wp-ses / wp-ses.php

wp-ses.php in WP Offload SES Lite 1.8.0, at wp-ses.php

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1	<?php
2	/*
3	Plugin Name: WP Offload SES Lite
4	Description: Automatically send WordPress mail through Amazon SES (Simple Email Service).
5	Author: Delicious Brains
6	Version: 1.8.0
7	Author URI: https://deliciousbrains.com/
8	Plugin URI: https://deliciousbrains.com/
9	Network: True
10	Text Domain: wp-offload-ses
11	Domain Path: /languages/
12	License: GPLv2 or later
13	License URI: https://www.gnu.org/licenses/gpl-2.0.html
14
15	// Copyright (c) 2018 Delicious Brains. All rights reserved.
16	//
17	// Released under the GPL license
18	// http://www.opensource.org/licenses/gpl-license.php
19	//
20	// **********************************************************************
21	// This program is distributed in the hope that it will be useful, but
22	// WITHOUT ANY WARRANTY; without even the implied warranty of
23	// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
24	// **********************************************************************
25	*/
26
27	use DeliciousBrains\WP_Offload_SES\Utils;
28	use DeliciousBrains\WP_Offload_SES\WP_Offload_SES;
29	use DeliciousBrains\WP_Offload_SES\Compatibility_Check;
30
31	// Exit if accessed directly.
32	if ( ! defined( 'ABSPATH' ) ) {
33	exit;
34	}
35
36	// Avoid clash with WP Offload SES (Pro) if both installed as must-use plugins.
37	if ( defined( 'WPOSES_FILE' ) ) {
38	return;
39	}
40
41	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound -- wposes is the plugin's established prefix.
42	$GLOBALS['wposes_meta']['wp-ses']['version'] = '1.8.0';
43
44	if ( ! defined( 'WPOSESLITE_FILE' ) ) {
45	// Defines the path to the main plugin file.
46	define( 'WPOSESLITE_FILE', __FILE__ );
47
48	// Defines the path to be used for includes.
49	define( 'WPOSESLITE_PATH', wposes_lite_get_plugin_dir_path() );
50	}
51
52	if ( ! class_exists( 'DeliciousBrains\WP_Offload_SES\Compatibility_Check' ) ) {
53	require_once WPOSESLITE_PATH . 'classes/Compatibility-Check.php';
54	}
55
56	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound -- wposes is the plugin's established prefix.
57	global $wposes_compat_check;
58	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound
59	$wposes_compat_check = new DeliciousBrains\WP_Offload_SES\Compatibility_Check(
60	'WP Offload SES Lite',
61	'wp-ses',
62	WPOSESLITE_FILE
63	);
64
65	add_action( 'activated_plugin', array( $wposes_compat_check, 'deactivate_other_instances' ) );
66
67	/**
68	* Initiate the WP Offload SES plugin.
69	*/
70	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound
71	function wp_offload_ses_lite_init() {
72	if ( class_exists( 'DeliciousBrains\WP_Offload_SES\WP_Offload_SES' ) ) {
73	return;
74	}
75
76	/** @var WP_Offload_SES $wp_offload_ses */
77	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound
78	global $wp_offload_ses;
79
80	/** @var Compatibility_Check $wposes_compat_check */
81	global $wposes_compat_check;
82
83	if ( $wposes_compat_check->is_plugin_active( 'wp-offload-ses/wp-offload-ses.php' ) ) {
84	// Don't load if the pro version is installed.
85	return;
86	}
87
88	if ( ! $wposes_compat_check->is_compatible() ) {
89	return;
90	}
91
92	// Prevent error in Guzzle when PHP doesn't have the intl extension.
93	if ( ! function_exists( 'idn_to_ascii' ) && ! defined( 'IDNA_DEFAULT' ) ) {
94	define( 'IDNA_DEFAULT', 0 );
95	}
96
97	// Load autoloaders.
98	require_once WPOSESLITE_PATH . 'vendor/Aws3/aws-autoloader.php';
99	require_once WPOSESLITE_PATH . 'classes/Autoloader.php';
100	new DeliciousBrains\WP_Offload_SES\Autoloader( 'WP_Offload_SES', WPOSESLITE_PATH );
101
102	// Load compatibility functions for older PHP (< 8.0) and WordPress (< 5.9).
103	require_once WPOSESLITE_PATH . 'includes/compat.php';
104
105	// Kick off the plugin.
106	$wp_offload_ses = new DeliciousBrains\WP_Offload_SES\WP_Offload_SES( WPOSESLITE_FILE );
107
108	return $wp_offload_ses;
109	}
110
111	add_action( 'init', 'wp_offload_ses_lite_init', 1 );
112
113	/**
114	* Gets the path to the plugin files.
115	*
116	* @return string
117	*/
118	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound -- wposes is the plugin's established prefix.
119	function wposes_lite_get_plugin_dir_path() {
120	$abspath = wp_normalize_path( dirname( WPOSESLITE_FILE ) );
121	$mu_path = $abspath . '/wp-ses';
122	$core_class = '/classes/WP-Offload-SES.php';
123
124	// Is entry point file in directory above where plugin's files are?
125	if ( file_exists( $mu_path . $core_class ) ) {
126	$abspath = $mu_path;
127	}
128
129	return trailingslashit( $abspath );
130	}
131
132	/**
133	* Check whether we should send mail via SES.
134	*
135	* @return bool
136	*/
137	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound -- wposes is the plugin's established prefix.
138	function wposes_lite_sending_enabled() {
139	if ( defined( 'WPOSES_SETTINGS' ) ) {
140	require_once WPOSESLITE_PATH . 'classes/Utils.php';
141	$defined_settings = Utils::maybe_unserialize( constant( 'WPOSES_SETTINGS' ) );
142
143	if ( isset( $defined_settings['send-via-ses'] ) ) {
144	return (bool) $defined_settings['send-via-ses'];
145	}
146	}
147
148	$settings = get_option( 'wposes_settings' );
149
150	// Single sites & multisite subsites.
151	if ( isset( $settings['send-via-ses'] ) ) {
152	return (bool) $settings['send-via-ses'];
153	}
154
155	// If subsite isn't configured with an override, go with network setting.
156	if ( is_multisite() ) {
157	$network_settings = get_site_option( 'wposes_settings' );
158
159	if ( isset( $network_settings['send-via-ses'] ) ) {
160	return (bool) $network_settings['send-via-ses'];
161	}
162	}
163
164	return false;
165	}
166
167	// Override `wp_mail()` if sending via SES is enabled.
168	if ( ! function_exists( 'wp_mail' ) ) {
169	if ( wposes_lite_sending_enabled() ) {
170	/**
171	* Send mail via Amazon SES.
172	*
173	* @param string\|array $to Array or comma-separated list of email addresses.
174	* @param string $subject Email subject.
175	* @param string $message Email message.
176	* @param string\|array $headers Optional. Additional headers.
177	* @param string\|array $attachments Optional. Files to attach.
178	*
179	* @return bool
180	*/
181	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedFunctionFound -- Intentional wp_mail() override for SES integration.
182	function wp_mail( $to, $subject, $message, $headers = '', $attachments = array() ) {
183	/** @var WP_Offload_SES $wp_offload_ses */
184	global $wp_offload_ses;
185
186	if ( is_null( $wp_offload_ses ) ) {
187	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound
188	$wp_offload_ses = wp_offload_ses_lite_init();
189	}
190
191	// Could not initialize plugin.
192	if ( is_null( $wp_offload_ses ) ) {
193	return false;
194	}
195
196	return $wp_offload_ses->mail_handler( $to, $subject, $message, $headers, $attachments );
197	}
198	}
199	} else {
200	// phpcs:ignore WordPress.NamingConventions.PrefixAllGlobals.NonPrefixedVariableFound -- WordPress core global.
201	global $pagenow;
202
203	if ( ! in_array( $pagenow, array( 'plugins.php', 'update-core.php' ), true ) ) {
204	require_once WPOSESLITE_PATH . 'classes/Error.php';
205	new DeliciousBrains\WP_Offload_SES\Error(
206	DeliciousBrains\WP_Offload_SES\Error::$mail_function_exists,
207	'Mail function already overridden.'
208	);
209	}
210	}
211
212	if ( file_exists( WPOSESLITE_PATH . 'ext/wposes-ext-functions.php' ) ) {
213	require_once WPOSESLITE_PATH . 'ext/wposes-ext-functions.php';
214	}
215