Use update_post_meta(), because if the meta key already exists add_post_meta() will do nothing if $unique is true and otherwise won’t update neither, while update_post_meta(), well, it will update the value of a existing field or create it, if it doesn’t exist yet.
Your have two major issues here The string you are building is correct, but it gets overriden on each iteration of the loop, which at the end will only hold the info from the last post. You need to define your variable outside the loop and then concatenate your info to that variable across the … Read more
Look at the section on $wpdb->get_results(), it allows you to send distinct queries to the database, which is what it sounds like you are looking to do. So… // 1st Method – Declaring $wpdb as global and using it to execute an SQL query statement that returns a PHP object global $wpdb; $results = $wpdb->get_results( … Read more
I tend to make use of the transition_post_status hook as it gives you so much control over what you need to do. Be sure to check out the link for all available status options. What I specially like that the $post object is also passed to the hook, so you can target a specific post … Read more
There is a the_post hook which should let you modify the post object: function my_the_post_action( $post_object ) { // modify post object here } add_action( ‘the_post’, ‘my_the_post_action’ ); But the post data isn’t where your thumbnails are stored. They are associated via a post meta field. That is what you are going to have to … Read more
This function should be displaying both modified and published dates only if they differ. if ( get_the_time( ‘U’ ) !== get_the_modified_time( ‘U’ ) ) { $time_string = ‘<time class=”entry-date published” datetime=”%1$s”>%2$s</time><time class=”updated” datetime=”%3$s”>%4$s</time>’; } Dates are compared using timestamps and if they don’t match the string format is set to two <time> tags otherwise it’s … Read more
You can hook into the loading of any admin screen with add_action( ‘load-post.php’, ‘tbdn_post_screen’ ); function tbdn_post_screen() { // Check here whether you’re adding a post or // editing a post by seeing if $_GET[‘action’] // equals ‘edit’ then add your meta for post with // ID $_GET[‘post’] } Details of all of the admin … Read more
The following worked for me. I hooked my meta saving and retrieving to the same action (post_transition_status), but with different priorities. //Save Your Custom Meta Meta, but hook it to transition_post_status instead of save_post, with a priority of 1 function save_yourpost_meta(){ global $post; if($post -> post_type == ‘your_post_type’) { update_post_meta($post->ID, “your_meta_key”, $_POST[“your_meta_key”]); } } add_action(‘transition_post_status’, … Read more
Something important – when you create a new post the first thing WordPress does is an auto-save, so yes the first time the values should be empty. Perhaps that is what you are experiencing – I don’t see your full code, but I do see The plugin for the custom meta data is hooked in … Read more
You are sending the ID of the menu item not the ID of the page try using url_to_postid() like this: <?php $array_menu = wp_get_nav_menu_items(‘header-menu’); $menu = array(); foreach ($array_menu as $m) { if (empty($m->menu_item_parent)) { ?> <h4><a href=”https://wordpress.stackexchange.com/questions/257249/<?php echo $m->url;?>”><?php echo $m->title;?></a></h4> <p> <?php global $wp_query; $pageID = url_to_postid( $m->url ); echo get_post_meta($pageID, ‘meta_box_subtitle’, true); … Read more