public ActionResult WeChatShare(string shareUrl)
{
string jsTicket = string.Empty;
var timeStamp = JSSDKHelper.GetTimestamp(); //时间戳
var nonceStr = JSSDKHelper.GetNoncestr(); //随机字符串
var ticket = string.Empty; //jsapi_ticket
if ("" != SessionHelper.GetSession(CodeMessageEnum.ShareJsapiTicket))
{
ticket = SessionHelper.GetSession(CodeMessageEnum.ShareJsapiTicket);
}
else
{
var shareAccessToken = SessionHelper.GetSession(CodeMessageEnum.ShareAuthorizationAccessToken);
if ("" == shareAccessToken)//先判断session中是否存在Access_token
{
var commonMessage = JSSDKHelper.TryGetAccessToken(WChatAppid, WChatAppSecret);
if (null != commonMessage.Data)
{
shareAccessToken = commonMessage.Data.ToString();
}
}
if ("" != shareAccessToken)
{
var commonMessage = JSSDKHelper.TryGetJsApiTicket(shareAccessToken);
if (null != commonMessage.Data)
{
ticket = commonMessage.Data.ToString();
}
}
}
if (string.Empty == ticket)//如果最后没能获取到jsapiTicket，则直接返回错误
{
return(Content(CommonMessage.Error(CodeMessageEnum.FaildGotJsApiTicket).ToString(), "application/json"));
}
var signature = JSSDKHelper.GenerateSignature(ticket, nonceStr, timeStamp, shareUrl);//获取签名
WeixinShare weiShare = new WeixinShare()
{
Appid = WChatAppid,
Timestamp = timeStamp,
Noncestr = nonceStr,
Signature = signature
};
return(Content(CommonMessage.Success(weiShare).ToString(), "application/json"));
}