source/Repid.MvcExtension/UEditor/UploadHandler.cs

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using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text.RegularExpressions;
using System.Web;

namespace Repid.MvcExtension.UEditor
{
    /// <summary>
    /// UploadHandler 的摘要说明
    /// </summary>
    public class UploadHandler : Handler
    {

        public UploadConfig UploadConfig { get; private set; }
        public UploadResult Result { get; private set; }

        public UploadHandler(HttpContext context, UploadConfig config)
            : base(context)
        {
            this.UploadConfig = config;
            this.Result = new UploadResult() { State = UploadState.Unknown };
        }

        public override void Process()
        {
            byte[] uploadFileBytes = null;
            string uploadFileName = null;

            if (UploadConfig.Base64)
            {
                uploadFileName = UploadConfig.Base64Filename;
                uploadFileBytes = Convert.FromBase64String(Request[UploadConfig.UploadFieldName]);
            }
            else
            {
                var file = Request.Files[UploadConfig.UploadFieldName];
                uploadFileName = file.FileName;

                if (!CheckFileType(uploadFileName))
                {
                    Result.State = UploadState.TypeNotAllow;
                    WriteResult();
                    return;
                }
                if (!CheckFileSize(file.ContentLength))
                {
                    Result.State = UploadState.SizeLimitExceed;
                    WriteResult();
                    return;
                }

                uploadFileBytes = new byte[file.ContentLength];
                try
                {
                    file.InputStream.Read(uploadFileBytes, 0, file.ContentLength);
                }
                catch (Exception)
                {