Profile: kelvinL-2

/**
 * Custom code to hide UI to create >1 global-setting posts
 */
function disable_new_posts() {
  
    $global_settings = get_posts( 'post_type=global-setting' );
 
    if ( count($global_settings) != 0 ) {
      // Remove sidebar link
      global $submenu;
      unset($submenu['edit.php?post_type=global-setting'][10]);
 
      // Hide Add new button with CSS
      // * change post id to id of existing post on next line *
      if ((isset($_GET['post_type']) && $_GET['post_type'] == 'global-setting') || $_GET['post'] == 273) {
          echo '%MINIFYHTMLb8a8432e92a03a7d02f4061d76fed79384%';
      }
    } 
}
add_action('admin_menu', 'disable_new_posts');