<?php
defined('ABSPATH') or die('No script kiddies please!');
if (!class_exists('AP_Menu_Settings')) :

    /**
     * Admin Menu Settings
     */
    class AP_Menu_Settings {

        var $wpmmenu_id = 0;
        var $wpmmenu_item_id = 0;
        var $wpmmenu_item_depth = 0;
        var $wpmmenu_item_meta = array();

        /**
         * Constructor
         */
        public function __construct() {
            add_action('admin_menu', array($this, 'apmm_menu_page')); // add plugin menu
            add_action('admin_enqueue_scripts', array($this, 'apmegamenu_admin_scripts'));
            add_action('wp_megamenu_nav_menus_scripts', array($this, 'enqueue_menu_page_scripts'), 9);
            add_action('admin_post_apmegamenu_save_settings', array($this, 'apmegamenu_save_settings')); //recieves the posted values from general settings
            /* custom metabox to enable */
            add_action('admin_head', array($this, 'addAPMegamenuMetaBox')); // Metabox on left of menu to enable megamenu
            add_action('wp_ajax_apmm_save_settings', array($this, 'wp_save_settings')); //ajax ap menu settings save to options
            add_action('wp_ajax_wpmm_show_lightbox_html', array($this, 'wpmm_getlightbox_by_ajax'));
            add_action('wp_ajax_wpmm_save_menuitem_settings', array($this, 'save_menuitem_settings_byajax')); //save ajax data of each menu item
            add_action('admin_footer', array($this, 'wpmm_admin_footer_function'));
        }

        /**
         * Set up the class
         * Derived From: Max Mega Menu
         * https://www.maxmegamenu.com
         */
        private function wpmm_init() {

            if (isset($_POST['menu_item_id'])) {

                $this->wpmmenu_item_id = absint($_POST['menu_item_id']);

                $saved_settings = array_filter((array) get_post_meta($this->wpmmenu_item_id, '_wpmegamenu', true));

                $this->wpmmenu_item_meta = $saved_settings;
            }

            if (isset($_POST['menu_item_depth'])) {

                $this->wpmmenu_item_depth = absint($_POST['menu_item_depth']);
            }


            if (isset($_POST['menu_id'])) {

                $this->wpmmenu_id = absint($_POST['menu_id']);
            }
        }

        /**
         * Return the default settings for each menu item
         */
        public static function wpmm_menu_item_defaults() {

            $defaults = array(
                'menu_type' => 'flyout', //flyout or megamenu
                'panel_columns' => 6, // total number of columns displayed in the panel
                'wpmm_mega_menu_columns' => 1, // for sub menu items, how many columns to span in the panel,
                'wp_menu_order' => 0,
                'general_settings' => array(
                    'active_link' => 'true',
                    'disable_text' => 'false',
                    'visible_hidden_menu' => 'false',
                    'hide_arrow' => 'false',
                    'hide_on_mobile' => 'false',
                    'hide_on_desktop' => 'false',
                    'menu_icon' => 'disabled',
                    'active_single_menu' => 'disabled', //useful for custom single menu links
                    'menu_align' => 'left', //default as left with left or right menitem useful for custom search bar:Right aligned items will appear in reverse order on the right hand side of the menu bar            
                    'top_menu_label' => '', // Hot! , New! for top menu
                    'hide_sub_menu_on_mobile' => 'false',
                    'submenu_align' => 'left'       //left or right, // flyout menu
                ),
                'mega_menu_settings' => array(
                    'horizontal-menu-position' => 'full-width', //full-width, center, left-edge and right-edge
                    'vertical-menu-position' => 'full-height', //full-height or aligned-to-parent
                    'show_top_content' => 'true',
                    'show_bottom_content' => 'true',
                    'top' => array(
                        'top_content_type' => 'text_only',
                        'top_content' => '',
                        'image_url' => '',
                        'html_content' => ''
                    ),
                    'bottom' => array(
                        'bottom_content_type' => 'text_only',
                        'bottom_content' => '',
                        'image_url' => '',
                        'html_content' => ''
                    ),
                    'choose_menu_type' => 'default', // for default as sub menu and search form display with custom content for shortcodes.
                    'custom_content' => ''
                ),
                'flyout_settings' => array(
                    'flyout-position' => 'right', //left or right
                    'vertical-position' => 'full-height', // full-hegiht or aligned-to-parent,
                ),
                'icons_settings' => array(
                    'icon_choose' => '',
                ),
                'upload_image_settings' => array(
                    'use_custom_settings' => 'false',
                    'text_position' => 'left', // left image, right image or onlyimage , for pro : above, below and image only.
                    'display_posts_images' => 'featured-image', //featured-image or custom-image of posts
                    'default_thumbnail_imageurl' => '',
                    'show_description' => 'true',
                    'show_desc_length' => '',
                    'display_readmore' => 'true',
                    'readmore_text' => 'Read more >>',
                    'display_post_date' => 'true',
                    'display_author_name' => 'true',
                    'display_cat_name' => 'true',
                    'image_size' => 'default',
                    'enable_custom_inherit' => '1',
                    'custom_width' => ''
                ),
            );


            $wpmm_default_settings = get_option('wpmm_default_settings');
            if (empty($wpmm_default_settings)) {
                update_option('wpmm_default_settings', $defaults);
            }

            return $wpmm_default_settings;
        }

        /*
         * Includes ALl Class Files Here
         */

        function apmm_menu_page() {

            add_menu_page(__(APMM_TITLE, APMM_TD), __(APMM_TITLE, APMM_TD), 'manage_options', APMM_TD, array($this, 'ap_main_page'), '');
            add_submenu_page(APMM_TD, __('General Settings', APMM_TD), __('General Settings', APMM_TD), 'manage_options', APMM_TD, array($this, 'ap_main_page'));
            add_submenu_page(APMM_TD, __('Theme Settings', APMM_TD), __('Theme Settings', APMM_TD), 'manage_options', 'wpmm-theme-settings', array($this, 'add_theme_settings'));
            add_submenu_page(APMM_TD, __('How to Use', APMM_TD), __('How to Use', APMM_TD), 'manage_options', 'wpmm-how-to-use', array($this, 'how_to_use_page'));
            add_submenu_page(APMM_TD, __('More WordPress Stuff', APMM_TD), __('More WordPress Stuff', APMM_TD), 'manage_options', 'wpmm-about-us', array($this, 'about_us_page'));

            if (isset($_GET['action']) && $_GET['action'] == 'edit_theme') {
                add_submenu_page('null', __('Edit theme', APMM_TD), __('Edit theme', APMM_TD), 'manage_options', 'wpmm-add-theme', array($this, 'apmm_add_theme'));
            } else {
                add_submenu_page('null', __('Create theme', APMM_TD), __('Create theme', APMM_TD), 'manage_options', 'wpmm-add-theme', array($this, 'apmm_add_theme'));
            }
        }

        /*
         * Main Settings Page
         */

        function ap_main_page() {
            //theme settings or main page
            include_once(APMM_PATH . '/inc/backend/main_page.php');
        }

        /*
         * Theme Lists Page
         */

        function add_theme_settings() {
            include_once(APMM_PATH . '/inc/backend/view/theme_lists_settings.php');
        }

        /*
         * How to use Page
         */

        function how_to_use_page() {
            include_once(APMM_PATH . '/inc/backend/how_to_use.php');
        }

        /*
         * About Us Page
         */

        function about_us_page() {
            include_once(APMM_PATH . '/inc/backend/about.php');
        }

        /*
         * Create New Theme Page
         */

        function apmm_add_theme() {
            include_once(APMM_PATH . '/inc/backend/view/add_theme_settings.php');
        }

        /*
         *  Saves General Settings to database
         */

        function apmegamenu_save_settings() {
            if (!empty($_POST) && wp_verify_nonce($_POST['apmegamenu-nonce-setup'], 'apmegamenu-nonce')) {
                if (isset($_POST['settings_submit'])) {
                    include_once(APMM_PATH . '/inc/backend/save_settings.php');
                } else if (isset($_POST['export_submit'])) {
                    $custom_theme_id = sanitize_text_field($_POST['custom_theme_id']);
                    if ($custom_theme_id != '') {

                        $theme_details = AP_Theme_Settings::get_theme_detail($custom_theme_id);
                        $filename = sanitize_title($theme_details['title']);
                        $json = json_encode($theme_details);

                        header('Content-disposition: attachment; filename=' . $filename . '.json');
                        header('Content-type: application/json');

                        echo( $json);
                    } else {
                        wp_redirect(admin_url('admin.php?page=ap-mega-menu'));
                        exit;
                    }
                } else if (isset($_POST['import_submit'])) {
                    if (!empty($_FILES) && $_FILES['import_theme_file']['name'] != '') {
                        $filename = $_FILES['import_theme_file']['name'];
                        $filename_array = explode('.', $filename);
                        $filename_ext = end($filename_array);
                        if ($filename_ext == 'json') {

                            $new_filename = 'import-' . rand(111111, 999999) . '.' . $filename_ext;
                            $upload_path = APMM_PATH . 'temp/' . $new_filename;
                            $source_path = $_FILES['import_theme_file']['tmp_name'];
                            $check = @move_uploaded_file($source_path, $upload_path);

                            if ($check) {

                                $url = APMM_URL . 'temp/' . $new_filename;
                                $params = array(
                                    'sslverify' => false,
                                    'timeout' => 60
                                );
                                $connection = wp_remote_get($url, $params);
                                if (!is_wp_error($connection)) {
                                    $body = $connection['body'];

                                    $theme_row = json_decode($body);

                                    unlink($upload_path);
                                    $check = AP_Theme_Settings::import_custom_theme($theme_row);
                                    if ($check) {
                                         wp_redirect(admin_url('admin.php?page=ap-mega-menu&message=3'));
                                        exit;
                                    } else {
                                        wp_redirect(admin_url('admin.php?page=ap-mega-menu&error_message=1'));
                                    }
                                } else {
                                    wp_redirect(admin_url('admin.php?page=ap-mega-menu&error_message=1'));
                                }
                            } else {
                                wp_redirect(admin_url('admin.php?page=ap-mega-menu&error_message=2'));
                            }
                        } else {
                            wp_redirect(admin_url('admin.php?page=ap-mega-menu&error_message=3'));
                        }
                    } else {
                        wp_redirect(admin_url('admin.php?page=ap-mega-menu&error_message=4'));
                    }
                } else if (isset($_POST['restore_old_settings'])) {
                    $default_settings = APMM_Class::apmm_default_settings();
                    update_option('apmega_settings', $default_settings);
                   wp_redirect(admin_url('admin.php?page=ap-mega-menu&message=2'));//
                }
            } else {
                die('No script kiddies please!');
            }
        }

        /*
         *  Admin Enqueue style and js
         */

        function apmegamenu_admin_scripts($hook) {
            $plugin_pages = array(APMM_TD, 'wpmm-theme-settings', 'wpmm-how-to-use', 'wpmm-add-theme', 'wpmm-edit-theme', 'wpmm-about-us', 'ap-mega-menu');
            if (isset($_GET['page']) && in_array($_GET['page'], $plugin_pages)) {
                wp_enqueue_style('wp_megamenu-bootstrap-style', APMM_CSS_DIR . '/bootstrap.min.css', false, APMM_TD);
                wp_enqueue_style('wp_megamenu-verticaltabs-style', APMM_CSS_DIR . '/bootstrap.vertical-tabs.css', false, APMM_TD);
                wp_enqueue_script('wp_megamenu-bootstrap-scripts', APMM_JS_DIR . '/bootstrap.min.js', array('jquery'), false, APMM_TD);
                wp_enqueue_style('wp-color-picker'); //for including color picker css
                wp_enqueue_style('wpmm-custom-select-css', APMM_CSS_DIR . '/jquery.selectbox.css', array(), APMM_TD);
                wp_enqueue_style('wp_megamenu-admin-style', APMM_CSS_DIR . '/backend.css', false, APMM_TD);

                wp_enqueue_script('wp_megamenu-color-alpha-scripts', APMM_JS_DIR . '/wp-color-picker-alpha.js', array('wp-color-picker'), false, APMM_TD);

                wp_enqueue_style('wpmm-icon-picker-font-awesome', APMM_CSS_DIR . '/wpmm-icons/font-awesome/font-awesome.css', false, APMM_TD);
                wp_enqueue_style('wpmm-codemirror-css', APMM_CSS_DIR . '/syntax/codemirror.css', false, APMM_TD);
                wp_enqueue_script('wpmm-codemirror-js', APMM_JS_DIR . '/syntax/codemirror.js', array('jquery'), APMM_TD);
                wp_enqueue_script('wpmm-codemirror-css-js', APMM_JS_DIR . '/syntax/css.js', array('jquery', 'wpmm-codemirror-js'), APMM_TD);
            }
            wp_enqueue_script('wp-megamenu-custom-select-js', APMM_JS_DIR . '/jquery.selectbox-0.2.min.js', array('jquery'), APMM_TD);
            wp_enqueue_script('wp_megamenu-admin-scripts', APMM_JS_DIR . '/backend.js', array('jquery', 'jquery-ui-core', 'wp-color-picker',
                'wp-megamenu-custom-select-js'), false, APMM_TD);
        }

        /**
         * Enqueue required CSS and JS for AP Mega Menu
         */
        function enqueue_menu_page_scripts($hook) {
            // echo "hook".$hook;

            if ('nav-menus.php' != $hook)
                return;

            $apmm_variable = array(
                'plugin_javascript_path' => APMM_JS_DIR,
                'depth_check_message' => __('Option only available for top level menu.', APMM_TD),
                'success_msg' => __('Successfully Saved.', APMM_TD),
                'saving_msg' => __('Saving Data.', APMM_TD),
                'menu_lightbox' => __("AP Mega Menu", APMM_TD),
                'ajax_url' => admin_url() . 'admin-ajax.php',
                'checked_disabled_error' => __("Please enable AP Mega Menu using the AP Mega Menu Settings on left section of this page.", APMM_TD),
                'ajax_nonce' => wp_create_nonce('apmm-ajax-nonce'));

            wp_localize_script('wp_megamenu-admin-scripts', 'apmm_variable', $apmm_variable); //localization of php variable in edn-pro-frontend-js
            wp_enqueue_style('wp_megamenu-admin-style', APMM_CSS_DIR . '/backend.css', false, APMM_TD);
            wp_enqueue_media();
            wp_enqueue_editor();
            wp_enqueue_script('accordion');
            wp_enqueue_script('wpmm-ckeditor-js', APMM_JS_DIR . '/ckeditor/ckeditor.js', array('jquery'), APMM_TD);
            wp_enqueue_script('wpmm-ckfinder-js', APMM_JS_DIR . '/ckfinder/ckfinder.js', array('jquery'), APMM_TD);
            wp_enqueue_script('wp-megamenu-custom-select-js', APMM_JS_DIR . '/jquery.selectbox-0.2.min.js', array('jquery'), APMM_TD);
            wp_enqueue_script('wpmm-mega-menu', APMM_JS_DIR . '/admin-menu.js', array(
                'jquery',
                'jquery-ui-core',
                'jquery-ui-sortable',
                'jquery-ui-accordion'
                    ), APMM_TD);
        }

        function displayArr($array) {
            echo "<pre>";
            print_r($array);
            echo "</pre>";
        }

        /*
         *  AP MEGA MENU METABOX
         */

        function addAPMegamenuMetaBox() {
            if (wp_get_nav_menus()) {
                add_meta_box('nav-menu-theme-apmegamenus', __('Select AP Mega Menu Settings', APMM_TD), array($this, 'createAPMegamenuMetaBox'), 'nav-menus', 'side', 'high');
            }
        }

        /*
         *  Metabox Location
         */

        function createAPMegamenuMetaBox() {
            $active = get_option(AP_MEGAMENU_MENU_LOCATION, array());
            echo "<div class='ap_megamenu-custom_metaBox'>";
            $menuid = $this->apmm_get_selected_menu_id(); //Get the current menu ID. ie. get menu id of current opened page
            $this->apmm_megamenu_options($menuid);
            echo "</div>";
        }

        /**
         * Get the current menu ID.
         * Derived From: Max Mega Menu
         * https://www.maxmegamenu.com
         */
        function apmm_get_selected_menu_id() {
            $nav_menus = wp_get_nav_menus(array('orderby' => 'name'));

            $menu_count = count($nav_menus);

            $wpmegamenuselectedid = isset($_REQUEST['menu']) ? (int) $_REQUEST['menu'] : 0;

            $add_new_screen = ( isset($_GET['menu']) && 0 == $_GET['menu'] ) ? true : false;

            $page_count = wp_count_posts('page');
            $one_theme_location_no_menus = ( 1 == count(get_registered_nav_menus()) && !$add_new_screen && empty($nav_menus) && !empty($page_count->publish) ) ? true : false;

            // Get recently edited nav menu
            $recently_edited = absint(get_user_option('nav_menu_recently_edited'));
            if (empty($recently_edited) && is_nav_menu($wpmegamenuselectedid))
                $recently_edited = $wpmegamenuselectedid;

            // Use $recently_edited if none are selected
            if (empty($wpmegamenuselectedid) && !isset($_GET['menu']) && is_nav_menu($recently_edited))
                $wpmegamenuselectedid = $recently_edited;

            // On deletion of menu, if another menu exists, show it
            if (!$add_new_screen && 0 < $menu_count && isset($_GET['action']) && 'delete' == $_GET['action'])
                $wpmegamenuselectedid = $nav_menus[0]->term_id;

            // Set $wpmegamenuselectedid to 0 if no menus
            if ($one_theme_location_no_menus) {
                $wpmegamenuselectedid = 0;
            } elseif (empty($wpmegamenuselectedid) && !empty($nav_menus) && !$add_new_screen) {
                // if we have no selection yet, and we have menus, set to the first one in the list
                $wpmegamenuselectedid = $nav_menus[0]->term_id;
            }

            return $wpmegamenuselectedid;
        }

        /* Derived From: Max Mega Menu
         * https://www.maxmegamenu.com
         */

        function apmm_megamenu_options($menuid) {
            $tagged_menu_locations = $this->get_taglocation_menuid($menuid); //get location of specific menu id

            $menu_theme_locations = get_registered_nav_menus(); // check if theme menu location are empty or is not empty

            $menu_general_settings = get_option('wpmegabox_settings');
            // echo "<pre>";
            // print_r($tagged_menu_locations);

            if (!count($menu_theme_locations)) {

                echo "<p>" . __("This theme does not register any menu locations.", APMM_TD) . "</p>";
                echo "<p>" . __("You will need to create a new menu location to enable AP Mega Menu.", APMM_TD) . "</p>";
            } else if (!count($tagged_menu_locations)) {

                echo "<p>" . __("This Menu is not assigned to any theme location yet. <br/>To Enable AP Mega Menu, First please assign this menu to theme location.", APMM_TD) . "</p>";
            } else {
                ?>

                <?php if (count($tagged_menu_locations) == 1) : ?>
                    <?php
                    $locations = array_keys($tagged_menu_locations);
                    $location = $locations[0];


                    if (isset($tagged_menu_locations[$location])) {
                        $this->apmm_settings_table($location, $menu_general_settings);
                    }
                    ?>

                    <?php
                else:
                    // echo "<pre>";
                    // print_r($menu_theme_locations); 
                    ?>

                    <div id='apmegamenu_accordion'>

                        <?php foreach ($menu_theme_locations as $location => $name) : ?>

                            <?php if (isset($tagged_menu_locations[$location])): ?>

                                <h3 class='theme_settings'><?php echo esc_html($name); ?></h3>

                                <div class='accordion_content' style='display: none;'>
                                    <?php $this->apmm_settings_table($location, $menu_general_settings); ?>
                                </div>

                            <?php endif; ?>

                        <?php endforeach; ?>
                    </div>


                <?php
                endif;
                submit_button(__('Save'), 'ap-mega-menu-save button-primary alignright');
                ?>
                <span class='apmm_loader' style="display:none;"><img src="<?php echo APMM_IMG_DIR; ?>/ajaxloader.gif"/></span>
                <div class='apmm_success'></div>

                <?php
            }
        }

        /**
         * Return the locations that a specific menu ID has been tagged to.
         * Derived From: Max Mega Menu
         * https://www.maxmegamenu.com
         * $menu_id int
         */
        function get_taglocation_menuid($menuid) {
            $menu_locations = array();

            $registered_menu_locations = get_registered_nav_menus();  //Returns all registered navigation menu locations in a theme.
            $nav_menu_locations = get_nav_menu_locations(); // Returns an array with the registered navigation menu locations and the menu assigned to it

            foreach ($registered_menu_locations as $id => $name) {
                if (isset($nav_menu_locations[$id]) && $nav_menu_locations[$id] == $menuid)
                    $menu_locations[$id] = $name;
            }

            return $menu_locations;
        }

        function apmm_settings_table($location, $menu_general_settings) {
            ?>

            <table class="wpmm-settings-box">
                <tr>
                    <td><label for="apmegamenu_enabled_<?php echo $location; ?>"><?php _e("Enable", APMM_TD) ?></label></td>
                    <td> 
                        <div class="wpmm-switch">
                            <input type='checkbox' class='apmegamenu_enabled' 
                                   name='apmegamenu_meta[<?php echo $location ?>][enabled]' id="apmegamenu_enabled_<?php echo $location; ?>" value='1' <?php checked(isset($menu_general_settings[$location]['enabled'])); ?>/>
                            <label for="apmegamenu_enabled_<?php echo $location; ?>"></label>
                        </div>
                    </td>
                </tr>

                <tr>
                    <td class='apmega-name'>
            <?php _e("Orientation", APMM_TD); ?>
                    </td>
                    <td class='apmega-value'>
                        <select name='apmegamenu_meta[<?php echo $location ?>][orientation]' class="select_fields_wpmm wpmm-orientation">
                            <option value='horizontal' <?php selected(isset($menu_general_settings[$location]['orientation']) && $menu_general_settings[$location]['orientation'] == 'horizontal'); ?>><?php _e("Horizontal", APMM_TD); ?></option>
                            <option value='vertical' <?php selected(isset($menu_general_settings[$location]['orientation']) && $menu_general_settings[$location]['orientation'] == 'vertical'); ?>><?php _e("Vertical", APMM_TD); ?></option>
                            <select>

                                </td>
                                </tr>

                                <tr class="wpmm_show_valigntype" style="display:none;">
                                    <td class='apmega-name'>
                                     <?php _e("Vertical Alignment Type", APMM_TD); ?>
                                    </td>
                                    <td class='apmega-value'>
                                        <select name='apmegamenu_meta[<?php echo $location ?>][vertical_alignment_type]' class="select_fields_wpmm">
                                            <option value='left' <?php selected(isset($menu_general_settings[$location]['vertical_alignment_type']) && $menu_general_settings[$location]['vertical_alignment_type'] == 'left'); ?>><?php _e("Left", APMM_TD); ?></option>
                                            <option value='right' <?php selected(isset($menu_general_settings[$location]['vertical_alignment_type']) && $menu_general_settings[$location]['vertical_alignment_type'] == 'right'); ?>><?php _e("Right", APMM_TD); ?></option>
                                        </select>

                                    </td>
                                </tr>
                                <tr>
                                    <td class='apmega-name'>
                                       <?php _e("Trigger Effect", APMM_TD); ?>
                                    </td>
                                    <td class='apmega-value'>
                                        <select name='apmegamenu_meta[<?php echo $location ?>][trigger_option]' class="select_fields_wpmm">
                                            <option value='onhover' <?php selected(isset($menu_general_settings[$location]['trigger_option']) && $menu_general_settings[$location]['trigger_option'] == 'onhover'); ?>><?php _e("Hover", APMM_TD); ?></option>
                                            <!-- <option value='hover_indent' < ?php selected( isset( $menu_general_settings[$location]['trigger_option'] ) && $menu_general_settings[$location]['trigger_option'] == 'hover_indent'); ?>><?php _e("Hover Indent", APMM_TD); ?></option> -->
                                            <option value='onclick' <?php selected(isset($menu_general_settings[$location]['trigger_option']) && $menu_general_settings[$location]['trigger_option'] == 'onclick'); ?>><?php _e("Click", APMM_TD); ?></option>
                                        </select>

                                    </td>
                                </tr>
                                <tr>
                                    <td class='apmega-name'>
            <?php _e("Transition", APMM_TD); ?>

                                    </td>
                                    <td class='apmega-value'>
                                        <select name='apmegamenu_meta[<?php echo $location ?>][effect_option]' class="select_fields_wpmm">

                                            <option value='fade' <?php selected(isset($menu_general_settings[$location]['effect_option']) && $menu_general_settings[$location]['effect_option'] == 'fade'); ?>><?php _e("Fade", APMM_TD); ?></option>
                                            <option value='slide' <?php selected(isset($menu_general_settings[$location]['effect_option']) && $menu_general_settings[$location]['effect_option'] == 'slide'); ?>><?php _e("Slide", APMM_TD); ?></option>

                                        </select>

                                    </td>
                                </tr>
                                <tr class="themetype">
                                    <td><?php _e("Choose Theme Type", APMM_TD); ?></td>
                                    <?php
                                    $available_skin_themes = get_option('apmm_register_skin');
                                    ?>


                                    <td>
                                        <select name="apmegamenu_meta[<?php echo $location; ?>][theme_type]" class="wpmm_theme_type">
                                            <option value="available_skins" <?php selected(isset($menu_general_settings[$location]['theme_type']) && $menu_general_settings[$location]['theme_type'] == 'available_skins'); ?>><?php _e('Available Skins', APMM_TD); ?></option>
                                            <option value="custom_themes" <?php selected(isset($menu_general_settings[$location]['theme_type']) && $menu_general_settings[$location]['theme_type'] == 'custom_themes'); ?>><?php _e('Custom Themes', APMM_TD); ?></option>  
                                        </select>
                                    </td>
                                </tr>
                                <tr class="wpmm_show_themes" style="display:none;">
                                    <td><?php _e("Custom Theme", APMM_TD); ?></td>
                                    <td>
                                        <?php
                                        $ap_theme_object = new AP_Theme_Settings();
                                        $themes = $ap_theme_object->get_custom_theme_data('');
                                        $selected_theme = isset($menu_general_settings[$location]['theme']) ? intval($menu_general_settings[$location]['theme']) : '1';
                                        ?>
                                        <select name='apmegamenu_meta[<?php echo $location ?>][theme]'
                                                class="select_fields_wpmm">
                                                    <?php
                                                    foreach ($themes as $key => $theme) {
                                                        $theme_id = $theme->theme_id;
                                                        $theme_title = $theme->title;
                                                        ?>
                                                <option value='<?php echo $theme_id; ?>' <?php echo selected($selected_theme, $theme_id); ?>><?php echo $theme_title; ?></option>
                                            <?php }
                                            ?>
                                        </select>
                                    </td>
                                </tr>
                                <tr class="wpmm_show_skins" style="display:none;">
                                    <td><?php _e("Available Skin", APMM_TD); ?></td>
                                    <td>
                                        <select name="apmegamenu_meta[<?php echo $location; ?>][available_skin]" 
                                                class="select_fields_wpmm">
                                            <?php
                                            if (isset($available_skin_themes) && !empty($available_skin_themes)) {
                                                $selected_skin = isset($menu_general_settings[$location]['available_skin']) ? $menu_general_settings[$location]['available_skin'] : 'black-white';
                                                foreach ($available_skin_themes as $key => $value) {
                                                    ?>
                                                    <option value="<?php echo $value['id']; ?>" <?php echo selected($selected_skin, $value['id']); ?>><?php _e($value['title'], APMM_TD); ?></option>
                                                    <?php
                                                }
                                            }
                                            ?>
                                        </select>
                                    </td>

                                </tr>
                                </table>
                                <?php
                            }

                            /**
                             * Ajax Save Widget Menu Settings  Data (submitted from Menus Page Meta Box)
                             * Derived From: Max Mega Menu
                             * https://www.maxmegamenu.com
                             */
                            public function wp_save_settings() {
                                check_ajax_referer('apmm-ajax-nonce', 'wp_nonce');
                                if (isset($_POST['wp_menu_id']) && $_POST['wp_menu_id'] > 0 && is_nav_menu($_POST['wp_menu_id']) && isset($_POST['wp_megamenu_meta'])) {
                                    $get_raw_metabox_data = $_POST['wp_megamenu_meta'];
                                    $get_parsed_submitted_settings = json_decode(stripslashes($get_raw_metabox_data), true);


                                    $submitted_settings = array();

                                    foreach ($get_parsed_submitted_settings as $index => $value) {
                                        $name = $value['name'];

                                        // find values between square brackets
                                        preg_match_all("/\[(.*?)\]/", $name, $matches);

                                        if (isset($matches[1][0]) && isset($matches[1][1])) {
                                            $location = $matches[1][0];
                                            $setting = $matches[1][1];

                                            $submitted_settings[$location][$setting] = $value['value'];
                                        }
                                    }
                                    /*
                                      Array output results as
                                      $submitted_settings = Array
                                      (
                                      [primary] => Array
                                      (
                                      [enabled] => 1
                                      [orientation] => horizontal
                                      [vertical_alignment_type]  => left
                                      [trigger_option] => onhover
                                      [effect_option] => slide
                                      [theme_type] => available_skins or custom themes
                                      [theme] => 1  //default theme id
                                      [available_skin] => 'black-white' //total 6 pre available skins.
                                      )

                                      )
                                     */
                                    if (!get_option('wpmegabox_settings')) {

                                        update_option('wpmegabox_settings', $submitted_settings);
                                    } else {

                                        $existing_settings = get_option('wpmegabox_settings');

                                        $new_settings = array_merge($existing_settings, $submitted_settings);

                                        update_option('wpmegabox_settings', $new_settings);
                                    }
                                }
                                wp_die();
                            }

                            /**
                             * Ajax Lightbox Html Settings for Menu Items
                             * Derived From: Max Mega Menu
                             * https://www.maxmegamenu.com
                             */
                            public function wpmm_getlightbox_by_ajax() {
                                check_ajax_referer('apmm-ajax-nonce', 'wp_nonce');
                                if (isset($_POST) && $_POST['menu_item_id'] != '' && $_POST['menu_id'] != '') {
                                    $wp_menu_item_title = $_POST['menu_item_title'];
                                    $this->wpmm_init();

                                    $this->wpmm_get_settings_section($this->wpmmenu_item_id, $this->wpmmenu_id, $wp_menu_item_title, $this->wpmmenu_item_depth, $this->wpmmenu_item_meta);
                                }

                                wp_die();
                            }

                            public function wpmm_get_settings_section($menu_item_id, $menu_id, $menu_item_title, $menu_item_depth, $wpmmenu_item_meta) {
                                if ($menu_item_depth > 0) {
                                    include(APMM_PATH . 'inc/backend/menu_settings/submenu_settings.php');
                                } else {
                                    include(APMM_PATH . 'inc/backend/menu_settings/top_menu_settings.php');
                                }
                            }

                            /**
                             * Save custom menu item fields.
                             * Derived From: Max Mega Menu
                             * https://www.maxmegamenu.com
                             */
                            public static function save_menuitem_settings_byajax() {
                                check_ajax_referer('apmm-ajax-nonce', '_wpnonce');

                                $wpmm_menu_item_id = absint($_POST['wpmm_menu_item_id']);

                                if (isset($_POST['wpmm_settings']) && is_array($_POST['wpmm_settings']) && $wpmm_menu_item_id > 0) {

                                    if (isset($_POST['wpmm_settings']['menu_type']) && isset($_POST['wpmm_settings']['panel_columns'])) {
                                        $_POST['wpmm_settings']['menu_type'] = $_POST['wpmm_settings']['menu_type'];
                                        $_POST['wpmm_settings']['panel_columns'] = $_POST['wpmm_settings']['panel_columns'];
                                    } else {
                                        //general settings     
                                        $_POST['wpmm_settings']['general_settings']['disable_text'] = (!isset($_POST['wpmm_settings']['general_settings']['disable_text']) ? 'false' : 'true');
                                        $_POST['wpmm_settings']['general_settings']['active_link'] = (!isset($_POST['wpmm_settings']['general_settings']['active_link']) ? 'false' : 'true');
                                        $_POST['wpmm_settings']['general_settings']['visible_hidden_menu'] = (!isset($_POST['wpmm_settings']['general_settings']['visible_hidden_menu']) ? 'false' : 'true');
                                        $_POST['wpmm_settings']['general_settings']['hide_arrow'] = (!isset($_POST['wpmm_settings']['general_settings']['hide_arrow']) ? 'false' : 'true');
                                        $_POST['wpmm_settings']['general_settings']['hide_on_mobile'] = (!isset($_POST['wpmm_settings']['general_settings']['hide_on_mobile']) ? 'false' : 'true');
                                        $_POST['wpmm_settings']['general_settings']['hide_on_desktop'] = (!isset($_POST['wpmm_settings']['general_settings']['hide_on_desktop']) ? 'false' : 'true');
                                        $_POST['wpmm_settings']['general_settings']['menu_icon'] = (!isset($_POST['wpmm_settings']['general_settings']['menu_icon']) ? 'disabled' : 'enabled');
                                        //show menu icon enabled true
                                        $_POST['wpmm_settings']['general_settings']['active_single_menu'] = isset($_POST['wpmm_settings']['general_settings']['active_single_menu']) ? 'enabled' : 'disabled';

                                        //sub custom settings     
                                        $_POST['wpmm_settings']['upload_image_settings']['use_custom_settings'] = isset($_POST['wpmm_settings']['upload_image_settings']['use_custom_settings']) ? 'true' : 'false';
                                        $_POST['wpmm_settings']['upload_image_settings']['show_description'] = isset($_POST['wpmm_settings']['upload_image_settings']['show_description']) ? 'true' : 'false';
                                        $_POST['wpmm_settings']['upload_image_settings']['display_readmore'] = isset($_POST['wpmm_settings']['upload_image_settings']['display_readmore']) ? 'true' : 'false';
                                        $_POST['wpmm_settings']['upload_image_settings']['display_post_date'] = isset($_POST['wpmm_settings']['upload_image_settings']['display_post_date']) ? 'true' : 'false';
                                        $_POST['wpmm_settings']['upload_image_settings']['display_author_name'] = isset($_POST['wpmm_settings']['upload_image_settings']['display_author_name']) ? 'true' : 'false';
                                        $_POST['wpmm_settings']['upload_image_settings']['display_cat_name'] = isset($_POST['wpmm_settings']['upload_image_settings']['display_cat_name']) ? 'true' : 'false';

                                        //megamenu settings 
                                        // $_POST['wpmm_settings']['general_settings']['hide_sub_menu_on_mobile'] = (!isset($_POST['wpmm_settings']['general_settings']['hide_sub_menu_on_mobile'])?'disabled':$_POST['wpmm_settings']['general_settings']['hide_sub_menu_on_mobile']);
                                        $_POST['wpmm_settings']['mega_menu_settings']['show_top_content'] = (!isset($_POST['wpmm_settings']['mega_menu_settings']['show_top_content']) ? 'false' : 'true');
                                        $_POST['wpmm_settings']['mega_menu_settings']['show_bottom_content'] = (!isset($_POST['wpmm_settings']['mega_menu_settings']['show_bottom_content']) ? 'false' : 'true');

                                        $_POST['wpmm_settings']['mega_menu_settings']['top']['top_content_type'] = (isset($_POST['wpmm_settings']['mega_menu_settings']['top']['top_content_type']) ? sanitize_text_field($_POST['wpmm_settings']['mega_menu_settings']['top']['top_content_type']) : 'text_only');
                                        $_POST['wpmm_settings']['mega_menu_settings']['bottom']['bottom_content_type'] = (isset($_POST['wpmm_settings']['mega_menu_settings']['bottom']['bottom_content_type']) ? sanitize_text_field($_POST['wpmm_settings']['mega_menu_settings']['bottom']['bottom_content_type']) : 'text_only');
                                        $_POST['wpmm_settings']['mega_menu_settings']['top']['top_content'] = (isset($_POST['wpmm_settings']['mega_menu_settings']['top']['top_content']) ? sanitize_text_field($_POST['wpmm_settings']['mega_menu_settings']['top']['top_content']) : '');
                                        $_POST['wpmm_settings']['mega_menu_settings']['bottom']['bottom_content'] = (isset($_POST['wpmm_settings']['mega_menu_settings']['bottom']['bottom_content']) ? sanitize_text_field($_POST['wpmm_settings']['mega_menu_settings']['bottom']['bottom_content']) : '');

                                        $_POST['wpmm_settings']['mega_menu_settings']['top']['image_url'] = (isset($_POST['wpmm_settings']['mega_menu_settings']['top']['image_url']) ? sanitize_text_field($_POST['wpmm_settings']['mega_menu_settings']['top']['image_url']) : '');
                                        $_POST['wpmm_settings']['mega_menu_settings']['bottom']['image_url'] = (isset($_POST['wpmm_settings']['mega_menu_settings']['bottom']['image_url']) ? sanitize_text_field($_POST['wpmm_settings']['mega_menu_settings']['bottom']['image_url']) : '');
                                        $_POST['wpmm_settings']['mega_menu_settings']['top']['html_content'] = (isset($_POST['wpmm_settings']['mega_menu_settings']['top']['html_content']) && $_POST['wpmm_settings']['mega_menu_settings']['top']['html_content'] != '') ? $_POST['wpmm_settings']['mega_menu_settings']['top']['html_content'] : '';
                                        $_POST['wpmm_settings']['mega_menu_settings']['bottom']['html_content'] = (isset($_POST['wpmm_settings']['mega_menu_settings']['bottom']['html_content']) && $_POST['wpmm_settings']['mega_menu_settings']['bottom']['html_content'] != '') ? $_POST['wpmm_settings']['mega_menu_settings']['bottom']['html_content'] : '';
                                    }



                                    $get_existing_settings = get_post_meta($wpmm_menu_item_id, '_wpmegamenu', true);
                                    if (is_array($get_existing_settings)) {

                                        $_POST['wpmm_settings'] = array_merge($get_existing_settings, $_POST['wpmm_settings']);
                                    }

                                    update_post_meta($wpmm_menu_item_id, '_wpmegamenu', $_POST['wpmm_settings']);
                                }

                                if (ob_get_contents())
                                    ob_clean(); // remove any warnings or output from other plugins which may corrupt the response

                                wp_send_json_success();
                            }

                            public function wpmm_admin_footer_function() {
                                echo "<div class='wpmm_menu_wrapper'><div class='wpmm_overlay'></div>";
                                echo "<div id='wpmm_menu_settings_frame' style='display:none;'><div class='wpmm_frame_header'>";
                                echo "<span class='close_btn'>x</span></div>";
                                echo "<div class='wpmm_main_content'></div></div></div>";
                            }

                            /**
                             * Returns the menu ID for a specified menu location, defaults to 0
                             */
                            private function wpmm_get_menu_id_for_location($location) {

                                $locations = get_nav_menu_locations();

                                $id = isset($locations[$location]) ? $locations[$location] : 0;

                                return $id;
                            }

                        }

                        $global['menu_obj'] = new AP_Menu_Settings();
endif;