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wp-content/plugins/redirection/redirection.php

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+<?php
+/*
+Plugin Name: Redirection
+Plugin URI: https://redirection.me/
+Description: Manage all your 301 redirects and monitor 404 errors
+Version: 5.8.0
+Author: John Godley
+Text Domain: redirection
+Requires PHP: 7.4
+Requires at least: 6.6
+============================================================================================================
+For full license details see license.txt
+============================================================================================================
+*/
+
+define( 'REDIRECTION_DB_VERSION', '4.2' );     // DB schema version. Only change if DB needs changing
+define( 'REDIRECTION_FILE', __FILE__ );
+
+if ( ! defined( 'REDIRECTION_FLYING_SOLO' ) ) {
+	define( 'REDIRECTION_FLYING_SOLO', apply_filters( 'redirection_flying_solo', true ) );
+}
+
+// This file must support PHP < 7.4 so as not to crash
+if ( version_compare( PHP_VERSION, '7.4' ) < 0 ) {
+	add_filter( 'plugin_action_links_' . basename( dirname( REDIRECTION_FILE ) ) . '/' . basename( REDIRECTION_FILE ), 'red_deprecated_php' );
+
+	/**
+	 * @param array<string> $links
+	 * @return array<string>
+	 */
+	function red_deprecated_php( array $links ): array {
+		/* translators: 1: server PHP version. 2: required PHP version. */
+		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>' );
+		return $links;
+	}
+
+	return;
+}
+
+require_once __DIR__ . '/build/redirection-version.php';
+require_once __DIR__ . '/redirection-settings.php';
+require_once __DIR__ . '/models/options.php';
+require_once __DIR__ . '/models/redirect/redirect.php';
+require_once __DIR__ . '/models/url/url.php';
+require_once __DIR__ . '/models/regex.php';
+require_once __DIR__ . '/models/module.php';
+require_once __DIR__ . '/models/log/log.php';
+require_once __DIR__ . '/models/flusher.php';
+require_once __DIR__ . '/models/match.php';
+require_once __DIR__ . '/models/action.php';
+require_once __DIR__ . '/models/request.php';
+require_once __DIR__ . '/models/header.php';
+require_once __DIR__ . '/models/group.php';
+
+/**
+ * Clear PHP opcache when plugin is updated. This is to help with mid-update errors.
+ *
+ * @param object $upgrader The upgrader object.
+ * @param array{action: string, type: string, plugins?: string[]} $options The upgrade options.
+ * @return void
+ */
+function redirection_clear_opcache_on_upgrade( $upgrader, $options ) {
+	if ( $options['action'] !== 'update' || $options['type'] !== 'plugin' ) {
+		return;
+	}
+
+	$plugin_basename = plugin_basename( REDIRECTION_FILE );
+	$plugins = $options['plugins'] ?? [];
+
+	if ( ! in_array( $plugin_basename, $plugins, true ) ) {
+		return;
+	}
+
+	if ( function_exists( 'opcache_reset' ) ) {
+		// Suppress warnings if opcache_reset is restricted by server configuration
+		@opcache_reset(); // phpcs:ignore WordPress.PHP.NoSilencedErrors.Discouraged
+	}
+}
+
+add_action( 'upgrader_process_complete', 'redirection_clear_opcache_on_upgrade', 10, 2 );
+
+/**
+ * @return bool
+ */
+function red_is_wpcli() {
+	if ( defined( 'WP_CLI' ) && WP_CLI ) {
+		return true;
+	}
+
+	return false;
+}
+
+/**
+ * Detect a plain PHP CLI context (e.g., a cron script that loads wp-load.php
+ * directly). Distinct from red_is_wpcli(), which is only true under WP-CLI.
+ * Used to skip front-end redirect enforcement that would otherwise call die()
+ * and silently terminate the CLI process.
+ *
+ * @return bool
+ */
+function red_is_cli() {
+	return PHP_SAPI === 'cli';
+}
+
+/**
+ * @return bool
+ */
+function red_is_admin() {
+	if ( is_admin() ) {
+		return true;
+	}
+
+	return false;
+}
+
+/**
+ * @return void
+ */
+function red_start_rest() {
+	require_once __DIR__ . '/redirection-admin.php';
+	require_once __DIR__ . '/api/api.php';
+
+	Redirection_Api::init();
+	Redirection_Admin::init();
+
+	remove_action( 'rest_api_init', 'red_start_rest' );
+}
+
+/**
+ * @return void
+ */
+function redirection_locale() {
+	load_plugin_textdomain( 'redirection', false, dirname( plugin_basename( REDIRECTION_FILE ) ) . '/locale/' );
+}
+
+if ( red_is_admin() || red_is_wpcli() ) {
+	require_once __DIR__ . '/redirection-admin.php';
+	require_once __DIR__ . '/api/api.php';
+} else {
+	require_once __DIR__ . '/redirection-front.php';
+}
+
+if ( red_is_wpcli() ) {
+	require_once __DIR__ . '/redirection-cli.php';
+}
+
+add_action( 'rest_api_init', 'red_start_rest' );
+add_action( 'init', 'redirection_locale' );