Version 5.0.6

applications/nexus/sources/Gateway/Stripe/Stripe.php

@@ -55,6 +55,7 @@ use function in_array;
 use function intval;
 use function is_numeric;
 use function is_string;
+use function str_starts_with;
 use function strlen;
 use const IPS\CIC;
 use const IPS\LONG_REQUEST_TIMEOUT;
@@ -89,6 +90,19 @@ class Stripe extends Gateway
 	{
 		$settings = json_decode( $this->settings, TRUE );
 
+		/* Check if we are using test or live keys */
+		if( \IPS\NEXUS_TEST_GATEWAYS )
+		{
+			if( !str_starts_with( $settings['secret_key'], 'sk_test_' ) or !str_starts_with( $settings['publishable_key'], 'pk_test_' ) )
+			{
+				return false;
+			}
+		}
+		elseif( !str_starts_with( $settings['secret_key'], 'sk_live_' ) or !str_starts_with( $settings['publishable_key'], 'pk_live_' ) )
+		{
+			return false;
+		}
+
 		/* Stripe has a minimum transaction fee. This is based on the businesses currency, but as we don't know what the transaction rate is
 			we'll do this check only in the transactions we know - anything else will be rejected when the user tries to pay */
 		switch ( $amount->currency )