fix(encryption): Add the script to test encryption status only on logged in pages

Signed-off-by: Côme Chilliet <come.chilliet@nextcloud.com>

Author: come-nc

apps/encryption/composer/composer/autoload_classmap.php

@@ -27,6 +27,7 @@
     'OCA\\Encryption\\Exceptions\\PrivateKeyMissingException' => $baseDir . '/../lib/Exceptions/PrivateKeyMissingException.php',
     'OCA\\Encryption\\Exceptions\\PublicKeyMissingException' => $baseDir . '/../lib/Exceptions/PublicKeyMissingException.php',
     'OCA\\Encryption\\KeyManager' => $baseDir . '/../lib/KeyManager.php',
+    'OCA\\Encryption\\Listeners\\BeforeTemplateRenderedListener' => $baseDir . '/../lib/Listeners/BeforeTemplateRenderedListener.php',
     'OCA\\Encryption\\Listeners\\UserEventsListener' => $baseDir . '/../lib/Listeners/UserEventsListener.php',
     'OCA\\Encryption\\Migration\\SetMasterKeyStatus' => $baseDir . '/../lib/Migration/SetMasterKeyStatus.php',
     'OCA\\Encryption\\Recovery' => $baseDir . '/../lib/Recovery.php',

apps/encryption/composer/composer/autoload_static.php

@@ -42,6 +42,7 @@ class ComposerStaticInitEncryption
         'OCA\\Encryption\\Exceptions\\PrivateKeyMissingException' => __DIR__ . '/..' . '/../lib/Exceptions/PrivateKeyMissingException.php',
         'OCA\\Encryption\\Exceptions\\PublicKeyMissingException' => __DIR__ . '/..' . '/../lib/Exceptions/PublicKeyMissingException.php',
         'OCA\\Encryption\\KeyManager' => __DIR__ . '/..' . '/../lib/KeyManager.php',
+        'OCA\\Encryption\\Listeners\\BeforeTemplateRenderedListener' => __DIR__ . '/..' . '/../lib/Listeners/BeforeTemplateRenderedListener.php',
         'OCA\\Encryption\\Listeners\\UserEventsListener' => __DIR__ . '/..' . '/../lib/Listeners/UserEventsListener.php',
         'OCA\\Encryption\\Migration\\SetMasterKeyStatus' => __DIR__ . '/..' . '/../lib/Migration/SetMasterKeyStatus.php',
         'OCA\\Encryption\\Recovery' => __DIR__ . '/..' . '/../lib/Recovery.php',

apps/encryption/lib/AppInfo/Application.php

@@ -14,6 +14,7 @@
 use OCA\Encryption\Crypto\EncryptAll;
 use OCA\Encryption\Crypto\Encryption;
 use OCA\Encryption\KeyManager;
+use OCA\Encryption\Listeners\BeforeTemplateRenderedListener;
 use OCA\Encryption\Listeners\UserEventsListener;
 use OCA\Encryption\Session;
 use OCA\Encryption\Users\Setup;
@@ -22,6 +23,7 @@
 use OCP\AppFramework\Bootstrap\IBootContext;
 use OCP\AppFramework\Bootstrap\IBootstrap;
 use OCP\AppFramework\Bootstrap\IRegistrationContext;
+use OCP\AppFramework\Http\Events\BeforeTemplateRenderedEvent;
 use OCP\Encryption\IManager;
 use OCP\EventDispatcher\IEventDispatcher;
 use OCP\IConfig;
@@ -47,8 +49,6 @@ public function register(IRegistrationContext $context): void {
 	}
 
 	public function boot(IBootContext $context): void {
-		\OCP\Util::addScript(self::APP_ID, 'encryption');
-
 		$context->injectFn(function (IManager $encryptionManager) use ($context): void {
 			if (!($encryptionManager instanceof \OC\Encryption\Manager)) {
 				return;
@@ -89,6 +89,7 @@ public function registerEventListeners(
 		}
 
 		// No maintenance so register all events
+		$eventDispatcher->addServiceListener(BeforeTemplateRenderedEvent::class, BeforeTemplateRenderedListener::class);
 		$eventDispatcher->addServiceListener(UserLoggedInEvent::class, UserEventsListener::class);
 		$eventDispatcher->addServiceListener(UserLoggedInWithCookieEvent::class, UserEventsListener::class);
 		$eventDispatcher->addServiceListener(UserLoggedOutEvent::class, UserEventsListener::class);

apps/encryption/lib/Listeners/BeforeTemplateRenderedListener.php

@@ -0,0 +1,34 @@
+<?php
+
+declare(strict_types=1);
+
+/**
+ * SPDX-FileCopyrightText: 2025 Nextcloud GmbH and Nextcloud contributors
+ * SPDX-License-Identifier: AGPL-3.0-or-later
+ */
+
+namespace OCA\Encryption\Listeners;
+
+use OCA\Encryption\AppInfo\Application;
+use OCP\AppFramework\Http\Events\BeforeTemplateRenderedEvent;
+use OCP\AppFramework\Http\TemplateResponse;
+use OCP\EventDispatcher\Event;
+use OCP\EventDispatcher\IEventListener;
+use OCP\Util;
+
+/** @template-implements IEventListener<BeforeTemplateRenderedEvent> */
+class BeforeTemplateRenderedListener implements IEventListener {
+	public function handle(Event $event): void {
+		if (!($event instanceof BeforeTemplateRenderedEvent)) {
+			// Unrelated
+			return;
+		}
+
+		if ($event->getResponse()->getRenderAs() !== TemplateResponse::RENDER_AS_USER) {
+			// Do not test encryption status on public or login pages
+			return;
+		}
+
+		Util::addScript(Application::APP_ID, 'encryption');
+	}
+}