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get page or parent page id

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  1.  
  2. #### Submeny, användare WordPress wp_nav_menu Filter
  3. 	function get_page_or_parent_page_id(){
  4. 		global $post;
  5.  
  6. 		if($post->post_parent)
  7. 			return $post->post_parent;
  8. 		else
  9. 			return $post->ID;
  10. 	}
  11. 	function has_subpages(){
  12. 		return strlen(wp_list_pages(array("child_of"=>get_page_or_parent_page_id(), "echo" => false))) > 0;
  13. 	}

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