我如何返回Json结果+ Web API +验证模型+ ActionFilters + OnActionExecuting方法 [英] How can i return Json Result + Web api + validate model + actionfilters +OnActionExecuting method
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问题描述
string message = string.Empty;
public override void OnActionExecuting(HttpActionContext actionContext)
{
var modelState = actionContext.ModelState;
if (!modelState.IsValid)
actionContext.Response = actionContext.Request.CreateErrorResponse(HttpStatusCode.BadRequest, modelState);
foreach (var key in modelState.Keys)
{
var state = modelState[key];
if (state.Errors.Any())
{
message = message + state.Errors.First().ErrorMessage;
}
}
}
在这里,我想使用Jsonresult返回消息变量,请帮助我.
Here i want to return message variable with Jsonresult, please help me on it.
推荐答案
尝试一下
public override void OnActionExecuting(HttpActionContext context)
{
var modelState = context.ModelState;
if (!modelState.IsValid)
{
var errors = new JObject();
foreach (var key in modelState.Keys)
{
var state = modelState[key];
if (state.Errors.Any())
{
errors[key] = state.Errors.First().ErrorMessage;
}
}
context.Response = context.Request.CreateResponse<JObject>(HttpStatusCode.BadRequest, errors);
}
}
在客户端ajax请求中,发生错误时,获取responseText来处理验证错误消息.
From the client ajax request, on error, get the responseText to process the validation error messages.
自
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