The filter “wp_insert_post_data” runs before the data is inserted into the database. When you create a new post, the ID is not set yet, it is set by the auto_increment field in the database. You can use a filter or action later in the process like save_post.
You’re looking for single_cat_title().
function.php should be functions.php.
You can also check if you are on page template with is_page_template function: if(is_page(array(18,52,22,20)) || is_page_template( ‘blog.php’ )) { //do your stuff }
I am advised by WordPress.com support that this is a known bug and they are still working on fixing it as an issue. Currently they suggest a manual workaround to overwrite the unwanted parent theme styles.
The problem is that pre_get_posts is called after you leave the page, so you must also test to see if the search was done from there and for that you can use wp_get_referer() So (in theory, sorry I haven’t the time to test this) you could have if ( !is_admin() && $query->is_search() && $query->is_main_query() && … Read more
The admin bar is using the home_url() function which you can modify the result by using the “home_url” filter, this will change a lot of links on your admin area so looks like it’s not the best solution, anyway remember to use the is_admin() conditional tag or you will affect everything on the front end … Read more
You can change the name of the function along with the needed modifications and copy it to child theme’s function file, then in original file you need to search for add_filter or add_action and in child theme you can unhook original functions using remove_filter or remove_action and the you can use add_filter or add_action with … Read more
You can use wordpress nodes to customize profile menu. Add this in functions.php add_action( ‘admin_bar_menu’, ‘remove_my_account’, 999 ); function remove_my_account( $wp_admin_bar ) { $wp_admin_bar->remove_node( ‘my-account’ ); } add_action( ‘admin_bar_menu’, ‘add_logout’, 999 ); function add_logout( $wp_admin_bar ) { $args = array( ‘id’ => ‘logout’, // id of the existing child node (New > Post) ‘title’ => … Read more
To enqueue scripts on the front-end, the hook should be wp_enqueue_scripts, not login_enqueue_scripts. Also, a better way to see if you’re on a single custom post type is to use is_singular() and pass the post type you want to check: if ( is_singular( ‘events’ ) ) { } get_post_type() relies on the global $post object, … Read more