59 lines
2.1 KiB
Go
59 lines
2.1 KiB
Go
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package query
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import "github.com/photoprism/photoprism/internal/entity"
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// PurgeOrphans removes orphan database entries.
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func PurgeOrphans() error {
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if err := PurgeOrphanDuplicates(); err != nil {
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return err
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}
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if err := PurgeOrphanCountries(); err != nil {
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return err
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}
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if err := PurgeOrphanCameras(); err != nil {
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return err
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}
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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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// 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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if err := UnscopedDb().Delete(entity.Duplicate{}, "file_hash IN (SELECT d.file_hash FROM duplicates d LEFT JOIN files f ON d.file_hash = f.file_hash AND f.file_missing = 0 AND f.deleted_at IS NULL WHERE f.file_hash IS NULL)").Error; err == nil {
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return nil
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}
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// MySQL fallback, see https://github.com/photoprism/photoprism/issues/599
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return UnscopedDb().Delete(entity.Duplicate{}, "file_hash IN (SELECT file_hash FROM (SELECT d.file_hash FROM duplicates d LEFT JOIN files f ON d.file_hash = f.file_hash AND f.file_missing = 0 AND f.deleted_at IS NULL WHERE f.file_hash IS NULL) AS tmp)").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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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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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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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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