wordpress-seo / src / helpers / post-type-helper.php

post-type-helper.php in Yoast SEO – Advanced SEO with real-time guidance and built-in AI 18.0, at src/helpers/post-type-helper.php

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1	<?php
2
3	namespace Yoast\WP\SEO\Helpers;
4
5	/**
6	* A helper object for post types.
7	*/
8	class Post_Type_Helper {
9
10	/**
11	* The options helper.
12	*
13	* @var Options_Helper
14	*/
15	protected $options_helper;
16
17	/**
18	* Post_Type_Helper constructor.
19	*
20	* @param Options_Helper $options_helper The options helper.
21	*/
22	public function __construct( Options_Helper $options_helper ) {
23	$this->options_helper = $options_helper;
24	}
25
26	/**
27	* Checks if the request post type is public and indexable.
28	*
29	* @codeCoverageIgnore We have to write test when this method contains own code.
30	*
31	* @param string $post_type_name The name of the post type to lookup.
32	*
33	* @return bool True when post type is set to index.
34	*/
35	public function is_indexable( $post_type_name ) {
36	if ( $this->options_helper->get( 'disable-' . $post_type_name, false ) ) {
37	return false;
38	}
39
40	return ( $this->options_helper->get( 'noindex-' . $post_type_name, false ) === false );
41	}
42
43	/**
44	* Returns an array with the public post types.
45	*
46	* @codeCoverageIgnore It only wraps a WordPress function.
47	*
48	* @param string $output The output type to use.
49	*
50	* @return array Array with all the public post_types.
51	*/
52	public function get_public_post_types( $output = 'names' ) {
53	return \get_post_types( [ 'public' => true ], $output );
54	}
55
56	/**
57	* Returns an array with the accessible post types.
58	*
59	* An accessible post type is a post type that is public and isn't set as no-index (robots).
60	*
61	* @return array Array with all the accessible post_types.
62	*/
63	public function get_accessible_post_types() {
64	$post_types = \get_post_types( [ 'public' => true ] );
65	$post_types = \array_filter( $post_types, 'is_post_type_viewable' );
66
67	/**
68	* Filter: 'wpseo_accessible_post_types' - Allow changing the accessible post types.
69	*
70	* @api array $post_types The public post types.
71	*/
72	$post_types = \apply_filters( 'wpseo_accessible_post_types', $post_types );
73
74	// When the array gets messed up somewhere.
75	if ( ! \is_array( $post_types ) ) {
76	return [];
77	}
78
79	return $post_types;
80	}
81
82	/**
83	* Returns an array of post types that are excluded from being indexed for the
84	* indexables.
85	*
86	* @return array The excluded post types.
87	*/
88	public function get_excluded_post_types_for_indexables() {
89	/**
90	* Filter: 'wpseo_indexable_excluded_post_types' - Allow developers to prevent posts of a certain post
91	* type from being saved to the indexable table.
92	*
93	* @param array $excluded_post_types The currently excluded post types.
94	*/
95	$excluded_post_types = \apply_filters( 'wpseo_indexable_excluded_post_types', [] );
96
97	// Failsafe, to always make sure that `excluded_post_types` is an array.
98	if ( ! \is_array( $excluded_post_types ) ) {
99	return [];
100	}
101
102	return $excluded_post_types;
103	}
104
105	/**
106	* Checks if the post type is excluded.
107	*
108	* @param string $post_type The post type to check.
109	*
110	* @return bool If the post type is exclude.
111	*/
112	public function is_excluded( $post_type ) {
113	return \in_array( $post_type, $this->get_excluded_post_types_for_indexables(), true );
114	}
115
116	/**
117	* Checks if the post type with the given name has an archive page.
118	*
119	* @param WP_Post_Type\|string $post_type The name of the post type to check.
120	*
121	* @return bool True when the post type has an archive page.
122	*/
123	public function has_archive( $post_type ) {
124	if ( \is_string( $post_type ) ) {
125	$post_type = \get_post_type_object( $post_type );
126	}
127
128	return ( ! empty( $post_type->has_archive ) );
129	}
130	}
131