86 lines
1.7 KiB
PHP
86 lines
1.7 KiB
PHP
<?php
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/**
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* @package Freemius
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* @copyright Copyright (c) 2015, Freemius, Inc.
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* @license https://www.gnu.org/licenses/gpl-3.0.html GNU General Public License Version 3
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* @since 1.0.3
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*/
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if ( ! defined( 'ABSPATH' ) ) {
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exit;
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}
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define( 'WP_FS__SECURITY_PARAMS_PREFIX', 's_' );
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/**
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* Class FS_Security
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*/
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class FS_Security {
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/**
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* @var FS_Security
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* @since 1.0.3
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*/
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private static $_instance;
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/**
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* @var FS_Logger
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* @since 1.0.3
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*/
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private static $_logger;
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/**
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* @return \FS_Security
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*/
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public static function instance() {
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if ( ! isset( self::$_instance ) ) {
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self::$_instance = new FS_Security();
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self::$_logger = FS_Logger::get_logger(
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WP_FS__SLUG,
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WP_FS__DEBUG_SDK,
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WP_FS__ECHO_DEBUG_SDK
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);
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}
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return self::$_instance;
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}
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private function __construct() {
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}
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/**
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* @param \FS_Scope_Entity $entity
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* @param int $timestamp
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* @param string $action
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*
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* @return string
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*/
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function get_secure_token( FS_Scope_Entity $entity, $timestamp, $action = '' ) {
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return md5(
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$timestamp .
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$entity->id .
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$entity->secret_key .
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$entity->public_key .
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$action
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);
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}
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/**
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* @param \FS_Scope_Entity $entity
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* @param int|bool $timestamp
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* @param string $action
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*
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* @return array
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*/
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function get_context_params( FS_Scope_Entity $entity, $timestamp = false, $action = '' ) {
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if ( false === $timestamp ) {
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$timestamp = time();
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}
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return array(
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's_ctx_type' => $entity->get_type(),
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's_ctx_id' => $entity->id,
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's_ctx_ts' => $timestamp,
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's_ctx_secure' => $this->get_secure_token( $entity, $timestamp, $action ),
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);
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}
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}
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