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edwinsiebel/gist:115f39af6fc2b0eed402df649a06d720

Forked from rutger1140/gist:5576437
Created July 6, 2016 08:31
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Revisions

  1. Rutger Laurman created this gist May 14, 2013.
    39 changes: 39 additions & 0 deletions gistfile1.php
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,39 @@
    <?php
    //Deletes all CSS classes and id's, except for those listed in the array below
    function custom_wp_nav_menu($var) {
    return is_array($var) ? array_intersect($var, array(
    //List of allowed menu classes
    'current_page_item',
    'current_page_parent',
    'current_page_ancestor',
    'first',
    'last',
    'vertical',
    'horizontal'
    )
    ) : '';
    }
    add_filter('nav_menu_css_class', 'custom_wp_nav_menu');
    add_filter('nav_menu_item_id', 'custom_wp_nav_menu');
    add_filter('page_css_class', 'custom_wp_nav_menu');

    //Replaces "current-menu-item" with "active"
    function current_to_active($text){
    $replace = array(
    //List of menu item classes that should be changed to "active"
    'current_page_item' => 'active',
    'current_page_parent' => 'active',
    'current_page_ancestor' => 'active',
    );
    $text = str_replace(array_keys($replace), $replace, $text);
    return $text;
    }
    add_filter ('wp_nav_menu','current_to_active');

    //Deletes empty classes and removes the sub menu class
    function strip_empty_classes($menu) {
    $menu = preg_replace('/ class=""| class="sub-menu"/','',$menu);
    return $menu;
    }
    add_filter ('wp_nav_menu','strip_empty_classes');
    ?>