double-opt-in / core / SpamMechanics.class.php

SpamMechanics.class.php in Double Opt-In for Contact Form 7 – Secure, GDPR-Compliant Email Verification 5.5.0, at core/SpamMechanics.class.php

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1	<?php
2
3	namespace Forge12\ContactForm7\CF7DoubleOptIn;
4
5	use Forge12\Shared\LoggerInterface;
6
7	if (!defined('ABSPATH')) {
8	exit;
9	}
10
11	class SpamMechanics
12	{
13	/** @var LoggerInterface */
14	private $logger;
15
16	/**
17	* Konstruktor
18	*
19	* @param LoggerInterface $logger
20	*/
21	public function __construct(LoggerInterface $logger)
22	{
23	$this->logger = $logger;
24	$this->initialize();
25	}
26
27	/**
28	* Initialisiert die Spam-Mechanik-Deaktivierung,
29	* falls ein gültiger Opt-in-Link aufgerufen wurde.
30	*
31	* @return void
32	*/
33	private function initialize()
34	{
35	$this->logDebug('disableSpamMechanics called');
36
37	$hash = isset($_GET['optin']) ? sanitize_text_field($_GET['optin']) : '';
38	if (empty($hash)) {
39	$this->logDebug('No opt-in hash found, skipping disableSpamMechanics');
40	return;
41	}
42
43	$optIn = OptIn::get_by_hash($hash);
44	if (!$optIn) {
45	$this->logDebug('Invalid opt-in hash, skipping disableSpamMechanics');
46	return;
47	}
48
49	if ($optIn->is_confirmed()) {
50	$this->logDebug('Opt-in already confirmed, skipping disableSpamMechanics');
51	return;
52	}
53
54	$this->disableForge12Captcha();
55	$this->disableGoogleRecaptcha();
56	$this->disableHCaptcha();
57
58	$this->logDebug('All spam protection filters removed');
59	}
60
61	/**
62	* Deaktiviert Forge12 Captcha-Integrationen für CF7, Avada und Elementor.
63	*
64	* @return void
65	*/
66	private function disableForge12Captcha()
67	{
68	$filters = array(
69	'f12_cf7_captcha_is_installed_cf7',
70	'f12_cf7_captcha_is_installed_avada',
71	'f12_cf7_captcha_is_installed_elementor', // Tippfehler korrigiert
72	);
73
74	foreach ($filters as $filter) {
75	add_filter($filter, function ($is_active) {
76	return false;
77	}, 999, 1);
78	}
79
80	$this->logDebug('Forge12 Captcha filters removed');
81	}
82
83	/**
84	* Entfernt Google reCAPTCHA Filter für CF7.
85	*
86	* @return void
87	*/
88	private function disableGoogleRecaptcha()
89	{
90	remove_filter('wpcf7_spam', 'wpcf7_recaptcha_verify_response', 9);
91	$this->logDebug('Google reCAPTCHA filter removed');
92	}
93
94	/**
95	* Deaktiviert hCaptcha-Validierung für CF7.
96	*
97	* @return void
98	*/
99	private function disableHCaptcha()
100	{
101	if (class_exists('\HCaptcha\CF7\CF7')) {
102	global $wp_filter;
103
104	if (isset($wp_filter['wpcf7_validate'])) {
105	foreach ($wp_filter['wpcf7_validate']->callbacks as $priority => $hooks) {
106	foreach ($hooks as $key => $hook) {
107	if (is_array($hook['function']) && $hook['function'][0] instanceof \HCaptcha\CF7\CF7) {
108	remove_filter('wpcf7_validate', $hook['function'], $priority);
109	$this->logDebug('hCaptcha CF7 validation filter removed');
110	return;
111	}
112	}
113	}
114	}
115	}
116	}
117
118	/**
119	* Vereinheitlichter Logger für Debug-Nachrichten.
120	*
121	* @param string $message
122	* @param array $context
123	* @return void
124	*/
125	private function logDebug($message, $context = array())
126	{
127	$defaultContext = array(
128	'plugin' => 'double-opt-in',
129	'class' => __CLASS__,
130	);
131
132	$context = array_merge($defaultContext, $context);
133
134	$this->logger->debug($message, $context);
135	}
136
137	/**
138	* @return LoggerInterface
139	*/
140	public function get_logger()
141	{
142	return $this->logger;
143	}
144	}