From 45f8155d5fe48e90561f93f70bc0fbb18a8cb7c9 Mon Sep 17 00:00:00 2001
From: Maksim Sukharev <antreesy.web@gmail.com>
Date: Fri, 21 Feb 2025 16:28:51 +0100
Subject: [PATCH] fix: wipe local storages on log out

Signed-off-by: Maksim Sukharev <antreesy.web@gmail.com>

[skip ci]
---
 core/src/utils/xhr-request.js | 20 ++++++++++++++++++++
 core/src/views/Login.vue      |  8 +-------
 2 files changed, 21 insertions(+), 7 deletions(-)

diff --git a/core/src/utils/xhr-request.js b/core/src/utils/xhr-request.js
index 68641ebc0069d..c256313df314b 100644
--- a/core/src/utils/xhr-request.js
+++ b/core/src/utils/xhr-request.js
@@ -5,6 +5,7 @@
 
 import { getCurrentUser } from '@nextcloud/auth'
 import { generateUrl, getRootUrl } from '@nextcloud/router'
+import logger from '../logger.js'
 
 /**
  *
@@ -51,6 +52,7 @@ async function checkLoginStatus() {
 		const { status } = await window.fetch(generateUrl('/apps/files'))
 		if (status === 401) {
 			console.warn('User session was terminated, forwarding to login page.')
+			await wipeBrowserStorages()
 			window.location = generateUrl('/login?redirect_url={url}', {
 				url: window.location.pathname + window.location.search + window.location.hash,
 			})
@@ -62,6 +64,24 @@ async function checkLoginStatus() {
 	}
 }
 
+/**
+ * Clear all Browser storages connected to current origin.
+ * @returns {Promise<void>}
+ */
+export async function wipeBrowserStorages() {
+	try {
+		window.localStorage.clear()
+		window.sessionStorage.clear()
+		const indexedDBList = await window.indexedDB.databases()
+		for (const indexedDB of indexedDBList) {
+			await window.indexedDB.deleteDatabase(indexedDB.name)
+		}
+		logger.debug('Browser storages cleared')
+	} catch (error) {
+		logger.error('Could not clear browser storages', { error })
+	}
+}
+
 /**
  * Intercept XMLHttpRequest and fetch API calls to add X-Requested-With header
  *
diff --git a/core/src/views/Login.vue b/core/src/views/Login.vue
index d6c88d607ad78..b01e16408d2f2 100644
--- a/core/src/views/Login.vue
+++ b/core/src/views/Login.vue
@@ -116,13 +116,7 @@ import NcNoteCard from '@nextcloud/vue/dist/Components/NcNoteCard.js'
 
 const query = queryString.parse(location.search)
 if (query.clear === '1') {
-	try {
-		window.localStorage.clear()
-		window.sessionStorage.clear()
-		console.debug('Browser storage cleared')
-	} catch (e) {
-		console.error('Could not clear browser storage', e)
-	}
+	wipeBrowserStorages()
 }
 
 export default {