wordpress-seo / src / generators / schema / abstract-schema-piece.php

abstract-schema-piece.php in Yoast SEO – Advanced SEO with real-time guidance and built-in AI 28.2, at src/generators/schema/abstract-schema-piece.php

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1	<?php
2
3	namespace Yoast\WP\SEO\Generators\Schema;
4
5	use Yoast\WP\SEO\Context\Meta_Tags_Context;
6	use Yoast\WP\SEO\Surfaces\Helpers_Surface;
7
8	/**
9	* Class Abstract_Schema_Piece.
10	*/
11	abstract class Abstract_Schema_Piece {
12
13	/**
14	* The meta tags context.
15	*
16	* @var Meta_Tags_Context
17	*/
18	public $context;
19
20	/**
21	* The helpers surface
22	*
23	* @var Helpers_Surface
24	*/
25	public $helpers;
26
27	/**
28	* Optional identifier for this schema piece.
29	*
30	* Used in the `Schema_Generator::filter_graph_pieces_to_generate()` method.
31	*
32	* @var string
33	*/
34	public $identifier;
35
36	/**
37	* Generates the schema piece.
38	*
39	* @return mixed
40	*/
41	abstract public function generate();
42
43	/**
44	* Determines whether the schema piece is needed.
45	*
46	* @return bool
47	*/
48	abstract public function is_needed();
49	}
50