blockspare / freemius / includes / class-fs-security.php

class-fs-security.php in BlockSpare – Gutenberg Blocks for News, Magazine, Blog & Business Websites 1.3.2, at freemius/includes/class-fs-security.php

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1	<?php
2	/**
3	* @package Freemius
4	* @copyright Copyright (c) 2015, Freemius, Inc.
5	* @license https://www.gnu.org/licenses/gpl-3.0.html GNU General Public License Version 3
6	* @since 1.0.3
7	*/
8
9	if ( ! defined( 'ABSPATH' ) ) {
10	exit;
11	}
12
13	define( 'WP_FS__SECURITY_PARAMS_PREFIX', 's_' );
14
15	/**
16	* Class FS_Security
17	*/
18	class FS_Security {
19	/**
20	* @var FS_Security
21	* @since 1.0.3
22	*/
23	private static $_instance;
24	/**
25	* @var FS_Logger
26	* @since 1.0.3
27	*/
28	private static $_logger;
29
30	/**
31	* @return \FS_Security
32	*/
33	public static function instance() {
34	if ( ! isset( self::$_instance ) ) {
35	self::$_instance = new FS_Security();
36	self::$_logger = FS_Logger::get_logger(
37	WP_FS__SLUG,
38	WP_FS__DEBUG_SDK,
39	WP_FS__ECHO_DEBUG_SDK
40	);
41	}
42
43	return self::$_instance;
44	}
45
46	private function __construct() {
47	}
48
49	/**
50	* @param \FS_Scope_Entity $entity
51	* @param int $timestamp
52	* @param string $action
53	*
54	* @return string
55	*/
56	function get_secure_token( FS_Scope_Entity $entity, $timestamp, $action = '' ) {
57	return md5(
58	$timestamp .
59	$entity->id .
60	$entity->secret_key .
61	$entity->public_key .
62	$action
63	);
64	}
65
66	/**
67	* @param \FS_Scope_Entity $entity
68	* @param int\|bool $timestamp
69	* @param string $action
70	*
71	* @return array
72	*/
73	function get_context_params( FS_Scope_Entity $entity, $timestamp = false, $action = '' ) {
74	if ( false === $timestamp ) {
75	$timestamp = time();
76	}
77
78	return array(
79	's_ctx_type' => $entity->get_type(),
80	's_ctx_id' => $entity->id,
81	's_ctx_ts' => $timestamp,
82	's_ctx_secure' => $this->get_secure_token( $entity, $timestamp, $action ),
83	);
84	}
85	}
86