defender-security / src / component / security-tweaks / php-version.php

php-version.php in Defender Security – Malware Scanner, Login Security & Firewall 3.0.1, at src/component/security-tweaks/php-version.php

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1	<?php
2
3	namespace WP_Defender\Component\Security_Tweaks;
4
5	use Calotes\Base\Component;
6
7	/**
8	* Class PHP_Version
9	* @package WP_Defender\Component\Security_Tweaks
10	*/
11	class PHP_Version extends Component {
12	public $slug = 'php-version';
13	public $min_php = null;
14	public $stable_php = null;
15	public $current_php = PHP_VERSION;
16
17	/**
18	* Check whether the issue has been resolved or not.
19	*
20	* @return bool
21	*/
22	public function check() {
23	return $this->is_resolved();
24	}
25
26	/**
27	* Here is the code for processing, if the return is true, we add it to resolve list, WP_Error if any error.
28	*
29	* @return bool
30	*/
31	public function process() {
32	return true;
33	}
34
35	/**
36	* This is for un-do stuff that has be done in @process.
37	*
38	* @return bool
39	*/
40	public function revert() {
41	return true;
42	}
43
44	/**
45	* Shield up.
46	*
47	* @return bool
48	*/
49	public function shield_up() {
50	return true;
51	}
52
53	/**
54	* Check wheter the issue is resolved or not.
55	*
56	* @return bool
57	*/
58	private function is_resolved() {
59	$this->set_php_versions();
60
61	return version_compare( $this->current_php, $this->min_php, '>' );
62	}
63
64	/**
65	* Setup PHP versions.
66	*
67	* @return void
68	*/
69	private function set_php_versions() {
70	if ( ! function_exists( 'wp_check_php_version' ) ) {
71	$info = defender_wp_check_php_version();
72	} else {
73	$info = wp_check_php_version();
74	}
75
76	if ( ! $info ) {
77	$this->min_php = 'n/a';
78	$this->stable_php = 'n/a';
79
80	return;
81	}
82
83	$supported_php = apply_filters( "defender_{$this->slug}_supported_php", [ '7.2', '7.3', '7.4', '8.0', '8.1' ] );
84	$this->stable_php = $info['recommended_version'];
85	$position = array_search( $this->stable_php, $supported_php, true );
86
87	if ( false !== $position && ! empty( $supported_php[ $position ] ) ) {
88	$this->min_php = $supported_php[ $position ];
89	}
90	}
91
92	/**
93	* Return a summary data of this tweak.
94	*
95	* @return array
96	*/
97	public function to_array() {
98	$this->set_php_versions();
99
100	return [
101	'slug' => $this->slug,
102	'title' => __( 'Update PHP to latest version', 'wpdef' ),
103	'errorReason' => sprintf( __( "PHP versions older than %s are no longer supported. For security and stability we strongly recommend you upgrade your PHP version to version %s or newer as soon as possible.", 'wpdef' ), $this->min_php, $this->min_php ),
104	'successReason' => __( 'You have the latest version of PHP installed, good stuff!', 'wpdef' ),
105	'misc' => [
106	'php_version' => $this->current_php,
107	'min_php_version' => $this->min_php,
108	'stable_php_version' => $this->stable_php,
109	],
110	];
111	}
112	}
113