nativa1

Working fine in php 8.0 and php 8.1

I paste here a few lines

dcwp_jquery_accordion.php

<?php 

global $registered_skins;

class dc_jqaccordion {

	function __construct(){
		global $registered_skins;
	
		if(!is_admin()){
		
			// Header styles
			add_action( 'init', array('dc_jqaccordion', 'header') );
			//call_user_func_array('init', array($this, 'header') );
			
		    //add_action( 'init', 'dc_jqaccordion', 'header' );
			
			// Shortcodes
			add_shortcode( 'dcwp-jquery-accordion', 'dcwp_dc_jqaccordion_shortcode' );
		}
		add_action( 'wp_footer', array('dc_jqaccordion', 'footer') );
		//call_user_func_array('wp_footer', array($this, 'footer') );
		
		$registered_skins = array();
	}
    
	
	public static function header(){
		
		// Scripts
		wp_enqueue_script( 'jquery' );
		wp_enqueue_script( 'jqueryhoverintent', dc_jqaccordion::get_plugin_directory() . '/js/jquery.hoverIntent.minified.js', array('jquery') );
		wp_enqueue_script( 'jquerycookie', dc_jqaccordion::get_plugin_directory() . '/js/jquery.cookie.js', array('jquery') );
		wp_enqueue_script( 'dcjqaccordion', dc_jqaccordion::get_plugin_directory() . '/js/jquery.dcjqaccordion.2.9.js', array('jquery') );
	}
	
	public static function footer(){
		//echo "\n\t";
	}
	
	public static function options(){}

	public static function get_plugin_directory(){
		return WP_PLUGIN_URL . '/jquery-vertical-accordion-menu';	
	}

};

// Include the widget
include_once('dcwp_jquery_accordion_widget.php');

// Initialize the plugin.
$dcjqaccordion = new dc_jqaccordion();

// Register the widget
//add_action('widgets_init', create_function('', 'return register_widget("dc_jqaccordion_widget");'));

//add_action( 'widgets_init', function() { register_widget( "dc_jqaccordion_widget" ); } );

function your_function_name_to_register() {
	return register_widget("dc_jqaccordion_widget");
}
add_action( 'widgets_init', 'your_function_name_to_register', 10, 1);

/*
function load_widget() {
    register_widget( 'dc_jqaccordion_widget' );
}
add_action( 'widgets_init', __NAMESPACE__ . '\\load_widget' );
*/

/**
* Create a menu shortcode
*/

dcwp_jquery_accordion_widget.php

<?php 

class dc_jqaccordion_widget extends WP_Widget {
    /** constructor */
	function __construct() {
    //function dc_jqaccordion_widget() {
	
		$name =			'jQuery Accordion Menu';
		$desc = 		'Vertical Accordion From Custom Menus';
		$id_base = 		'dc_jqaccordion_widget';
		$widget_base =  'dc_jqaccordion_widget_item';
		$css_class = 	'';
		$alt_option = 	'widget_dcjq_accordion_navigation'; 

		$widget_ops = array(
			'classname' => $css_class,
			'description' => __( $desc, 'dcjq-accordion' ),
		);
		parent::WP_Widget( 'nav_menu', __('Custom Menu'), $widget_ops );
		//parent::__construct( 'nav_menu', __('Custom Menu'), $widget_ops );

		$this->WP_Widget($id_base, __($name, 'dcjqaccordion'), $widget_ops);
		$this->alt_option_name = $alt_option;
		
		add_action( 'wp_head', array(&$this, 'styles'), 10, 1 );	
		add_action( 'wp_footer', array(&$this, 'footer'), 10, 1 );	

		$this->defaults = array(
			'title' => '',
			'event' => 'click',
			'hoverDelay' => '300',
			'menuClose' => 'on',
			'autoClose' => 'on',
			'saveState' => 'on',
			'autoExpand' => 'off',
			'showCount' => 'off',
			'speed' => 'slow',
			'disableLink' => 'on',
			'classDisable' => 'on',
			'classMenu' => '',
			'skin' => 'demo.css'
		);
    }