mp-ap/Areas/Api/Controllers/PublicMethodController.cs

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Options;
using System.DrawingCore.Imaging;
using System.IO;
using Library;
using System.Collections;
using LitJson;
using System.Globalization;
using System.Web;

// For more information on enabling MVC for empty projects, visit https://go.microsoft.com/fwlink/?LinkID=397860

namespace MySystem.Areas.Api.Controllers
{
    [Area("Api")]
    [Route("Api/[controller]/[action]")]
    public class PublicMethodController : BaseController
    {
        public PublicMethodController(IHttpContextAccessor accessor, ILogger<BaseController> logger, IOptions<Setting> setting) : base(accessor, logger, setting)
        {
        }

        #region 系统-上传图片
        public JsonResult UploadPhotoByBase64(string value)
        {
            try
            {
                value = value.Replace("data:image/png;base64,", "");
                string base64str = HttpUtility.UrlDecode(value).Replace(" ", "+");
                string dummyData = base64str.Replace("%", "").Replace(",", "").Replace(" ", "+");
                if (dummyData.Length % 4 > 0)
                {
                    dummyData = dummyData.PadRight(dummyData.Length + 4 - dummyData.Length % 4, '=');
                }
                string Icon = function.base64StringToImage(dummyData, "/static/upload/" + DateTime.Now.Year + "/" + DateTime.Now.Month + "/" + DateTime.Now.Day + "/", "MT" + function.MD5_16(Guid.NewGuid().ToString()) + ".png");
                return Json(new AppResultJson() { Status = "1", Info = "", Data = Icon });
            }
            catch (Exception ex)
            {
                function.WriteLog(DateTime.Now + ":" + ex.ToString(), "系统上传图片异常");
                return Json(new AppResultJson() { Status = "1", Info = "", Data = "" });
            }
        }
        #endregion

    }
}