接做参数用
//* 更详细的说明请参考网页端调起支付API：http://pay.weixin.qq.com/wiki/doc/api/jsapi.php?chapter=7_7
WeChatPayData jsPayData = new WeChatPayData();
jsPayData.SetValue("appId", Config.APPID);
jsPayData.SetValue("timeStamp", WeChatPayData.MakeTimeStamp());
jsPayData.SetValue("nonceStr", WeChatPayData.MakeNonceStr());
jsPayData.SetValue("package", "prepay_id=" + prepayID);
jsPayData.SetValue("signType", "MD5");
jsPayData.SetValue("paySign", jsPayData.MakeSign());
wxJsApiParam = jsPayData.ToJson();
Log.Debug("jsApiParam", wxJsApiParam);
}
catch (Exception ex)
{
Log.Error("WxPayAPI", ex.Message);
throw ex;
}
return(wxJsApiParam);
}