1 files changed, 33 insertions, 0 deletions
diff --git a/apps/files_versions/lib/Versions/IVersionsImporterBackend.php b/apps/files_versions/lib/Versions/IVersionsImporterBackend.php
new file mode 100644
index 00000000000..db9349328e9
--- /dev/null
+++ b/apps/files_versions/lib/Versions/IVersionsImporterBackend.php
@@ -0,0 +1,33 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2024 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+namespace OCA\Files_Versions\Versions;
+
+use OCP\Files\Node;
+use OCP\IUser;
+
+/**
+ * @since 29.0.0
+ */
+interface IVersionsImporterBackend {
+	/**
+	 * Import the given versions for the target file.
+	 *
+	 * @param Node $source - The source might not exist anymore.
+	 * @param IVersion[] $versions
+	 * @since 29.0.0
+	 */
+	public function importVersionsForFile(IUser $user, Node $source, Node $target, array $versions): void;
+
+	/**
+	 * Clear all versions for a file
+	 *
+	 * @since 29.0.0
+	 */
+	public function clearVersionsForFile(IUser $user, Node $source, Node $target): void;
+}