package workers import ( "fmt" "path" "path/filepath" "github.com/photoprism/photoprism/internal/config" "github.com/photoprism/photoprism/internal/entity" "github.com/photoprism/photoprism/internal/event" "github.com/photoprism/photoprism/internal/form" "github.com/photoprism/photoprism/internal/mutex" "github.com/photoprism/photoprism/internal/query" "github.com/photoprism/photoprism/internal/remote" "github.com/photoprism/photoprism/internal/remote/webdav" "github.com/photoprism/photoprism/internal/thumb" ) // Share represents a share worker. type Share struct { conf *config.Config } // NewShare returns a new share worker. func NewShare(conf *config.Config) *Share { return &Share{conf: conf} } // logError logs an error message if err is not nil. func (worker *Share) logError(err error) { if err != nil { log.Errorf("share: %s", err.Error()) } } // Start starts the share worker. func (worker *Share) Start() (err error) { if err := mutex.ShareWorker.Start(); err != nil { event.Error(fmt.Sprintf("share: %s", err.Error())) return err } defer mutex.ShareWorker.Stop() f := form.AccountSearch{ Share: true, } // Find accounts for which sharing is enabled accounts, err := query.AccountSearch(f) // Upload newly shared files for _, a := range accounts { if mutex.ShareWorker.Canceled() { return nil } if a.AccType != remote.ServiceWebDAV { continue } files, err := query.FileShares(a.ID, entity.FileShareNew) if err != nil { worker.logError(err) continue } if len(files) == 0 { // No files to upload for this account continue } client := webdav.New(a.AccURL, a.AccUser, a.AccPass) existingDirs := make(map[string]string) for _, file := range files { if mutex.ShareWorker.Canceled() { return nil } dir := filepath.Dir(file.RemoteName) if _, ok := existingDirs[dir]; !ok { if err := client.CreateDir(dir); err != nil { log.Errorf("share: could not create folder %s", dir) continue } } srcFileName := path.Join(worker.conf.OriginalsPath(), file.File.FileName) if a.ShareSize != "" { thumbType, ok := thumb.Types[a.ShareSize] if !ok { log.Errorf("share: invalid size %s", a.ShareSize) continue } srcFileName, err = thumb.FromFile(srcFileName, file.File.FileHash, worker.conf.ThumbPath(), thumbType.Width, thumbType.Height, thumbType.Options...) if err != nil { worker.logError(err) continue } } if err := client.Upload(srcFileName, file.RemoteName); err != nil { worker.logError(err) file.Errors++ file.Error = err.Error() } else { log.Infof("share: uploaded %s to %s", file.RemoteName, a.AccName) file.Errors = 0 file.Error = "" file.Status = entity.FileShareShared } if a.RetryLimit >= 0 && file.Errors > a.RetryLimit { file.Status = entity.FileShareError } if mutex.ShareWorker.Canceled() { return nil } worker.logError(entity.Db().Save(&file).Error) } } // Remove previously shared files if expired for _, a := range accounts { if mutex.ShareWorker.Canceled() { return nil } if a.AccType != remote.ServiceWebDAV { continue } files, err := query.ExpiredFileShares(a) if err != nil { worker.logError(err) continue } if len(files) == 0 { // No files to remove for this account continue } client := webdav.New(a.AccURL, a.AccUser, a.AccPass) for _, file := range files { if mutex.ShareWorker.Canceled() { return nil } if err := client.Delete(file.RemoteName); err != nil { file.Errors++ file.Error = err.Error() } else { log.Infof("share: removed %s from %s", file.RemoteName, a.AccName) file.Errors = 0 file.Error = "" file.Status = entity.FileShareRemoved } if err := entity.Db().Save(&file).Error; err != nil { worker.logError(err) } } } return err }