public JsonResult <object> WXQrcode(WXQrcodeRequest request)
{
if (request == null)
{
return(JsonError("请求参数错误"));
}
if (!string.IsNullOrEmpty(request.ShareCode))
{
if (!_weCharUserInfoService.ExistShareCode(request.ShareCode))
{
return(JsonError("该分享码不存在"));
}
request.Pages += "?sharecode=" + request.ShareCode;
}
var fileName = request.Pages.Replace("/", "_").Replace("?", "-") + request.Width + ".jpg";
var dirpath = System.Web.HttpContext.Current.Server.MapPath("~/Upload/WecharImg/");
var savePath = dirpath + fileName;
var servicePath = "/Upload/WecharImg/" + fileName;
if (File.Exists(savePath))
{
return(JsonNet(servicePath));
}
lock (WXQrCodeSequenceLock)
{
using (var ms = new MemoryStream())
{
var result = WXHelper.GetWxaCode(ms, request.Pages, request.Width);
if (result.errcode == Senparc.Weixin.ReturnCode.请求成功)
{
Image image = Image.FromStream(ms);
if (!Directory.Exists(dirpath))
{
Directory.CreateDirectory(dirpath);
}
image.Save(savePath);
image.Dispose();
}
else
{
return(JsonError(result.errmsg));
}
}
}
return(JsonNet(servicePath));
}
