71 lines
2.0 KiB
C#
71 lines
2.0 KiB
C#
//
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// ValidateAjaxAttribute.cs
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//
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// Author:
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// Paul Schneider <paulschneider@free.fr>
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//
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// Copyright (c) 2014 Paul Schneider
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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using System;
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using System.Linq;
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using System.Net;
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using System.Web.Http.Filters;
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using System.Net.Http;
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using System.Web.Http.ModelBinding;
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namespace Yavsc
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{
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/// <summary>
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/// Validate ajax attribute.
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/// </summary>
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public class ValidateAjaxAttribute : ActionFilterAttribute
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{
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/// <summary>
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/// Gets the error model object.
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/// </summary>
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/// <returns>The error model object.</returns>
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/// <param name="modelState">Model state.</param>
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public static object GetErrorModelObject(ModelStateDictionary modelState) {
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var errorModel =
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from x in modelState.Keys
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where modelState[x].Errors.Count > 0
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select new
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{
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key = x,
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errors = modelState[x].Errors.
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Select(y => y.ErrorMessage).
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ToArray()
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};
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return errorModel;
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}
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/// <summary>
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/// Raises the action executing event.
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/// </summary>
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/// <param name="actionContext">Action context.</param>
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public override void OnActionExecuting (System.Web.Http.Controllers.HttpActionContext actionContext)
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{
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var modelState = actionContext.ModelState;
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if (!modelState.IsValid)
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{
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actionContext.Response =
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actionContext.Request.CreateResponse
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(HttpStatusCode.BadRequest,GetErrorModelObject(modelState));
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}
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}
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}
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}
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