photoprism/internal/crop/cache.go
Michael Mayer 92e6c4fe1e Download: Add Disabled, Originals, MediaRaw & MediaSidecar Flags #2234
Extends DownloadSettings with 4 additional options:
- Name: File name pattern for downloaded files (existed)
- Disabled: Disables downloads
- Originals: Only download files stored in "originals" folder
- MediaRaw: Include RAW image files
- MediaSidecar: Include metadata sidecar files (JSON, XMP, YAML)
2022-04-15 09:42:07 +02:00

45 lines
1.2 KiB
Go

package crop
import (
"fmt"
"path/filepath"
"path"
"github.com/photoprism/photoprism/pkg/clean"
"github.com/photoprism/photoprism/pkg/fs"
)
// FromCache returns the crop file name if cached.
func FromCache(hash, area string, size Size, thumbPath string) (fileName string, err error) {
fileName, err = FileName(hash, area, size.Width, size.Height, thumbPath)
if err != nil {
return fileName, err
}
if fs.FileExists(fileName) {
return fileName, nil
}
return fileName, fmt.Errorf("%s not found", filepath.Base(fileName))
}
// FileName returns the crop file name based on cache path, size, and area.
func FileName(hash, area string, width, height int, thumbPath string) (fileName string, err error) {
if len(hash) < 4 {
return "", fmt.Errorf("crop: invalid file hash %s", clean.Log(hash))
}
if len(thumbPath) < 1 {
return "", fmt.Errorf("crop: cache path missing")
}
if width < 1 || height < 1 || width > 2048 || height > 2048 {
return "", fmt.Errorf("crop: invalid size %dx%d", width, height)
}
fileName = path.Join(thumbPath, hash[0:1], hash[1:2], hash[2:3], fmt.Sprintf("%s_%dx%d_crop_%s%s", hash, width, height, area, fs.ExtJPEG))
return fileName, nil
}