wp-parsely / src / Endpoints / class-metadata-endpoint.php

class-metadata-endpoint.php in Parse.ly 3.2.1, at src/Endpoints/class-metadata-endpoint.php

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1	<?php
2	/**
3	* Metadata endpoint abstract class
4	*
5	* @package Parsely\Endpoints
6	* @since 3.2.0
7	*/
8
9	declare(strict_types=1);
10
11	namespace Parsely\Endpoints;
12
13	use Parsely\Parsely;
14
15	/**
16	* Metadata endpoint classes are expected to implement the remaining functions of the class.
17	*
18	* @since 3.2.0
19	*/
20	abstract class Metadata_Endpoint {
21	protected const FIELD_NAME = 'parsely';
22
23	/**
24	* Instance of Parsely class.
25	*
26	* @var Parsely
27	*/
28	protected $parsely;
29
30	/**
31	* Constructor.
32	*
33	* @param Parsely $parsely Instance of Parsely class.
34	*/
35	public function __construct( Parsely $parsely ) {
36	$this->parsely = $parsely;
37	}
38
39	/**
40	* Function to start up the class and enqueue necessary actions.
41	*
42	* @since 3.2.0
43	*
44	* @return void
45	*/
46	abstract public function run(): void;
47
48	/**
49	* Registers the metadata fields on the appropriate resource types.
50	*
51	* @since 3.2.0
52	*
53	* @return void
54	*/
55	abstract public function register_meta(): void;
56
57	/**
58	* Get the metadata in string format.
59	*
60	* @since 3.2.0
61	*
62	* @param string $meta_type `json_ld` or `repeated_metas`.
63	* @return string The metadata as HTML code.
64	*/
65	public function get_rendered_meta( string $meta_type ): string {
66	ob_start();
67	$this->parsely->render_metadata( $meta_type );
68	$out = ob_get_clean();
69
70	if ( false === $out ) {
71	return '';
72	}
73
74	return trim( $out );
75	}
76	}
77