wordpress core update 5.4

index.php

@@ -14,4 +14,4 @@
 define( 'WP_USE_THEMES', true );
 
 /** Loads the WordPress Environment and Template */
-require( dirname( __FILE__ ) . '/wp-blog-header.php' );
+require __DIR__ . '/wp-blog-header.php';

license.txt

 WordPress - Web publishing software
 
-Copyright 2011-2019 by the contributors
+Copyright 2011-2020 by the contributors
 
 This program is free software; you can redistribute it and/or modify
 it under the terms of the GNU General Public License as published by
@@ -19,8 +19,7 @@ Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 This program incorporates work covered by the following copyright and
 permission notices:
 
-  b2 is (c) 2001, 2002 Michel Valdrighi - m@tidakada.com -
-  http://tidakada.com
+  b2 is (c) 2001, 2002 Michel Valdrighi - https://cafelog.com
 
   Wherever third party code has been used, credit has been given in the code's
   comments.

readme.html

@@ -33,7 +33,6 @@
 
 <h2>Updating</h2>
 <h3>Using the Automatic Updater</h3>
-<p>If you are updating from version 2.7 or higher, you can use the automatic updater:</p>
 <ol>
 	<li>Open <span class="file"><a href="wp-admin/update-core.php">wp-admin/update-core.php</a></span> in your browser and follow the instructions.</li>
 	<li>You wanted more, perhaps? That&#8217;s it!</li>

wp-activate.php

@@ -9,9 +9,9 @@
 define( 'WP_INSTALLING', true );
 
 /** Sets up the WordPress Environment. */
-require( dirname( __FILE__ ) . '/wp-load.php' );
+require __DIR__ . '/wp-load.php';
 
-require( dirname( __FILE__ ) . '/wp-blog-header.php' );
+require __DIR__ . '/wp-blog-header.php';
 
 if ( ! is_multisite() ) {
 	wp_redirect( wp_registration_url() );
@@ -37,7 +37,7 @@ if ( isset( $_GET['key'] ) && isset( $_POST['key'] ) && $_GET['key'] !== $_POST[
 if ( $key ) {
 	$redirect_url = remove_query_arg( 'key' );
 
-	if ( $redirect_url !== remove_query_arg( false ) ) {
+	if ( remove_query_arg( false ) !== $redirect_url ) {
 		setcookie( $activate_cookie, $key, 0, $activate_path, COOKIE_DOMAIN, is_ssl(), true );
 		wp_safe_redirect( $redirect_url );
 		exit;
@@ -46,13 +46,13 @@ if ( $key ) {
 	}
 }
 
-if ( $result === null && isset( $_COOKIE[ $activate_cookie ] ) ) {
+if ( null === $result && isset( $_COOKIE[ $activate_cookie ] ) ) {
 	$key    = $_COOKIE[ $activate_cookie ];
 	$result = wpmu_activate_signup( $key );
 	setcookie( $activate_cookie, ' ', time() - YEAR_IN_SECONDS, $activate_path, COOKIE_DOMAIN, is_ssl(), true );
 }
 
-if ( $result === null || ( is_wp_error( $result ) && 'invalid_key' === $result->get_error_code() ) ) {
+if ( null === $result || ( is_wp_error( $result ) && 'invalid_key' === $result->get_error_code() ) ) {
 	status_header( 404 );
 } elseif ( is_wp_error( $result ) ) {
 	$error_code = $result->get_error_code();
@@ -68,7 +68,7 @@ if ( is_object( $wp_object_cache ) ) {
 	$wp_object_cache->cache_enabled = false;
 }
 
-// Fix for page title
+// Fix for page title.
 $wp_query->is_404 = false;
 
 /**
@@ -142,7 +142,7 @@ get_header( 'wp-activate' );
 			<h2><?php _e( 'Your account is now active!' ); ?></h2>
 			<?php
 			echo '<p class="lead-in">';
-			if ( $signup->domain . $signup->path == '' ) {
+			if ( '' === $signup->domain . $signup->path ) {
 				printf(
 					/* translators: 1: Login URL, 2: Username, 3: User email address, 4: Lost password URL. */
 					__( 'Your account has been activated. You may now <a href="%1$s">log in</a> to the site using your chosen username of &#8220;%2$s&#8221;. Please check your email inbox at %3$s for your password and login instructions. If you do not receive an email, please check your junk or spam folder. If you still do not receive an email within an hour, you can <a href="%4$s">reset your password</a>.' ),
@@ -162,7 +162,7 @@ get_header( 'wp-activate' );
 				);
 			}
 			echo '</p>';
-		} elseif ( $result === null || is_wp_error( $result ) ) {
+		} elseif ( null === $result || is_wp_error( $result ) ) {
 			?>
 			<h2><?php _e( 'An error occurred during the activation' ); ?></h2>
 			<?php if ( is_wp_error( $result ) ) : ?>
@@ -181,7 +181,7 @@ get_header( 'wp-activate' );
 			</div>
 
 			<?php
-			if ( $url && $url != network_home_url( '', 'http' ) ) :
+			if ( $url && network_home_url( '', 'http' ) !== $url ) :
 				switch_to_blog( (int) $result['blog_id'] );
 				$login_url = wp_login_url();
 				restore_current_blog();

wp-admin/admin-ajax.php

@@ -19,7 +19,7 @@ if ( ! defined( 'WP_ADMIN' ) ) {
 }
 
 /** Load WordPress Bootstrap */
-require_once( dirname( dirname( __FILE__ ) ) . '/wp-load.php' );
+require_once dirname( __DIR__ ) . '/wp-load.php';
 
 /** Allow for cross-domain requests (from the front end). */
 send_origin_headers();
@@ -27,16 +27,16 @@ send_origin_headers();
 header( 'Content-Type: text/html; charset=' . get_option( 'blog_charset' ) );
 header( 'X-Robots-Tag: noindex' );
 
-// Require an action parameter
+// Require an action parameter.
 if ( empty( $_REQUEST['action'] ) ) {
 	wp_die( '0', 400 );
 }
 
 /** Load WordPress Administration APIs */
-require_once( ABSPATH . 'wp-admin/includes/admin.php' );
+require_once ABSPATH . 'wp-admin/includes/admin.php';
 
 /** Load Ajax Handlers for WordPress Core */
-require_once( ABSPATH . 'wp-admin/includes/ajax-actions.php' );
+require_once ABSPATH . 'wp-admin/includes/ajax-actions.php';
 
 send_nosniff_header();
 nocache_headers();
@@ -141,7 +141,7 @@ $core_actions_post = array(
 	'health-check-get-sizes',
 );
 
-// Deprecated
+// Deprecated.
 $core_actions_post_deprecated = array( 'wp-fullscreen-save-post', 'press-this-save-post', 'press-this-add-category' );
 $core_actions_post            = array_merge( $core_actions_post, $core_actions_post_deprecated );
 
@@ -189,5 +189,5 @@ if ( is_user_logged_in() ) {
 	 */
 	do_action( "wp_ajax_nopriv_{$action}" );
 }
-// Default status
+// Default status.
 wp_die( '0' );

wp-admin/admin-footer.php

@@ -6,7 +6,7 @@
  * @subpackage Administration
  */
 
-// don't load directly
+// Don't load directly.
 if ( ! defined( 'ABSPATH' ) ) {
 	die( '-1' );
 }
@@ -104,7 +104,7 @@ do_action( 'admin_print_footer_scripts' );
  */
 do_action( "admin_footer-{$hook_suffix}" ); // phpcs:ignore WordPress.NamingConventions.ValidHookName.UseUnderscores
 
-// get_site_option() won't exist when auto upgrading from <= 2.7
+// get_site_option() won't exist when auto upgrading from <= 2.7.
 if ( function_exists( 'get_site_option' ) ) {
 	if ( false === get_site_option( 'can_compress_scripts' ) ) {
 		compression_test();

wp-admin/admin-functions.php

@@ -12,4 +12,4 @@
 _deprecated_file( basename( __FILE__ ), '2.5.0', 'wp-admin/includes/admin.php' );
 
 /** WordPress Administration API: Includes all Administration functions. */
-require_once( ABSPATH . 'wp-admin/includes/admin.php' );
+require_once ABSPATH . 'wp-admin/includes/admin.php';

wp-admin/admin-header.php

@@ -8,7 +8,7 @@
 
 header( 'Content-Type: ' . get_option( 'html_type' ) . '; charset=' . get_option( 'blog_charset' ) );
 if ( ! defined( 'WP_ADMIN' ) ) {
-	require_once( dirname( __FILE__ ) . '/admin.php' );
+	require_once __DIR__ . '/admin.php';
 }
 
 /**
@@ -233,7 +233,7 @@ if ( current_user_can( 'customize' ) ) {
 ?>
 
 <div id="wpwrap">
-<?php require( ABSPATH . 'wp-admin/menu-header.php' ); ?>
+<?php require ABSPATH . 'wp-admin/menu-header.php'; ?>
 <div id="wpcontent">
 
 <?php
@@ -288,6 +288,6 @@ if ( is_network_admin() ) {
  */
 do_action( 'all_admin_notices' );
 
-if ( $parent_file == 'options-general.php' ) {
-	require( ABSPATH . 'wp-admin/options-head.php' );
+if ( 'options-general.php' === $parent_file ) {
+	require ABSPATH . 'wp-admin/options-head.php';
 }

wp-admin/admin-post.php

@@ -14,15 +14,15 @@ if ( ! defined( 'WP_ADMIN' ) ) {
 }
 
 if ( defined( 'ABSPATH' ) ) {
-	require_once( ABSPATH . 'wp-load.php' );
+	require_once ABSPATH . 'wp-load.php';