class-email-delivery.php — Admin and Site Enhancements (ASE) 8.2.2

admin-site-enhancements / classes / class-email-delivery.php

admin-site-enhancements / classes Last commit date

class-email-delivery.php

184 lines

1	<?php
2
3	namespace ASENHA\Classes;
4
5	use WP_Error;
6	use ASENHA\EmailDelivery\Email_Log_Table;
7	/**
8	* Class for Email Delivery module
9	*
10	* @since 6.9.5
11	*/
12	class Email_Delivery {
13	private $log_entry_id;
14
15	/**
16	* Send emails using external SMTP service
17	*
18	* @since 4.6.0
19	*/
20	public function deliver_email_via_smtp( $phpmailer ) {
21	$options = get_option( ASENHA_SLUG_U, array() );
22	$smtp_host = $options['smtp_host'];
23	$smtp_port = $options['smtp_port'];
24	$smtp_security = $options['smtp_security'];
25	$smtp_authentication = ( isset( $options['smtp_authentication'] ) ? $options['smtp_authentication'] : 'enable' );
26	$smtp_username = $options['smtp_username'];
27	$smtp_password = $options['smtp_password'];
28	$smtp_default_from_name = $options['smtp_default_from_name'];
29	$smtp_default_from_email = $options['smtp_default_from_email'];
30	$smtp_force_from = $options['smtp_force_from'];
31	$smtp_bypass_ssl_verification = $options['smtp_bypass_ssl_verification'];
32	$smtp_debug = $options['smtp_debug'];
33	// Do nothing if host or password is empty
34	// if ( empty( $smtp_host ) \|\| empty( $smtp_password ) ) {
35	// return;
36	// }
37	// Maybe override FROM email and/or name if the sender is "WordPress <wordpress@sitedomain.com>", the default from WordPress core and not yet overridden by another plugin.
38	$from_name = $phpmailer->FromName;
39	$from_email_beginning = substr( $phpmailer->From, 0, 9 );
40	// Get the first 9 characters of the current FROM email
41	if ( $smtp_force_from ) {
42	$phpmailer->FromName = $smtp_default_from_name;
43	$phpmailer->From = $smtp_default_from_email;
44	// WP 6.9 fix. Ref: https://make.wordpress.org/core/2025/11/18/more-reliable-email-in-wordpress-6-9/
45	$phpmailer->Sender = $smtp_default_from_email;
46	$phpmailer->ReturnPath = $smtp_default_from_email;
47	} else {
48	if ( 'WordPress' === $from_name && !empty( $smtp_default_from_name ) ) {
49	$phpmailer->FromName = $smtp_default_from_name;
50	}
51	if ( 'wordpress' === $from_email_beginning && !empty( $smtp_default_from_email ) ) {
52	$phpmailer->From = $smtp_default_from_email;
53	// WP 6.9 fix. Ref: https://make.wordpress.org/core/2025/11/18/more-reliable-email-in-wordpress-6-9/
54	$phpmailer->Sender = $smtp_default_from_email;
55	$phpmailer->ReturnPath = $smtp_default_from_email;
56	}
57	}
58	// Only attempt to send via SMTP if all the required info is present. Otherwise, use default PHP Mailer settings as set by wp_mail()
59	if ( !empty( $smtp_host ) && !empty( $smtp_port ) && !empty( $smtp_security ) ) {
60	// Send using SMTP
61	$phpmailer->isSMTP();
62	// phpcs:ignore
63	if ( 'enable' == $smtp_authentication ) {
64	$phpmailer->SMTPAuth = true;
65	// phpcs:ignore
66	} else {
67	$phpmailer->SMTPAuth = false;
68	// phpcs:ignore
69	}
70	// Set some other defaults
71	// $phpmailer->CharSet = 'utf-8'; // phpcs:ignore
72	$phpmailer->XMailer = 'Admin and Site Enhancements v' . ASENHA_VERSION . ' - a WordPress plugin';
73	// phpcs:ignore
74	$phpmailer->Host = $smtp_host;
75	// phpcs:ignore
76	$phpmailer->Port = $smtp_port;
77	// phpcs:ignore
78	$phpmailer->SMTPSecure = $smtp_security;
79	// phpcs:ignore
80	if ( 'enable' == $smtp_authentication ) {
81	$phpmailer->Username = trim( $smtp_username );
82	// phpcs:ignore
83	$phpmailer->Password = trim( $smtp_password );
84	// phpcs:ignore
85	}
86	}
87	// If verification of SSL certificate is bypassed
88	// Reference: https://www.php.net/manual/en/context.ssl.php & https://stackoverflow.com/a/30803024
89	if ( $smtp_bypass_ssl_verification ) {
90	$phpmailer->SMTPOptions = [
91	'ssl' => [
92	'verify_peer' => false,
93	'verify_peer_name' => false,
94	'allow_self_signed' => true,
95	],
96	];
97	}
98	// If debug mode is enabled, send debug info (SMTP::DEBUG_CONNECTION) to WordPress debug.log file set in wp-config.php
99	// Reference: https://github.com/PHPMailer/PHPMailer/wiki/SMTP-Debugging
100	if ( $smtp_debug ) {
101	$phpmailer->SMTPDebug = 4;
102	//phpcs:ignore
103	$phpmailer->Debugoutput = 'error_log';
104	//phpcs:ignore
105	}
106	}
107
108	/**
109	* Send a test email and use SMTP host if defined in settings
110	*
111	* @since 5.3.0
112	*/
113	public function send_test_email() {
114	if ( isset( $_REQUEST['email_to'] ) && isset( $_REQUEST['nonce'] ) && current_user_can( 'manage_options' ) ) {
115	if ( wp_verify_nonce( sanitize_text_field( $_REQUEST['nonce'] ), 'send-test-email-nonce_' . get_current_user_id() ) ) {
116	$content = array(
117	array(
118	'title' => 'Hey... are you getting this?',
119	'body' => '<p><strong>Looks like you did!</strong></p>',
120	),
121	array(
122	'title' => 'There\'s a message for you...',
123	'body' => '<p><strong>Here it is:</strong></p>',
124	),
125	array(
126	'title' => 'Is it working?',
127	'body' => '<p><strong>Yes, it\'s working!</strong></p>',
128	),
129	array(
130	'title' => 'Hope you\'re getting this...',
131	'body' => '<p><strong>Looks like this was sent out just fine and you got it.</strong></p>',
132	),
133	array(
134	'title' => 'Testing delivery configuration...',
135	'body' => '<p><strong>Everything looks good!</strong></p>',
136	),
137	array(
138	'title' => 'Testing email delivery',
139	'body' => '<p><strong>Looks good!</strong></p>',
140	),
141	array(
142	'title' => 'Config is looking good',
143	'body' => '<p><strong>Seems like everything has been set up properly!</strong></p>',
144	),
145	array(
146	'title' => 'All set up',
147	'body' => '<p><strong>Your configuration is working properly.</strong></p>',
148	),
149	array(
150	'title' => 'Good to go',
151	'body' => '<p><strong>Config is working great.</strong></p>',
152	),
153	array(
154	'title' => 'Good job',
155	'body' => '<p><strong>Everything is set.</strong></p>',
156	)
157	);
158	$random_number = rand( 0, count( $content ) - 1 );
159	$to = $_REQUEST['email_to'];
160	$title = $content[$random_number]['title'];
161	$body = $content[$random_number]['body'] . '<p>This message was sent from <a href="' . get_bloginfo( 'url' ) . '">' . get_bloginfo( 'url' ) . '</a> on ' . wp_date( 'F j, Y' ) . ' at ' . wp_date( 'H:i:s' ) . ' via ASE.</p>';
162	$headers = array('Content-Type: text/html; charset=UTF-8');
163	$success = wp_mail(
164	$to,
165	$title,
166	$body,
167	$headers
168	);
169	if ( $success ) {
170	$response = array(
171	'status' => 'success',
172	);
173	} else {
174	$response = array(
175	'status' => 'failed',
176	);
177	}
178	echo json_encode( $response );
179	}
180	}
181	}
182
183	}
184