<?php
require_once dirname( REDIRECTION_FILE ) . '/database/database.php';
class Red_Fixer {
const REGEX_LIMIT = 200;
public function get_json() {
return [
'status' => $this->get_status(),
'debug' => $this->get_debug(),
];
}
public function get_debug() {
$status = new Red_Database_Status();
$ip = [];
foreach ( Redirection_Request::get_ip_headers() as $var ) {
$ip[ $var ] = isset( $_SERVER[ $var ] ) ? sanitize_text_field( $_SERVER[ $var ] ) : false;
}
return [
'database' => [
'current' => $status->get_current_version(),
'latest' => REDIRECTION_DB_VERSION,
],
'ip_header' => $ip,
];
}
public function save_debug( $name, $value ) {
if ( $name === 'database' ) {
$database = new Red_Database();
$status = new Red_Database_Status();
foreach ( $database->get_upgrades() as $upgrade ) {
if ( $value === $upgrade['version'] ) {
$status->finish();
$status->save_db_version( $value );
// Switch to prompt mode
red_set_options( [ 'plugin_update' => 'prompt' ] );
break;
}
}
}
}
public function get_status() {
global $wpdb;
$options = red_get_options();
$groups = intval( $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->prefix}redirection_groups" ), 10 );
$bad_group = $this->get_missing();
$monitor_group = $options['monitor_post'];
$valid_monitor = Red_Group::get( $monitor_group ) || $monitor_group === 0;
$status = [
array_merge( [
'id' => 'db',
'name' => __( 'Database tables', 'redirection' ),
], $this->get_database_status( Red_Database::get_latest_database() ) ),
[
'name' => __( 'Valid groups', 'redirection' ),
'id' => 'groups',
'message' => $groups === 0 ? __( 'No valid groups, so you will not be able to create any redirects', 'redirection' ) : __( 'Valid groups detected', 'redirection' ),
'status' => $groups === 0 ? 'problem' : 'good',
],
[
'name' => __( 'Valid redirect group', 'redirection' ),
'id' => 'redirect_groups',
'message' => count( $bad_group ) > 0 ? __( 'Redirects with invalid groups detected', 'redirection' ) : __( 'All redirects have a valid group', 'redirection' ),
'status' => count( $bad_group ) > 0 ? 'problem' : 'good',
],
[
'name' => __( 'Post monitor group', 'redirection' ),
'id' => 'monitor',
'message' => $valid_monitor === false ? __( 'Post monitor group is invalid', 'redirection' ) : __( 'Post monitor group is valid', 'redirection' ),
'status' => $valid_monitor === false ? 'problem' : 'good',
],
$this->get_http_settings(),
];
$regex_count = $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->prefix}redirection_items WHERE regex=1" );
if ( $regex_count > self::REGEX_LIMIT ) {
$status[] = [
'name' => __( 'Regular Expressions', 'redirection' ),
'id' => 'regex',
'message' => __( 'Too many regular expressions may impact site performance', 'redirection' ),
'status' => 'problem',
];
}
return $status;
}
private function get_database_status( $database ) {
$missing = $database->get_missing_tables();
return array(
'status' => count( $missing ) === 0 ? 'good' : 'error',
'message' => count( $missing ) === 0 ? __( 'All tables present', 'redirection' ) : __( 'The following tables are missing:', 'redirection' ) . ' ' . join( ',', $missing ),
);
}
private function get_http_settings() {
$site = wp_parse_url( get_site_url(), PHP_URL_SCHEME );
$home = wp_parse_url( get_home_url(), PHP_URL_SCHEME );
$message = __( 'Site and home are consistent', 'redirection' );
if ( $site !== $home ) {
/* translators: 1: Site URL, 2: Home URL */
$message = sprintf( __( 'Site and home URL are inconsistent. Please correct from your Settings > General page: %1$1s is not %2$2s', 'redirection' ), get_site_url(), get_home_url() );
}
return array(
'name' => __( 'Site and home protocol', 'redirection' ),
'id' => 'redirect_url',
'message' => $message,
'status' => $site === $home ? 'good' : 'problem',
);
}
public function fix( $status ) {
foreach ( $status as $item ) {
if ( $item['status'] !== 'good' ) {
$fixer = 'fix_' . $item['id'];
$result = true;
if ( method_exists( $this, $fixer ) ) {
$result = $this->$fixer();
}
if ( is_wp_error( $result ) ) {
return $result;
}
}
}
return $this->get_status();
}
private function get_missing() {
global $wpdb;
return $wpdb->get_results( "SELECT {$wpdb->prefix}redirection_items.id FROM {$wpdb->prefix}redirection_items LEFT JOIN {$wpdb->prefix}redirection_groups ON {$wpdb->prefix}redirection_items.group_id = {$wpdb->prefix}redirection_groups.id WHERE {$wpdb->prefix}redirection_groups.id IS NULL" );
}
private function fix_db() {
$database = Red_Database::get_latest_database();
return $database->install();
}
private function fix_groups() {
if ( Red_Group::create( 'new group', 1 ) === false ) {
return new WP_Error( 'Unable to create group' );
}
return true;
}
private function fix_redirect_groups() {
global $wpdb;
$missing = $this->get_missing();
foreach ( $missing as $row ) {
$wpdb->update( $wpdb->prefix . 'redirection_items', array( 'group_id' => $this->get_valid_group() ), array( 'id' => $row->id ) );
}
}
private function fix_monitor() {
red_set_options( array( 'monitor_post' => $this->get_valid_group() ) );
}
private function get_valid_group() {
$groups = Red_Group::get_all();
return $groups[0]['id'];
}
}