upgrade.php 5.47 KiB
<?php
/**
* Upgrade WordPress Page.
*
* @package WordPress
* @subpackage Administration
*/
/**
* We are upgrading WordPress.
*
* @since 1.5.1
* @var bool
*/
define( 'WP_INSTALLING', true );
/** Load WordPress Bootstrap */
require dirname( __DIR__ ) . '/wp-load.php';
nocache_headers();
require_once ABSPATH . 'wp-admin/includes/upgrade.php';
delete_site_transient( 'update_core' );
if ( isset( $_GET['step'] ) ) {
$step = $_GET['step'];
} else {
$step = 0;
}
// Do it. No output.
if ( 'upgrade_db' === $step ) {
wp_upgrade();
die( '0' );
}
/**
* @global string $wp_version The WordPress version string.
* @global string $required_php_version The required PHP version string.
* @global string $required_mysql_version The required MySQL version string.
*/
global $wp_version, $required_php_version, $required_mysql_version;
$step = (int) $step;
$php_version = phpversion();
$mysql_version = $wpdb->db_version();
$php_compat = version_compare( $php_version, $required_php_version, '>=' );
if ( file_exists( WP_CONTENT_DIR . '/db.php' ) && empty( $wpdb->is_mysql ) ) {
$mysql_compat = true;
} else {
$mysql_compat = version_compare( $mysql_version, $required_mysql_version, '>=' );
}
header( 'Content-Type: ' . get_option( 'html_type' ) . '; charset=' . get_option( 'blog_charset' ) );
?>
<!DOCTYPE html>
<html <?php language_attributes(); ?>>
<head>
<meta name="viewport" content="width=device-width" />
<meta http-equiv="Content-Type" content="<?php bloginfo( 'html_type' ); ?>; charset=<?php echo get_option( 'blog_charset' ); ?>" />
<meta name="robots" content="noindex,nofollow" />
<title><?php _e( 'WordPress › Update' ); ?></title>
<?php wp_admin_css( 'install', true ); ?>
</head>
<body class="wp-core-ui">
<p id="logo"><a href="<?php echo esc_url( __( 'https://wordpress.org/' ) ); ?>"><?php _e( 'WordPress' ); ?></a></p>
<?php if ( (int) get_option( 'db_version' ) === $wp_db_version || ! is_blog_installed() ) : ?>