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<?php
/**
* Menu Icon Class.
*
* @author ClimaxThemes
* @package Kata Plus
* @since 1.0.0
*/
// Don't load directly.
if ( ! defined( 'ABSPATH' ) ) {
exit;
}
if ( ! class_exists( 'Kata_Plus_Menu_Icon' ) ) {
class Kata_Plus_Menu_Icon {
/**
* Instance of this class.
*
* @since 1.0.0
* @access public
* @var Kata_Plus_Menu_Icon
*/
public static $instance;
/**
* Provides access to a single instance of a module using the singleton pattern.
*
* @since 1.0.0
* @return object
*/
public static function get_instance() {
if ( self::$instance === null ) {
self::$instance = new self();
}
return self::$instance;
}
/**
* Constructor.
*
* @since 1.0.0
*/
public function __construct() {
$this->filters();
$this->actions();
$this->dependencies();
}
/**
* Add filters.
*
* @since 1.0.0
*/
public function filters() {
// Add menu icon field to menu
add_filter( 'wp_setup_nav_menu_item', array( $this, 'add_menu_icon_field' ) );
// Edit menu walker
add_filter( 'wp_edit_nav_menu_walker', array( $this, 'edit_walker' ), 10, 2 );
}
/**
* Add actions.
*
* @since 1.0.0
*/
public function actions() {
// Save menu icon field
add_action( 'wp_update_nav_menu_item', array( $this, 'update_menu_icon_field' ), 10, 3 );
// Enqueue styles
add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_styles' ) );
add_action( 'admin_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
}
/**
* Load dependencies.
*
* @since 1.0.0
*/
public function dependencies() {
if ( class_exists( 'Elementor\Plugin' ) && class_exists( 'Kata_Plus_Elementor' ) ) {
Kata_Plus_Autoloader::load( Kata_Plus_Elementor::$dir . 'controls/icon-control', 'icons' );
}
Kata_Plus_Autoloader::load( Kata_Plus_Menu::$dir . 'inc/menu-icon', 'edit_custom_walker' );
}
/**
* Add custom fields to $item nav object in order to be used in custom Walker.
*
* @access public
* @since 1.0.0
*/
function add_menu_icon_field( $menu_item ) {
$menu_item->icon = get_post_meta( $menu_item->ID, '_menu_item_icon', true );
return $menu_item;
}
/**
* Save menu custom fields
*
* @access public
* @since 1.0.0
*/
function update_menu_icon_field( $menu_id, $menu_item_db_id, $args ) {
// Check if element is properly sent
if ( isset( $_REQUEST['menu-item-icon'] ) && is_array( $_REQUEST['menu-item-icon'] ) ) {
$subtitle_value = $_REQUEST['menu-item-icon'][ $menu_item_db_id ];
update_post_meta( $menu_item_db_id, '_menu_item_icon', $subtitle_value );
}
}
/**
* Define new Walker edit
*
* @access public
* @since 1.0
* @return void
*/
function edit_walker( $walker, $menu_id ) {
return 'Kata_Plus_Walker_Nav_Menu_Edit';
}
/**
* Enqueue styles.
*
* @since 1.0.0
* @access public
*/
public function enqueue_styles() {
wp_enqueue_style( 'kata-plus-icon-control', Kata_Plus::$assets . 'css/backend/elementor-icon-control.css', array(), Kata_Plus::$version );
}
/**
* Enqueue scripts.
*
* @since 1.0.0
* @access public
*/
public function enqueue_scripts() {
if ( get_current_screen()->base == 'post' ||
get_current_screen()->id == 'page' ||
get_current_screen()->id == 'customizer' ||
get_current_screen()->id == 'kata_plus_builder' ||
get_current_screen()->id == 'nav-menus' ||
strpos( get_current_screen()->id, 'kata-plus' ) ||
get_current_screen()->id == 'edit-elementor_library' ) {
wp_enqueue_script( 'lozad', Kata_Plus::$assets . 'js/libraries/lozad.min.js', array( 'jquery' ), Kata_Plus::$version, true );
wp_enqueue_script( 'kata-plus-icon-control', Kata_Plus::$assets . 'js/backend/menu-icon-control.js', array( 'jquery' ), Kata_Plus::$version, true );
}
}
}
Kata_Plus_Menu_Icon::get_instance();
}