redirection / redirection.php

redirection.php in Redirection 5.9.0, at redirection.php

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1	<?php
2	/*
3	Plugin Name: Redirection
4	Plugin URI: https://redirection.me/
5	Description: Manage all your 301 redirects and monitor 404 errors
6	Version: 5.9.0
7	Author: John Godley
8	Text Domain: redirection
9	Requires PHP: 7.4
10	Requires at least: 6.6
11	============================================================================================================
12	For full license details see license.txt
13	============================================================================================================
14	*/
15
16	define( 'REDIRECTION_DB_VERSION', '4.2' ); // DB schema version. Only change if DB needs changing
17	define( 'REDIRECTION_FILE', __FILE__ );
18
19	if ( ! defined( 'REDIRECTION_FLYING_SOLO' ) ) {
20	define( 'REDIRECTION_FLYING_SOLO', apply_filters( 'redirection_flying_solo', true ) );
21	}
22
23	// This file must support PHP < 7.4 so as not to crash
24	if ( version_compare( PHP_VERSION, '7.4' ) < 0 ) {
25	add_filter( 'plugin_action_links_' . basename( dirname( REDIRECTION_FILE ) ) . '/' . basename( REDIRECTION_FILE ), 'red_deprecated_php' );
26
27	/**
28	* @param array<string> $links
29	* @return array<string>
30	*/
31	function red_deprecated_php( array $links ): array {
32	/* translators: 1: server PHP version. 2: required PHP version. */
33	array_unshift( $links, '<a href="https://redirection.me/support/problems/php-version/" style="color: red; text-decoration: underline">' . sprintf( __( 'Disabled! Detected PHP %1$s, need PHP %2$s+', 'redirection' ), phpversion(), '7.4' ) . '</a>' );
34	return $links;
35	}
36
37	return;
38	}
39
40	// Temporary compatibility for sites serving stale cached code during upgrades.
41	// Remove once the 5.8.x transition window has passed.
42	if ( file_exists( __DIR__ . '/build/redirection-version.php' ) ) {
43	require_once __DIR__ . '/build/redirection-version.php';
44	} else {
45	require_once __DIR__ . '/redirection-version.php';
46	}
47
48	require_once __DIR__ . '/redirection-settings.php';
49	require_once __DIR__ . '/models/options.php';
50	require_once __DIR__ . '/models/redirect/redirect.php';
51	require_once __DIR__ . '/models/url/url.php';
52	require_once __DIR__ . '/models/regex.php';
53	require_once __DIR__ . '/models/module.php';
54	require_once __DIR__ . '/models/log/log.php';
55	require_once __DIR__ . '/models/flusher.php';
56	require_once __DIR__ . '/models/match.php';
57	require_once __DIR__ . '/models/action.php';
58	require_once __DIR__ . '/models/request.php';
59	require_once __DIR__ . '/models/header.php';
60	require_once __DIR__ . '/models/group.php';
61
62	/**
63	* Autoload the migrated import/export classes only.
64	*
65	* This lets us adopt autoloading incrementally for admin/CLI-only paths
66	* without changing the rest of the plugin bootstrap in one step.
67	*
68	* @param string $requested_class Requested class name.
69	* @return void
70	*/
71	function redirection_autoload_import_export( $requested_class ) {
72	redirection_autoload_namespace( $requested_class, 'Redirection\\ImportExport\\', __DIR__ . '/includes/import-export/' );
73	}
74
75	/**
76	* Autoload a namespaced class from a plugin directory.
77	*
78	* @param string $requested_class Requested class name.
79	* @param string $prefix Namespace prefix.
80	* @param string $base_dir Base directory.
81	* @return void
82	*/
83	function redirection_autoload_namespace( $requested_class, $prefix, $base_dir ) {
84	if ( strncmp( $prefix, $requested_class, strlen( $prefix ) ) !== 0 ) {
85	return;
86	}
87
88	$relative_class = substr( $requested_class, strlen( $prefix ) );
89	if ( $relative_class === '' ) {
90	return;
91	}
92
93	$normalize = static function ( $value ) {
94	$value = preg_replace( '/(?<!^)[A-Z]/', '-$0', $value );
95
96	if ( ! is_string( $value ) ) {
97	return '';
98	}
99
100	return str_replace( '_', '-', strtolower( $value ) );
101	};
102
103	$segments = explode( '\\', $relative_class );
104	$class_name = array_pop( $segments );
105	if ( ! is_string( $class_name ) \|\| $class_name === '' ) {
106	return;
107	}
108
109	if ( count( $segments ) > 0 ) {
110	$base_dir .= implode( '/', array_map( $normalize, $segments ) ) . '/';
111	}
112
113	$path = $base_dir . 'class-' . $normalize( $class_name ) . '.php';
114
115	if ( file_exists( $path ) ) {
116	require_once $path;
117	}
118	}
119
120	spl_autoload_register( 'redirection_autoload_import_export' );
121
122	/**
123	* Clear PHP opcache when plugin is updated. This is to help with mid-update errors.
124	*
125	* @param object $upgrader The upgrader object.
126	* @param array{action: string, type: string, plugins?: string[]} $options The upgrade options.
127	* @return void
128	*/
129	function redirection_clear_opcache_on_upgrade( $upgrader, $options ) {
130	if ( $options['action'] !== 'update' \|\| $options['type'] !== 'plugin' ) {
131	return;
132	}
133
134	$plugin_basename = plugin_basename( REDIRECTION_FILE );
135	$plugins = $options['plugins'] ?? [];
136
137	if ( ! in_array( $plugin_basename, $plugins, true ) ) {
138	return;
139	}
140
141	if ( function_exists( 'opcache_reset' ) ) {
142	// Suppress warnings if opcache_reset is restricted by server configuration
143	@opcache_reset(); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
144	}
145	}
146
147	add_action( 'upgrader_process_complete', 'redirection_clear_opcache_on_upgrade', 10, 2 );
148
149	/**
150	* @return bool
151	*/
152	function red_is_wpcli() {
153	if ( defined( 'WP_CLI' ) && WP_CLI ) {
154	return true;
155	}
156
157	return false;
158	}
159
160	/**
161	* Detect a plain PHP CLI context (e.g., a cron script that loads wp-load.php
162	* directly). Distinct from red_is_wpcli(), which is only true under WP-CLI.
163	* Used to skip front-end redirect enforcement that would otherwise call die()
164	* and silently terminate the CLI process.
165	*
166	* @return bool
167	*/
168	function red_is_cli() {
169	return PHP_SAPI === 'cli';
170	}
171
172	/**
173	* @return bool
174	*/
175	function red_is_admin() {
176	if ( is_admin() ) {
177	return true;
178	}
179
180	return false;
181	}
182
183	/**
184	* @return void
185	*/
186	function red_start_rest() {
187	require_once __DIR__ . '/redirection-admin.php';
188	require_once __DIR__ . '/api/api.php';
189
190	Redirection_Api::init();
191	Redirection_Admin::init();
192
193	remove_action( 'rest_api_init', 'red_start_rest' );
194	}
195
196	/**
197	* @return void
198	*/
199	function redirection_locale() {
200	load_plugin_textdomain( 'redirection', false, dirname( plugin_basename( REDIRECTION_FILE ) ) . '/locale/' );
201	}
202
203	if ( red_is_admin() \|\| red_is_wpcli() ) {
204	require_once __DIR__ . '/redirection-admin.php';
205	require_once __DIR__ . '/api/api.php';
206	} else {
207	require_once __DIR__ . '/redirection-front.php';
208	}
209
210	if ( red_is_wpcli() ) {
211	require_once __DIR__ . '/redirection-cli.php';
212	}
213
214	add_action( 'rest_api_init', 'red_start_rest' );
215	add_action( 'init', 'redirection_locale' );
216