Merge pull request #47870 from nextcloud/backport/47834/stable28

Author: skjnldsv

lib/private/App/AppStore/Fetcher/AppFetcher.php

@@ -181,10 +181,17 @@ public function setVersion(string $version, string $fileName = 'apps.json', bool
 		$this->ignoreMaxVersion = $ignoreMaxVersion;
 	}
 
-
-	public function get($allowUnstable = false) {
+	public function get($allowUnstable = false): array {
 		$allowPreReleases = $allowUnstable || $this->getChannel() === 'beta' || $this->getChannel() === 'daily' || $this->getChannel() === 'git';
 
+		$appStoreEnabled = $this->config->getSystemValueBool('appstoreenabled', true);
+		$internetAvailable = $this->config->getSystemValueBool('has_internet_connection', true);
+
+		if (!$appStoreEnabled || !$internetAvailable) {
+			$this->logger->info('AppStore is disabled or this instance has no Internet connection', ['app' => 'appstoreFetcher']);
+			return [];
+		}
+
 		$apps = parent::get($allowPreReleases);
 		if (empty($apps)) {
 			$this->logger->warning('Could not get apps from the appstore', ['app' => 'appstoreFetcher']);