package entity import ( "fmt" "strings" "time" "github.com/gosimple/slug" "github.com/jinzhu/gorm" "github.com/photoprism/photoprism/pkg/rnd" ) // An image or sidecar file that belongs to a photo type File struct { ID uint `gorm:"primary_key"` Photo *Photo PhotoID uint `gorm:"index;"` PhotoUUID string `gorm:"type:varbinary(36);index;"` FileUUID string `gorm:"type:varbinary(36);unique_index;"` FileName string `gorm:"type:varbinary(600);unique_index"` FileHash string `gorm:"type:varbinary(128);unique_index"` FileOriginalName string FileType string `gorm:"type:varbinary(32)"` FileMime string `gorm:"type:varbinary(64)"` FilePrimary bool FileSidecar bool FileVideo bool FileMissing bool FileDuplicate bool FilePortrait bool FileWidth int FileHeight int FileOrientation int FileAspectRatio float64 FileMainColor string `gorm:"type:varbinary(16);index;"` FileColors string `gorm:"type:binary(9);"` FileLuminance string `gorm:"type:binary(9);"` FileChroma uint FileNotes string `gorm:"type:text"` CreatedAt time.Time CreatedIn int64 UpdatedAt time.Time UpdatedIn int64 DeletedAt *time.Time `sql:"index"` } func FindFileByHash(db *gorm.DB, fileHash string) (File, error) { var file File q := db.Unscoped().First(&file, "file_hash = ?", fileHash) return file, q.Error } func (m *File) BeforeCreate(scope *gorm.Scope) error { return scope.SetColumn("FileUUID", rnd.PPID('f')) } func (m *File) DownloadFileName() string { if m.Photo == nil { return fmt.Sprintf("%s.%s", m.FileHash, m.FileType) } var name string if m.Photo.PhotoTitle != "" { name = strings.Title(slug.MakeLang(m.Photo.PhotoTitle, "en")) } else { name = m.PhotoUUID } taken := m.Photo.TakenAt.Format("20060102-150405") result := fmt.Sprintf("%s-%s.%s", taken, name, m.FileType) return result }