ap-podcast-type-plugin.php

function ap_register_podcast_post_type() {

$labels = array(
 'name' => __( 'Podcast Configs', 'newsuk' ),
 'singular_name' => __( 'Podcast Config', 'newsuk' ),
 'add_new' => __( 'New Podcast Config', 'newsuk' ),
 'add_new_item' => __( 'Add New Podcast Config', 'newsuk' ),
 'edit_item' => __( 'Edit Podcast Config', 'newsuk' ),
 'new_item' => __( 'New Podcast Config', 'newsuk' ),
 'view_item' => __( 'View Podcast Config','newsuk' ),
 'search_items' => __( 'Search Podcast Configs', 'newsuk'),
 'not_found' =>  __( 'No Podcast Configs Found', 'newsuk' ),
 'not_found_in_trash' => __( 'No Podcast Configs found in Trash', 'newsuk' ),
);

$args = array(
 'labels' => $labels,
 'has_archive' => true,
 'public' => true,
 'hierarchical' => false,
 'supports' => array(
  'title',
  'custom-fields',
  'thumbnail',
  'page-attributes'
 ),
 'taxonomies' => array('category'),
 'rewrite'   => array( 'slug' => 'podcast-config' ),
 'show_in_rest' => true
);

register_post_type( 'wd-podcast-config', $args );


$string_meta_arg = array(
    'type'      => 'string', // Validate and sanitize the meta value as a string.
    'description'    => 'A meta key associated with a string meta value.', // Shown in the schema for the meta key.
    'single'        => true, // Return a single value of the type. Default: false.
    'show_in_rest'    => true, // Show in the WP REST API response. Default: false.
);

$numeric_meta_arg = array(
    'type'      => 'number', // Validate and sanitize the meta value as a string.
    'description'    => 'A meta key associated with a string meta value.', // Shown in the schema for the meta key.
    'single'        => true, // Return a single value of the type. Default: false.
    'show_in_rest'    => true, // Show in the WP REST API response. Default: false.
);
 
register_meta( 'post', 'podcast_feed_url', $string_meta_arg);
register_meta( 'post', 'display_sequence_number', $numeric_meta_arg);
}

add_action( 'init', 'ap_register_podcast_post_type' );

//add custom column
add_action( 'manage_wd-podcast-config_posts_custom_column' , 'custom_podcast_config_column', 10, 2 );
add_filter( 'manage_wd-podcast-config_posts_columns', 'set_podcast_config_columns' );

//add custom sortable column
add_filter( 'manage_edit-wd-podcast-config_sortable_columns', 'set_podcast_config_columns' );

 
function set_podcast_config_columns($columns) {
    $columns['display_sequence_number'] = __( 'Display Sequence', 'newsuk' );
 
    return $columns;
}
 
function custom_podcast_config_column( $column, $post_id ) {
    switch ( $column ) {
 
        case 'display_sequence_number' :
            echo get_post_meta( $post_id , 'display_sequence_number' , true ); 
            break;
    }
}