112 lines
2.7 KiB
Go
112 lines
2.7 KiB
Go
package query
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import (
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"time"
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"github.com/photoprism/photoprism/internal/entity"
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"github.com/photoprism/photoprism/internal/mutex"
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)
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// PurgeOrphans removes orphan database entries.
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func PurgeOrphans() error {
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// Remove files without a photo.
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start := time.Now()
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if count, err := PurgeOrphanFiles(); err != nil {
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return err
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} else if count > 0 {
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log.Warnf("purge: removed %d orphan files from index[%s]", count, time.Since(start))
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} else {
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log.Infof("purge: found no orphan files in index [%s]", time.Since(start))
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}
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// Remove duplicates without an original file.
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if err := PurgeOrphanDuplicates(); err != nil {
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return err
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}
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// Remove unused countries.
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if err := PurgeOrphanCountries(); err != nil {
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return err
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}
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// Remove unused cameras.
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if err := PurgeOrphanCameras(); err != nil {
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return err
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}
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// Remove unused camera lenses.
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if err := PurgeOrphanLenses(); err != nil {
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return err
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}
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return nil
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}
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// PurgeOrphanFiles removes files without a photo from the index.
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func PurgeOrphanFiles() (count int, err error) {
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mutex.Index.Lock()
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defer mutex.Index.Unlock()
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files, err := OrphanFiles()
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if err != nil {
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return count, err
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}
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for i := range files {
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if err = files[i].DeletePermanently(); err != nil {
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return count, err
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}
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count++
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}
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return count, err
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}
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// PurgeOrphanDuplicates deletes all files from the duplicates table that don't exist in the files table.
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func PurgeOrphanDuplicates() error {
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mutex.Index.Lock()
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defer mutex.Index.Unlock()
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return UnscopedDb().Delete(
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entity.Duplicate{},
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"file_hash NOT IN (SELECT file_hash FROM files WHERE file_missing = 0 AND deleted_at IS NULL)").Error
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}
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// PurgeOrphanCountries removes countries without any photos.
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func PurgeOrphanCountries() error {
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mutex.Index.Lock()
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defer mutex.Index.Unlock()
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entity.FlushCountryCache()
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switch DbDialect() {
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default:
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return UnscopedDb().Exec(`DELETE FROM countries WHERE country_slug <> ? AND id NOT IN (SELECT photo_country FROM photos)`, entity.UnknownCountry.CountrySlug).Error
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}
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}
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// PurgeOrphanCameras removes cameras without any photos.
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func PurgeOrphanCameras() error {
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mutex.Index.Lock()
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defer mutex.Index.Unlock()
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entity.FlushCameraCache()
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switch DbDialect() {
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default:
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return UnscopedDb().Exec(`DELETE FROM cameras WHERE camera_slug <> ? AND id NOT IN (SELECT camera_id FROM photos)`, entity.UnknownCamera.CameraSlug).Error
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}
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}
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// PurgeOrphanLenses removes cameras without any photos.
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func PurgeOrphanLenses() error {
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mutex.Index.Lock()
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defer mutex.Index.Unlock()
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entity.FlushLensCache()
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switch DbDialect() {
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default:
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return UnscopedDb().Exec(`DELETE FROM lenses WHERE lens_slug <> ? AND id NOT IN (SELECT lens_id FROM photos)`, entity.UnknownLens.LensSlug).Error
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}
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}
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