double-opt-in / compatibility / avada / AvadaFrontend.class.php

AvadaFrontend.class.php in Double Opt-In for Contact Form 7 – Secure, GDPR-Compliant Email Verification 2.15, at compatibility/avada/AvadaFrontend.class.php

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1	<?php
2
3	namespace forge12\contactform7\CF7DoubleOptIn {
4	if (!defined('ABSPATH')) {
5	exit;
6	}
7
8	/**
9	* Class Frontend
10	* Responsible to handle the frontend of the Double OptIn
11	*
12	* @package forge12\contactform7\CF7DoubleOptIn
13	*/
14	class AvadaFrontend
15	{
16	/**
17	* Admin constructor.
18	*/
19	public function __construct()
20	{
21	add_action('init', array($this, 'validateOptIn'));
22
23	if(!isset($_GET['optin'])) {
24	add_filter('fusion_form_send_mail_args', array($this, 'onSubmit'), 10, 3);
25	}
26	}
27
28	/**
29	* Store the optin value for the given object by the hash value
30	*
31	* @param $hash
32	* @param $value
33	*
34	* @return int The number of rows changed.
35	*/
36	private function updateOptInByHash($hash, $value)
37	{
38	$OptIn = OptIn::get_by_hash($hash);
39	if ($OptIn->is_confirmed()) {
40	do_action('f12_cf7_doubleoptin_already_confirmed', $hash, $OptIn);
41	return 0;
42	}
43
44	do_action('f12_cf7_doubleoptin_before_confirm', $hash, $OptIn);
45
46	$OptIn->set_doubleoptin($value);
47	$OptIn->set_updatetime(time());
48	$OptIn->set_ipaddr_confirmation(CF7DoubleOptIn::getInstance()->getIPAdress());
49
50	$result = $OptIn->save();
51	if ($result) {
52	do_action('f12_cf7_doubleoptin_after_confirm', $hash, $OptIn);
53	}
54
55	return $result;
56	}
57
58	/**
59	* Add Stylesheets
60	*/
61	public function validateOptIn()
62	{
63
64	if (!isset($_GET['optin'])) {
65	return;
66	}
67
68	$hash = sanitize_text_field($_GET['optin']);
69
70	$OptIn = OptIn::get_by_hash($hash);
71
72	if (null != $OptIn) {
73	if ($OptIn->isType('avada')) {
74	if($this->updateOptInByHash($hash, 1) > 0) {
75	// Setup the contact form 7 which will fire the form send after loading the page)
76	$formData = maybe_unserialize($OptIn->get_content());
77
78	if (!isset($formData['fields']) \|\| !isset($formData['sendmail_args'])) {
79	return;
80	}
81
82	$formData = CF7DoubleOptIn::getInstance()->sanitize_array($formData);
83
84	$_POST = array('formData' => implode('&', $formData['fields']));
85	$_POST['field_labels'] = '';
86	$_POST['form_id'] = $OptIn->get_cf_form_id();
87	$_POST['hidden_field_names'] = '';
88
89	require_once('AvadaFormSubmit.class.php');
90	$AvadaFormSubmit = new AvadaFormSubmit();
91	$AvadaFormSubmit->submit($OptIn->get_cf_form_id(), $formData['sendmail_args']);
92	}
93	}
94	}
95	}
96
97	/**
98	* Add the double opt in link to the body
99	*
100	* @param string $body
101	* @param OptIn $OptIn
102	* @param int $page - The Page ID
103	*
104	* @return string
105	*/
106	private function addDoubleOptInLink($body, $OptIn)
107	{
108	$link = $OptIn->get_link_optin();
109
110	return str_replace('[doubleoptinlink]', $link, $body);
111	}
112
113	/**
114	* Add additional placeholder like time, date, subject
115	* @param $form \WPCF7_ContactForm
116	* @param $submission \WPCF7_Submission
117	* @param $body
118	* @param $OptIn
119	* @param $parameter
120	*/
121	private function addAdditionalPlaceholder($form_data, $body, $OptIn, $parameter)
122	{
123	# set the default timezone
124	date_default_timezone_set(get_option('timezone_string'));
125	$placeholder = array(
126	'doubleoptin_form_url' => $form_data['submission']['source_url]'],
127	'doubleoptin_form_subject' => $parameter['subject'],
128	'doubleoptin_form_date' => date(get_option('date_format')),
129	'doubleoptin_form_time' => date(get_option('time_format')),
130	'doubleoptin_form_email' => get_option('admin_email')
131	);
132
133	foreach ($placeholder as $key => $value) {
134	$body = str_replace('[' . $key . ']', $value, $body);
135	}
136	return $body;
137	}
138
139	/**
140	* Add formular informaition to the database
141	*
142	* @param \WPCF7_ContactForm
143	* @param array
144	*
145	* @return OptIn\|null
146	*/
147	private function addRequest($post_id, $parameter, $sendmail_args, $files = array())
148	{
149	global $wpdb;
150
151	if (null == $wpdb) {
152	return 0;
153	}
154
155	$copiedFiles = array();
156
157	if (!empty($files)) {
158	foreach ($files as $key => $subfiles) {
159	foreach ($subfiles as $file) {
160	$newFile = explode('/', $file);
161	$name = $newFile[count($newFile) - 1];
162	$name = time() . '_' . $name;
163	$newFile[count($newFile) - 1] = $name;
164	$newFile = implode("/", $newFile);
165
166	if (copy($file, $newFile)) {
167	$copiedFiles[] = $newFile;
168	}
169	}
170	}
171	}
172
173	$parameter = \apply_filters('f12_cf7_doubleoptin_add_request_parameter', $parameter);
174
175	$formParameter = CF7DoubleOptIn::getInstance()->getParameter($post_id);
176
177	$form = get_post($post_id);
178
179	$data = array(
180	'cf_form_id' => $post_id,
181	'doubleoptin' => 0,
182	'createtime' => time(),
183	'content' => maybe_serialize(array('fields' => $parameter, 'sendmail_args' => $sendmail_args)),
184	'files' => maybe_serialize($copiedFiles),
185	'ipaddr_register' => CF7DoubleOptIn::getInstance()->getIPAdress(),
186	'category' => (int)$formParameter['category'],
187	'form' => do_shortcode($form->post_content),
188	'email' => $parameter[$formParameter['recipient']],
189	);
190
191	$OptIn = new OptIn($data);
192	if ($OptIn->save()) {
193	return $OptIn;
194	}
195	return null;
196	}
197
198	/**
199	* Validate if the optin is enabled.
200	*/
201	private function isOptinEnabled($post_id)
202	{
203	// Disable optin sending if the optin flag is set.
204	if (isset($_GET['optin'])) {
205	return false;
206	}
207
208	$parameter = CF7DoubleOptIn::getInstance()->getParameter($post_id);
209
210	if ((int)$parameter['enable'] != 1) {
211	return false;
212	}
213
214	return true;
215	}
216
217	private function get_results_from_message($type, $info){
218	return [
219	'status' => $type,
220	'info' => $info,
221	];
222	}
223
224	/**
225	* On Form Submit add the double optin if enabled
226	* @param array $parameter
227	* @param int $post_id
228	* @param array $data
229	*/
230	public function onSubmit($form_parameter, $submission_id, $form_data)
231	{
232	$post_id = isset($_POST['form_id']) ? absint(sanitize_text_field(wp_unslash($_POST['form_id']))) : 0; // phpcs:ignore WordPress.Security.NonceVerification
233	if (!$post_id) {
234	return $form_parameter;
235	}
236	$parameter = CF7DoubleOptIn::getInstance()->getParameter($post_id);
237
238	if ($this->isOptinEnabled($post_id)) {
239
240	// Remove Contact Form 7 DB hook to ensure the optin mail is not saved
241	$OptIn = $this->addRequest($post_id, $form_data['data'], $form_parameter, $form_parameter['attachments']);
242	$body = $this->addDoubleOptInLink($parameter['body'], $OptIn);
243	$body = $this->addAdditionalPlaceholder($form_data, $body, $OptIn, $parameter);
244
245	// Update the opt in after setting the opt-in content.
246	$OptIn->set_mail_optin($body);
247	$OptIn->save();
248
249	// Prepare the Opt-In Mail
250	$headers = 'MIME-Version: 1.0' . "\r\n";
251	$headers .= 'Content-type: text/html; charset=UTF8' . "\r\n";
252	$headers .= 'From: ' . $parameter['sender'] . "\r\n";
253
254	// $recipient = $parameter[$formParameter['recipient']];
255
256	\wp_mail(
257	$form_data['data'][$parameter['recipient']],
258	$parameter['subject'],
259	$body,
260	$headers
261	);
262
263	do_action('f12_cf7_doubleoptin_sent', $form_data, $post_id);
264
265	die( wp_json_encode( $this->get_results_from_message( 'success', 'opt-in send' ) ) );
266
267	//$abort = true;
268	} else if (isset($_GET['optin'])) {
269	$OptIn = OptIn::get_by_hash(esc_sql($_GET['optin']));
270	}
271	return $form_parameter;
272	}
273	}
274	}