jch-optimize / src / Plugin / Updater.php

Updater.php in JCH Optimize trunk, at src/Plugin/Updater.php

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1	<?php
2
3	/**
4	* JCH Optimize - Performs several front-end optimizations for fast downloads
5	*
6	* @package jchoptimize/wordpress-platform
7	* @author Samuel Marshall <samuel@jch-optimize.net>
8	* @copyright Copyright (c) 2020 Samuel Marshall / JCH Optimize
9	* @license GNU/GPLv3, or later. See LICENSE file
10	*
11	* If LICENSE file missing, see <http://www.gnu.org/licenses/>.
12	*/
13
14	namespace JchOptimize\WordPress\Plugin;
15
16	use JchOptimize\Core\Registry;
17	use SimpleXMLElement;
18	use stdClass;
19
20	use function __;
21	use function add_filter;
22	use function add_query_arg;
23	use function headers_sent;
24	use function home_url;
25	use function is_wp_error;
26	use function json_decode;
27	use function set_url_scheme;
28	use function simplexml_load_string;
29	use function sprintf;
30	use function str_replace;
31	use function version_compare;
32	use function wp_get_wp_version;
33	use function wp_http_supports;
34	use function wp_json_encode;
35	use function wp_remote_get;
36	use function wp_remote_post;
37	use function wp_remote_retrieve_body;
38	use function wp_remote_retrieve_response_code;
39
40	class Updater
41	{
42	private ?SimpleXMLElement $updateInfo = null;
43	/**
44	* @var Registry
45	*/
46	private Registry $params;
47
48	/**
49	* Class constructor
50	*
51	*/
52	public function __construct(Registry $params)
53	{
54	$this->params = $params;
55	}
56
57	public function load(): void
58	{
59	add_filter('pre_set_site_transient_update_plugins', array($this, 'filterTransient'));
60	}
61
62	/**
63	* Update transient with information for automatic pro update
64	*
65	*
66	* @param object $transient
67	*
68	* @return object
69	*/
70	public function filterTransient(object $transient): object
71	{
72	$downloadId = (string)$this->params->get('pro_downloadid', '');
73
74	if (empty($downloadId) \|\| ! $this->queryUpdateSite()) {
75	return $transient;
76	}
77
78	if ($this->updateInfo instanceof SimpleXMLElement) {
79	$updateVersion = (string)$this->updateInfo->version;
80	$downloadUrl = (string)$this->updateInfo->downloads->downloadurl;
81	$downloadUrl = add_query_arg(array('dlid' => $downloadId),
82	$downloadUrl);//Check if there's a newer version to the current version installed
83	$doUpdate = version_compare($updateVersion, str_replace('pro-', '', JCH_VERSION), '>');
84	if ($doUpdate) {//Insert the transient for the new version
85	$obj = new stdClass();
86
87	$obj->slug = 'jch-optimize';
88	$obj->plugin = 'jch-optimize/jch-optimize.php';
89	$obj->new_version = $updateVersion;
90	$obj->url = (string)$this->updateInfo->infourl;
91	$obj->package = $downloadUrl;
92
93	$transient->response['jch-optimize/jch-optimize.php'] = $obj;
94
95	unset($transient->no_update['jch-optimize/jch-optimize.php']);
96	}
97	}
98
99	return $transient;
100	}
101
102	/**
103	* Get update information from our update site
104	*/
105	private function queryUpdateSite(): bool
106	{
107	$return = false;
108	//update site
109	$url = 'https://updates.jch-optimize.net/wordpress-pro.xml';
110
111	$response = wp_remote_get($url);
112
113	if (! is_wp_error($response) && 200 == (int)wp_remote_retrieve_response_code($response)) {
114	//Should return an xml document containing the update information
115	$oXml = simplexml_load_string(wp_remote_retrieve_body($response));
116
117	if ($oXml instanceof SimpleXMLElement) {
118	//Get the most recent update site in the document
119	$this->updateInfo = $oXml->update;
120	$return = true;
121	}
122	}
123
124	return $return;
125	}
126
127	public function updateAvailable(): bool
128	{
129	if (JCH_PRO) {
130	$this->queryUpdateSite();
131	if ($this->updateInfo instanceof SimpleXMLElement) {
132	return version_compare(
133	(string)$this->updateInfo->version,
134	str_replace('pro-', '', JCH_VERSION),
135	'>'
136	);
137	} else {
138	return false;
139	}
140	} else {
141	$response = $this->queryWordPressUpdate();
142	$newVersion = $response['plugins']['jch-optimize/jch-optimize.php']['new_version'] ?? false;
143
144	if ($newVersion === false) {
145	return false;
146	}
147
148	return version_compare(
149	$newVersion,
150	JCH_VERSION,
151	'>'
152	);
153	}
154	}
155
156	private function queryWordPressUpdate(): array
157	{
158	$plugin = get_plugins('jch-optimize/jch-optimize.php');
159	$pluginsRequest = [
160	'plugins' => [
161	'jch-optimize/jch-optimize.php' => $plugin,
162	],
163	'active' => ['jch-optimize/jch-optimize.php']
164	];
165	$options = [
166	'timeout' => 5,
167	'body' => [
168	'plugins' => wp_json_encode($pluginsRequest),
169	// 'translations' => wp_json_encode([]),
170	// 'locale' => wp_json_encode([]),
171	'all' => wp_json_encode(true)
172	],
173	'user-agent' => 'WordPress/' . wp_get_wp_version() . ';' . home_url('/'),
174	];
175
176	$url = 'http://api.wordpress.org/plugins/update-check/1.1/';
177	$http_url = $url;
178	$ssl = wp_http_supports(array( 'ssl' ));
179
180	if ($ssl) {
181	$url = set_url_scheme($url, 'https');
182	}
183
184	$raw_response = wp_remote_post($url, $options);
185
186	if ($ssl && is_wp_error($raw_response)) {
187	$raw_response = wp_remote_post($http_url, $options);
188	}
189
190	if (is_wp_error($raw_response) \|\| 200 !== wp_remote_retrieve_response_code($raw_response)) {
191	return [];
192	}
193
194	return json_decode(wp_remote_retrieve_body($raw_response), true);
195	}
196	}
197