public IActionResult UploadBase64(string fileBase64, string fileName)
{
try
{
byte[] bytes = Convert.FromBase64String(fileBase64);
var fileExtension = Path.GetExtension(fileName);
var strDateTime = DateTime.Now.ToString("yyMMddhhmmssfff");
var strRan = Convert.ToString(new Random().Next(100, 999));
var saveName = strDateTime + strRan + fileExtension;
var savePath = @"H:\Wangtiantian\资料\.NET Core\Web.NET Core.Demo\Web.NETCoreAPI\UploadFile\File\" + saveName;
FileStream fs = new FileStream(savePath, FileMode.CreateNew);
fs.Write(bytes, 0, bytes.Length);
fs.Close();
return(Ok(savePath));
}
catch (Exception ex)
{
LogOperation.WriteLog(ex.ToString());
return(Ok("上传失败！"));
}
}
public IActionResult UploadImg(List <IFormFile> files)
{
if (files.Count < 1)
{
return(Ok("文件为空"));
}
//返回的文件地址
List <string> filenames = new List <string>();
var now = DateTime.Now;
//获取文件存储路径
var webRootPath = @"H:\Wangtiantian\资料\.NET Core\Web.NET Core.Demo\Web.NETCoreAPI\UploadFile\File\";
if (!Directory.Exists(webRootPath))
{
Directory.CreateDirectory(webRootPath);
}
try
{
foreach (var item in files)
{
if (item != null)
{
#region 图片文件的条件判断
//文件后缀
var fileExtension = Path.GetExtension(item.FileName);
//判断后缀是否是图片
const string fileFilt = ".gif|.jpg|.jpeg|.png";
if (fileExtension == null)
{
break;
//return Error("上传的文件没有后缀");
}
if (fileFilt.IndexOf(fileExtension.ToLower(), StringComparison.Ordinal) <= -1)
{
break;
//return Error("请上传jpg、png、gif格式的图片");
}
//判断文件大小
long length = item.Length;
if (length > 1024 * 1024 * 2) //2M
{
break;
//return Error("上传的文件不能大于2M");
}
#endregion
var strDateTime = DateTime.Now.ToString("yyMMddhhmmssfff"); //取得时间字符串
var strRan = Convert.ToString(new Random().Next(100, 999)); //生成三位随机数
var saveName = strDateTime + strRan + fileExtension;
using (FileStream fs = System.IO.File.Create(webRootPath + saveName))
{
item.CopyTo(fs);
fs.Flush();
}
filenames.Add(webRootPath + saveName);
}
}
return(Ok(filenames));
}
catch (Exception ex)
{
LogOperation.WriteLog(ex.ToString());
return(Ok("上传失败"));
}
}