activitypub / integration / class-surge.php

class-surge.php in ActivityPub 8.1.1, at integration/class-surge.php

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1	<?php
2	/**
3	* Surge integration file.
4	*
5	* @package Activitypub
6	*/
7
8	namespace Activitypub\Integration;
9
10	use function Activitypub\is_plugin_active;
11
12	/**
13	* Surge Cache integration.
14	*
15	* This class handles the compatibility with the Surge plugin.
16	*
17	* @see https://wordpress.org/plugins/surge/
18	*/
19	class Surge {
20
21	/**
22	* The pattern to find the Surge cache config constant.
23	*
24	* @var string
25	*/
26	public static $cache_config_pattern = '/define\s$\s[\'"](WP_CACHE_CONFIG)[\'"]\s,\s[\'"](.?)[\'"]\s$\s*;/i';
27
28	/**
29	* Initialize the Surge integration.
30	*/
31	public static function init() {
32	\add_action( 'activate_surge/surge.php', array( self::class, 'add_cache_config' ) );
33	\add_action( 'deactivate_surge/surge.php', array( self::class, 'remove_cache_config' ) );
34
35	\add_filter( 'site_status_tests', array( self::class, 'maybe_add_site_health' ) );
36	}
37
38	/**
39	* Add the Surge cache config.
40	*/
41	public static function add_cache_config() {
42	// Check if surge is installed and active.
43	if ( ! is_plugin_active( 'surge/surge.php' ) ) {
44	return;
45	}
46
47	// Check if the constant already exists.
48	if ( \defined( 'WP_CACHE_CONFIG' ) ) {
49	return;
50	}
51
52	$file = self::get_config_file_path();
53
54	if ( ! \wp_is_writable( $file ) ) {
55	return;
56	}
57
58	if ( ! \function_exists( 'WP_Filesystem' ) ) {
59	require_once ABSPATH . 'wp-admin/includes/file.php';
60	}
61
62	global $wp_filesystem;
63	\WP_Filesystem();
64
65	$config = $wp_filesystem->get_contents( $file );
66
67	// Check if the constant already exists.
68	if ( \preg_match( self::$cache_config_pattern, $config ) ) {
69	return;
70	}
71
72	// Add a WP_CACHE_CONFIG to wp-config.php.
73	$anchor = "/* That's all, stop editing!";
74	if ( false !== \strpos( $config, $anchor ) ) {
75	$config = \str_replace( $anchor, self::get_cache_config() . PHP_EOL . PHP_EOL . $anchor, $config );
76	} elseif ( false !== \strpos( $config, '<?php' ) ) {
77	$config = \str_replace( '<?php', '<?php' . PHP_EOL . PHP_EOL . self::get_cache_config() . PHP_EOL, $config );
78	}
79
80	$wp_filesystem->put_contents( $file, $config, FS_CHMOD_FILE );
81	}
82
83	/**
84	* Remove the Surge cache config.
85	*/
86	public static function remove_cache_config() {
87	if ( ! \defined( 'WP_CACHE_CONFIG' ) ) {
88	return;
89	}
90
91	$file = self::get_config_file_path();
92
93	if ( ! \wp_is_writable( $file ) ) {
94	return;
95	}
96
97	global $wp_filesystem;
98	\WP_Filesystem();
99
100	$config = $wp_filesystem->get_contents( $file );
101
102	// Remove the define line.
103	$config = \preg_replace( PHP_EOL . self::$cache_config_pattern . PHP_EOL, '', $config );
104
105	$wp_filesystem->put_contents( $file, $config, FS_CHMOD_FILE );
106	}
107
108	/**
109	* Get the config file.
110	*
111	* @return string\|false The config file or false.
112	*/
113	public static function get_config_file_path() {
114	$config_file = false;
115
116	// phpcs:ignore WordPress.PHP.NoSilencedErrors
117	if ( @file_exists( ABSPATH . 'wp-config.php' ) ) {
118
119	/** The config file resides in ABSPATH */
120	$config_file = ABSPATH . 'wp-config.php';
121	// phpcs:ignore WordPress.PHP.NoSilencedErrors
122	} elseif ( @file_exists( dirname( ABSPATH ) . '/wp-config.php' ) && ! @file_exists( dirname( ABSPATH ) . '/wp-settings.php' ) ) {
123
124	/** The config file resides one level above ABSPATH but is not part of another installation */
125	$config_file = dirname( ABSPATH ) . '/wp-config.php';
126	}
127
128	/**
129	* Filter the config file path.
130	*
131	* @param string\|false $config_file The config file path.
132	*/
133	return \apply_filters( 'activitypub_surge_cache_config_file', $config_file );
134	}
135
136	/**
137	* Maybe add the Surge cache config to the site health.
138	*
139	* @param array $tests The site health tests.
140	*
141	* @return array The site health tests with the Surge cache config test.
142	*/
143	public static function maybe_add_site_health( $tests ) {
144	if ( ! is_plugin_active( 'surge/surge.php' ) ) {
145	return $tests;
146	}
147
148	$tests['direct']['activitypub_test_surge_integration'] = array(
149	'label' => \__( 'Surge Test', 'activitypub' ),
150	'test' => array( self::class, 'test_surge_integration' ),
151	);
152
153	return $tests;
154	}
155
156	/**
157	* Surge integration test.
158	*
159	* @return array The test result.
160	*/
161	public static function test_surge_integration() {
162	$result = array(
163	'label' => \__( 'Compatibility with Surge', 'activitypub' ),
164	'status' => 'good',
165	'badge' => array(
166	'label' => \__( 'ActivityPub', 'activitypub' ),
167	'color' => 'green',
168	),
169	'description' => \sprintf(
170	'<p>%s</p>',
171	\__( 'Surge is well configured to work with ActivityPub.', 'activitypub' )
172	),
173	'actions' => '',
174	'test' => 'test_surge_integration',
175	);
176
177	if ( ! \defined( 'WP_CACHE_CONFIG' ) ) {
178	$result['status'] = 'critical';
179	$result['label'] = \__( 'Surge might not be properly configured.', 'activitypub' );
180	$result['badge']['color'] = 'red';
181	$result['description'] = \sprintf(
182	'<p>%s</p>',
183	\__( 'Surge isn’t currently set up to work with ActivityPub. While this isn’t a major problem, it’s a good idea to enable support. Without it, some technical files (like JSON) might accidentally show up in your website’s cache and be visible to visitors.', 'activitypub' )
184	);
185	$result['actions'] = \sprintf(
186	'<p>%s</p>',
187	\sprintf(
188	// translators: %s: Plugin directory path.
189	\__( 'To enable the ActivityPub integration with Surge, add the following line to your <code>wp-config.php</code> file: <br /><code>%s</code>', 'activitypub' ),
190	self::get_cache_config()
191	)
192	);
193	}
194
195	return $result;
196	}
197
198	/**
199	* Get the cache config.
200	*
201	* @return string The cache config.
202	*/
203	public static function get_cache_config() {
204	return \sprintf( "define( 'WP_CACHE_CONFIG', '%s/integration/surge-cache-config.php' );", \rtrim( ACTIVITYPUB_PLUGIN_DIR, '/' ) );
205	}
206	}
207