sendwp / includes / functions.php

functions.php in SendWP 0.0.2, at includes/functions.php

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1	<?php
2
3	function sendwp_get_server_url()
4	{
5	$server_url = ( defined('SENDWP_SERVER_URL') ) ? SENDWP_SERVER_URL : 'https://sendwp.com';
6	return trailingslashit( $server_url );
7	}
8
9	function sendwp_get_request_auth_header()
10	{
11	return 'Basic ' . base64_encode( sendwp_get_client_name() . ':' . sendwp_get_client_secret() );
12	}
13
14	function sendwp_get_client_name()
15	{
16	$site_url = get_site_url();
17	return parse_url( $site_url, PHP_URL_HOST );
18	}
19	function sendwp_get_client_url()
20	{
21	return get_site_url();
22	}
23
24	function sendwp_get_client_redirect()
25	{
26	return get_admin_url();
27	}
28
29	function sendwp_get_client_secret()
30	{
31	return get_option( 'sendwp_client_secret' );
32	}
33
34	function sendwp_set_client_secret( $secret )
35	{
36	return update_option( 'sendwp_client_secret', $secret );
37	}
38
39	function sendwp_generate_secret( $length = 40 )
40	{
41	if( 0 >= $length ) $length = 40; // Min key length.
42	if( 255 <= $length ) $length = 255; // Max key length.
43
44	$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
45	$random_string = '';
46	for ( $i = 0; $i < $length; $i ++ ) {
47	$random_string .= $characters[ rand( 0, strlen( $characters ) - 1 ) ];
48	}
49
50	return $random_string;
51	}
52
53	function sendwp_connect_client()
54	{
55	update_option('sendwp_client_connected', '1');
56	}
57
58	function sendwp_disconnect_client()
59	{
60	update_option('sendwp_client_connected', '0');
61	}
62
63	function sendwp_client_connected()
64	{
65	$connected = get_option('sendwp_client_connected', '0');
66	if ('1' == $connected) {
67	$connected = true;
68	} else {
69	$connected = false;
70	}
71	return $connected;
72	}
73
74	function sendwp_update_client_connection()
75	{
76	if (! isset($_POST['sendwp_server_request'])) return false;
77	if (! isset($_POST['sendwp_hash']) \|\| ! sendwp_validate_hash($_POST['sendwp_hash'])) return false;
78	if ('disconnect' == $_POST['sendwp_server_request']) {
79	sendwp_disconnect_client();
80	} elseif ('connect' == $_POST['sendwp_server_request']) {
81	sendwp_connect_client();
82	}
83	}
84
85	function sendwp_get_client_status()
86	{
87	if (! isset($_POST['sendwp_request_status'])) return false;
88	if (! isset($_POST['sendwp_hash']) \|\| ! sendwp_validate_hash($_POST['sendwp_hash'])) return false;
89	$response = [
90	'connected' => sendwp_client_connected(),
91	'enabled' => sendwp_forwarding_enabled()
92	];
93	header('Content-Type: application/json');
94	echo json_encode($response);
95	die();
96	}
97
98	function sendwp_validate_hash( $hash )
99	{
100	return sendwp_generate_hash() === $hash;
101	}
102
103	function sendwp_generate_hash()
104	{
105	$data = sendwp_get_client_name() . sendwp_get_client_secret();
106	return hash('sha256', $data);
107	}
108
109	function sendwp_enable_forwarding()
110	{
111	update_option('sendwp_forwarding_enabled', '1');
112	}
113
114	function sendwp_disable_forwarding()
115	{
116	update_option('sendwp_forwarding_enabled', '0');
117	}
118
119	function sendwp_forwarding_disabled_notice()
120	{
121	if( isset( $_GET['page'] ) && 'sendwp' == $_GET['page'] ) return;
122
123	if (!sendwp_forwarding_enabled() ) {
124	wp_enqueue_style('sendwp-notices', plugins_url( 'assets/css/admin/notices.css', __DIR__));
125	include 'admin/views/disabled-notice.html.php';
126	}
127	}
128
129	function sendwp_forwarding_enabled()
130	{
131	$enabled = get_option('sendwp_forwarding_enabled', '1');
132	if ('1' == $enabled && sendwp_client_connected()) {
133	$enabled = true;
134	} else {
135	$enabled = false;
136	}
137	return $enabled;
138	}
139
140	function sendwp_maybe_disable_forwarding()
141	{
142	if (! isset($_POST['security'])) return false;
143	if (! wp_verify_nonce($_POST['security'], 'sendwp_settings_nonce')) return false;
144	if (isset($_POST['sendwp_forwarding'])) {
145	if ('enable' == $_POST['sendwp_forwarding']) {
146	sendwp_enable_forwarding();
147	} elseif('disable' == $_POST['sendwp_forwarding']) {
148	sendwp_disable_forwarding();
149	}
150	}
151	}
152
153	function sendwp_connect_pulse_monitor()
154	{
155	if (! wp_next_scheduled('sendwp_heartbeat')) {
156	wp_schedule_event(time(), 'daily', 'sendwp_heartbeat');
157	}
158	}
159
160	function sendwp_pulse_monitor()
161	{
162	if (get_transient('sendwp_pulse_monitor')) return false;
163	$status = 'unknown';
164	$request = \SendWP\API\Request::create('clients/status');
165	$response = $request->post( [] );
166
167	if(is_wp_error($response)){
168	set_transient('sendwp_pulse_monitor', $response->get_error_message(), 10 * MINUTE_IN_SECONDS);
169	return;
170	}
171
172	$response_body = wp_remote_retrieve_body($response);
173	set_transient('sendwp_pulse_monitor', $response_body, 10 * MINUTE_IN_SECONDS);
174
175	$status = json_decode($response_body);
176
177	if ('not-connected' == $status->message) {
178	sendwp_disconnect_client();
179	} elseif ('connected' == $status->message) {
180	sendwp_connect_client();
181	}
182	}
183
184	function sendwp_last_pulse()
185	{
186	$timestamp = time();
187	$saved = get_option('_transient_timeout_sendwp_pulse_monitor', $timestamp);
188	if($saved > $timestamp) {
189	$timestamp = $saved - 600;
190	}
191	$iso_date = date( 'Y-m-d H:i:s', $timestamp );
192	$local_timestamp = get_date_from_gmt( $iso_date, 'F j, Y, g:i a' );
193	return $local_timestamp;
194	}
195
196	function sendwp_last_pulse_result()
197	{
198	return get_option('_transient_sendwp_pulse_monitor', 'unknown');
199	}