diff --git a/24Hour/Controllers/Common/CommonController.cs b/24Hour/Controllers/Common/CommonController.cs
index 46305df..3dda38c 100644
--- a/24Hour/Controllers/Common/CommonController.cs
+++ b/24Hour/Controllers/Common/CommonController.cs
@@ -2739,6 +2739,8 @@ namespace _24Hour.Controllers.Common
         #endregion
 
         #region 文件上传
+
+        private string[] AllowedExtensions = new string[] { ".png", ".jpg", ".jpeg", ".bmp", ".zip" ,".xls",".xlsx"};
         /// <summary>
         /// 文件上传--附件
         /// <param name="file"></param>
@@ -2764,8 +2766,8 @@ namespace _24Hour.Controllers.Common
                     var fname = $@"{file.FileName}";
                     var hzname = $"{Path.GetExtension(fname)}";
 
-                    var allowedExtensions = new string[] { ".png", ".jpg", ".jpeg", ".bmp", ".zip" };
-                    if (allowedExtensions.Contains(hzname.ToLower())==false)
+
+                    if (AllowedExtensions.Contains(hzname.ToLower())==false)
                     {
                         outParm.IsSucceed = false;
                         outParm.Message = "不被允许的文件格式!";
@@ -2814,10 +2816,13 @@ namespace _24Hour.Controllers.Common
                 return Json(outParm);
             });
         }
+
+
         [HttpGet]
         [Route("GetImageFile")]
         public async Task<Result> GetImageFile(string file)
         {
+    
             Result result = new Result();
             var urlpath = file.Replace("/", @"\");
             var path = Path.Combine(Environment.CurrentDirectory, "wwwroot"+urlpath);
@@ -2838,6 +2843,43 @@ namespace _24Hour.Controllers.Common
 
             return result;
         }
+        public class GetBaseStringDto
+        {
+            public List<string> Files { get; set; }
+        }
+        [HttpPost]
+        [Route("GetImageFiles")]
+        public async Task<Result> GetImageFiles(GetBaseStringDto file)
+        {
+            //根据输入url获取base64值
+            var getstr = (string s) =>
+            {
+                var urlpath = s.Replace("/", @"\");
+                var path = Path.Combine(Environment.CurrentDirectory, "wwwroot" + urlpath);
+                if (System.IO.File.Exists(path))
+                {
+                    return Convert.ToBase64String(System.IO.File.ReadAllBytes(path));
+                }
+                else
+                {
+                    return "";
+                }
+            };
+            //根据输入url获取文件是否存在
+            var getexist = (string s) =>
+            {
+                var urlpath = s.Replace("/", @"\");
+                var path = Path.Combine(Environment.CurrentDirectory, "wwwroot" + urlpath);
+                return System.IO.File.Exists(s);
+            };
+            var data = file.Files.Select(x => new
+            {
+                IsExist = getexist(x),
+                BaseStr = getstr(x)
+            });
+            result.result = data;
+            return result;
+        }
         /// <summary>
         /// 文件上传--附件
         /// </summary>
@@ -2865,8 +2907,8 @@ namespace _24Hour.Controllers.Common
                     var fname = $@"{file.FileName}";
                     var hzname = $"{Path.GetExtension(fname)}";
 
-                    var allowedExtensions = new string[] { ".png", ".jpg", ".jpeg", ".bmp",".zip" };
-                    if (allowedExtensions.Contains(hzname.ToLower())==false)
+
+                    if (AllowedExtensions.Contains(hzname.ToLower())==false)
                     {
                         outParm.IsSucceed = false;
                         outParm.Message = "不被允许的文件格式!";