+Datenexport

helpers/exports/cleanup.go

@@ -0,0 +1,67 @@
+package exports
+
+import (
+	"os"
+	"path/filepath"
+	"sync"
+	"time"
+
+	"github.com/Theodor-Springmann-Stiftung/musenalm/dbmodels"
+	"github.com/pocketbase/dbx"
+	"github.com/pocketbase/pocketbase/core"
+	"github.com/pocketbase/pocketbase/tools/types"
+)
+
+var cleanupOnce sync.Once
+
+func StartCleanup(app core.App, interval time.Duration) {
+	if interval <= 0 {
+		interval = 12 * time.Hour
+	}
+
+	cleanupOnce.Do(func() {
+		go func() {
+			CleanupExpired(app)
+			ticker := time.NewTicker(interval)
+			defer ticker.Stop()
+			for range ticker.C {
+				CleanupExpired(app)
+			}
+		}()
+	})
+}
+
+func CleanupExpired(app core.App) {
+	now := types.NowDateTime()
+	records := []*core.Record{}
+	err := app.RecordQuery(dbmodels.EXPORTS_TABLE).
+		Where(dbx.NewExp(dbmodels.EXPORT_EXPIRES_FIELD+" <= {:now}", dbx.Params{"now": now})).
+		All(&records)
+	if err != nil {
+		app.Logger().Error("Export cleanup query failed", "error", err)
+		return
+	}
+
+	if len(records) == 0 {
+		return
+	}
+
+	exportDir, err := ExportDir(app)
+	if err != nil {
+		app.Logger().Error("Export cleanup dir failed", "error", err)
+		return
+	}
+
+	for _, record := range records {
+		filename := record.GetString(dbmodels.EXPORT_FILENAME_FIELD)
+		if filename == "" {
+			filename = record.Id + ".xml"
+		}
+		filename = filepath.Base(filename)
+		_ = os.Remove(filepath.Join(exportDir, filename))
+		_ = os.Remove(filepath.Join(exportDir, filename+".tmp"))
+		if err := app.Delete(record); err != nil {
+			app.Logger().Error("Export cleanup delete failed", "error", err, "export_id", record.Id)
+		}
+	}
+}