cartflows / classes / importer / batch-process / helpers / class-wp-async-request.php

class-wp-async-request.php in CartFlows – Funnel Builder & Checkout Plugin for WooCommerce 3.1.1, at classes/importer/batch-process/helpers/class-wp-async-request.php

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1	<?php
2	/**
3	* WP Async Request
4	*
5	* @see https://github.com/A5hleyRich/wp-background-processing/
6	* @package WP-Background-Processing
7	*/
8
9	// Exit if accessed directly.
10	if ( ! defined( 'ABSPATH' ) ) {
11	exit;
12	}
13	if ( ! class_exists( 'WP_Async_Request' ) ) {
14
15	/**
16	* Abstract WP_Async_Request class.
17	*
18	* @abstract
19	*/
20	abstract class WP_Async_Request {
21
22	/**
23	* Prefix
24	*
25	* (default value: 'wp')
26	*
27	* @var string
28	* @access protected
29	*/
30	protected $prefix = 'wp';
31
32	/**
33	* Action
34	*
35	* (default value: 'async_request')
36	*
37	* @var string
38	* @access protected
39	*/
40	protected $action = 'async_request';
41
42	/**
43	* Identifier
44	*
45	* @var mixed
46	* @access protected
47	*/
48	protected $identifier;
49
50	/**
51	* Data
52	*
53	* (default value: array())
54	*
55	* @var array
56	* @access protected
57	*/
58	protected $data = array();
59
60	/**
61	* Initiate new async request
62	*/
63	public function __construct() {
64	$this->identifier = $this->prefix . '_' . $this->action;
65
66	add_action( 'wp_ajax_' . $this->identifier, array( $this, 'maybe_handle' ) );
67	}
68
69	/**
70	* Set data used during the request
71	*
72	* @param array $data Data.
73	*
74	* @return $this
75	*/
76	public function data( $data ) {
77	$this->data = $data;
78
79	return $this;
80	}
81
82	/**
83	* Dispatch the async request
84	*
85	* @return array\|WP_Error
86	*/
87	public function dispatch() {
88	$url = add_query_arg( $this->get_query_args(), $this->get_query_url() );
89	$args = $this->get_post_args();
90
91	return wp_remote_post( esc_url_raw( $url ), $args );
92	}
93
94	/**
95	* Get query args
96	*
97	* @return array
98	*/
99	protected function get_query_args() {
100	if ( property_exists( $this, 'query_args' ) ) {
101	return $this->query_args;
102	}
103
104	return array(
105	'action' => $this->identifier,
106	'nonce' => wp_create_nonce( $this->identifier ),
107	);
108	}
109
110	/**
111	* Get query URL
112	*
113	* @return string
114	*/
115	protected function get_query_url() {
116	if ( property_exists( $this, 'query_url' ) ) {
117	return $this->query_url;
118	}
119
120	return admin_url( 'admin-ajax.php' );
121	}
122
123	/**
124	* Get post args
125	*
126	* @return array
127	*/
128	protected function get_post_args() {
129	if ( property_exists( $this, 'post_args' ) ) {
130	return $this->post_args;
131	}
132
133	return array(
134	'timeout' => 0.01,
135	'blocking' => false,
136	'body' => $this->data,
137	'cookies' => $_COOKIE,
138	'sslverify' => apply_filters( 'https_local_ssl_verify', false ),
139	);
140	}
141
142	/**
143	* Maybe handle
144	*
145	* Check for correct nonce and pass to handler.
146	*/
147	public function maybe_handle() {
148	// Don't lock up other requests while processing.
149	session_write_close();
150
151	check_ajax_referer( $this->identifier, 'nonce' );
152
153	$this->handle();
154
155	wp_die();
156	}
157
158	/**
159	* Handle
160	*
161	* Override this method to perform any actions required
162	* during the async request.
163	*/
164	abstract protected function handle();
165
166	}
167	}
168