示例#1
0
文件: image.go 项目: yangsibai/panda
// save a single image
func handleSaveSingleImage(part *multipart.Part) (info models.ImageInfo, err error) {
	newID := bson.NewObjectId()
	date := time.Now().Format("20060102")

	err = helper.CreateDirIfNotExists(filepath.Join(helper.Config.SaveDir, date))
	if err != nil {
		return
	}
	path := filepath.Join(date, newID.Hex())
	savePath := filepath.Join(helper.Config.SaveDir, path)

	dst, err := os.Create(savePath)

	if err != nil {
		return
	}

	defer dst.Close()

	var bytes int64
	if bytes, err = io.Copy(dst, part); err != nil {
		return
	}

	width, height := helper.GetImageDimensions(savePath)

	var hash models.HashInfo

	hash, err = helper.CalculateBasicHashes(savePath)

	if err != nil {
		return
	}

	URL := helper.Config.BaseURL + "/img/" + newID.Hex()

	info = models.ImageInfo{
		ID:        newID,
		Name:      part.FileName(),
		Extension: filepath.Ext(part.FileName()),
		Path:      path,
		Width:     width,
		Height:    height,
		URL:       URL,
		Resizes:   map[string]string{},
		Hash:      hash,
		Size:      bytes,
		CreatedAt: time.Now(),
	}
	err = db.StoreImage(&info)
	if err != nil {
		return
	}
	return info, nil
}
示例#2
0
文件: file.go 项目: yangsibai/panda
// save a single image
func handleSaveSingleFile(part *multipart.Part) (info models.FileInfo, err error) {
	newID := bson.NewObjectId()
	date := time.Now().Format("20060102")

	err = helper.CreateDirIfNotExists(filepath.Join(helper.Config.SaveDir, date))
	if err != nil {
		return
	}
	path := filepath.Join(date, newID.Hex())
	savePath := filepath.Join(helper.Config.SaveDir, path)

	dst, err := os.Create(savePath)

	if err != nil {
		return
	}

	defer dst.Close()

	var bytes int64
	if bytes, err = io.Copy(dst, part); err != nil {
		return
	}

	var hash models.HashInfo

	hash, err = helper.CalculateBasicHashes(savePath)

	if err != nil {
		return
	}

	URL := helper.Config.BaseURL + "/file/" + newID.Hex()

	info = models.FileInfo{
		ID:          newID,
		Name:        part.FileName(),
		Extension:   filepath.Ext(part.FileName()),
		Path:        path,
		URL:         URL,
		Hash:        hash,
		Size:        bytes,
		CreatedAt:   time.Now(),
		ContentType: getSimpleContentTypeByFileName(part.FileName()),
	}
	err = db.StoreResource(&info)
	if err != nil {
		return
	}
	return info, nil
}