func()

in storage-s3/s3.go [78:117]

• 35 lines of code
• 6 McCabe index (conditional complexity)

func (s *Storage) UploadFile(ctx *plugin.GinContext, condition plugin.UploadFileCondition) (resp plugin.UploadFileResponse) {
	resp = plugin.UploadFileResponse{}

	file, err := ctx.FormFile("file")
	if err != nil {
		resp.OriginalError = fmt.Errorf("get upload file failed: %v", err)
		resp.DisplayErrorMsg = plugin.MakeTranslator(i18n.ErrFileNotFound)
		return resp
	}

	if s.IsUnsupportedFileType(file.Filename, condition) {
		resp.OriginalError = fmt.Errorf("file type not allowed")
		resp.DisplayErrorMsg = plugin.MakeTranslator(i18n.ErrUnsupportedFileType)
		return resp
	}

	if s.ExceedFileSizeLimit(file.Size, condition) {
		resp.OriginalError = fmt.Errorf("file size too large")
		resp.DisplayErrorMsg = plugin.MakeTranslator(i18n.ErrOverFileSizeLimit)
		return resp
	}

	openFile, err := file.Open()
	if err != nil {
		resp.OriginalError = fmt.Errorf("get file failed: %v", err)
		resp.DisplayErrorMsg = plugin.MakeTranslator(i18n.ErrFileNotFound)
		return resp
	}
	defer openFile.Close()

	objectKey := s.createObjectKey(file.Filename, condition.Source)
	err = s.Client.PutObject(objectKey, strings.ToLower(filepath.Ext(file.Filename)), openFile)
	if err != nil {
		resp.OriginalError = fmt.Errorf("upload file failed: %v", err)
		resp.DisplayErrorMsg = plugin.MakeTranslator(i18n.ErrUploadFileFailed)
		return resp
	}
	resp.FullURL = s.Config.VisitUrlPrefix + objectKey
	return resp
}