Refactor db package and remove unnecessary DumpTables (#32930)

models/db/engine_dump.go

@@ -0,0 +1,33 @@
+// Copyright 2024 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package db
+
+import "xorm.io/xorm/schemas"
+
+// DumpDatabase dumps all data from database according the special database SQL syntax to file system.
+func DumpDatabase(filePath, dbType string) error {
+	var tbs []*schemas.Table
+	for _, t := range registeredModels {
+		t, err := xormEngine.TableInfo(t)
+		if err != nil {
+			return err
+		}
+		tbs = append(tbs, t)
+	}
+
+	type Version struct {
+		ID      int64 `xorm:"pk autoincr"`
+		Version int64
+	}
+	t, err := xormEngine.TableInfo(&Version{})
+	if err != nil {
+		return err
+	}
+	tbs = append(tbs, t)
+
+	if dbType != "" {
+		return xormEngine.DumpTablesToFile(tbs, filePath, schemas.DBType(dbType))
+	}
+	return xormEngine.DumpTablesToFile(tbs, filePath)
+}