photoprism/internal/query/markers.go

109 lines
3.1 KiB
Go

package query
import (
"github.com/photoprism/photoprism/internal/entity"
"github.com/photoprism/photoprism/pkg/txt"
)
// MarkerByID returns a Marker based on the ID.
func MarkerByID(id uint) (marker entity.Marker, err error) {
if err := UnscopedDb().Where("id = ?", id).
First(&marker).Error; err != nil {
return marker, err
}
return marker, nil
}
// Markers finds a list of file markers filtered by type, embeddings, and sorted by id.
func Markers(limit, offset int, markerType string, embeddings, unmatched bool) (result entity.Markers, err error) {
db := Db()
if markerType != "" {
db = db.Where("marker_type = ?", markerType)
}
if embeddings {
db = db.Where("embeddings_json <> ''")
}
if unmatched {
db = db.Where("subject_uid = ''")
}
db = db.Order("id").Limit(limit).Offset(offset)
err = db.Find(&result).Error
return result, err
}
// Embeddings returns existing face embeddings.
func Embeddings(single bool) (result entity.Embeddings, err error) {
var col []string
stmt := Db().
Model(&entity.Marker{}).
Where("marker_type = ?", entity.MarkerFace).
Where("embeddings_json <> ''").
Order("id")
if err := stmt.Pluck("embeddings_json", &col).Error; err != nil {
return result, err
}
for _, embeddingsJson := range col {
if embeddings := entity.UnmarshalEmbeddings(embeddingsJson); len(embeddings) > 0 {
if single {
// Single embedding per face detected.
result = append(result, embeddings[0])
} else {
// Return all embedding otherwise.
result = append(result, embeddings...)
}
}
}
return result, nil
}
// MatchMarkersWithSubjects automatically creates and assigns subjects to markers.
func MatchMarkersWithSubjects() (affected int, err error) {
var markers entity.Markers
if err := Db().
Where("face_id <> '' AND subject_uid = '' AND subject_src = ''").
Where("marker_invalid = 0 AND marker_type = ?", entity.MarkerFace).
Where("marker_name <> ''").
Order("marker_name").
Find(&markers).Error; err != nil {
return affected, err
} else if len(markers) == 0 {
return affected, nil
}
for _, m := range markers {
faceId := m.FaceID
if subj := entity.NewSubject(m.MarkerName, entity.SubjectPerson, entity.SrcMarker); subj == nil {
log.Errorf("faces: subject should not be nil - bug?")
} else if subj = entity.FirstOrCreateSubject(subj); subj == nil {
log.Errorf("faces: failed adding subject %s for marker %d", txt.Quote(m.MarkerName), m.ID)
} else if err := m.Updates(entity.Values{"SubjectUID": subj.SubjectUID, "SubjectSrc": entity.SrcAuto, "FaceID": ""}); err != nil {
return affected, err
} else if err := Db().Model(&entity.Face{}).Where("id = ? AND subject_uid = ''", faceId).Update("SubjectUID", subj.SubjectUID).Error; err != nil {
return affected, err
} else {
affected++
}
}
return affected, nil
}
// ResetFaceMarkerMatches removes people and face matches from face markers.
func ResetFaceMarkerMatches() error {
v := entity.Values{"subject_uid": "", "subject_src": "", "face_id": ""}
return Db().Model(&entity.Marker{}).Where("marker_type = ?", entity.MarkerFace).UpdateColumns(v).Error
}