AdminServiceProvider.php

<?php

namespace OWC\OpenPub\Base\Admin;

use OWC\OpenPub\Base\Foundation\ServiceProvider;
use OWC\OpenPub\Base\Models\Item;
use WP_Post;
use WP_REST_Response;

class AdminServiceProvider extends ServiceProvider
{
    public function register(): void
    {
        $this->plugin->loader->addFilter('post_type_link', $this, 'filterPostLink', 10, 4);
        $this->plugin->loader->addFilter('preview_post_link', $this, 'filterPreviewLink', 10, 2);
        $this->plugin->loader->addAction('rest_prepare_openpub-item', $this, 'filterPreviewInNewTabLink', 10, 2);
    }

    /**
     * Change the url for preview of published posts in the portal.
     */
    public function filterPostLink(string $link, WP_Post $post, bool $leavename, $sample): string
    {
        if ($post->post_type !== 'openpub-item' || ! $this->plugin->settings->isPortalSlugValid()) {
            return $link;
        }

        return sprintf('%s%s', Item::makeFrom($post)->getBasePortalURL(), ($leavename ? '%postname%' : $post->post_name));
    }

    /**
     * Change the url for preview of draft posts in the portal.
     */
    public function filterPreviewLink(string $link, WP_Post $post): string
    {
        if ($post->post_type !== 'openpub-item' || ! $this->plugin->settings->isPortalSlugValid()) {
            return $link;
        }

        return sprintf('%s%s', Item::makeFrom($post)->getPortalURL(), '?draft-preview=true');
    }

    /**
     * Change the url of "preview in new tab" button for preview in the portal.
     */
    public function filterPreviewInNewTabLink(WP_REST_Response $response, WP_Post $post): WP_REST_Response
    {
        if ($post->post_status === 'publish' || ! $this->plugin->settings->isPortalSlugValid()) {
            return $response;
        }

        $response->data['link'] = Item::makeFrom($post)->getPortalURL() . "?draft-preview=true";

        return $response;
    }
}