cartflows / abilities / class-cartflows-abilities-loader.php

class-cartflows-abilities-loader.php in CartFlows – Funnel Builder & Checkout Plugin for WooCommerce 3.0.1, at abilities/class-cartflows-abilities-loader.php

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1	<?php
2	/**
3	* CartFlows Abilities Loader.
4	*
5	* Bootstraps the CartFlows Abilities API integration. Defines constants,
6	* checks for WordPress 6.9+ Abilities API availability, requires the config
7	* and runtime classes, and wires the registration hooks.
8	*
9	* @package CartFlows
10	* @since 2.2.2
11	*/
12
13	// Exit if accessed directly.
14	if ( ! defined( 'ABSPATH' ) ) {
15	exit;
16	}
17
18	/**
19	* Class Cartflows_Abilities_Loader.
20	*/
21	class Cartflows_Abilities_Loader {
22
23	/**
24	* Instance
25	*
26	* @access private
27	* @var object Class object.
28	* @since 2.2.2
29	*/
30	private static $instance;
31
32	/**
33	* Ability runtime instance.
34	*
35	* @var object\|null
36	* @since 2.2.2
37	*/
38	private $runtime = null;
39
40	/**
41	* Initiator
42	*
43	* @since 2.2.2
44	* @return object initialized object of class.
45	*/
46	public static function get_instance() {
47	if ( ! isset( self::$instance ) ) {
48	self::$instance = new self();
49	}
50	return self::$instance;
51	}
52
53	/**
54	* Constructor
55	*/
56	public function __construct() {
57	$this->define_constants();
58	$this->init_hooks();
59	}
60
61	/**
62	* Define Abilities API constants.
63	*
64	* @since 2.2.2
65	* @return void
66	*/
67	public function define_constants() {
68
69	/**
70	* Abilities API integration is present in this build.
71	*
72	* @since 2.2.2
73	*/
74	if ( ! defined( 'CARTFLOWS_ABILITY_API' ) ) {
75	define( 'CARTFLOWS_ABILITY_API', true );
76	}
77
78	/**
79	* Namespace prefix used for all CartFlows ability identifiers.
80	*
81	* Every ability registered by this plugin is named
82	* CARTFLOWS_ABILITY_API_NAMESPACE . '<slug>', e.g. 'cartflows/list-flows'.
83	*
84	* @since 2.2.2
85	*/
86	if ( ! defined( 'CARTFLOWS_ABILITY_API_NAMESPACE' ) ) {
87	define( 'CARTFLOWS_ABILITY_API_NAMESPACE', 'cartflows/' );
88	}
89	}
90
91	/**
92	* Load required ability class files.
93	*
94	* @since 2.2.2
95	* @return void
96	*/
97	public function load_files() {
98	require_once CARTFLOWS_DIR . 'abilities/class-cartflows-ability-config.php';
99	require_once CARTFLOWS_DIR . 'abilities/class-cartflows-ability-runtime.php';
100	}
101
102	/**
103	* Init Hooks.
104	*
105	* Graceful degradation: only loads when the WordPress Abilities API
106	* (WordPress 6.9+) is available on this installation.
107	*
108	* @since 2.2.2
109	* @return void
110	*/
111	public function init_hooks() {
112
113	if ( ! function_exists( 'wp_register_ability' ) \|\| ! class_exists( 'WP_Ability' ) ) {
114	return;
115	}
116
117	$this->load_files();
118
119	$this->runtime = new Cartflows_Ability_Runtime();
120
121	/**
122	* Register CartFlows ability categories.
123	*
124	* Fired by the WordPress Abilities API after category registration opens.
125	*
126	* @since 2.2.2
127	*/
128	add_action( 'wp_abilities_api_categories_init', array( $this->runtime, 'register_categories' ) );
129
130	/**
131	* Register CartFlows abilities.
132	*
133	* Fired by the WordPress Abilities API after ability registration opens.
134	*
135	* @since 2.2.2
136	*/
137	add_action( 'wp_abilities_api_init', array( $this->runtime, 'register' ) );
138	}
139	}
140
141	Cartflows_Abilities_Loader::get_instance();
142