photoprism/internal/entity/photo_user.go

package entity

import "github.com/photoprism/photoprism/internal/event"

// PhotoUser represents the user and group ownership of a Photo and the corresponding permissions.
type PhotoUser struct {
	UID     string `gorm:"type:VARBINARY(42);primary_key;auto_increment:false" json:"UID" yaml:"UID"`
	UserUID string `gorm:"type:VARBINARY(42);primary_key;auto_increment:false;index" json:"UserUID,omitempty" yaml:"UserUID,omitempty"`
	TeamUID string `gorm:"type:VARBINARY(42);index" json:"TeamUID,omitempty" yaml:"TeamUID,omitempty"`
	Perm    uint   `json:"Perm,omitempty" yaml:"Perm,omitempty"`
}

// TableName returns the database table name.
func (PhotoUser) TableName() string {
	return "photos_users"
}

// NewPhotoUser creates a new entity model.
func NewPhotoUser(uid, userUid, teamUid string, perm uint) *PhotoUser {
	result := &PhotoUser{
		UID:     uid,
		UserUID: userUid,
		TeamUID: teamUid,
		Perm:    perm,
	}

	return result
}

// Create inserts a new record into the database.
func (m *PhotoUser) Create() error {
	return Db().Create(m).Error
}

// Save updates the record in the database or inserts a new record if it does not already exist.
func (m *PhotoUser) Save() error {
	return Db().Save(m).Error
}

// FirstOrCreatePhotoUser returns the existing record or inserts a new record if it does not already exist.
func FirstOrCreatePhotoUser(m *PhotoUser) *PhotoUser {
	found := PhotoUser{}

	if err := Db().Where("uid = ?", m.UID).First(&found).Error; err == nil {
		return &found
	} else if err = m.Create(); err != nil {
		event.AuditErr([]string{"photo %s", "failed to set owner and permissions", "%s"}, m.UID, err)
		return nil
	}

	return m
}