For WPengine Hosted sites

customizer_class.php

 <?php
if(!class_exists('WPLMS_Customizer_Plugin_Class'))
{   
    class WPLMS_Customizer_Plugin_Class  // We'll use this just to avoid function name conflicts 
    {
            
        public function __construct(){   
            add_filter('wplms_login_widget_action',array($this,'mycustom_login_url'));
        } // END public function __construct
        public function activate(){
            // ADD Custom Code which you want to run when the plugin is activated
        }
        public function deactivate(){
            // ADD Custom Code which you want to run when the plugin is de-activated    
        }
        function mycustom_login_url($login_url){
           $login_url .='?wpe-login=mywpengineinstallname';
           return $login_url;
        }
        // ADD custom Code in clas
        
    } // END class WPLMS_Customizer_Class
} // END if(!class_exists('WPLMS_Customizer_Class'))



?>