fix: check if constants are defined (#3626)

kaeizen · web-flow · commit 1e56ba3a4779 · 2025-10-13T14:35:34.000+08:00
diff --git a/plugin.php b/plugin.php
@@ -26,7 +26,8 @@ function stackable_multiple_plugins_check() {
 	}
 }
 
-if ( defined('STACKABLE_FILE') && STACKABLE_FILE !== __FILE__ && ! isset( $GLOBALS['OTHER_STACKABLE_FILE'] ) ) {
+if ( defined('STACKABLE_FILE') && STACKABLE_FILE !== __FILE__ && ! isset( $GLOBALS['OTHER_STACKABLE_FILE'] ) &&
+	defined( 'STACKABLE_BUILD' ) && defined( 'STACKABLE_VERSION' ) ) {
 	// Get relative file path of the other Stackable version.
 	$GLOBALS['OTHER_STACKABLE_FILE'] = plugin_basename( STACKABLE_FILE );
 

Original file line number	Diff line number	Diff line change
`@@ -26,7 +26,8 @@ function stackable_multiple_plugins_check() {`
`26`	`26`	`}`
`27`	`27`	`}`
`28`	`28`
`29`		`-if ( defined('STACKABLE_FILE') && STACKABLE_FILE !== __FILE__ && ! isset( $GLOBALS['OTHER_STACKABLE_FILE'] ) ) {`
	`29`	`+if ( defined('STACKABLE_FILE') && STACKABLE_FILE !== __FILE__ && ! isset( $GLOBALS['OTHER_STACKABLE_FILE'] ) &&`
	`30`	`+ defined( 'STACKABLE_BUILD' ) && defined( 'STACKABLE_VERSION' ) ) {`
`30`	`31`	`// Get relative file path of the other Stackable version.`
`31`	`32`	`$GLOBALS['OTHER_STACKABLE_FILE'] = plugin_basename( STACKABLE_FILE );`
`32`	`33`