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class-rank-math-seo-sitemaps.php
52 lines
| 1 | <?php |
| 2 | |
| 3 | if ( ! defined( 'ABSPATH' ) ) { |
| 4 | exit; |
| 5 | } |
| 6 | |
| 7 | /** |
| 8 | * Adds support for Rank Math SEO Sitemaps |
| 9 | * |
| 10 | * Created by Rank Math. |
| 11 | * Date: 27/09/2019 |
| 12 | */ |
| 13 | if ( ! class_exists( 'FooGallery_RankMath_Seo_Sitemap_Support' ) ) { |
| 14 | |
| 15 | class FooGallery_RankMath_Seo_Sitemap_Support { |
| 16 | |
| 17 | function __construct() { |
| 18 | add_filter( 'rank_math/sitemap/urlimages', array( $this, 'add_images_to_sitemap' ), 10, 2 ); |
| 19 | } |
| 20 | |
| 21 | function add_images_to_sitemap( $images, $post_id ) { |
| 22 | //check the content for $post_id contains a foogallery shortcode |
| 23 | |
| 24 | //get all the foogalleries used in the posts |
| 25 | $galleries = get_post_meta( $post_id, FOOGALLERY_META_POST_USAGE ); |
| 26 | if ( is_array( $galleries ) ) { |
| 27 | foreach ( $galleries as $gallery_id ) { |
| 28 | |
| 29 | //load each gallery |
| 30 | $gallery = FooGallery::get_by_id( $gallery_id ); |
| 31 | |
| 32 | if ( false === $gallery ) { |
| 33 | continue; |
| 34 | } |
| 35 | |
| 36 | //add each image to the sitemap image array |
| 37 | foreach ( $gallery->attachments() as $attachment ) { |
| 38 | $image = array( |
| 39 | 'src' => $attachment->url, |
| 40 | 'title' => $attachment->caption, |
| 41 | 'alt' => $attachment->alt |
| 42 | ); |
| 43 | $images[] = $image; |
| 44 | } |
| 45 | } |
| 46 | } |
| 47 | |
| 48 | return $images; |
| 49 | } |
| 50 | } |
| 51 | } |
| 52 |