List of child custom post types lists all custom post types
I think you’re confusing WP_Query with taxonomy arguments. WP_Query doesn’t have a child_of argument, use post_parent. and sort_column should be orderby.
child-pages
Drop-Down Menu of Current Child Pages
This can be approached by using wp_dropdown_pages() with the child_of parameter. global $post; $args = array( ‘child_of’ => $post->ID ); wp_dropdown_pages( $args ); The variable name will be $_GET[‘post_id’] or $_POST[‘post_id’], depending on your form settings, you can change the name by altering the name parameter. The value of the variable is the ID of … Read more
How to paginate a list of child pages
Option 1: Personally I prefer this, because it gives you more options in the long run. Especially considering other setups involving a secondary query, take a look at my other answer I linked below. What you need to do is, make use of the paged parameter WP_Query offers. Additionally you have to setup a variable … Read more
List all posts with the parent or grandparent of a page with a specified ID
You can use get_pages( array( ‘child_of’ => page_id ) ) to get all sub-pages.
How to have a custom URI path for specific page template
You need to add a rewrite rule to WordPress. There are several options to do it depending on your exact needs. Maybe the most general is using add_rewrite_tag() and add_rewrite_rule(): add_action( ‘init’, ‘cyb_rewrite_rules’ ); function cyb_rewrite_rules() { add_rewrite_tag( ‘%variable1%’, ‘([^&]+)’ ); add_rewrite_tag( ‘%variable2%’, ‘([^&]+)’ ); add_rewrite_rule( ^system/([^/]*)/([^/]*)/?’, ‘index.php?pagename=$matches[1]&variable1=$matches[2]&variable2=$matches[3]’, ‘top’ ); } Now, if the URL … Read more
How to Create a Random List of Child Pages
You can make all sorts of selections using wp_query. In your case try this: $query = new WP_Query (array( ‘post_parent’ => 93 // get the children of page with ID 93 ‘post_count’ => 7 // get 7 child pages ‘orderby’ => ‘rand’ // order the results randomly )); Once you have this, you can loop … Read more
Exclude parent with child pages from WP_Query
the_dramatist’s answer will give you only top-level pages that have no children, which matches the example given in your description. However, if you want to get ALL leaf pages, use the following: SELECT * FROM $wpdb->posts WHERE post_type=”page” AND ID NOT in ( SELECT ID FROM $wpdb->posts WHERE post_type=”page” AND ID in ( SELECT post_parent … Read more
Get Child Page IDs by Parent ID
This should work. I’m not entirely sure what is wrong with your code (it’s getting late) but the below code works on my end. Obviously I replaced $order->get_id() with a known ID and post_type was set to page. <?php $parentid = $order->get_id(); $child = new WP_Query( array(‘post_parent’ => $parentid, ‘post_type’ => ‘shop_subscription’) ); if ($child->have_posts()) … Read more
Return value of get_permalink(0) and get_the_title(0)
If an ID is passed to get_the_title() or get_permalink(), they will use get_post() internally to get a copy of the full post object with that ID. But if get_post() is passed either nothing or a “falsy” value, like 0, then it will return the current global $post object. In the context of your code this … Read more
query if page has not child
$args = array( ‘post_status’ => ‘publish’, ‘post_parent’ => $post_id ); $children = get_posts( $args ); if( count( $children ) > 0 ) { //has children } else { //does not have children } Docs: get_posts() This should also allow you to have access to the data of the children, should you need it. If you … Read more