wp-cubi-acf-post-object-field-with-id.php

wp-cubi-acf-post-object-field-with-id.php

<?php

/*
 * Plugin Name:  ACF Post Object Field With ID
 * Description:  Show & search by ID with acf post object field
 * Author:       Pierre Dargham
 * Author URI:   https://github.com/pierre-dargham/
 * Version:      1.0
*/

namespace Globalis\WP\Cubi;

add_filter('acf/fields/post_object/result', __NAMESPACE__ . '\\acf_post_object_title_show_ID', 10, 4);
add_filter('acf/fields/post_object/query', __NAMESPACE__ . '\\acf_post_object_search_by_ID', 10, 3);

function acf_post_object_title_show_ID($title, $post, $field, $post_id)
{
    return $post->ID . ' : ' . $title;
}

function acf_post_object_search_by_ID($args, $field, $post_id)
{
    if (!empty($args['s']) && is_numeric($args['s']) && strval(intval($args['s'])) == strval($args['s'])) {
        $search_id = $args['s'];
        $args['post__in'] = [$search_id];
        unset($args['s']);
    }
    return $args;
}