public IActionResult Upload(UploadViewModel model)
{
List <UploadResult> result = new List <UploadResult>();
#region Form.Files 文件
IFormFileCollection files = HttpContext.Request.Form.Files;
if (null != files && files.Count > 0)
{
FormFileUploadViewModel fileModel = new FormFileUploadViewModel();
foreach (IFormFile file in files)
{
model.CopyTo(fileModel);
fileModel.File = file;
var itemResult = UploadItemByFormFile(fileModel);
result.Add(itemResult);
}
}
#endregion
#region Form.Base64 文件
Dictionary <string, string> base64Dictionary = new Dictionary <string, string>();
var formCollection = Request.Form;
foreach (var fc in formCollection)
{
if (_regexBase64.IsMatch(fc.Value))
{
base64Dictionary.Add(fc.Key, fc.Value);
}
}
if (null != base64Dictionary && base64Dictionary.Count > 0)
{
Base64UploadViewModel base64Model = null;
foreach (var file in base64Dictionary)
{
model.CopyTo(base64Model);
base64Model.Data = file.Value;
base64Model.FieldName = file.Key;
var itemResult = UploadItemByBase64(base64Model);
result.Add(itemResult);
}
}
#endregion
return(Json(result));
}
/// <summary>
/// 上传文件
/// </summary>
/// <param name="model">FormFile文件上传视图模型</param>
/// <returns></returns>
private UploadResult UploadItemByFormFile(FormFileUploadViewModel model)
{
UploadResult result = new UploadResult();
try
{
if (model.File == null)
{
result.Message = "文件对象为空";
}
else
{
//是否为图片文件
bool isImage = model.File.IsImage();
if (isImage)
{
Image image = Image.FromStream(model.File.OpenReadStream(), true, true);
result = image.Save(
model.File.Length,
model.SavePath,
model.FixedPath,
model.Name,
model.Extension.GetImageFormat(),
model.BeOverride,
model.CompressIfGreaterSize,
model.MaxWidth,
model.MaxHeight,
model.CutIfOut);
}
else
{
result = model.File.Save(model.SavePath, model.FixedPath, model.Name, model.BeOverride) ?? new UploadResult();;
}
if (result == null)
{
result = new UploadResult {
Message = "上传失败"
}
}
;
//标识字段名
result.FieldName = model.File.GetFieldName();
}
}
catch
{
result.Message = "文件上传失败";
}
return(result);
}
