From 810ca9105ca7b25c98d7bc265dfb4c8e37b9b8e8 Mon Sep 17 00:00:00 2001
From: Bjoern Schiessle <schiessle@owncloud.com>
Date: Thu, 26 Mar 2015 09:24:28 +0100
Subject: [PATCH] implement rename and delete of encryption keys

---
 lib/private/encryption/keys/storage.php       | 34 +++++++++++++++++++
 .../files/storage/wrapper/encryption.php      |  1 +
 2 files changed, 35 insertions(+)

diff --git a/lib/private/encryption/keys/storage.php b/lib/private/encryption/keys/storage.php
index 8f1822ca492..c8afcbbd213 100644
--- a/lib/private/encryption/keys/storage.php
+++ b/lib/private/encryption/keys/storage.php
@@ -161,6 +161,17 @@ class Storage implements \OCP\Encryption\Keys\IStorage {
 		return $this->view->unlink($keyDir . $keyId);
 	}
 
+	/**
+	 * delete all file keys for a given file
+	 *
+	 * @param string $path to the file
+	 * @return boolean
+	 */
+	public function deleteAllFileKeys($path) {
+		$keyDir = $this->getFileKeyDir($path);
+		return $this->view->deleteAll(dirname($keyDir));
+	}
+
 	/**
 	 * delete system-wide encryption keys not related to a specific user,
 	 * e.g something like a key for public link shares
@@ -264,6 +275,29 @@ class Storage implements \OCP\Encryption\Keys\IStorage {
 		return \OC\Files\Filesystem::normalizePath($keyPath . $this->encryptionModuleId . '/', false);
 	}
 
+	/**
+	 * move keys if a file was renamed
+	 *
+	 * @param string $source
+	 * @param string $target
+	 * @param string $owner
+	 * @param bool $systemWide
+	 */
+	public function renameKeys($source, $target, $owner, $systemWide) {
+		if ($systemWide) {
+			$sourcePath = $this->keys_base_dir . $source . '/';
+			$targetPath = $this->keys_base_dir . $target . '/';
+		} else {
+			$sourcePath = '/' . $owner . $this->keys_base_dir . $source . '/';
+			$targetPath = '/' . $owner . $this->keys_base_dir . $target . '/';
+		}
+
+		if ($this->view->file_exists($sourcePath)) {
+			$this->keySetPreparation(dirname($targetPath));
+			$this->view->rename($sourcePath, $targetPath);
+		}
+	}
+
 	/**
 	 * Make preparations to filesystem for saving a keyfile
 	 *
diff --git a/lib/private/files/storage/wrapper/encryption.php b/lib/private/files/storage/wrapper/encryption.php
index 0e70c99c8d7..2a5b9926f68 100644
--- a/lib/private/files/storage/wrapper/encryption.php
+++ b/lib/private/files/storage/wrapper/encryption.php
@@ -62,6 +62,7 @@ class Encryption extends Wrapper {
 
 		$this->mountPoint = $parameters['mountPoint'];
 		$this->encryptionManager = $encryptionManager;
+		$this->keyStorage = $keyStorage;
 		$this->util = $util;
 		$this->logger = $logger;
 		$this->uid = $uid;
-- 
2.39.5