gutenberg / lib / experimental / interactivity-api / class-wp-interactivity-store.php

class-wp-interactivity-store.php in Gutenberg 16.6.0, at lib/experimental/interactivity-api/class-wp-interactivity-store.php

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1	<?php
2	/**
3	* WP_Interactivity_Store class
4	*
5	* Manages the initial state of the Interactivity API store in the server and
6	* its serialization so it can be restored in the browser upon hydration.
7	*
8	* @package Gutenberg
9	* @subpackage Interactivity API
10	*/
11
12	if ( class_exists( 'WP_Interactivity_Store' ) ) {
13	return;
14	}
15
16	/**
17	* Manages the initial state of the Interactivity API store in the server and
18	* its serialization so it can be restored in the browser upon hydration.
19	*
20	* It's a private class, exposed by other functions, like `wp_store`.
21	*
22	* @access private
23	*/
24	class WP_Interactivity_Store {
25	/**
26	* Store.
27	*
28	* @var array
29	*/
30	private static $store = array();
31
32	/**
33	* Get store data.
34	*
35	* @return array
36	*/
37	static function get_data() {
38	return self::$store;
39	}
40
41	/**
42	* Merge data.
43	*
44	* @param array $data The data that will be merged with the existing store.
45	*/
46	static function merge_data( $data ) {
47	self::$store = array_replace_recursive( self::$store, $data );
48	}
49
50	/**
51	* Reset the store data.
52	*/
53	static function reset() {
54	self::$store = array();
55	}
56
57	/**
58	* Render the store data.
59	*/
60	static function render() {
61	if ( empty( self::$store ) ) {
62	return;
63	}
64	echo sprintf(
65	'<script id="wp-interactivity-store-data" type="application/json">%s</script>',
66	wp_json_encode( self::$store, JSON_HEX_TAG \| JSON_HEX_AMP )
67	);
68	}
69	}
70