class-foogallery-sitemaps.php — Gallery : FooGallery 3.1.36

foogallery / includes / class-foogallery-sitemaps.php

foogallery / includes Last commit date

class-foogallery-sitemaps.php

100 lines

1	<?php
2	/**
3	* Class for managing sitemaps within FooGallery
4	*/
5
6	if ( ! class_exists( 'FooGallery_Sitemaps' ) ) {
7	class FooGallery_Sitemaps {
8	public function __construct() {
9	//add_action('init', array( $this, 'register_sitemaps' ) );
10	//add_filter( 'wp_sitemaps_posts_entry', array( $this, 'add_images_to_sitemap_entry'), 10, 3 );
11	}
12
13	public function register_sitemaps() {
14	//check if WordPress sitemaps are supported
15	if ( function_exists( 'wp_register_sitemap_provider' ) && class_exists( 'WP_Sitemaps_Provider' ) ) {
16	$provider = new FooGallery_Sitemaps_Provider();
17	wp_register_sitemap_provider( 'foogallery', $provider );
18	}
19	}
20
21	public function add_images_to_sitemap_entry( $sitemap_entry, $post, $post_type ) {
22	$galleries = get_post_meta( $post->ID, FOOGALLERY_META_POST_USAGE );
23	foreach ( $galleries as $gallery_id ) {
24
25	//load each gallery
26	$gallery = FooGallery::get_by_id( $gallery_id );
27
28	if ( false === $gallery ) continue;
29
30	//add each image to the sitemap image array
31	foreach ( $gallery->attachments() as $attachment ) {
32	$sitemap_entry['image:image'][] = array(
33	'image:loc' => $attachment->url,
34	'image:title' => $attachment->caption,
35	'image:caption' => $attachment->alt
36	);
37	}
38	}
39
40	return $sitemap_entry;
41	}
42	}
43	}
44
45	if ( ! class_exists( 'FooGallery_Sitemaps_Provider' ) ) {
46	class FooGallery_Sitemaps_Provider extends WP_Sitemaps_Provider {
47
48	/**
49	* WP_Sitemaps_My_Plugin constructor.
50	*
51	* @since 5.5.0 (use your plugin version)
52	*/
53	public function __construct() {
54	$this->name = 'foogallery';
55	$this->object_type = 'image';
56	}
57
58	public function get_url_list( $page_num, $object_subtype = '' ) {
59	$url_list = array();
60
61	//get all galleries
62	$galleries = foogallery_get_all_galleries();
63
64	//find all pages or posts that have galleries
65	foreach ( $galleries as $gallery ) {
66	$gallery_usages = $gallery->find_usages();
67
68	foreach ( $gallery_usages as $post ) {
69	$sitemap_entry = array(
70	'loc' => get_permalink( $post ),
71	);
72
73	$url_list[] = $sitemap_entry;
74	}
75	}
76
77	return $url_list;
78	}
79
80	/**
81	* Gets the max number of pages available for the object type.
82	*
83	* @since 5.5.0 (use your plugin version)
84	*
85	* @see WP_Sitemaps_Provider::max_num_pages
86	*
87	* @param string $object_subtype Optional. Default empty.
88	*
89	* @return int Total page count.
90	*/
91	public function get_max_num_pages( $object_subtype = '' ) {
92	// again, use a function from your own plugin to fetch this data.
93	//$pages = plugin_prefix_get_my_pagination();
94
95	//return count( $pages );
96
97	return 0;
98	}
99	}
100	}