personal-website/webfilesystem/fileuploading.go

package webfilesystem

//sudo apt-get install libvips-tools

import (
	"errors"
	"os"
	"path"

	"go.mongodb.org/mongo-driver/bson/primitive"
)

func (fs *WebFileSystem) UploadFile(realFilepath string, parentPath string) error {
	//TODO check is file exists
	file, err := os.ReadFile(realFilepath)
	if err != nil {
		return err
	}
	splittedPath := fs.SplitPath(realFilepath)
	fileName := splittedPath[len(splittedPath)-1]
	extension := fs.GetExtension(fileName)

	newFile2 := FileHeader{
		MongoId: primitive.NewObjectID(),
		Name:    fileName,
		Type:    "",
		Icon:    "",
		Data:    primitive.NilObjectID,
	}

	newFileData := BinaryFileData{
		MongoId: primitive.NewObjectID(),
		Bin:     file,
	}

	filePath := path.Join(parentPath, fileName)

	switch extension {
	case "jpg":
		fallthrough
	case "jpeg":
		newFile2.Type = "jpeg"
		_, _, err := fs.Write(filePath, &newFile2, &newFileData)
		return err
	case "png":
		newFile2.Type = "png"
		_, _, err := fs.Write(filePath, &newFile2, &newFileData)
		if err != nil {
			println(err.Error())
			return err
		}
		return nil
	default:
		return errors.New("this filetype not allowed")
	}

}

// func (fs *WebFileSystem) CreateMiniatures(parentDir string, file string) error {
// 	src, err := imaging.Open(path.Join(parentDir, file))
// 	if err != nil {
// 		// log.Fatalf("failed to open image: %v", err)
// 		return err
// 	}

// 	// Resize the cropped image to width = 200px preserving the aspect ratio.
// 	src = imaging.Resize(src, 32, 0, imaging.Lanczos)

// 	// Save the resulting image as JPEG.
// 	splittedFileName := strings.Split(file, ".")
// 	err = imaging.Save(src, path.Join(parentDir, splittedFileName[0]+"_32px."+splittedFileName[1]))
// 	if err != nil {
// 		// log.Fatalf("failed to save image: %v", err)
// 		return err
// 	}

// 	data, err := os.ReadFile(path.Join(parentDir, file))
// 	if err != nil {
// 		return err
// 	}

// 	min32Data, err := os.ReadFile(path.Join(parentDir, splittedFileName[0]+"_32px."+splittedFileName[1]))
// 	if err != nil {
// 		return err
// 	}
// 	imgData := wde.Img{
// 		Header:      "",
// 		Data:        data,
// 		Miniature32: min32Data,
// 	}
// 	newFile := WebFSFile{
// 		MongoId: primitive.NewObjectID(),
// 		Name:    file,
// 		Type:    "picture",
// 		Data:    imgData,
// 		Icon:    "",
// 	}
// 	fs.CreateFile(&newFile, "/home/user/")
// 	return nil
// }

// func toBase64(b []byte) string {
// 	return base64.StdEncoding.EncodeToString(b)
// }