wp-simple-localization.php

<?php

function lynt_is_en() {
    
    $path_parts = explode('/', $_SERVER['REQUEST_URI']);
    
    if (isset($path_parts[1]) && $path_parts[1] === 'en') {
        return true;
    }
    
    return false;
}


function lynt_set_locale($locale) {
    
    if (lynt_is_en()) {
        $locale = 'en_US';
    }
    
    return $locale;
}


function lynt_register_en_sidebars() {
    
    register_sidebar(array(
        'name' => __('Footer 1 EN', 'lynt_theme'),
        'id' => 'footer-1-en'
    ));
}


function lynt_switch_sidebars($widgets) {
      
    $original = 'footer-1';
    $new      = 'footer-1-en';
    
    if (lynt_is_en() && isset($widgets[$original]) && isset($widgets[$new])){
        $widgets[$original] = $widgets[$new];
    }
    
    return $widgets;
}


function lynt_switch_menus($args) {
    
    $new_id = 4;
    
    if (lynt_is_en() && $args['theme_location'] === 'primary') {
        $args['menu'] = $new_id;
    }
    
    return $args;
}


add_action('locale', 'lynt_set_locale');
add_action('widgets_init', 'lynt_register_en_sidebars');
add_filter('sidebars_widgets', 'lynt_switch_sidebars');
add_filter('wp_nav_menu_args', 'lynt_switch_menus');