advanced-forms / core / core-emails.php

core-emails.php in Advanced Forms for ACF trunk, at core/core-emails.php

264 lines 7.2 KB

Raw Download Zip

1	<?php
2
3	class AF_Core_Emails {
4
5	function __construct() {
6
7	add_action( 'af/form/submission', array( $this, 'send_form_emails' ), 15, 3 );
8	add_action( 'af/emails/send_form_email', array( $this, 'send_single_form_email' ), 10, 4 );
9
10	add_filter( 'af/form/valid_form', array( $this, 'valid_form' ), 10, 1 );
11	add_filter( 'af/form/from_post', array( $this, 'form_from_post' ), 10, 2 );
12	add_action( 'af/form/to_post', array( $this, 'form_to_post' ), 10, 2 );
13	}
14
15
16	/**
17	* Add the email field to the default valid form
18	*
19	* @since 1.0.0
20	*
21	*/
22	function valid_form( $form ) {
23
24	$form['emails'] = false;
25
26	return $form;
27
28	}
29
30
31	/**
32	* Add any email settings to form object for forms loaded from posts
33	*
34	* @since 1.0.0
35	*
36	*/
37	function form_from_post( $form, $post ) {
38
39	$emails = get_field( 'field_form_emails', $post->ID );
40
41	if ( $emails && ! empty( $emails ) ) {
42
43	$form['emails'] = $emails;
44
45	}
46
47	return $form;
48
49	}
50
51
52	function form_to_post( $form, $post ) {
53	if ( $form['emails'] ) {
54	update_field( 'field_form_emails', $form['emails'], $post->ID );
55	}
56	}
57
58
59	/**
60	* Send form emails after submission
61	*
62	* @since 1.0.0
63	*
64	*/
65	function send_form_emails( $form, $fields, $args ) {
66
67	$emails = $form['emails'];
68
69	if ( $emails && ! empty( $emails ) ) {
70
71	foreach ( $emails as $email ) {
72
73	do_action( 'af/emails/send_form_email', $email, $form, $fields, $args );
74
75	}
76
77	}
78
79	}
80
81
82	/**
83	* Send single form email
84	*
85	* @since 1.0.0
86	*
87	*/
88	function send_single_form_email( $email, $form, $fields, $args ) {
89	// Bail if this email is deactivated
90	if ( ! $email['active'] ) {
91	return;
92	}
93
94	// Recipient
95	$recipient = '';
96	if ( 'field' == $email['recipient_type'] ) {
97	foreach( $fields as $field ) {
98	if ( $field['key'] == $email['recipient_field'] ) {
99	$recipient = $field['_input'];
100	}
101	}
102	} elseif ( 'custom' == $email['recipient_type'] ) {
103	$recipient = $email['recipient_custom'];
104	}
105
106	$recipient = apply_filters( 'af/form/email/recipient', $recipient, $email, $form, $fields );
107	$recipient = apply_filters( 'af/form/email/recipient/id=' . $form['post_id'], $recipient, $email, $form, $fields );
108	$recipient = apply_filters( 'af/form/email/recipient/key=' . $form['key'], $recipient, $email, $form, $fields );
109
110	// Bail early if there are no recipients
111	// This allows emails to be stopped by returning false from the filter
112	if ( $recipient === false ) {
113	return;
114	}
115
116	// Subject line
117	$subject = $email['subject'];
118	$subject = apply_filters( 'af/form/email/subject', $subject, $email, $form, $fields );
119	$subject = apply_filters( 'af/form/email/subject/id=' . $form['post_id'], $subject, $email, $form, $fields );
120	$subject = apply_filters( 'af/form/email/subject/key=' . $form['key'], $subject, $email, $form, $fields );
121
122	$subject = af_resolve_merge_tags( $subject, $fields );
123
124
125	// Email contents
126	$content = apply_filters( 'the_content', $email['content'] );
127	$content = apply_filters( 'af/form/email/content', $content, $email, $form, $fields );
128	$content = apply_filters( 'af/form/email/content/id=' . $form['post_id'], $content, $email, $form, $fields );
129	$content = apply_filters( 'af/form/email/content/key=' . $form['key'], $content, $email, $form, $fields );
130
131	$content = af_resolve_merge_tags( $content, $fields );
132
133	// Add default HTML template
134	$use_template = true;
135	$use_template = apply_filters( 'af/form/email/use_template', $use_template, $email, $form, $args );
136	$use_template = apply_filters( 'af/form/email/use_template/id=' . $form['post_id'], $use_template, $email, $form, $args );
137	$use_template = apply_filters( 'af/form/email/use_template/key=' . $form['key'], $use_template, $email, $form, $args );
138
139	if ( $use_template ) {
140	$content = sprintf(
141	'<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
142	<html xmlns="http://www.w3.org/1999/xhtml">
143	<head>
144	<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
145	<meta name="viewport" content="width=device-width, initial-scale=1.0"/>
146	<title>%s</title>
147	<style>%s</style>
148	</head>
149	<body>
150	%s
151	</body>
152	</html>',
153	$subject,
154	$this->get_email_style( $email, $form ),
155	$content
156	);
157	}
158
159
160	// Headers
161	$headers = array();
162
163	// HTML content type
164	$content_type = 'text/html; charset=UTF-8';
165	$content_type = apply_filters( 'af/form/email/content_type', $content_type, $email, $form, $args );
166	$content_type = apply_filters( 'af/form/email/content_type/id=' . $form['post_id'], $content_type, $email, $form, $args );
167	$content_type = apply_filters( 'af/form/email/content_type/key=' . $form['key'], $content_type, $email, $form, $args );
168	$headers[] = sprintf( 'Content-type: %s', $content_type );
169
170	// From header
171	$from = af_resolve_merge_tags( $email['from'], $fields );
172	$headers[] = 'From:' . $from;
173
174	$headers = apply_filters( 'af/form/email/headers', $headers, $email, $form, $fields );
175	$headers = apply_filters( 'af/form/email/headers/id=' . $form['post_id'], $headers, $email, $form, $fields );
176	$headers = apply_filters( 'af/form/email/headers/key=' . $form['key'], $headers, $email, $form, $fields );
177
178
179	// Attachments
180	$attachments = array();
181
182	$attachments = apply_filters( 'af/form/email/attachments', $attachments, $email, $form, $fields );
183	$attachments = apply_filters( 'af/form/email/attachments/id=' . $form['post_id'], $attachments, $email, $form, $fields );
184	$attachments = apply_filters( 'af/form/email/attachments/key=' . $form['key'], $attachments, $email, $form, $fields );
185
186
187	do_action( 'af/email/before_send', $email, $form );
188	do_action( 'af/email/before_send/id=' . $form['post_id'], $email, $form );
189	do_action( 'af/email/before_send/key=' . $form['key'], $email, $form );
190
191	// Arrayify recipients
192	if ( is_array( $recipient ) ) {
193	$recipients = array_unique( $recipient );
194	} else {
195	$recipients = array( af_resolve_merge_tags( $recipient, $fields ) );
196	}
197
198	// Send separate emails to all recipients
199	foreach ( $recipients as $recipient ) {
200	wp_mail( $recipient, $subject, $content, $headers, $attachments );
201	}
202
203	do_action( 'af/email/after_send', $email, $form );
204	do_action( 'af/email/after_send/id=' . $form['post_id'], $email, $form );
205	do_action( 'af/email/after_send/key=' . $form['key'], $email, $form );
206
207	}
208
209
210	/**
211	* Returns styles for email
212	*
213	* @since 1.2.0
214	*
215	*/
216	function get_email_style( $email, $form ) {
217
218	ob_start();
219	?>
220
221	body {
222	font-family: sans-serif;
223	}
224
225	table {
226	border-collapse: collapse;
227	width: 100%;
228	max-width: 500px;
229	text-align: left;
230	}
231
232	th,
233	td {
234	border: 1px solid #ccc;
235	}
236
237	th {
238	background-color: #fafafa;
239	padding: 10px;
240	}
241
242	td {
243	padding: 15px 20px;
244	}
245
246	.af-field-include-repeater td {
247	padding: 10px;
248	}
249
250	<?php
251	$styles = ob_get_clean();
252
253	$styles = apply_filters( 'af/form/email/styles', $styles, $email, $form );
254	$styles = apply_filters( 'af/form/email/styles/id=' . $form['post_id'], $styles, $email, $form );
255	$styles = apply_filters( 'af/form/email/styles/key=' . $form['key'], $styles, $email, $form );
256
257	return $styles;
258
259	}
260
261	}
262
263	return new AF_Core_Emails();
264