68 lines
2.2 KiB
C#
68 lines
2.2 KiB
C#
using System;
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using System.Collections.Generic;
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using System.IO;
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using System.Linq;
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using System.Threading.Tasks;
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using Microsoft.AspNetCore.Builder;
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using Microsoft.AspNetCore.Http;
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using Microsoft.AspNetCore.Http.Features;
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using Microsoft.Extensions.Options;
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using WalkingTec.Mvvm.Core;
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namespace WalkingTec.Mvvm.Mvc
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{
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public class WtmMiddleware
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{
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private readonly RequestDelegate _next;
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public WtmMiddleware(RequestDelegate next)
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{
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_next = next;
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}
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public async Task InvokeAsync(HttpContext context, IOptionsMonitor<Configs> configs)
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{
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var max = context.Features.Get<IHttpMaxRequestBodySizeFeature>();
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if (max.IsReadOnly == false)
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{
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max.MaxRequestBodySize = configs.CurrentValue.FileUploadOptions.UploadLimit;
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}
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if (context.Request.Path == "/")
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{
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context.Response.Cookies.Append("pagemode", configs.CurrentValue.PageMode.ToString());
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context.Response.Cookies.Append("tabmode", configs.CurrentValue.TabMode.ToString());
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}
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if (context.Request.ContentLength > 0 && context.Request.ContentLength < 512000)
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{
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context.Request.EnableBuffering();
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context.Request.Body.Position = 0;
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StreamReader tr = new StreamReader(context.Request.Body);
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string body = tr.ReadToEndAsync().Result;
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context.Request.Body.Position = 0;
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if (context.Items.ContainsKey("DONOTUSE_REQUESTBODY") == false)
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{
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context.Items.Add("DONOTUSE_REQUESTBODY", body);
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}
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else
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{
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context.Items["DONOTUSE_REQUESTBODY"] = body;
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}
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}
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await _next(context);
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if (context.Response.StatusCode == 404)
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{
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await context.Response.WriteAsync(string.Empty);
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}
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}
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}
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public static class WtmMiddlewareExtensions
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{
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public static IApplicationBuilder UseWtm(
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this IApplicationBuilder builder)
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{
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return builder.UseMiddleware<WtmMiddleware>();
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}
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}
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}
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