--- a/wp/wp-includes/ms-load.php	Thu Sep 29 08:06:27 2022 +0200
+++ b/wp/wp-includes/ms-load.php	Fri Sep 05 18:40:08 2025 +0200
@@ -46,7 +46,7 @@
 
 	foreach ( $active_plugins as $plugin ) {
 		if ( ! validate_file( $plugin )                     // $plugin must validate as file.
-			&& '.php' === substr( $plugin, -4 )             // $plugin must end with '.php'.
+			&& str_ends_with( $plugin, '.php' )             // $plugin must end with '.php'.
 			&& file_exists( WP_PLUGIN_DIR . '/' . $plugin ) // $plugin must exist.
 			) {
 			$plugins[] = WP_PLUGIN_DIR . '/' . $plugin;
@@ -92,7 +92,7 @@
 
 	$blog = get_site();
 
-	if ( '1' == $blog->deleted ) {
+	if ( '1' === $blog->deleted ) {
 		if ( file_exists( WP_CONTENT_DIR . '/blog-deleted.php' ) ) {
 			return WP_CONTENT_DIR . '/blog-deleted.php';
 		} else {
@@ -100,7 +100,7 @@
 		}
 	}
 
-	if ( '2' == $blog->deleted ) {
+	if ( '2' === $blog->deleted ) {
 		if ( file_exists( WP_CONTENT_DIR . '/blog-inactive.php' ) ) {
 			return WP_CONTENT_DIR . '/blog-inactive.php';
 		} else {
@@ -115,7 +115,7 @@
 		}
 	}
 
-	if ( '1' == $blog->archived || '1' == $blog->spam ) {
+	if ( '1' === $blog->archived || '1' === $blog->spam ) {
 		if ( file_exists( WP_CONTENT_DIR . '/blog-suspended.php' ) ) {
 			return WP_CONTENT_DIR . '/blog-suspended.php';
 		} else {
@@ -226,10 +226,12 @@
 	 * then cache whether we can just always ignore paths.
 	 */
 
-	// Either www or non-www is supported, not both. If a www domain is requested,
-	// query for both to provide the proper redirect.
+	/*
+	 * Either www or non-www is supported, not both. If a www domain is requested,
+	 * query for both to provide the proper redirect.
+	 */
 	$domains = array( $domain );
-	if ( 'www.' === substr( $domain, 0, 4 ) ) {
+	if ( str_starts_with( $domain, 'www.' ) ) {
 		$domains[] = substr( $domain, 4 );
 	}
 
@@ -297,7 +299,7 @@
 
 	// If the network is defined in wp-config.php, we can simply use that.
 	if ( defined( 'DOMAIN_CURRENT_SITE' ) && defined( 'PATH_CURRENT_SITE' ) ) {
-		$current_site         = new stdClass;
+		$current_site         = new stdClass();
 		$current_site->id     = defined( 'SITE_ID_CURRENT_SITE' ) ? SITE_ID_CURRENT_SITE : 1;
 		$current_site->domain = DOMAIN_CURRENT_SITE;
 		$current_site->path   = PATH_CURRENT_SITE;
@@ -310,8 +312,10 @@
 		if ( 0 === strcasecmp( $current_site->domain, $domain ) && 0 === strcasecmp( $current_site->path, $path ) ) {
 			$current_blog = get_site_by_path( $domain, $path );
 		} elseif ( '/' !== $current_site->path && 0 === strcasecmp( $current_site->domain, $domain ) && 0 === stripos( $path, $current_site->path ) ) {
-			// If the current network has a path and also matches the domain and path of the request,
-			// we need to look for a site using the first path segment following the network's path.
+			/*
+			 * If the current network has a path and also matches the domain and path of the request,
+			 * we need to look for a site using the first path segment following the network's path.
+			 */
 			$current_blog = get_site_by_path( $domain, $path, 1 + count( explode( '/', trim( $current_site->path, '/' ) ) ) );
 		} else {
 			// Otherwise, use the first path segment (as usual).
@@ -373,7 +377,7 @@
 	}
 
 	// The network declared by the site trumps any constants.
-	if ( $current_blog && $current_blog->site_id != $current_site->id ) {
+	if ( $current_blog && (int) $current_blog->site_id !== $current_site->id ) {
 		$current_site = WP_Network::get_instance( $current_blog->site_id );
 	}
 
@@ -387,7 +391,7 @@
 
 	// During activation of a new subdomain, the requested site does not yet exist.
 	if ( empty( $current_blog ) && wp_installing() ) {
-		$current_blog          = new stdClass;
+		$current_blog          = new stdClass();
 		$current_blog->blog_id = 1;
 		$blog_id               = 1;
 		$current_blog->public  = 1;
@@ -472,12 +476,12 @@
 
 	$msg   = '<h1>' . $title . '</h1>';
 	$msg  .= '<p>' . __( 'If your site does not display, please contact the owner of this network.' ) . '';
-	$msg  .= ' ' . __( 'If you are the owner of this network please check that MySQL is running properly and all tables are error free.' ) . '</p>';
+	$msg  .= ' ' . __( 'If you are the owner of this network please check that your host&#8217;s database server is running properly and all tables are error free.' ) . '</p>';
 	$query = $wpdb->prepare( 'SHOW TABLES LIKE %s', $wpdb->esc_like( $wpdb->site ) );
 	if ( ! $wpdb->get_var( $query ) ) {
 		$msg .= '<p>' . sprintf(
 			/* translators: %s: Table name. */
-			__( '<strong>Database tables are missing.</strong> This means that MySQL is not running, WordPress was not installed properly, or someone deleted %s. You really should look at your database now.' ),
+			__( '<strong>Database tables are missing.</strong> This means that your host&#8217;s database server is not running, WordPress was not installed properly, or someone deleted %s. You really should look at your database now.' ),
 			'<code>' . $wpdb->site . '</code>'
 		) . '</p>';
 	} else {
@@ -493,7 +497,7 @@
 	$msg .= sprintf(
 		/* translators: %s: Documentation URL. */
 		__( 'Read the <a href="%s" target="_blank">Debugging a WordPress Network</a> article. Some of the suggestions there may help you figure out what went wrong.' ),
-		__( 'https://wordpress.org/support/article/debugging-a-wordpress-network/' )
+		__( 'https://developer.wordpress.org/advanced-administration/debug/debug-network/' )
 	);
 	$msg .= ' ' . __( 'If you are still stuck with this message, then check that your database contains the following tables:' ) . '</p><ul>';
 	foreach ( $wpdb->tables( 'global' ) as $t => $table ) {