double-opt-in / compatibility / cf7 / CF7Frontend.class.php

CF7Frontend.class.php in Double Opt-In for Contact Form 7 – Secure, GDPR-Compliant Email Verification 3.0.62, at compatibility/cf7/CF7Frontend.class.php

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1	<?php
2
3	namespace forge12\contactform7\CF7DoubleOptIn {
4	if ( ! defined( 'ABSPATH' ) ) {
5	exit;
6	}
7
8	use forge12\plugins\ContactForm7;
9
10	/**
11	* Class Frontend
12	* Responsible to handle the frontend of the Double OptIn
13	*
14	* @package forge12\contactform7\CF7DoubleOptIn
15	*/
16	class CF7Frontend extends OptInFrontend {
17	/**
18	* Admin constructor.
19	*/
20	public function __construct() {
21
22	parent::__construct( 'cf7' );
23	add_action( 'wpcf7_before_send_mail', array( $this, 'onSubmit' ), 5, 3 );
24	}
25
26	/**
27	* Get the recipient email address
28	*
29	* @param string $recipient The recipient email address
30	* @param array $formParameter The form parameter array
31	* @param array $postParameter The post parameter array
32	*
33	* @return string The sanitized recipient email address
34	*/
35	public function getRecipient( string $recipient, array $formParameter, array $postParameter ): string {
36	/**
37	* Ensure the recipient has been defined in the settings
38	*/
39	if ( ! isset( $formParameter['recipient'] ) ) {
40	return $recipient;
41	}
42
43	$recipient = $formParameter['recipient'];
44
45	$recipient = str_replace( '[', '', $recipient );
46	$recipient = str_replace( ']', '', $recipient );
47
48	/**
49	* Get the Recipient from the post parameter
50	*/
51	if ( isset( $postParameter[ $recipient ] ) ) {
52	$recipient = sanitize_email( $_POST[ $recipient ] );
53	}
54
55	return $recipient;
56	}
57
58	/**
59	* Send the default email for the given OptIn. (Original Mail after Opt-In Confirmation)
60	*
61	* @param OptIn $OptIn The OptIn object containing the email content and form ID.
62	*
63	* @return void
64	*/
65	public function sendDefaultMail( OptIn $OptIn ): void {
66	if(!function_exists('wpcf7')) {
67	return;
68	}
69	/**
70	* Prepare the Post Data
71	*/
72	$data = maybe_unserialize( $OptIn->get_content() );
73
74	/**
75	* Sanitize the Data
76	*/
77	$_POST = SanitizeHelper::sanitize_array( $data );
78
79	/**
80	* Prepare the Contact Form
81	*/
82	$ContactForm = \WPCF7_ContactForm::get_instance( $OptIn->get_cf_form_id() );
83
84	/**
85	* Prepare the Submission Instance
86	*/
87	$submission = \WPCF7_Submission::get_instance( $ContactForm );
88	}
89
90	/**
91	* On Form Submit add the double optin if enabled
92	*
93	* @param $form \WPCF7_ContactForm
94	* @param bool
95	* @param $submission \WPCF7_Submission
96	*/
97	public function onSubmit( $form, &$abort, $submission ) {
98	$parameter = CF7DoubleOptIn::getInstance()->getParameter( $form->id() );
99
100	if ( $this->isOptinEnabled( $form->id() ) ) {
101	// Remove Contact Form 7 DB hook to ensure the optin mail is not saved
102	remove_action( 'wpcf7_before_send_mail', 'cfdb7_before_send_mail' );
103
104	if(apply_filters('f12_cf7_doubleoptin_skip_option', false, $form->id(), $submission->get_posted_data(), $this->type)){
105	return; // Skip if requested
106	}
107
108	// Get the OptIn Object
109	$OptIn = $this->maybeCreateOptIn( $form->id(), $form->form_html(), $submission->get_posted_data(), $submission->uploaded_files() );
110
111	/**
112	* Skip if OptIn not created
113	*/
114	if ( ! $OptIn ) {
115	return;
116	}
117
118	// Add the Form URL to the parameters
119	$parameter['formUrl'] = $submission->get_meta( 'url' );
120
121	// Get the Body content
122	$body = $parameter['body'];
123
124	// Replace the Placeholders within the body content.
125	$body = $this->addPlaceholders( $body, $OptIn, $parameter );
126
127	/**
128	* Body
129	*
130	* Filters the Body of the OptIn Mail. Allows developers to adjust the content
131	* before transmission.
132	*
133	* @param string $body The content of the OptIn Mail.
134	*
135	* @since 2.3.3
136	*/
137	$body = apply_filters( 'f12_cf7_doubleoptin_body', $body );
138
139	/**
140	* Set the OptIn Mail Content to the OptIn Object.
141	*/
142	$OptIn->set_mail_optin( $body );
143	$OptIn->save();
144
145	/**
146	* Recipient
147	*/
148	$additional_headers = '';
149
150	/**
151	* OptIn Mail Arguments
152	*
153	* Filters the Arguments for the OptIn Mail. This hook allows developers
154	* to add additional content to the Mail.
155	*
156	* @formatter:off
157	*
158	* @param $args {
159	* @type string $subject The Subject of the OptIn Mail
160	* @type string $body The Body of the OptIn Mail,
161	* @type string $sender The Sender of the OptIn Mail
162	* @type string $recipient The recipient of the OptIn Mail
163	* @type bool $use_html Enable/Disable HTML for the OptIn Mail. Default: true
164	* @type string $additional_headers Additional Header Information for the Mail.
165	* }
166	*
167	* @formatter:on
168	*
169	* @since 2.3.3
170	*/
171	$args = apply_filters( 'f12-cf7-doubleoptin-cf7-args', [
172	'subject' => $parameter['subject'],
173	'body' => $body,
174	'sender' => $parameter['sender'],
175	'sender_name' => $parameter['sender_name'],
176	'recipient' => $parameter['recipient'],
177	'use_html' => true,
178	'additional_headers' => $additional_headers
179	] );
180
181	/**
182	* Set the Header
183	*/
184	if ( ! empty( $parameter['sender_name'] ) ) {
185	$args['additional_headers'] .= 'From: ' . $args['sender_name'] . ' <' . $args['sender'] . '>';
186	}
187
188	// Prepare the Opt-In Mail
189	\WPCF7_Mail::send( $args, 'mail' );
190
191	// Skip all mails following
192	add_filter( 'wpcf7_skip_mail', '__return_true' );
193
194	/**
195	* Action after the OptIn Mail has been sent.
196	*
197	* Allows other developers to do additional tasks after the OptIn Mail has been submitted.
198	*
199	* @formatter:off
200	*
201	* @param \WPCF7_ContactForm $form The Contact Form 7 Form Object
202	* @param int $formId The Post ID of the CF7 Form.
203	*
204	* @formatter:on
205	*
206	* @since 2.3.3
207	*/
208	do_action( 'f12_cf7_doubleoptin_sent', $form, $form->id() );
209
210	} else if ( isset( $_GET['optin'] ) ) {
211	/**
212	* Add Files / Attachments to the OptIn Mail.
213	*/
214	$hash = sanitize_text_field( $_GET['optin'] );
215
216	/**
217	* Get the OptIn Object
218	*/
219	$OptIn = OptIn::get_by_hash( $hash );
220
221	/**
222	* Skip if the OptIn has not been found.
223	*/
224	if ( null == $OptIn ) {
225	return;
226	}
227
228	/**
229	* Get the Files from the OptIn Object
230	*/
231	$files = maybe_unserialize( $OptIn->get_files() );
232
233	/**
234	* Skip if no files has been found
235	*/
236	if ( empty( $files ) ) {
237	return;
238	}
239
240	/**
241	* Loop through all attachments/files.
242	*/
243	foreach ( $files as $file ) {
244	/**
245	* Skip file if the name is empty
246	*/
247	if ( ! empty( $file ) ) {
248	continue;
249	}
250
251	/**
252	* Enable / Disable the OptIn Mail Attachment for Mail 1.
253	*
254	* Allows Developers to Enable/Disable Mail attachments dynamically.
255	*
256	* @param bool $status Either add attachments (true) or not (false). Default: true
257	* @param OptIn $OptIn The OptIn Object.
258	*
259	* @since 2.3.3
260	*/
261	if ( apply_filters( 'f12_cf7_doubleoptin_files_mail_1', true, $OptIn ) ) {
262	$submission->add_extra_attachments( $file );
263	}
264
265	/**
266	* Enable / Disable the OptIn Mail Attachment for Mail 2.
267	*
268	* Allows Developers to Enable/Disable Mail attachments dynamically.
269	*
270	* @param bool $status Either add attachments (true) or not (false). Default: true
271	* @param OptIn $OptIn The OptIn Object.
272	*
273	* @since 2.3.3
274	*/
275	if ( apply_filters( 'f12_cf7_doubleoptin_files_mail_2', true, $OptIn ) ) {
276	$submission->add_extra_attachments( $file, 'mail_2' );
277	}
278	}
279	}
280	}
281	}
282	}