Add Eventlistner to js define for later access by ipl/web behaviors

Author: sukhwinder33445

library/Icinga/Web/JavaScript.php

@@ -238,8 +238,9 @@ public static function optimizeDefine($js, $filePath, $basePath, $packageName)
         try {
             $dependencies = $match[2] ? Json::decode($match[2]) : [];
             foreach ($dependencies as &$dependencyName) {
-                if ($dependencyName === 'exports') {
+                if ($dependencyName === 'exports' || str_starts_with($dependencyName, 'icinga/legacy-app/')) {
                     // exports is a special keyword and doesn't need optimization
+                    // 'app/legacy-app/...' is a self-defined path and doesn’t need optimization either.
                     continue;
                 }
 

public/js/icinga/eventlistener.js

@@ -75,4 +75,6 @@
 
     Icinga.EventListener = EventListener;
 
+    define("icinga/legacy-app/EventListener", [], () => EventListener)
+
 }) (Icinga, jQuery);