photoprism/internal/query/photo.go
2021-09-30 15:50:10 +02:00

144 lines
4.1 KiB
Go

package query
import (
"time"
"github.com/jinzhu/gorm"
"github.com/photoprism/photoprism/internal/entity"
)
// PhotoByID returns a Photo based on the ID.
func PhotoByID(photoID uint64) (photo entity.Photo, err error) {
if err := UnscopedDb().Where("id = ?", photoID).
Preload("Labels", func(db *gorm.DB) *gorm.DB {
return db.Order("photos_labels.uncertainty ASC, photos_labels.label_id DESC")
}).
Preload("Labels.Label").
Preload("Camera").
Preload("Lens").
Preload("Details").
Preload("Place").
Preload("Cell").
Preload("Cell.Place").
First(&photo).Error; err != nil {
return photo, err
}
return photo, nil
}
// PhotoByUID returns a Photo based on the UID.
func PhotoByUID(photoUID string) (photo entity.Photo, err error) {
if err := UnscopedDb().Where("photo_uid = ?", photoUID).
Preload("Labels", func(db *gorm.DB) *gorm.DB {
return db.Order("photos_labels.uncertainty ASC, photos_labels.label_id DESC")
}).
Preload("Labels.Label").
Preload("Camera").
Preload("Lens").
Preload("Details").
Preload("Place").
Preload("Cell").
Preload("Cell.Place").
First(&photo).Error; err != nil {
return photo, err
}
return photo, nil
}
// PhotoPreloadByUID returns a Photo based on the UID with all dependencies preloaded.
func PhotoPreloadByUID(photoUID string) (photo entity.Photo, err error) {
if err := UnscopedDb().Where("photo_uid = ?", photoUID).
Preload("Labels", func(db *gorm.DB) *gorm.DB {
return db.Order("photos_labels.uncertainty ASC, photos_labels.label_id DESC")
}).
Preload("Labels.Label").
Preload("Camera").
Preload("Lens").
Preload("Details").
Preload("Place").
Preload("Cell").
Preload("Cell.Place").
First(&photo).Error; err != nil {
return photo, err
}
photo.PreloadMany()
return photo, nil
}
// PhotosMissing returns photo entities without existing files.
func PhotosMissing(limit int, offset int) (entities entity.Photos, err error) {
err = Db().
Select("photos.*").
Where("id NOT IN (SELECT photo_id FROM files WHERE file_missing = 0 AND file_root = '/' AND deleted_at IS NULL)").
Where("photos.photo_type <> ?", entity.TypeText).
Group("photos.id").
Limit(limit).Offset(offset).Find(&entities).Error
return entities, err
}
// ResetPhotoQuality sets photo quality scores to -1 if files are missing.
func ResetPhotoQuality() error {
return Db().Table("photos").
Where("id NOT IN (SELECT photo_id FROM files WHERE file_primary = 1 AND file_missing = 0 AND deleted_at IS NULL)").
Update("photo_quality", -1).Error
}
// PhotosCheck returns photos selected for maintenance.
func PhotosCheck(limit, offset int, delay time.Duration) (entities entity.Photos, err error) {
err = Db().
Preload("Labels", func(db *gorm.DB) *gorm.DB {
return db.Order("photos_labels.uncertainty ASC, photos_labels.label_id DESC")
}).
Preload("Labels.Label").
Preload("Camera").
Preload("Lens").
Preload("Details").
Preload("Place").
Preload("Cell").
Preload("Cell.Place").
Where("checked_at IS NULL OR checked_at < ?", time.Now().Add(-1*time.Hour*24*3)).
Where("updated_at < ? OR (cell_id = 'zz' AND photo_lat <> 0)", time.Now().Add(-1*delay)).
Order("photos.ID ASC").Limit(limit).Offset(offset).Find(&entities).Error
return entities, err
}
// OrphanPhotos finds orphan index entries that may be removed.
func OrphanPhotos() (photos entity.Photos, err error) {
err = UnscopedDb().
Raw(`SELECT * FROM photos WHERE
deleted_at IS NOT NULL
AND photo_quality = -1
AND id NOT IN (SELECT photo_id FROM files WHERE files.deleted_at IS NULL)`).
Find(&photos).Error
return photos, err
}
// FixPrimaries tries to set a primary file for photos that have none.
func FixPrimaries() error {
var photos entity.Photos
if err := UnscopedDb().
Raw(`SELECT * FROM photos WHERE
deleted_at IS NULL
AND id NOT IN (SELECT photo_id FROM files WHERE file_primary = 1)`).
Find(&photos).Error; err != nil {
return err
}
for _, p := range photos {
log.Debugf("photo: finding new primary for %s", p.PhotoUID)
if err := p.SetPrimary(""); err != nil {
log.Infof("photo: %s", err)
}
}
return nil
}