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

CF7Frontend.class.php in Double Opt-In for Contact Form 7 – Secure, GDPR-Compliant Email Verification 3.0.60, 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	// Get the OptIn Object
105	$OptIn = $this->maybeCreateOptIn( $form->id(), $form->form_html(), $submission->get_posted_data(), $submission->uploaded_files() );
106
107	/**
108	* Skip if OptIn not created
109	*/
110	if ( ! $OptIn ) {
111	return;
112	}
113
114	// Add the Form URL to the parameters
115	$parameter['formUrl'] = $submission->get_meta( 'url' );
116
117	// Get the Body content
118	$body = $parameter['body'];
119
120	// Replace the Placeholders within the body content.
121	$body = $this->addPlaceholders( $body, $OptIn, $parameter );
122
123	/**
124	* Body
125	*
126	* Filters the Body of the OptIn Mail. Allows developers to adjust the content
127	* before transmission.
128	*
129	* @param string $body The content of the OptIn Mail.
130	*
131	* @since 2.3.3
132	*/
133	$body = apply_filters( 'f12_cf7_doubleoptin_body', $body );
134
135	/**
136	* Set the OptIn Mail Content to the OptIn Object.
137	*/
138	$OptIn->set_mail_optin( $body );
139	$OptIn->save();
140
141	/**
142	* Recipient
143	*/
144	$additional_headers = '';
145
146	/**
147	* OptIn Mail Arguments
148	*
149	* Filters the Arguments for the OptIn Mail. This hook allows developers
150	* to add additional content to the Mail.
151	*
152	* @formatter:off
153	*
154	* @param $args {
155	* @type string $subject The Subject of the OptIn Mail
156	* @type string $body The Body of the OptIn Mail,
157	* @type string $sender The Sender of the OptIn Mail
158	* @type string $recipient The recipient of the OptIn Mail
159	* @type bool $use_html Enable/Disable HTML for the OptIn Mail. Default: true
160	* @type string $additional_headers Additional Header Information for the Mail.
161	* }
162	*
163	* @formatter:on
164	*
165	* @since 2.3.3
166	*/
167	$args = apply_filters( 'f12-cf7-doubleoptin-cf7-args', [
168	'subject' => $parameter['subject'],
169	'body' => $body,
170	'sender' => $parameter['sender'],
171	'sender_name' => $parameter['sender_name'],
172	'recipient' => $parameter['recipient'],
173	'use_html' => true,
174	'additional_headers' => $additional_headers
175	] );
176
177	/**
178	* Set the Header
179	*/
180	if ( ! empty( $parameter['sender_name'] ) ) {
181	$args['additional_headers'] .= 'From: ' . $args['sender_name'] . ' <' . $args['sender'] . '>';
182	}
183
184	// Prepare the Opt-In Mail
185	\WPCF7_Mail::send( $args, 'mail' );
186
187	// Skip all mails following
188	add_filter( 'wpcf7_skip_mail', '__return_true' );
189
190	/**
191	* Action after the OptIn Mail has been sent.
192	*
193	* Allows other developers to do additional tasks after the OptIn Mail has been submitted.
194	*
195	* @formatter:off
196	*
197	* @param \WPCF7_ContactForm $form The Contact Form 7 Form Object
198	* @param int $formId The Post ID of the CF7 Form.
199	*
200	* @formatter:on
201	*
202	* @since 2.3.3
203	*/
204	do_action( 'f12_cf7_doubleoptin_sent', $form, $form->id() );
205
206	} else if ( isset( $_GET['optin'] ) ) {
207	/**
208	* Add Files / Attachments to the OptIn Mail.
209	*/
210	$hash = sanitize_text_field( $_GET['optin'] );
211
212	/**
213	* Get the OptIn Object
214	*/
215	$OptIn = OptIn::get_by_hash( $hash );
216
217	/**
218	* Skip if the OptIn has not been found.
219	*/
220	if ( null == $OptIn ) {
221	return;
222	}
223
224	/**
225	* Get the Files from the OptIn Object
226	*/
227	$files = maybe_unserialize( $OptIn->get_files() );
228
229	/**
230	* Skip if no files has been found
231	*/
232	if ( empty( $files ) ) {
233	return;
234	}
235
236	/**
237	* Loop through all attachments/files.
238	*/
239	foreach ( $files as $file ) {
240	/**
241	* Skip file if the name is empty
242	*/
243	if ( ! empty( $file ) ) {
244	continue;
245	}
246
247	/**
248	* Enable / Disable the OptIn Mail Attachment for Mail 1.
249	*
250	* Allows Developers to Enable/Disable Mail attachments dynamically.
251	*
252	* @param bool $status Either add attachments (true) or not (false). Default: true
253	* @param OptIn $OptIn The OptIn Object.
254	*
255	* @since 2.3.3
256	*/
257	if ( apply_filters( 'f12_cf7_doubleoptin_files_mail_1', true, $OptIn ) ) {
258	$submission->add_extra_attachments( $file );
259	}
260
261	/**
262	* Enable / Disable the OptIn Mail Attachment for Mail 2.
263	*
264	* Allows Developers to Enable/Disable Mail attachments dynamically.
265	*
266	* @param bool $status Either add attachments (true) or not (false). Default: true
267	* @param OptIn $OptIn The OptIn Object.
268	*
269	* @since 2.3.3
270	*/
271	if ( apply_filters( 'f12_cf7_doubleoptin_files_mail_2', true, $OptIn ) ) {
272	$submission->add_extra_attachments( $file, 'mail_2' );
273	}
274	}
275	}
276	}
277	}
278	}