alternate mobile menu fix

<?php
if ( ! defined( 'ABSPATH' ) ) {  exit;  }    // Exit if accessed directly


global $avia_config;

$responsive     = avia_get_option('responsive_active') != "disabled" ? "responsive" : "fixed_layout";
$headerS        = avia_header_setting();
$social_args    = array('outside'=>'ul', 'inside'=>'li', 'append' => '');
$icons          = !empty($headerS['header_social']) ? avia_social_media_icons($social_args, false) : "";
$alternate_menu_id = ! empty( $headerS['alternate_menu'] ) && is_numeric( $headerS['alternate_menu'] ) && empty( $headerS['menu_display'] ) ? $headerS['alternate_menu'] : false;

/**
 * For sidebar menus this filter allows to activate alternate menus - are disabled by default
 *
 * @since 4.5
 * @param int|false $alternate_menu_id
 * @param array $headerS
 * @return int|false
 */
$alternate_menu_id = apply_filters( 'avf_alternate_mobile_menu_id', $alternate_menu_id, $headerS );

if( isset( $headerS['disabled'] ) )
{
    return;
}

?>

<header id='header' class='all_colors header_color <?php avia_is_dark_bg('header_color'); echo " ".$headerS['header_class']; ?>' <?php avia_markup_helper(array('context' => 'header','post_type'=>'forum'));?>>

<?php

//subheader, only display when the user chooses a social header
if($headerS['header_topbar'] == true)
{
?>
        <div id='header_meta' class='container_wrap container_wrap_meta <?php echo avia_header_class_string(array('header_social', 'header_secondary_menu', 'header_phone_active'), 'av_'); ?>'>

                  <div class='container'>
                  <?php
                        /*
                        *   display the themes social media icons, defined in the wordpress backend
                        *   the avia_social_media_icons function is located in includes/helper-social-media-php
                        */
                        $nav = "";

                        //display icons
                        if(strpos( $headerS['header_social'], 'extra_header_active') !== false) echo $icons;

                        //display navigation
                        if(strpos( $headerS['header_secondary_menu'], 'extra_header_active') !== false )
                        {
                            //display the small submenu
                            $avia_theme_location = 'avia2';
                            $avia_menu_class = $avia_theme_location . '-menu';
                            $args = array(
                                'theme_location'=>$avia_theme_location,
                                'menu_id' =>$avia_menu_class,
                                'container_class' =>$avia_menu_class,
                                'fallback_cb' => '',
                                'container'=>'',
                                'echo' =>false
                            );

                            $nav = wp_nav_menu($args);
                        }

                        if(!empty($nav) || apply_filters('avf_execute_avia_meta_header', false))
                        {
                            echo "<nav class='sub_menu' ".avia_markup_helper(array('context' => 'nav', 'echo' => false)).">";
                            echo $nav;
                            do_action('avia_meta_header'); // Hook that can be used for plugins and theme extensions (currently: the wpml language selector)
                            echo '</nav>';
                        }


                        //phone/info text
                        $phone          = $headerS['header_phone_active'] != "" ? $headerS['phone'] : "";
                        $phone_class    = !empty($nav) ? "with_nav" : "";
                        if($phone)      { echo "<div class='phone-info {$phone_class}'><span>".do_shortcode($phone)."</span></div>"; }


                    ?>
                  </div>
        </div>

<?php }



    $output      = "";
    $temp_output = "";
    $icon_beside = "";

    if($headerS['header_social'] == 'icon_active_main' && empty($headerS['bottom_menu']))
    {
        $icon_beside = " av_menu_icon_beside";
    }






?>
        <div  id='header_main' class='container_wrap container_wrap_logo'>

        <?php
        /*
        * Hook that can be used for plugins and theme extensions (currently:  the woocommerce shopping cart)
        */
        do_action('ava_main_header');

        if($headerS['header_position'] != "header_top") do_action('ava_main_header_sidebar');


                 $output .= "<div class='container av-logo-container'>";

                    $output .= "<div class='inner-container'>";

                        /*
                        *   display the theme logo by checking if the default logo was overwritten in the backend.
                        *   the function is located at framework/php/function-set-avia-frontend-functions.php in case you need to edit the output
                        */
                        $addition = false;
                        if( ! empty( $headerS['header_transparency'] ) && ! empty( $headerS['header_replacement_logo'] ) )
                        {
                            $addition = "<img src='{$headerS['header_replacement_logo']}' class='alternate' alt='{$headerS['header_replacement_logo_alt']}' title='{$headerS['header_replacement_logo_title']}' />";
                        }

                        $output .= avia_logo(AVIA_BASE_URL.'images/layout/logo.png', $addition, 'span', true);

                            if(!empty($headerS['bottom_menu']))
                            {
                                ob_start();
                                do_action('ava_before_bottom_main_menu'); // todo: replace action with filter, might break user customizations
                                $output .= ob_get_clean();
                            }

                            if($headerS['header_social'] == 'icon_active_main' && !empty($headerS['bottom_menu']))
                            {
                                $output .= $icons;
                            }


                        /*
                        *   display the main navigation menu
                        *   modify the output in your wordpress admin backend at appearance->menus
                        */

                            if($headerS['bottom_menu'])
                            {
                                $output .= "</div>";
                                $output .= "</div>";

                                if( !empty( $headerS['header_menu_above'] ))
                                {
                                    $avia_config['temp_logo_container'] = "<div class='av-section-bottom-logo header_color'>".$output."</div>";
                                    $output = "";
                                }

                                $output .= "<div id='header_main_alternate' class='container_wrap'>";
                                $output .= "<div class='container'>";
                            }

                            $avia_theme_location = 'avia';
                            $avia_menu_class = $avia_theme_location . '-menu';

                            $main_nav = "<nav class='main_menu' data-selectname='".__('Select a page','avia_framework')."' ".avia_markup_helper(array('context' => 'nav', 'echo' => false)).">";

                            $args = array(
                                    'theme_location'    => $avia_theme_location,
                                    'menu_id'           => $avia_menu_class,
                                    'menu_class'        => 'menu av-main-nav',
                                    'container_class'   => $avia_menu_class.' av-main-nav-wrap'.$icon_beside,
                                    'fallback_cb'       => 'avia_fallback_menu',
                                    'echo'              =>  false,
                                    'walker'            => new avia_responsive_mega_menu()
                                );

                                $wp_main_nav = wp_nav_menu($args);
                                $main_nav .= $wp_main_nav;


                            /*
                            * Hook that can be used for plugins and theme extensions
                            */
                            ob_start();
                            do_action('ava_inside_main_menu'); // todo: replace action with filter, might break user customizations
                            $main_nav .= ob_get_clean();

                            if($icon_beside)
                            {
                                $main_nav .= $icons;
                            }

                            $main_nav .= '</nav>';

                            /**
                             * Allow to modify or remove main menu for special pages
                             *
                             * @since 4.1.3
                             */
                            $output .= apply_filters( 'avf_main_menu_nav', $main_nav );

                            /*
                            * Hook that can be used for plugins and theme extensions
                            */
                            ob_start();
                            do_action('ava_after_main_menu'); // todo: replace action with filter, might break user customizations
                            $output .= ob_get_clean();

                     /* inner-container */
                    $output .= "</div>";

                /* end container */
                $output .= " </div> ";


                //output the whole menu
                echo $output;


           ?>

        <!-- end container_wrap-->
        </div>
<?php
        /**
         * Add a hidden container for alternate mobile menu
         *
         * We use the same structure as main menu to be able to use same logic in js to build burger menu
         *
         * @added_by Günter
         * @since 4.5
         */
        $out_alternate = '';
        $avia_alternate_location = 'avia_alternate';
        $avia_alternate_menu_class = $avia_alternate_location . '_menu';

        if( false !== $alternate_menu_id && is_nav_menu( $alternate_menu_id ) )
        {
            $out_alternate .= '<div id="avia_alternate_menu_container" style="display: none;">';

            $alternate_nav =    "<nav class='main_menu' data-selectname='" . __( 'Select a page', 'avia_framework' ) . "' " . avia_markup_helper( array( 'context' => 'nav', 'echo' => false ) ) . ">";

            $args = array(
                            'menu'              => $alternate_menu_id,
                            'menu_id'           => $avia_alternate_menu_class,
                            'menu_class'        => 'menu av-main-nav',
                            'container_class'   => $avia_alternate_menu_class.' av-main-nav-wrap',
                            'fallback_cb'       => 'avia_fallback_menu',
                            'echo'              => false,
                            'walker'            => new avia_responsive_mega_menu()
                        );

            $wp_nav_alternate = wp_nav_menu( $args );

            /**
             * Hook that can be used for plugins and theme extensions
             *
             * @since 4.5
             * @return string
             */
            $alternate_nav .=       apply_filters( 'avf_inside_alternate_main_menu_nav', $wp_nav_alternate, $avia_alternate_location, $avia_alternate_menu_class );

            $alternate_nav .=   '</nav>';

            /**
             * Allow to modify or remove alternate menu for special pages.
             *
             * @since 4.5
             * @return string
             */
            $out_alternate .= apply_filters( 'avf_alternate_main_menu_nav', $alternate_nav );

            $out_alternate .= '</div>';
        }

        /**
         * Hook to remove or modify alternate mobile menu
         *
         * @since 4.5
         * @return string
         */
        $out_alternate = apply_filters( 'avf_alternate_mobile_menu', $out_alternate );

        if( ! empty ( $out_alternate ) )
        {
            echo $out_alternate;
        }
?>
        <div class='header_bg'></div>

<!-- end header -->
</header>