From 5b581c2ed64fa33469ddf4a74b87943e4ef7b786 Mon Sep 17 00:00:00 2001
From: Clemens Schwaighofer <clemens.schwaighofer@egplusww.com>
Date: Tue, 24 May 2022 13:12:17 +0900
Subject: [PATCH] Fix checkCLI call on false return from php_sapi_name()

---
 www/lib/CoreLibs/Get/System.php | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/www/lib/CoreLibs/Get/System.php b/www/lib/CoreLibs/Get/System.php
index 17865293..d5d0276c 100644
--- a/www/lib/CoreLibs/Get/System.php
+++ b/www/lib/CoreLibs/Get/System.php
@@ -102,7 +102,15 @@ class System
 	 */
 	public static function checkCLI(): bool
 	{
-		return substr(php_sapi_name(), 0, 3) === 'cli' ? true : false;
+		return substr(
+			// if return is false, use empty string
+			(($sapi_name = php_sapi_name()) === false ?
+				'' :
+				$sapi_name
+			),
+			0,
+			3
+		) === 'cli' ? true : false;
 	}
 }